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trans-(SC4H3/CO2Me)-3-methoxycarbonyl-4-(p-tolyl)-4-(2'-thienyl)but-3-enoic acid is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

81541-44-8

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81541-44-8 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 81541-44-8 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,1,5,4 and 1 respectively; the second part has 2 digits, 4 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 81541-44:
(7*8)+(6*1)+(5*5)+(4*4)+(3*1)+(2*4)+(1*4)=118
118 % 10 = 8
So 81541-44-8 is a valid CAS Registry Number.

81541-44-8Relevant academic research and scientific papers

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