17α-Acetoxy-19-norpregna-4,9-diene-3,20-dione

Base Information

Chemical Name:17α-Acetoxy-19-norpregna-4,9-diene-3,20-dione
CAS No.:14340-04-6
Molecular Formula:C22H28O4
Molecular Weight:356.462
Hs Code.:
Mol file:14340-04-6.mol

Synonyms:17α-Acetoxy-19-norpregna-4,9-diene-3,20-dione;Gestadienol acetate;17-Hydroxy-19-norpregna-4,9-diene-3,20-dione acetate

Suppliers and Price of 17α-Acetoxy-19-norpregna-4,9-diene-3,20-dione

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 19 raw suppliers

Chemical Property of 17α-Acetoxy-19-norpregna-4,9-diene-3,20-dione

Chemical Property:

Melting Point:119℃ (ethyl ether )
PSA：60.44000
LogP:4.08330

Purity/Quality:: 98%,99%, ^*data from raw suppliers

Safty Information:

Pictogram(s):
Hazard Codes:

MSDS Files:: SDS file from LookChem

Useful:

Technology Process of 17α-Acetoxy-19-norpregna-4,9-diene-3,20-dione

There total 5 articles about 17α-Acetoxy-19-norpregna-4,9-diene-3,20-dione 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: 99.0%

: 64-19-7,77671-22-8
acetic acid

: 42982-49-0
3,3-[1,2-ethanediylbis(oxy)]-17α-hydroxy-19-norpregna-5(10),9(11)-diene-20-one

: 14340-04-6
17α-acetoxy-19-norpregna-4,9-diene-3,20-dione

Guidance literature:: With toluene-4-sulfonic acid; trifluoroacetic anhydride; In dichloromethane; at 0 ℃; for 0.166667h;

Reference yield: 62.3%

: 64-19-7,77671-22-8
acetic acid

: 14340-01-3
17α-hydroxy-19-norpregna-4(5),9(10)-diene-3,20-dione

: 14340-04-6
17α-acetoxy-19-norpregna-4,9-diene-3,20-dione

Guidance literature:: With toluene-4-sulfonic acid; trifluoroacetic anhydride; In dichloromethane; at 0 ℃; for 0.25h;

Reference yield:

: 3,3-(ethylene-dioxy)-17β-cyano-17α-hydroxy-19-norpregna-5(10),9(11)-diene

: 14340-04-6
17α-acetoxy-19-norpregna-4,9-diene-3,20-dione

Guidance literature:: Multi-step reaction with 3 steps

1: PYRIMIDINE / toluene / 20 - 60 °C

2: tetrahydrofuran / toluene / 16 h / Inert atmosphere; Reflux

3: toluene-4-sulfonic acid; trifluoroacetic anhydride / dichloromethane / 0.17 h / 0 °C

With tetrahydrofuran; PYRIMIDINE; toluene-4-sulfonic acid; trifluoroacetic anhydride; In dichloromethane; toluene;