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3,6-dibromo-2-nitro-phenol is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

197961-94-7

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197961-94-7 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 197961-94-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,9,7,9,6 and 1 respectively; the second part has 2 digits, 9 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 197961-94:
(8*1)+(7*9)+(6*7)+(5*9)+(4*6)+(3*1)+(2*9)+(1*4)=207
207 % 10 = 7
So 197961-94-7 is a valid CAS Registry Number.
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