97791-12-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 97791-12-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,7,7,9 and 1 respectively; the second part has 2 digits, 1 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 97791-12:
(7*9)+(6*7)+(5*7)+(4*9)+(3*1)+(2*1)+(1*2)=183
183 % 10 = 3
So 97791-12-3 is a valid CAS Registry Number.
97791-12-3Relevant articles and documents
ANALOGS OF PURINE NUCLEOSIDES. 4. 7-ALKYLATED 9-(2-HYDROXYMETHYL)GUANINE
Madre, M. A.,Zhuk, R. A.,Lidak, M. Yu.
, p. 535 - 540 (2007/10/02)
7,9-Disubstituted guaninium hydrohalides were synthesized by the reaction of 9- and 7-(2-hydroxymethyl)guanines with alkyl halides.The effect of the structure of the alkylating agent on the direction and yield of the alkylation reaction was established.Th