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Acetic acid (3S,9R,10R,13R,14S,17S)-14-hydroxy-17-[(R)-5-(3-hydroxy-3-methyl-butyl)-2,2,4-trimethyl-[1,3]dioxolan-4-yl]-10,13-dimethyl-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.

81918-44-7

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81918-44-7 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 81918-44-7 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, 4 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 81918-44:
(7*8)+(6*1)+(5*9)+(4*1)+(3*8)+(2*4)+(1*4)=147
147 % 10 = 7
So 81918-44-7 is a valid CAS Registry Number.

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