The CAS Registry Mumber 99598-15-9 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 5 respectively. Calculate Digit Verification of CAS Registry Number 99598-15: (7*9)+(6*9)+(5*5)+(4*9)+(3*8)+(2*1)+(1*5)=209 209 % 10 = 9 So 99598-15-9 is a valid CAS Registry Number.
Get Best Price for99598-15-9(R)-4-((1R,5R,7R,8S,9S,10S,12S,13R,14S,17R)-1,7,12-Trihydroxy-10,13-dimethyl-3-oxo-hexadecahydro-cyclopenta[a]phenanthren-17-yl)-pentanoic acid methyl ester