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(4aR,8aR)-4a-Hydroxymethyl-4,7-dimethyl-4a,5,6,8a-tetrahydro-4H-chromen-3-one is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

80513-95-7

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80513-95-7 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 80513-95-7 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,0,5,1 and 3 respectively; the second part has 2 digits, 9 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 80513-95:
(7*8)+(6*0)+(5*5)+(4*1)+(3*3)+(2*9)+(1*5)=117
117 % 10 = 7
So 80513-95-7 is a valid CAS Registry Number.

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