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(E)-4-((4R,5S,4'S)-2,2-Dimethyl-2'-oxo-[4,4']bi[[1,3]dioxolanyl]-5-yl)-but-2-enoic acid ethyl ester is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

616895-55-7

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616895-55-7 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 616895-55-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 6,1,6,8,9 and 5 respectively; the second part has 2 digits, 5 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 616895-55:
(8*6)+(7*1)+(6*6)+(5*8)+(4*9)+(3*5)+(2*5)+(1*5)=197
197 % 10 = 7
So 616895-55-7 is a valid CAS Registry Number.

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