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(1-Cyano-6-ethyl-3,4-dimethyl-cyclohex-3-enyl)-phosphonic acid diethyl ester is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

18945-73-8

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18945-73-8 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 18945-73-8 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,8,9,4 and 5 respectively; the second part has 2 digits, 7 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 18945-73:
(7*1)+(6*8)+(5*9)+(4*4)+(3*5)+(2*7)+(1*3)=148
148 % 10 = 8
So 18945-73-8 is a valid CAS Registry Number.

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