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4,5-bis-(4-hydroxy-phenyl)-3c,6c-dimethyl-cyclohex-4-ene-1r,2c-dicarboxylic acid-anhydride is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

64490-51-3

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64490-51-3 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 64490-51-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 6,4,4,9 and 0 respectively; the second part has 2 digits, 5 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 64490-51:
(7*6)+(6*4)+(5*4)+(4*9)+(3*0)+(2*5)+(1*1)=133
133 % 10 = 3
So 64490-51-3 is a valid CAS Registry Number.

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