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4,4-Diphenyl-3-triphenylsilanyloxy-but-3-enoic acid methyl-phenyl-amide is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

72809-76-8

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72809-76-8 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 72809-76-8 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,2,8,0 and 9 respectively; the second part has 2 digits, 7 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 72809-76:
(7*7)+(6*2)+(5*8)+(4*0)+(3*9)+(2*7)+(1*6)=148
148 % 10 = 8
So 72809-76-8 is a valid CAS Registry Number.

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