(R)-4-((1R,5R,8S,9S,10S,12S,13R,14S,17R)-1,12-Dihydroxy-10,13-dimethyl-3-oxo-hexadecahydro-cyclopenta[a]phenanthren-17-yl)-pentanoic acid methyl ester is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.
The CAS Registry Mumber 99598-13-7 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,9,5,9 and 8 respectively; the second part has 2 digits, 1 and 3 respectively. Calculate Digit Verification of CAS Registry Number 99598-13: (7*9)+(6*9)+(5*5)+(4*9)+(3*8)+(2*1)+(1*3)=207 207 % 10 = 7 So 99598-13-7 is a valid CAS Registry Number.
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