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2,3,4-Tri-O-acetyl-6-O-(2,3,4,6-tetra-O-acetyl-β-D-glucopyranosyl)-α-D-glucopyranosyl azide is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

77437-55-9

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77437-55-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 77437-55-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,7,4,3 and 7 respectively; the second part has 2 digits, 5 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 77437-55:
(7*7)+(6*7)+(5*4)+(4*3)+(3*7)+(2*5)+(1*5)=159
159 % 10 = 9
So 77437-55-9 is a valid CAS Registry Number.

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