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3,9-difluoro-12,13-dihydro-5H-indolo[2,3-a]pyrrolo[3,4-c]carbazole-6-methyl-5,7(6H)-dione is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

679422-76-5

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679422-76-5 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 679422-76-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 6,7,9,4,2 and 2 respectively; the second part has 2 digits, 7 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 679422-76:
(8*6)+(7*7)+(6*9)+(5*4)+(4*2)+(3*2)+(2*7)+(1*6)=205
205 % 10 = 5
So 679422-76-5 is a valid CAS Registry Number.

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