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benzyl 7-(4-methoxyphenyl)-5-methyl-4,7-dihydrotetraazolo[1,5-a]pyrimidine-6-carboxylate is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

457951-22-3

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457951-22-3 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 457951-22-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 4,5,7,9,5 and 1 respectively; the second part has 2 digits, 2 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 457951-22:
(8*4)+(7*5)+(6*7)+(5*9)+(4*5)+(3*1)+(2*2)+(1*2)=183
183 % 10 = 3
So 457951-22-3 is a valid CAS Registry Number.

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