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Acetic acid (3S,9R,10R,13S,14R,17S)-10,13-dimethyl-17-((R)-2-methyl-oxiranyl)-6-oxo-2,3,4,5,6,9,10,11,12,13,14,15,16,17-tetradecahydro-1H-cyclopenta[a]phenanthren-3-yl ester is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

81918-38-9

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81918-38-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 81918-38-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,1,9,1 and 8 respectively; the second part has 2 digits, 3 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 81918-38:
(7*8)+(6*1)+(5*9)+(4*1)+(3*8)+(2*3)+(1*8)=149
149 % 10 = 9
So 81918-38-9 is a valid CAS Registry Number.

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