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5-(5-methylthiophen-2-yl)-7-(thiophen-2-yl)-2,3-dihydrothieno[3,4-b][1,4]dithiine is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

852872-04-9

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852872-04-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 852872-04-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 8,5,2,8,7 and 2 respectively; the second part has 2 digits, 0 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 852872-04:
(8*8)+(7*5)+(6*2)+(5*8)+(4*7)+(3*2)+(2*0)+(1*4)=189
189 % 10 = 9
So 852872-04-9 is a valid CAS Registry Number.

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