1158646-15-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1158646-15-1 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,1,5,8,6,4 and 6 respectively; the second part has 2 digits, 1 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 1158646-15:
(9*1)+(8*1)+(7*5)+(6*8)+(5*6)+(4*4)+(3*6)+(2*1)+(1*5)=171
171 % 10 = 1
So 1158646-15-1 is a valid CAS Registry Number.
1158646-15-1Relevant articles and documents
Synthesis of diaminodinitropyridine
-
Page/Page column 6-7, (2009/06/27)
A process for the preparation of diaminodinitropyridine or diaminodinitrobenzene by contacting an aminopyridine or aminobenzene with oleum and nitric acid, wherein the improvement comprises adding at least about 1% molar excess of nitric acid, based upon