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2-(3-ethyl-thioureido)-4,5-dimethyl-thiophene-3-carboxylic acid ethyl ester is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

59898-40-7

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59898-40-7 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 59898-40-7 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,9,8,9 and 8 respectively; the second part has 2 digits, 4 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 59898-40:
(7*5)+(6*9)+(5*8)+(4*9)+(3*8)+(2*4)+(1*0)=197
197 % 10 = 7
So 59898-40-7 is a valid CAS Registry Number.

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