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Benzene, 1-(1-chloroethyl)-3-cyclopropyl- is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

40642-01-1

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40642-01-1 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 40642-01-1 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 4,0,6,4 and 2 respectively; the second part has 2 digits, 0 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 40642-01:
(7*4)+(6*0)+(5*6)+(4*4)+(3*2)+(2*0)+(1*1)=81
81 % 10 = 1
So 40642-01-1 is a valid CAS Registry Number.

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