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2-(2,2-Diphenyl-1-triphenylsilanyloxy-vinyl)-3-(methyl-phenyl-amino)-4,4-diphenyl-cyclobut-2-enone is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

72809-83-7

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72809-83-7 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 72809-83-7 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, 8 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 72809-83:
(7*7)+(6*2)+(5*8)+(4*0)+(3*9)+(2*8)+(1*3)=147
147 % 10 = 7
So 72809-83-7 is a valid CAS Registry Number.

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