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(3aR,4R,6S,7aR)-6-Benzyl-4-((R)-2,2-dimethyl-[1,3]dioxolan-4-yl)-2,2-dimethyl-tetrahydro-[1,3]dioxolo[4,5-c]pyran-6-carboxylic acid ethyl ester is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

131389-47-4

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131389-47-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 131389-47-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,1,3,8 and 9 respectively; the second part has 2 digits, 4 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 131389-47:
(8*1)+(7*3)+(6*1)+(5*3)+(4*8)+(3*9)+(2*4)+(1*7)=124
124 % 10 = 4
So 131389-47-4 is a valid CAS Registry Number.

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