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Acetic acid (1S,3R,8S,9S,10R,13R,14S,17R)-3-acetoxy-10,13-dimethyl-17-[(R)-1-methyl-4-((S)-2,2,4-trimethyl-[1,3]dioxolan-4-yl)-butyl]-2,3,4,7,8,9,10,11,12,13,14,15,16,17-tetradecahydro-1H-cyclopenta[a]phenanthren-1-yl ester is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

81131-50-2

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81131-50-2 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 81131-50-2 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,1,1,3 and 1 respectively; the second part has 2 digits, 5 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 81131-50:
(7*8)+(6*1)+(5*1)+(4*3)+(3*1)+(2*5)+(1*0)=92
92 % 10 = 2
So 81131-50-2 is a valid CAS Registry Number.

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