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(3aS,7aR)-5,6-Diphenyl-3a,7a-dihydro-benzo[c]thiophene-1,3-dione is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

82491-82-5

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82491-82-5 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 82491-82-5 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,2,4,9 and 1 respectively; the second part has 2 digits, 8 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 82491-82:
(7*8)+(6*2)+(5*4)+(4*9)+(3*1)+(2*8)+(1*2)=145
145 % 10 = 5
So 82491-82-5 is a valid CAS Registry Number.

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