Tag: 100-200

Headspace analysis of ammonium nitrate variants and the effects of differing vapor profiles on canine detection was written by DeGreeff, Lauryn E.;Peranich, Kimberly. And the article was included in Forensic Chemistry in 2021.Application In Synthesis of 2-(2-Methoxyethoxy)ethanol This article mentions the following:

Canines continue to be one of the most frequently deployed tool in the detection of explosives, and particularly homemade explosives (HMEs), in part, due to the ease in training to new HME materials as threats arise. The majority of HMEs encountered contain ammonium nitrate (AN), and previous research has measured the release of ammonia from AN, and found that the ammonia vapor concentration varies with form, purity, and environment, but this is has not been correlated to canine detection proficiency. In this research, the headspace anal. of AN variants was carried out using solid phase microextraction (SPME) with gas chromatog./mass spectrometry (GC/MS). Ammonia vapor from the AN was extracted using on-fiber derivatization, while the presence of other volatiles in the headspace of these variants were also characterized by a traditional SPME extraction These results were correlated to canine testing, where canines previously trained in odor detection were provided laboratory-grade AN for odor imprinting, after which they were to locate other AN variants in a series of simple detection tasks. Headspace anal. showed variations in both the amount of ammonia as well as other volatile compounds in the headspace of the various AN samples, as well as changes in the vapor profiles due to changing environmental conditions. Canine data indicated that the differences in the headspace profiles of the samples may confound detection when canines were trained on laboratory-grade AN alone, while increased ammonia vapor availability from certain samples may have improved detection by this group of canines. In the experiment, the researchers used many compounds, for example, 2-(2-Methoxyethoxy)ethanol (cas: 111-77-3Application In Synthesis of 2-(2-Methoxyethoxy)ethanol).

2-(2-Methoxyethoxy)ethanol (cas: 111-77-3) belongs to ethers. Relative to alcohols, ethers are generally less dense, are less soluble in water, and have lower boiling points. They are relatively unreactive, and as a result they are useful as solvents for fats, oils, waxes, perfumes, resins, dyes, gums, and hydrocarbons. Vapours of certain ethers are used as insecticides, miticides, and fumigants for soil. The unique properties of ethers (i.e., that they are strongly polar, with nonbonding electron pairs but no hydroxyl group) enhance the formation and use of many reagents. For example, Grignard reagents cannot form unless an ether is present to share its lone pair of electrons with the magnesium atom. Complexation of the magnesium atom stabilizes the Grignard reagent and helps to keep it in solution.Application In Synthesis of 2-(2-Methoxyethoxy)ethanol

Referemce:
Ether – Wikipedia,
Ether | (C2H5)2O – PubChem

A highly stable and scalable photosynthetic reaction center-graphene hybrid electrode system for biomimetic solar energy transduction was written by Zhang, Haojie;Carey, Anne-Marie;Jeon, Ki-Wan;Liu, Minghui;Murrell, Travis D.;Locsin, Joshua;Lin, Su;Yan, Hao;Woodbury, Neal;Seo, Dong-Kyun. And the article was included in Journal of Materials Chemistry A: Materials for Energy and Sustainability in 2017.Safety of 2,3-Dimethoxy-5-methylcyclohexa-2,5-diene-1,4-dione This article mentions the following:

A photosynthetic reaction center (RC)-based electrode system is one of the most promising biomimetic approaches for solar energy transduction which is a renewable and environment-friendly source of energy. However, the instability of RCs in a non-cellular environment and the unfeasible scalability of electrode materials hamper the promising application of these systems. Herein, we report a highly stable and scalable RC-electrode system in which RCs are directly immobilized on a flexible and transparent mercapto reduced graphene oxide (mRGO) electrode. RCs immobilized on a mRGO film retain their photoactivity after twenty-week storage under darkness and even after 24 h continuous illumination at room temperature under aerobic conditions. The remarkable stability and mech. flexibility of our system offer great potential for the development of a flexible RC-based biomimetic device for solar energy transduction. In the experiment, the researchers used many compounds, for example, 2,3-Dimethoxy-5-methylcyclohexa-2,5-diene-1,4-dione (cas: 605-94-7Safety of 2,3-Dimethoxy-5-methylcyclohexa-2,5-diene-1,4-dione).

2,3-Dimethoxy-5-methylcyclohexa-2,5-diene-1,4-dione (cas: 605-94-7) belongs to ethers. Ether is less polar than esters, alcohols or amines because of the oxygen atom that is unable to participate in hydrogen bonding due to the presence of bulky alkyl groups on both sides of the oxygen atom. But ether is more polar than alkenes. Autoxidation is the spontaneous oxidation of a compound in air. In the presence of oxygen, ethers slowly autoxidize to form hydroperoxides and dialkyl peroxides. If concentrated or heated, these peroxides may explode. To prevent such explosions, ethers should be obtained in small quantities, kept in tightly sealed containers, and used promptly.Safety of 2,3-Dimethoxy-5-methylcyclohexa-2,5-diene-1,4-dione

Referemce:
Ether – Wikipedia,
Ether | (C2H5)2O – PubChem

Dehydrogenative Esterification and Dehydrative Etherification by Coupling of Primary Alcohols Based on Catalytic Function Switching of an Iridium Complex was written by Onoda, Mitsuki;Fujita, Ken-ichi. And the article was included in ChemistrySelect in 2022.Safety of (4-Methoxyphenyl)methanol This article mentions the following:

In this study, a new catalytic function switching system: not only dehydrogenative esterification but also dehydrative etherification under environmentally friendly conditions were accomplished by the employment of a single iridium catalyst based on catalytic function switching was successfully developed. Using benzyl alc. as a starting material, the esterification product, benzyl benzoate, and the etherification product, dibenzyl ether, were obtained in 92% and 89% yields, resp., by employing same iridium catalyst precursor bearing a dihydroxybipyridine ligand, under optimized conditions. In the experiment, the researchers used many compounds, for example, (4-Methoxyphenyl)methanol (cas: 105-13-5Safety of (4-Methoxyphenyl)methanol).

(4-Methoxyphenyl)methanol (cas: 105-13-5) belongs to ethers. The oxygen atom in ethers are more electronegative than carbon, thus the hydrogens which are alpha to the ethers are more acidic than the simple hydrocarbons. Ethers feature bent C–O–C linkages. In dimethyl ether, the bond angle is 111° and C–O distances are 141 pm. The barrier to rotation about the C–O bonds is low. The bonding of oxygen in ethers, alcohols, and water is similar. In the language of valence bond theory, the hybridization at oxygen is sp3.Safety of (4-Methoxyphenyl)methanol

Referemce:
Ether – Wikipedia,
Ether | (C2H5)2O – PubChem

Bioactive Asarone-Derived Phenylpropanoids from the Rhizome of Acorus tatarinowii Schott was written by Gao, En;Zhou, Zheng-Qun;Zou, Jian;Yu, Yang;Feng, Xiao-Lin;Chen, Guo-Dong;He, Rong-Rong;Yao, Xin-Sheng;Gao, Hao. And the article was included in Journal of Natural Products in 2017.COA of Formula: C11H16O3 This article mentions the following:

Eight new (1a/1b (I,II), 2a, 3a, 4a/4b, and 5a/5b) and seven known (2b, 3b, and 6-10) asarone-derived phenylpropanoids, a known asarone-derived lignan (12), and four known lignan analogs (11) and (13-15) were isolated from the rhizome of Acorus tatarinowii Schott. The structures were elucidated via comprehensive spectroscopic analyses, modified Mosher’s method, and quantum chem. calculations Compounds I-8 were present as enantiomers, and I-5 were successfully resolved via chiral-phase HPLC. Compounds I/II were the first cases of asarone-derived phenylpropanoids with an iso-Pr C-3 side-chain tethered to a benzene core from nature. Hypoglycemic, antioxidant, and AChE inhibitory activities of I-15 were assessed by the α-glucosidase inhibitory, ORAC, DPPH radical scavenging, and AChE inhibitory assays, resp. All compounds except 3a showed α-glucosidase inhibitory activity. Compound 3b has the highest α-glucosidase inhibitory effect with an IC₅₀ of 80.6 μM (pos. drug acarbose IC₅₀ of 442.4 μM). In the antioxidant assays, compounds 13-15 exhibited ORAC and DPPH radical scavenging activities. The results of the AChE inhibitory assay indicated that all compounds exhibited weak AChE inhibitory activities. In the experiment, the researchers used many compounds, for example, 3-(3,4-Dimethoxyphenyl)propan-1-ol (cas: 3929-47-3COA of Formula: C11H16O3).

3-(3,4-Dimethoxyphenyl)propan-1-ol (cas: 3929-47-3) belongs to ethers. Ether is less polar than esters, alcohols or amines because of the oxygen atom that is unable to participate in hydrogen bonding due to the presence of bulky alkyl groups on both sides of the oxygen atom. Ethyl ether is an excellent solvent for extractions and for a wide variety of chemical reactions. It is also used as a volatile starting fluid for diesel engines and gasoline engines in cold weather. Dimethyl ether is used as a spray propellant and refrigerant. Methyl t-butyl ether (MTBE) is a gasoline additive that boosts the octane number and reduces the amount of nitrogen-oxide pollutants in the exhaust. The ethers of ethylene glycol are used as solvents and plasticizers.COA of Formula: C11H16O3

Referemce:
Ether – Wikipedia,
Ether | (C2H5)2O – PubChem

High-performance lithium-sulfur batteries enabled by regulating Li₂S deposition was written by Lin, Qiaowei;Huang, Ling;Liu, Wenhua;Li, Zejian;Fang, Ruopian;Wang, Da-Wei;Yang, Quan-Hong;Lv, Wei. And the article was included in Physical Chemistry Chemical Physics in 2021.Product Details of 112-49-2 This article mentions the following:

Lithium-sulfur batteries (LSBs) have received intensive attention in recent years due to their high theor. energy d. derived from the lithiation of sulfur. In the discharge process, sulfur transforms into lithium polysulfides (LiPSs) that dissolve in liquid electrolytes and then into insoluble Li₂S precipitated on the electrode surface. The electronically and ionically insulating Li₂S leads to two critical issues, including the sluggish reaction kinetics from LiPSs to Li₂S and the passivation of the electrode. In this regard, controlling the Li₂S deposition is significant for improving the performance of LSBs. In this perspective, we have summarized the recent achievements in regulating the Li2S deposition to enhance the performance of LSBs, including the solution-mediated growth of Li2S, sulfur host enhanced nucleation and catalysis induced kinetic improvement. Moreover, the challenges and possibilities for future research studies are discussed, highlighting the significance of regulating the Li₂S deposition to realize the high electrochem. performance and promote the practical uses of LSBs. In the experiment, the researchers used many compounds, for example, 2,5,8,11-Tetraoxadodecane (cas: 112-49-2Product Details of 112-49-2).

2,5,8,11-Tetraoxadodecane (cas: 112-49-2) belongs to ethers. Relative to alcohols, ethers are generally less dense, are less soluble in water, and have lower boiling points. They are relatively unreactive, and as a result they are useful as solvents for fats, oils, waxes, perfumes, resins, dyes, gums, and hydrocarbons. Vapours of certain ethers are used as insecticides, miticides, and fumigants for soil. Ethers feature bent C–O–C linkages. In dimethyl ether, the bond angle is 111° and C–O distances are 141 pm. The barrier to rotation about the C–O bonds is low. The bonding of oxygen in ethers, alcohols, and water is similar. In the language of valence bond theory, the hybridization at oxygen is sp3.Product Details of 112-49-2

Referemce:
Ether – Wikipedia,
Ether | (C2H5)2O – PubChem

1-[(Ethoxyamino)methyl]-1,3,4,5-tetrahydro-7,8-dimethoxy-2-benzoxepins: a new class of antianaphylactic agents was written by TenBrink, Ruth E.;McCall, John M.;Johnson, Herbert G.. And the article was included in Journal of Medicinal Chemistry in 1980.Reference of 3929-47-3 This article mentions the following:

Benzoxepinylethanolamines I [RR¹ = (CH₂CH₂)₂NR², R² = 2-MeOC₆H₄, 2-pyridyl, 4-FC₆H₄, Me; R = H, R¹ = CH₂CH₂OH] were prepared in 62-92% yields. Reduction of 3,4-(MeO)₂C₆H₃CH₂CH₂CO₂H followed by cyclocondensation with BrCH₂CH(OEt)₂ gave II (R³ = CH₂Br, III). Treating III with HOCH₂CH₂OH in the presence of Et₃N gave II (R³ = CH₂OCH₂CH₂OH) which was esterified by 4-O₂NC₆H₄SO₂Cl and stirred with IV (R² = 2-MeOC₆H₄) in the presence of Et₃N at 25° for 24 h to give I [RR¹= (CH₂CH₂)₂NC₆H₄OMe-2]. Heating III with ClCH₂CH₂OH in the presence of BaCO₃ at 90° for 46 h gave II (R³ = CH₂OCH₂CH₂Cl) which was treated with IV (R² = 2-pyridyl, 4-FC₆H₄, Me) or HOCH₂CH₂NH₂ to give the corresponding I. The arylpiperazine compounds I [RR¹ = (CH₂CH₂)₂NR², R² = 2-MeOC₆H₄, 2-pyridyl 4-FC₆H₄] had good activity, i.e., 100%, 94% and 52% inhibition resp., in the rat passive cutaneous anaphylaxis test at 50 mg/kg, p.o. I [RR¹ = (CH₂CH₂)₂NMe, R¹ = H, R¹ = CH₂CH₂OH] were both inactive. In the experiment, the researchers used many compounds, for example, 3-(3,4-Dimethoxyphenyl)propan-1-ol (cas: 3929-47-3Reference of 3929-47-3).

3-(3,4-Dimethoxyphenyl)propan-1-ol (cas: 3929-47-3) belongs to ethers. Ethers are good solvents partly because they are not very reactive. Most ethers can be cleaved, however, by hydrobromic acid (HBr) to give alkyl bromides or by hydroiodic acid (HI) to give alkyl iodides. Autoxidation is the spontaneous oxidation of a compound in air. In the presence of oxygen, ethers slowly autoxidize to form hydroperoxides and dialkyl peroxides. If concentrated or heated, these peroxides may explode. To prevent such explosions, ethers should be obtained in small quantities, kept in tightly sealed containers, and used promptly.Reference of 3929-47-3

Referemce:
Ether – Wikipedia,
Ether | (C2H5)2O – PubChem

Derivatives of xanthates and aromatic nitro and amino compounds was written by Csuros, Zoltan;Rusznak, Istvan. And the article was included in Magyar Chemiai Folyoirat in 1944.Electric Literature of C8H9NO3 This article mentions the following:

Cellulose xanthate, dry or in solution, can be stabilized by salts of aromatic nitro sulfonic acids, e.g. m-O₂NC₆H₄SO₈H (I). The structure of the products was proved by model experiments with simple xanthates which gave crystalline derivatives Alkali salts (except K) of I, m-O₂NC₆H₄NH₂, PhNO₂, and m-O₂NC₆H₄NHAc, seem to be effective as stabilizers. The products are esters of PhNHCSOH formed according to the equation 4RNO₂ + 6R’OCS₂Na + 3H₂O = 4RNHCSOR’ (II) + 3Na₂S₂O₃ + CO₂ + CS₂ + 2R’OH. The following II were prepared Thiocarbanilates, PhNHCSOR (R’ given): Me (32.5% from MeOCS₂Na in 90% MeOH with PhNO₂), m. 97.5° (S 18.93, N 8.27, PhNH₂ 46.35-7.92%); Et (27.2% from EtOCS₂Na in 90% EtOH), m. 70° (S 18.1, N 7.68, PhNH₂ 45.55-7.00%); iso-Bu (35.7% from iso-BuOCS₂Na in 90% EtOH), m. 75° (S 15.0, N 6.6%). m-Sulfothiocarbanilates: Me (67.6% from MeOCS₂Na and m-O₂NC₆H₄SO₂Na (III) in MeOH), contained S 24.0, N 5.18%; Et (88.1%), m. 270-5° (S 22.10, N 4.85, PhNH₂ 27.2-8.9%); iso-Bu (58.8%), m. 243-5° (S 19.9, N 4.39%); glyceryl (34.5% from glycerol xanthate and III in aqueous EtOH 4 h. at 35° and 20 mm.), amorphous, m. 153-5° (S 19.31, N 4.31%). Cellulose xanthate (7%) diluted with water and treated with 5-10% AcOH, the liberated H₂S removed, and the solution treated with III 10 h. as above, gives a product (S 12.02, N 2.13, PhNH₂ 12.3-13.9%), identical with that obtained by Lilienfeld; the same compound was obtained by treating 7% cellulose xanthate with NaOH, centrifuging, mixing with III, treating with CS₂, again dissolving in NaOH, and precipitating with saturated NaCl solution Me m-acetamidothiocarbanilate, m. 168° (N 12.39, S 14.37%), was obtained in 69.3% yield from MeOCS₂Na and m-O₂NC₆H₄NHAc in 60% MeOH and AcOH heated 15 h. at 60°; Et ester (64.6%), m. 154° (N 11.61, S 13.64%). Me m-nitrothiocarbanilate (45% from MeOCS₂Na and m-O₂NC₆H₄NH₂ in 60% MeOH and a bit of solid KOH heated 50 h. on a water bath), m. 119° (S 15.0, N 13.16%); Et ester, m. 115° (S 14.24, N 12.22%). The methods proposed by Orndorff and Richmond [Am. Chem. J. 22, 458(1899)] and Hofmann [Ber. 2, 120 (1889)] were also tested. In the experiment, the researchers used many compounds, for example, 3-Methyl-4-nitroanisole (cas: 5367-32-8Electric Literature of C8H9NO3).

3-Methyl-4-nitroanisole (cas: 5367-32-8) belongs to ethers. Ether is less polar than esters, alcohols or amines because of the oxygen atom that is unable to participate in hydrogen bonding due to the presence of bulky alkyl groups on both sides of the oxygen atom. Ethers are good solvents partly because they are not very reactive. Most ethers can be cleaved, however, by hydrobromic acid (HBr) to give alkyl bromides or by hydroiodic acid (HI) to give alkyl iodides.Electric Literature of C8H9NO3

Referemce:
Ether – Wikipedia,
Ether | (C2H5)2O – PubChem

Synthesis of symmetrical secondary oligoethylene glycolated amines from diethanolamine was written by Yang, Hao;Li, Yu;Lin, Ruoyun;Ouyang, Zhen;Han, Mingli;Zhu, Lijun;Chen, Shizhen;Zhou, Xin;Jiang, Zhong-Xing. And the article was included in Organic & Biomolecular Chemistry in 2022.Formula: C5H12O3 This article mentions the following:

Monodisperse oligoethylene glycols (M-OEGs)-containing sym. secondary amines are highly valuable synthetic intermediates in drug development and materials sciences. Scalable three-step synthesis of M-OEGs secondary amines with flexible M-OEGs and/or alkyl chains is described herein. Through reduction amination of diethanolamine, Williamson ether synthesis, and subsequent deprotection, a series of M-OEGs secondary amines with diverse and fine-tunable chem. structures were conveniently prepared The presented strategy is attractive with readily available starting materials, simple catalytic systems, scalable synthesis, and avoids the use of explosive sodium azide. In the experiment, the researchers used many compounds, for example, 2-(2-Methoxyethoxy)ethanol (cas: 111-77-3Formula: C5H12O3).

2-(2-Methoxyethoxy)ethanol (cas: 111-77-3) belongs to ethers. Relative to alcohols, ethers are generally less dense, are less soluble in water, and have lower boiling points. They are relatively unreactive, and as a result they are useful as solvents for fats, oils, waxes, perfumes, resins, dyes, gums, and hydrocarbons. Vapours of certain ethers are used as insecticides, miticides, and fumigants for soil. Ethers can form hydrogen bonds with other molecules (alcohols, amines, etc.) that have O―H or N―H bonds. The ability to form hydrogen bonds with other compounds makes ethers particularly good solvents for a wide variety of organic compounds and a surprisingly large number of inorganic compounds.Formula: C5H12O3

Referemce:
Ether – Wikipedia,
Ether | (C2H5)2O – PubChem

Isothermal Vapor-Liquid Equilibrium of the Absorption Working Pairs (HFC-32 + DMETrEG, HFC-32 + NMP) at Temperatures from 293.15 to 343.15 K was written by Fang, Yibo;Gao, Zanjun;Bao, Kangli;Huang, Jiongliang;Ji, Xiaosheng;Han, Xiaohong;Chen, Guangming. And the article was included in Journal of Chemical & Engineering Data in 2019.Application In Synthesis of 2,5,8,11-Tetraoxadodecane This article mentions the following:

The working pairs of HFCs + organic absorption solvents are commonly used in absorption systems. In this work, the vapor-liquid equilibrium (VLE) data of HFC-32 + DMETrEG at (293.15-343.15) K and HFC-32 + NMP at (323.15-343.15) K were measured in a dual cycle apparatus The VLE data were correlated by Antione-type equation, NRTL, and PR + MHV1 + NRTL model, resp. The predicted VLE data showed a good agreement with the exptl. VLE data. NRTL model was recommended to predict the VLE data and characteristic of solution for HFC-32 + DMETrEG and HFC-32 + NMP, compared to PR + MHV1 + NRTL model. The comparison of VLE characteristics for five binary mixtures (HFC-32 + DMETrEG, HFC-32 + NMP, HFC-32 + DMF, HFC-32 + DMAC, and HFC-32 + DMEDEG) was carried out. The system pressures of HFC-32 + DMETrEG and HFC-32 + NMP were lower than other three mixtures, and the neg. deviations from Raoult’s law of HFC-32 + DMETrEG and HFC-32 + NMP were larger than the others, which indicated that the two mixtures were more suitable as the working fluids for absorption system. In the experiment, the researchers used many compounds, for example, 2,5,8,11-Tetraoxadodecane (cas: 112-49-2Application In Synthesis of 2,5,8,11-Tetraoxadodecane).

2,5,8,11-Tetraoxadodecane (cas: 112-49-2) belongs to ethers. Of all the functional groups, ethers are the least reactive ones. Ether bonds are quite stable towards bases, oxidizing agents and reducing agents. But on the other hand, ethers undergo cleavage by reaction with acids. At room temperature, ethers are pleasant-smelling colourless liquids. Relative to alcohols, ethers are generally less dense, are less soluble in water, and have lower boiling points. They are relatively unreactive, and as a result they are useful as solvents for fats, oils, waxes, perfumes, resins, dyes, gums, and hydrocarbons. Vapours of certain ethers are used as insecticides, miticides, and fumigants for soil.Application In Synthesis of 2,5,8,11-Tetraoxadodecane

Referemce:
Ether – Wikipedia,
Ether | (C2H5)2O – PubChem

Rational design, synthesis and biological evaluation of ubiquinone derivatives as IDO1 inhibitors was written by Ding, Yuyang;Tang, Fei;Xue, Xiaoqian;Luo, Jinfeng;Hussain, Muzammal;Huang, Yanhui;Wang, Zhen;Jiang, Hao;Tu, Zhengchao;Zhang, Jiancun. And the article was included in Bioorganic Chemistry in 2019.Related Products of 605-94-7 This article mentions the following:

Indoleamine 2,3-dioxygenase 1 (IDO1) is an attractive therapeutic target for the treatment of cancer, chronic viral infections and neurol. disorders characterized by pathol. immune stimulation. Herein, a series of known metal-chelating ubiquinone derivatives were designed, synthesized and evaluated for the IDO1 inhibiting activities. The docking studies showed that the compounds I (R = Me or H, R¹ = Ph, 3-MeC₆H₅, 3-OMeC₆H₅, etc.) and coenzyme-Q1 exhibited different binding modes to IDO1 protein. Among these compounds, the most active compound is I (R = H, R¹ = 3-BrC₆H₅) with an IC₅₀ of 0.13 μM in enzymic assay. The results reveal that a possible halogen bonding interaction between the bromine atom (3-Br) and Cys129 significantly enhances the inhibition activity against IDO1. This study provides structural insights of the interactions between ubiquinone analogs and IDO1 protein for the further modification and optimization. In the experiment, the researchers used many compounds, for example, 2,3-Dimethoxy-5-methylcyclohexa-2,5-diene-1,4-dione (cas: 605-94-7Related Products of 605-94-7).

2,3-Dimethoxy-5-methylcyclohexa-2,5-diene-1,4-dione (cas: 605-94-7) belongs to ethers. Ether is less polar than esters, alcohols or amines because of the oxygen atom that is unable to participate in hydrogen bonding due to the presence of bulky alkyl groups on both sides of the oxygen atom. But ether is more polar than alkenes. Ethers can form hydrogen bonds with other molecules (alcohols, amines, etc.) that have O―H or N―H bonds. The ability to form hydrogen bonds with other compounds makes ethers particularly good solvents for a wide variety of organic compounds and a surprisingly large number of inorganic compounds.Related Products of 605-94-7

Referemce:
Ether – Wikipedia,
Ether | (C2H5)2O – PubChem