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8'-bromo-3,3,3',3'-tetrapropyl-3,3',4,4'-tetrahydro-2H,2'H-6,6'-bithieno[3,4-b][1,4]dioxepine-8-carboxaldehyde is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

1217896-63-3

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1217896-63-3 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1217896-63-3 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,2,1,7,8,9 and 6 respectively; the second part has 2 digits, 6 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 1217896-63:
(9*1)+(8*2)+(7*1)+(6*7)+(5*8)+(4*9)+(3*6)+(2*6)+(1*3)=183
183 % 10 = 3
So 1217896-63-3 is a valid CAS Registry Number.

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