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72553-83-4

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72553-83-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 72553-83-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,2,5,5 and 3 respectively; the second part has 2 digits, 8 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 72553-83:
(7*7)+(6*2)+(5*5)+(4*5)+(3*3)+(2*8)+(1*3)=134
134 % 10 = 4
So 72553-83-4 is a valid CAS Registry Number.

72553-83-4Relevant articles and documents

Pyridazine analogues of biologically active compounds, II: 4-arylpyridazino[4,5-d]pyridazines with cyclic amine substituents at C-1

Haider,Heinisch,Kirchner

, p. 778 - 783 (2007/10/02)

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