20-Oxopregn-5-ene-3,16-diyl diacetate

Base Information

Chemical Name:20-Oxopregn-5-ene-3,16-diyl diacetate
CAS No.:75190-78-2
Molecular Formula:C₂₅H₃₆O₅
Molecular Weight:416.558
Hs Code.:
NSC Number:118775
DSSTox Substance ID:DTXSID40996650

Synonyms:75190-78-2;20-oxopregn-5-ene-3,16-diyl diacetate;NSC118775;DTXSID40996650;NSC-118775

Suppliers and Price of 20-Oxopregn-5-ene-3,16-diyl diacetate

Supply Marketing:

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

Manufacturers and distributors:

Manufacture/Brand
Chemicals and raw materials
Packaging
price

Total 3 raw suppliers

Chemical Property of 20-Oxopregn-5-ene-3,16-diyl diacetate

Chemical Property:

Vapor Pressure:4.22E-10mmHg at 25°C
Boiling Point:499.2°C at 760 mmHg
Flash Point:212.7°C
Density:1.14g/cm³
XLogP3:4
Hydrogen Bond Donor Count:0
Hydrogen Bond Acceptor Count:5
Rotatable Bond Count:5
Exact Mass:416.25627424
Heavy Atom Count:30
Complexity:784

Purity/Quality:: 99% ^*data from raw suppliers

Safty Information:

Pictogram(s):
Hazard Codes:

MSDS Files:: SDS file from LookChem

Useful:

Canonical SMILES:CC(=O)C1C(CC2C1(CCC3C2CC=C4C3(CCC(C4)OC(=O)C)C)C)OC(=O)C

Technology Process of 20-Oxopregn-5-ene-3,16-diyl diacetate

There total 5 articles about 20-Oxopregn-5-ene-3,16-diyl diacetate 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:

: 25126-72-1
3β,16β-dihydroxy-pregn-5-en-20-one

: 108-24-7
acetic anhydride

: 75190-78-2
3β,16β-diacetoxy-pregn-5-en-20-one

Guidance literature:: With pyridine;
DOI:10.1021/ja01589a071

Reference yield:

: 108-24-7
acetic anhydride

: 974-23-2
3β-hydroxy-16α,17α-epoxypregn-5-en-20-one

: 5056-56-4,75190-78-2
pregn-5-en-3β,16α-diol-20-one 3,16-diacetate

Guidance literature:: With hydrogen bromide; tetramethylammonium bromide; Yield given. Multistep reaction; 1.) electrochemical reduction, 75percent aq. EtOH, 20 deg C, 3 h, 2.) pyridine;
DOI:10.1007/BF00959225

Reference yield:

: 108-24-7
acetic anhydride

: 34209-81-9
Acetic acid (3S,8R,9S,10R,13S,14S,16R,17S)-17-acetyl-10,13-dimethyl-2,3,4,7,8,9,10,11,12,13,14,15,16,17-tetradecahydro-1H-20-oxa-cyclopropa[16,17]cyclopenta[a]phenanthren-3-yl ester

: 5056-56-4,75190-78-2
pregn-5-en-3β,16α-diol-20-one 3,16-diacetate

Guidance literature:: With hydrogen bromide; tetramethylammonium bromide; Yield given. Multistep reaction; 1.) electrochemical reduction, 75percent aq. EtOH, 20 deg C, 3 h, 2.) pyridine;
DOI:10.1007/BF00959225