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(E)-2-Trimethylsilanylmethyl-hept-2-enoyl chloride is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

405297-75-8

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405297-75-8 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 405297-75-8 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 4,0,5,2,9 and 7 respectively; the second part has 2 digits, 7 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 405297-75:
(8*4)+(7*0)+(6*5)+(5*2)+(4*9)+(3*7)+(2*7)+(1*5)=148
148 % 10 = 8
So 405297-75-8 is a valid CAS Registry Number.

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