Formic acid (5S,10S,13S,17R)-10,13-dimethyl-3-oxo-hexadecahydro-cyclopenta[a]phenanthren-17-yl ester is a complex organic compound with the molecular formula C23H36O3. It is a derivative of formic acid, where the formic acid molecule is esterified with a specific cyclic hydrocarbon structure. Formic acid (5S,10S,13S,17R)-10,13-dimethyl-3-oxo-hexadecahydro-cyclopenta[a]phenanthren-17-yl ester is characterized by its unique stereochemistry, with four chiral centers at the 5, 10, 13, and 17 positions, all having the S or R configuration as indicated. The compound features a cyclopenta[a]phenanthren-17-yl group, which is a type of polycyclic aromatic hydrocarbon structure, and a 3-oxo group, indicating the presence of a ketone functional group. This ester is likely to be found in specialized chemical research or industrial applications due to its specific structure and properties.
The CAS Registry Mumber 4589-90-6 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 4,5,8 and 9 respectively; the second part has 2 digits, 9 and 0 respectively. Calculate Digit Verification of CAS Registry Number 4589-90: (6*4)+(5*5)+(4*8)+(3*9)+(2*9)+(1*0)=126 126 % 10 = 6 So 4589-90-6 is a valid CAS Registry Number.