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Formamide, N-(9-ethyl-4-nitro-9H-carbazol-3-yl)- is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

80776-25-6

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80776-25-6 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 80776-25-6 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,0,7,7 and 6 respectively; the second part has 2 digits, 2 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 80776-25:
(7*8)+(6*0)+(5*7)+(4*7)+(3*6)+(2*2)+(1*5)=146
146 % 10 = 6
So 80776-25-6 is a valid CAS Registry Number.

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