(±)-13-ethyl-3-methoxy-18,19-dinor-17alpha-pregna-2,5(10)-dien-20-yn-17-ol

Base Information Edit

Chemical Name:(±)-13-ethyl-3-methoxy-18,19-dinor-17alpha-pregna-2,5(10)-dien-20-yn-17-ol
CAS No.:799-43-9
Deprecated CAS:85026-83-1
Molecular Formula:C₂₂H₃₀O₂
Molecular Weight:326.479
Hs Code.:
European Community (EC) Number:238-514-4,212-350-3
UNII:GJ0X8NU55V
Nikkaji Number:J241.274H
Mol file:799-43-9.mol

Synonyms:EP Levonorgestrel Impurity B;

Suppliers and Price of (±)-13-ethyl-3-methoxy-18,19-dinor-17alpha-pregna-2,5(10)-dien-20-yn-17-ol

Supply Marketing:Edit

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

TRC
13-Ethyl-3-methoxy-18,19-dinorpregna-2,5(10)-dien-20-yn-17-ol
10mg
$ 1815.00

Total 4 raw suppliers

Chemical Property of (±)-13-ethyl-3-methoxy-18,19-dinor-17alpha-pregna-2,5(10)-dien-20-yn-17-ol Edit

Chemical Property:

Melting Point:130-136 °C
Boiling Point:462.8°Cat760mmHg
PKA:13.08±0.60(Predicted)
Flash Point:199.3°C
PSA：29.46000
Density:1.11g/cm³
LogP:4.59780
XLogP3:3.6
Hydrogen Bond Donor Count:1
Hydrogen Bond Acceptor Count:2
Rotatable Bond Count:3
Exact Mass:326.224580195
Heavy Atom Count:24
Complexity:648

Purity/Quality:

99% ^*data from raw suppliers

13-Ethyl-3-methoxy-18,19-dinorpregna-2,5(10)-dien-20-yn-17-ol ^*data from reagent suppliers

Safty Information:

Pictogram(s):
Hazard Codes:

MSDS Files:: SDS file from LookChem

Useful:

Canonical SMILES:CCC12CCC3C(C1CCC2(C#C)O)CCC4=C3CC=C(C4)OC
Isomeric SMILES:CC[C@]12CC[C@H]3[C@H]([C@@H]1CC[C@]2(C#C)O)CCC4=C3CC=C(C4)OC
Uses An impurity from the synthesis of Levonorgestrel (N689510), an oral contraceptive. 13-Ethyl-3-methoxy-18,19-dinorpregna-2,5(10)-dien-20-yn-17-ol is a steroid used in the synthesis of other steroid hormones.

Technology Process of (±)-13-ethyl-3-methoxy-18,19-dinor-17alpha-pregna-2,5(10)-dien-20-yn-17-ol

There total 7 articles about (±)-13-ethyl-3-methoxy-18,19-dinor-17alpha-pregna-2,5(10)-dien-20-yn-17-ol 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: