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1,1,1-trifluoro-N-[(11bS)-4-oxido-2,6-di-9-phenanthrenyldinaphtho[2,1-d:1',2'-f][1,3,2]dioxaphosphepin-4-yl]-Methanesulfonamide is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

1256334-83-4

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1256334-83-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1256334-83-4 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,2,5,6,3,3 and 4 respectively; the second part has 2 digits, 8 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 1256334-83:
(9*1)+(8*2)+(7*5)+(6*6)+(5*3)+(4*3)+(3*4)+(2*8)+(1*3)=154
154 % 10 = 4
So 1256334-83-4 is a valid CAS Registry Number.

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