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4,6-di-O-acetyl-2-azido-2-deoxy-3-O-(2,3,4,6-tetra-O-acetyl-β-D-galactopyranosyl)-α-D-galactopyranosyl iodide is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

189108-63-2

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189108-63-2 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 189108-63-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,8,9,1,0 and 8 respectively; the second part has 2 digits, 6 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 189108-63:
(8*1)+(7*8)+(6*9)+(5*1)+(4*0)+(3*8)+(2*6)+(1*3)=162
162 % 10 = 2
So 189108-63-2 is a valid CAS Registry Number.

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