Wang, Xiao-Dan published the artcileSynthesis and configurations of YF-0200R A and B, HPLC of Formula: 99438-28-5, the publication is Tetrahedron (2016), 72(23), 3177-3184, database is CAplus.
Two natural unsaturated fatty acids, YF-0200R A (I, R1 = H) and B (I, R1 = OH), with aspargyl protease inhibition activity were synthesized for the first time. The stereogenic centers were installed by using Brown asym. allylation or chiral building blocks derived from
Tetrahedron published new progress about 99438-28-5. 99438-28-5 belongs to ethers-buliding-blocks, auxiliary class Chiral,Aliphatic cyclic hydrocarbon, name is (+)-B-Methoxydiisopinocampheylborane, and the molecular formula is C9H17NO, HPLC of Formula: 99438-28-5.
Referemce:
https://en.wikipedia.org/wiki/Ether,
Ether | (C2H5)2O – PubChem