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3-<2-(1-cyano-4-methoxybenzocyclobutenyl)>-1,2,3,4,4aβ,5,6,7,8,8a-decahydro-6α-hydroxy-8aβ-methyl-1-oxonaphthalene is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

81277-57-8

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81277-57-8 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 81277-57-8 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,1,2,7 and 7 respectively; the second part has 2 digits, 5 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 81277-57:
(7*8)+(6*1)+(5*2)+(4*7)+(3*7)+(2*5)+(1*7)=138
138 % 10 = 8
So 81277-57-8 is a valid CAS Registry Number.

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