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methyl (3aα,12α,12aα,12bα,12cβ)-1,2,3,3a,4,5,12,12a,12b,12c-decahydro-3aα-ethyl-5-oxoisoquino<2,1,8,-lma>carbazole-12-carboxylate is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

103581-16-4

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103581-16-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 103581-16-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,0,3,5,8 and 1 respectively; the second part has 2 digits, 1 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 103581-16:
(8*1)+(7*0)+(6*3)+(5*5)+(4*8)+(3*1)+(2*1)+(1*6)=94
94 % 10 = 4
So 103581-16-4 is a valid CAS Registry Number.

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