93661-19-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 93661-19-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,3,6,6 and 1 respectively; the second part has 2 digits, 1 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 93661-19:
(7*9)+(6*3)+(5*6)+(4*6)+(3*1)+(2*1)+(1*9)=149
149 % 10 = 9
So 93661-19-9 is a valid CAS Registry Number.
93661-19-9Relevant articles and documents
SYNTHESIS OF LYCOTETRAOSE
Takeo, Ken'Ichi,Nakaji, Toshio,Shinmitsu, Kazuyuki
, p. 275 - 288 (2007/10/02)
The title tetrasaccharide, namely, O-β-D-glucopyranosyl-(1->2)-O-3)>-O-β-D-glucopyranosyl-(1->4)-D-galactose, has been synthesized by Koenigs-Knorr type of condensations in a stepwise manner by way of the preparation of the di- and