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4,4a,5,6,7,8-hexahydro-8-hydroxy-3-isopropylidene-4a,5-dimethylnaphthalen-2(3H)-one is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

70639-16-6

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70639-16-6 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 70639-16-6 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,0,6,3 and 9 respectively; the second part has 2 digits, 1 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 70639-16:
(7*7)+(6*0)+(5*6)+(4*3)+(3*9)+(2*1)+(1*6)=126
126 % 10 = 6
So 70639-16-6 is a valid CAS Registry Number.

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