1025874-45-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1025874-45-6 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,0,2,5,8,7 and 4 respectively; the second part has 2 digits, 4 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 1025874-45:
(9*1)+(8*0)+(7*2)+(6*5)+(5*8)+(4*7)+(3*4)+(2*4)+(1*5)=146
146 % 10 = 6
So 1025874-45-6 is a valid CAS Registry Number.
1025874-45-6Relevant articles and documents
Synthesis of 3,4-diaminopyridine and imidazo[4,5-c]pyridines by nitration of 4-acylaminopyridines
Bakke,Riha
, p. 1143 - 1145 (1999)
New methods for the preparation of 3,4-diaminopyridine (5) and imidazo[4,5-c]pyridines 7a,7b based on direct nitration of 4- acylaminopyridines 3a, 3b have been explored.