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Octa-O-acetyl-α-D-glucopyranosyl-α-D-fructofuranosid is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

27641-20-9

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27641-20-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 27641-20-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,7,6,4 and 1 respectively; the second part has 2 digits, 2 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 27641-20:
(7*2)+(6*7)+(5*6)+(4*4)+(3*1)+(2*2)+(1*0)=109
109 % 10 = 9
So 27641-20-9 is a valid CAS Registry Number.

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