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(E)-3-Bromomethyl-4-(2',3',4',6'-tetra-O-acetyl-β-D-glucopyranosyloxy)but-3-en-2-one is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

217792-42-2

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217792-42-2 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 217792-42-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,1,7,7,9 and 2 respectively; the second part has 2 digits, 4 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 217792-42:
(8*2)+(7*1)+(6*7)+(5*7)+(4*9)+(3*2)+(2*4)+(1*2)=152
152 % 10 = 2
So 217792-42-2 is a valid CAS Registry Number.

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