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(R)-4-((3R,5S,8R,9S,10S,12S,13R,14S,17R)-3-Acetoxy-12-hydroxy-10,13-dimethyl-7-oxo-hexadecahydro-cyclopenta[a]phenanthren-17-yl)-pentanoic acid 4-nitro-phenyl ester is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

115487-77-9

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115487-77-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 115487-77-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,1,5,4,8 and 7 respectively; the second part has 2 digits, 7 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 115487-77:
(8*1)+(7*1)+(6*5)+(5*4)+(4*8)+(3*7)+(2*7)+(1*7)=139
139 % 10 = 9
So 115487-77-9 is a valid CAS Registry Number.

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