"6α-methyl-3'-phenyl-(16β)-pregn-4-eno[17,16-d]isoxazole-3,20-dione" is a complex organic compound with a unique molecular structure. It belongs to the class of steroids, specifically a derivative of pregnane, which is a type of steroid with a cyclopentanophenanthrene skeleton. The compound features a 6α-methyl group, a 3'-phenyl group, and a 16β-isoxazole ring, which are key structural elements that define its chemical properties. The numbering in the name indicates the positions of these functional groups on the steroid nucleus. The compound also has a 4-en-3-one functional group, indicating the presence of a double bond at the 4-position and a ketone group at the 3-position. This specific arrangement of atoms and functional groups gives the compound its distinct chemical reactivity and potential biological activity, which may be of interest in pharmaceutical or chemical research contexts.
The CAS Registry Mumber 1258-04-4 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 1,2,5 and 8 respectively; the second part has 2 digits, 0 and 4 respectively. Calculate Digit Verification of CAS Registry Number 1258-04: (6*1)+(5*2)+(4*5)+(3*8)+(2*0)+(1*4)=64 64 % 10 = 4 So 1258-04-4 is a valid CAS Registry Number.