81825-61-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 81825-61-8 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,1,8,2 and 5 respectively; the second part has 2 digits, 6 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 81825-61:
(7*8)+(6*1)+(5*8)+(4*2)+(3*5)+(2*6)+(1*1)=138
138 % 10 = 8
So 81825-61-8 is a valid CAS Registry Number.
81825-61-8Relevant articles and documents
ALKYLATION OF METHYL 4,6-O-BENZYLIDENE-α-D-GALACTOPYRANOSIDE
Grishkovets, V. I.,Chirva, V. Ya.
, p. 25 - 28 (2007/10/02)
The partial alkylation of methyl 4,6-benzylidene-α-D-galactopyranoside in dimethylformamide and dimethyl sulfoxide in the presence of barium oxide and hydroxide is described.It has been shown that methylation and benzylation lead predominantly to the 3-al