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Acetic acid (3R,12S)-3-acetoxy-10,13-dimethyl-17-(1-methyl-4,4-diphenyl-but-3-enyl)-2,3,4,5,6,7,9,10,11,12,13,15,16,17-tetradecahydro-1H-cyclopenta[a]phenanthren-12-yl ester is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

61543-98-4

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61543-98-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 61543-98-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 6,1,5,4 and 3 respectively; the second part has 2 digits, 9 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 61543-98:
(7*6)+(6*1)+(5*5)+(4*4)+(3*3)+(2*9)+(1*8)=124
124 % 10 = 4
So 61543-98-4 is a valid CAS Registry Number.

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