42197-31-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 42197-31-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 4,2,1,9 and 7 respectively; the second part has 2 digits, 3 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 42197-31:
(7*4)+(6*2)+(5*1)+(4*9)+(3*7)+(2*3)+(1*1)=109
109 % 10 = 9
So 42197-31-9 is a valid CAS Registry Number.
42197-31-9Relevant articles and documents
DERIVATIVES OF 5(6)-AMINOBENZIMIDAZOLE
Kuznetsov, V. A.,Garabadzhiu, A. V.,Ginzburg, O. F.
, p. 576 - 580 (2007/10/02)
A series of triamines were obtained by the amination of 2-nitro-5-chloroaminobenzene and reduction of the obtained compounds.In reaction with the esters of aromatic acids the products were converted into derivatives of 5(6)-aminobenzimidazole.
