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2-[(2E,4E)-6-(tert-Butyl-dimethyl-silanyloxy)-hexa-2,4-dienyl]-2-[2-(2-methyl-[1,3]dioxolan-2-yl)-ethyl]-malonic acid dimethyl ester is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

128074-40-8

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128074-40-8 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 128074-40-8 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,2,8,0,7 and 4 respectively; the second part has 2 digits, 4 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 128074-40:
(8*1)+(7*2)+(6*8)+(5*0)+(4*7)+(3*4)+(2*4)+(1*0)=118
118 % 10 = 8
So 128074-40-8 is a valid CAS Registry Number.

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