198417-70-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 198417-70-8 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,9,8,4,1 and 7 respectively; the second part has 2 digits, 7 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 198417-70:
(8*1)+(7*9)+(6*8)+(5*4)+(4*1)+(3*7)+(2*7)+(1*0)=178
178 % 10 = 8
So 198417-70-8 is a valid CAS Registry Number.
198417-70-8Relevant articles and documents
Convenient procedures for the synthesis of N-BOC-D-serinal acetonide from L-serine
Avenoza,Cativiela,Corzana,Peregrina,Zurbano
, p. 1146 - 1150 (1997)
Two straightforward synthetic routes for the preparation of enantiomerically pure N-BOC-D-serinal acetonide (enantiomer of Garner's aldehyde) starting from naturally occurring L-serine are described.