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(η5-cyclopentadienyl)cobalt{anti-η4-cis-1,2,3-triphenyl-4,5,6-tricarbomethoxy-1,3-cyclohexadiene} is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

65139-31-3

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65139-31-3 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 65139-31-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 6,5,1,3 and 9 respectively; the second part has 2 digits, 3 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 65139-31:
(7*6)+(6*5)+(5*1)+(4*3)+(3*9)+(2*3)+(1*1)=123
123 % 10 = 3
So 65139-31-3 is a valid CAS Registry Number.

65139-31-3Upstream product

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