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1-phenyl-2-(2-methylphenylamino)ethanone is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

77919-44-9

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77919-44-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 77919-44-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,7,9,1 and 9 respectively; the second part has 2 digits, 4 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 77919-44:
(7*7)+(6*7)+(5*9)+(4*1)+(3*9)+(2*4)+(1*4)=179
179 % 10 = 9
So 77919-44-9 is a valid CAS Registry Number.
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