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3a,8-dimethyl-8a-phenyl-1,3a,8,8a-tetrahydro-pyrrolo[2,3-b]indole-2,3-dione is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

30490-13-2

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30490-13-2 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 30490-13-2 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 3,0,4,9 and 0 respectively; the second part has 2 digits, 1 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 30490-13:
(7*3)+(6*0)+(5*4)+(4*9)+(3*0)+(2*1)+(1*3)=82
82 % 10 = 2
So 30490-13-2 is a valid CAS Registry Number.

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