120449-25-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 120449-25-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,2,0,4,4 and 9 respectively; the second part has 2 digits, 2 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 120449-25:
(8*1)+(7*2)+(6*0)+(5*4)+(4*4)+(3*9)+(2*2)+(1*5)=94
94 % 10 = 4
So 120449-25-4 is a valid CAS Registry Number.
120449-25-4Relevant articles and documents
Glycosyl Imidates, 55.- Synthesis of the Pentasaccharide Moiety of an Asterosaponin
Bing, Han Xiao,Schmidt, Richard R.
, p. 817 - 824 (2007/10/02)
Reaction of 2-O-acetyl-protected O-galactosyl trichloroacetimidate 3 as glycosyl donor and 2,4-di-O-unprotected xylopyranoside 2 as glycosyl acceptor furnished in the presence of Et2O*BF3 as catalyst regioselectively β-(1-4)-connected disaccharide 4 which