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2-methyl-3-phenyl-3H-benzo[4,5]thieno[3,2-d]pyrimidin-4-one is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

40139-63-7

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40139-63-7 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 40139-63-7 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 4,0,1,3 and 9 respectively; the second part has 2 digits, 6 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 40139-63:
(7*4)+(6*0)+(5*1)+(4*3)+(3*9)+(2*6)+(1*3)=87
87 % 10 = 7
So 40139-63-7 is a valid CAS Registry Number.

40139-63-7Downstream Products

40139-63-7Relevant academic research and scientific papers

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