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2,2-Dimethyl-propionic acid (4R,5S)-5-[(R)-1-hydroxy-4-(2-methoxy-ethoxymethoxy)-butyl]-2,2-dimethyl-[1,3]dioxolan-4-ylmethyl ester is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

553665-22-8

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553665-22-8 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 553665-22-8 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 5,5,3,6,6 and 5 respectively; the second part has 2 digits, 2 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 553665-22:
(8*5)+(7*5)+(6*3)+(5*6)+(4*6)+(3*5)+(2*2)+(1*2)=168
168 % 10 = 8
So 553665-22-8 is a valid CAS Registry Number.

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