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1-(2,2'-bithiophen-5-yl)-2-(5'-bromo-2,2'-bithiophen-5-yl)tetramethyldisilane is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

284044-16-2

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284044-16-2 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 284044-16-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,8,4,0,4 and 4 respectively; the second part has 2 digits, 1 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 284044-16:
(8*2)+(7*8)+(6*4)+(5*0)+(4*4)+(3*4)+(2*1)+(1*6)=132
132 % 10 = 2
So 284044-16-2 is a valid CAS Registry Number.

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