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Benzenecarboximidamide, N-[(chloroacetyl)oxy]-2,5-difluoro- is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

657427-74-2

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657427-74-2 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 657427-74-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 6,5,7,4,2 and 7 respectively; the second part has 2 digits, 7 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 657427-74:
(8*6)+(7*5)+(6*7)+(5*4)+(4*2)+(3*7)+(2*7)+(1*4)=192
192 % 10 = 2
So 657427-74-2 is a valid CAS Registry Number.

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