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N-(2,3,4,6-tetra-O-acetyl-β-D-glucopyranosyl)-N'-(2-phenyl-4-oxoquinazolin-3-yl)thiourea is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

442637-38-9

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442637-38-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 442637-38-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 4,4,2,6,3 and 7 respectively; the second part has 2 digits, 3 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 442637-38:
(8*4)+(7*4)+(6*2)+(5*6)+(4*3)+(3*7)+(2*3)+(1*8)=149
149 % 10 = 9
So 442637-38-9 is a valid CAS Registry Number.

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