The chemical compound "(+/-)-3-hydroxy-13r-methyl-(14cH)-11,12,13,14,15,16-hexahydro-11H-cyclopenta[a]phenanthren-17-one" is a complex organic molecule with a unique structure. It features a cyclopenta[a]phenanthren-17-one core, which is a type of polycyclic aromatic hydrocarbon with a five-membered ring fused to a phenanthrene system. The compound is characterized by a 3-hydroxy group, indicating the presence of a hydroxyl functional group at the 3rd carbon position. Additionally, it has a 13r-methyl group, which is a methyl group attached to the 13th carbon in a specific spatial orientation (r). The compound also includes a 14-membered carbon-hydrogen ring system, which contributes to its overall stability and reactivity. This molecule is a hexahydro derivative, meaning it contains six hydrogen atoms added across the molecule, which can affect its physical and chemical properties. Overall, (+/-)-3-hydroxy-13r-methyl-(14cH)-11,12,13,14,15,16-hexahydro-11H-cyclopenta[a]phenanthren-17-one represents a specific class of organic compounds with potential applications in various fields, such as pharmaceuticals or materials science, due to its intricate structure and functional groups.
The CAS Registry Mumber 474-88-4 includes 6 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 3 digits, 4,7 and 4 respectively; the second part has 2 digits, 8 and 8 respectively. Calculate Digit Verification of CAS Registry Number 474-88: (5*4)+(4*7)+(3*4)+(2*8)+(1*8)=84 84 % 10 = 4 So 474-88-4 is a valid CAS Registry Number.