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ethyl 2-{[(4-bromo-1-methyl-1H-pyrazol-5-yl)carbonyl]amino}-5-[(diethylamino)carbonyl]-4-methyl-3-thiophenecarboxylate is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

491832-16-7

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491832-16-7 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 491832-16-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 4,9,1,8,3 and 2 respectively; the second part has 2 digits, 1 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 491832-16:
(8*4)+(7*9)+(6*1)+(5*8)+(4*3)+(3*2)+(2*1)+(1*6)=167
167 % 10 = 7
So 491832-16-7 is a valid CAS Registry Number.

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