The chemical "6β,7β;15β,16β-bismethylene-3-oxoandrost-4-ene[17(β-1')spiro-5']-perhydrofuran-2'ε-ol methyl ether" is a complex steroidal compound with a unique structure. It features two double bonds at the 6β,7β and 15β,16β positions, a 3-oxo group, and a 4-ene functional group. The molecule also contains a perhydrofuran ring, which is spiro-connected to the steroidal core at the 17(β-1') position. Additionally, it has a 2'ε-ol group and a methyl ether moiety. 6β,7β;15β,16β-bismethylene-3-oxoandrost-4-ene[17(β-1')spiro-5']-perhydrofuran-2'ε-ol methyl ether is characterized by its intricate arrangement of carbon atoms and functional groups, which contribute to its specific chemical properties and potential applications in fields such as pharmaceuticals or chemical research.
The CAS Registry Mumber 889652-27-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 8,8,9,6,5 and 2 respectively; the second part has 2 digits, 2 and 7 respectively. Calculate Digit Verification of CAS Registry Number 889652-27: (8*8)+(7*8)+(6*9)+(5*6)+(4*5)+(3*2)+(2*2)+(1*7)=241 241 % 10 = 1 So 889652-27-1 is a valid CAS Registry Number.