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81016-57-1

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81016-57-1 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 81016-57-1 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,1,0,1 and 6 respectively; the second part has 2 digits, 5 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 81016-57:
(7*8)+(6*1)+(5*0)+(4*1)+(3*6)+(2*5)+(1*7)=101
101 % 10 = 1
So 81016-57-1 is a valid CAS Registry Number.

81016-57-1Relevant articles and documents

Synthesis of 3-Methyl-6-phenylamino-substituted-1H-pyrazolopyrimidine-7(6H)-ones

Baraldi, P. G.,Guarneri, M.,Moroder, F,Simoni, D.,Vicentini, C. B.

, p. 70 - 71 (2007/10/02)

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