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274-89-5

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274-89-5 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 274-89-5 includes 6 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 3 digits, 2,7 and 4 respectively; the second part has 2 digits, 8 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 274-89:
(5*2)+(4*7)+(3*4)+(2*8)+(1*9)=75
75 % 10 = 5
So 274-89-5 is a valid CAS Registry Number.

274-89-5Relevant articles and documents

Photochemistry. X. Photolysis of tetrazolo[1,5 b]pyridazines

Tsuchiya,Arai,Igeta

, p. 2517 - 2520 (1973)

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