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Thieno[2,3-d]pyrimidine-2-carboxylic acid, 1,4-dihydro-5,6-dimethyl-4-oxo-, ethyl ester is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

65191-22-2

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65191-22-2 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 65191-22-2 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 6,5,1,9 and 1 respectively; the second part has 2 digits, 2 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 65191-22:
(7*6)+(6*5)+(5*1)+(4*9)+(3*1)+(2*2)+(1*2)=122
122 % 10 = 2
So 65191-22-2 is a valid CAS Registry Number.

65191-22-2Upstream product

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