3a,5b-Dimethyl-3-oxo-1,2,3,3a,4,5,5a,5b,6,7,8,9,10a,10b-tetradecahydrocyclopenta[a]fluoren-8-yl acetate

Base Information

Chemical Name:3a,5b-Dimethyl-3-oxo-1,2,3,3a,4,5,5a,5b,6,7,8,9,10a,10b-tetradecahydrocyclopenta[a]fluoren-8-yl acetate
CAS No.:5323-23-9
Molecular Formula:C₂₀H₂₈O₃
Molecular Weight:316.441
Hs Code.:
NSC Number:79610
DSSTox Substance ID:DTXSID20292006

Synonyms:5323-23-9;3a,5b-dimethyl-3-oxo-1,2,3,3a,4,5,5a,5b,6,7,8,9,10a,10b-tetradecahydrocyclopenta[a]fluoren-8-yl acetate;NSC79610;NCIOpen2_008836;DTXSID20292006;NSC-79610;AKOS024341839

Suppliers and Price of 3a,5b-Dimethyl-3-oxo-1,2,3,3a,4,5,5a,5b,6,7,8,9,10a,10b-tetradecahydrocyclopenta[a]fluoren-8-yl acetate

Supply Marketing:

Business phase:: The product has achieved commercial mass production^*data from LookChem market partment

Manufacturers and distributors:

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Chemicals and raw materials
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Total 2 raw suppliers

Chemical Property of 3a,5b-Dimethyl-3-oxo-1,2,3,3a,4,5,5a,5b,6,7,8,9,10a,10b-tetradecahydrocyclopenta[a]fluoren-8-yl acetate

Chemical Property:

Vapor Pressure:2.94E-07mmHg at 25°C
XLogP3:3.2
Hydrogen Bond Donor Count:0
Hydrogen Bond Acceptor Count:3
Rotatable Bond Count:2
Exact Mass:316.20384475
Heavy Atom Count:23
Complexity:592

Purity/Quality:: 85.0-99.8% ^*data from raw suppliers

Safty Information:

Pictogram(s):
Hazard Codes:

MSDS Files:

Useful:

Canonical SMILES:CC(=O)OC1CCC2(C3CCC4(C(C3C=C2C1)CCC4=O)C)C

Technology Process of 3a,5b-Dimethyl-3-oxo-1,2,3,3a,4,5,5a,5b,6,7,8,9,10a,10b-tetradecahydrocyclopenta[a]fluoren-8-yl acetate

There total 7 articles about 3a,5b-Dimethyl-3-oxo-1,2,3,3a,4,5,5a,5b,6,7,8,9,10a,10b-tetradecahydrocyclopenta[a]fluoren-8-yl acetate which guide to synthetic route it. The literature collected by LookChem mainly comes from the sharing of users and the free literature resources found by Internet computing technology. We keep the original model of the professional version of literature to make it easier and faster for users to retrieve and use. At the same time, we analyze and calculate the most feasible synthesis route with the highest yield for your reference as below:

synthetic route:

Reference yield: 42.0%

: 153261-59-7
B-norandrost-5-ene-3β,17β-diyl 3-acetate 17-tosylate

: 5323-23-9
3β-acetoxy-B-norandrost-5-en-17-one

: 153261-60-0
Acetic acid (3aR,5aS,5bR,8S,10aR,10bS)-3a,5b-dimethyl-1,3a,4,5,5a,5b,6,7,8,9,10a,10b-dodecahydro-cyclopenta[a]fluoren-8-yl ester

: 153261-55-3
17α-hydroxy-B-norandrost-5-ene-3β-yl acetate

Guidance literature:: With sodium nitrite; In dimethyl sulfoxide; at 130 - 140 ℃; for 4h;
DOI:10.1135/cccc19932202

Reference yield:

: 100030-69-1
6α-Brom-5β-hydroxy-3β-acetoxy-B-norandrostanon-(17)

: 5323-23-9
3β-acetoxy-B-norandrost-5-en-17-one

Guidance literature:: With zinc; In methanol;

Reference yield:

: 65066-26-4
17β-hydroxy-B-norandrost-5-en-3β-yl acetate

: 5323-23-9
3β-acetoxy-B-norandrost-5-en-17-one

Guidance literature:: Multi-step reaction with 2 steps

1: 96 percent / pyridine / 64 h / Ambient temperature

2: 16 percent / sodium nitrite / dimethylsulfoxide / 4 h / 130 - 140 °C

With sodium nitrite; In pyridine; dimethyl sulfoxide;
DOI:10.1135/cccc19932202