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bis[η(1,2,3,4,5,18)triphenylene]chromium tetraphenylborate11 is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

215440-62-3

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215440-62-3 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 215440-62-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,1,5,4,4 and 0 respectively; the second part has 2 digits, 6 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 215440-62:
(8*2)+(7*1)+(6*5)+(5*4)+(4*4)+(3*0)+(2*6)+(1*2)=103
103 % 10 = 3
So 215440-62-3 is a valid CAS Registry Number.

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