202338-42-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 202338-42-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,0,2,3,3 and 8 respectively; the second part has 2 digits, 4 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 202338-42:
(8*2)+(7*0)+(6*2)+(5*3)+(4*3)+(3*8)+(2*4)+(1*2)=89
89 % 10 = 9
So 202338-42-9 is a valid CAS Registry Number.
202338-42-9Relevant articles and documents
Synthesis of Didocosahexaenoylphosphatidylserine
Nakashima, Ryuichi,Kado, Kouichi,Kume, Takeshi,Maekawa, Kazuyuki
, p. 1990 - 1994 (2007/10/03)
1,2-Di-O-isopropylideneglycerophosphorochloridate prepared from isopropylindene glycerol and phosphorus oxychloride, was allowed to react with Z-L-serine-N-phthalimidometyl ester to obtain a derivative of phosphatidvlserine.Then, after the isopropylidene
