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ChemicalBook >> CAS DataBase List >>4,5-Epoxy-13-ethyl-17-hydroxy-18,19-dinor-17α-pregn-20-yn-3-one

4,5-Epoxy-13-ethyl-17-hydroxy-18,19-dinor-17α-pregn-20-yn-3-one

4,5-Epoxy-13-ethyl-17-hydroxy-18,19-dinor-17α-pregn-20-yn-3-one Structure
4,5-Epoxy-13-ethyl-17-hydroxy-18,19-dinor-17α-pregn-20-yn-3-one structure
CAS No.
25073-30-7
Chemical Name:
4,5-Epoxy-13-ethyl-17-hydroxy-18,19-dinor-17α-pregn-20-yn-3-one
Synonyms
LevonorgestrelImpurity7;QAADEDKZKKRMIM-DKFSCDSJSA-N;Levonorgestrel Impurity 7 (Mixture of Diastereomers);4,5-Epoxy-13-ethyl-17-hydroxy-18,19-dinor-17α-pregn-20-yn-3-one;18,19-Dinor-17α-pregn-20-yn-3-one, 4,5-epoxy-13-ethyl-17-hydroxy- (8CI)
CBNumber:
CB62695295
Molecular Formula:
C21H28O3
Molecular Weight:
328.45
MDL Number:
MOL File:
25073-30-7.mol
Last updated:2023-05-15 10:44:01
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4,5-Epoxy-13-ethyl-17-hydroxy-18,19-dinor-17α-pregn-20-yn-3-one Properties

Boiling point 470.9±45.0 °C(Predicted)
Density 1.21±0.1 g/cm3(Predicted)
solubility Chloroform (Slightly), Methanol (Slightly)
pka 13.11±0.40(Predicted)
form Solid
color White to Off-White

4,5-Epoxy-13-ethyl-17-hydroxy-18,19-dinor-17α-pregn-20-yn-3-one price

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
Medical Isotopes, Inc. 64823 4,5-Epoxy-13-ethyl-17-hydroxy-18,19-dinor-17α-pregn-20-yn-3-one 25073-30-7 500mg $2200 2021-12-16 Buy
Product number Packaging Price Buy
64823 500mg $2200 Buy

4,5-Epoxy-13-ethyl-17-hydroxy-18,19-dinor-17α-pregn-20-yn-3-one Chemical Properties,Uses,Production

Uses

4,5-Epoxy-13-ethyl-17-hydroxy-18,19-dinor-17α-pregn-20-yn-3-one is an intermediate in the synthesis of derivatives of Levonogestrel (N689510), an emergency contraceptive.

4,5-Epoxy-13-ethyl-17-hydroxy-18,19-dinor-17α-pregn-20-yn-3-one Preparation Products And Raw materials

Raw materials

Preparation Products

4,5-Epoxy-13-ethyl-17-hydroxy-18,19-dinor-17α-pregn-20-yn-3-one Suppliers

Global( 11)Suppliers
Supplier Tel Email Country ProdList Advantage
J & K SCIENTIFIC LTD. 010-82848833 400-666-7788 jkinfo@jkchemical.com China 94838 76
Chemsky（shanghai）International Co.,Ltd. 021-50135380 shchemsky@sina.com China 32344 50
Shanghai TaoSu Biochemical Technology Co., Ltd. 021-33632979 info@tsbiochem.com China 8073 58
Shenzhen Polymeri Biochemical Technology Co., Ltd. +86-400-002-6226 13028896684 sales@rrkchem.com China 55894 58
Jinan blalong chemical co. LTD 2710913286@.com 1513643261@qq.com China 14253 58
Shenzhen ruikai de biotechnology co., ltd. 0755-61348847 17820674378 2682116078@qq.com China 7844 58
Energy Chemical 021-58432009 400-005-6266 marketing1@energy-chemical.com China 44894 58
Shanghai Zerui Biotechnology Co., Ltd. 021-54580889 18321124657 731997554@qq.com China 10614 58
Supplier Advantage
J & K SCIENTIFIC LTD. 76
Chemsky（shanghai）International Co.,Ltd. 50
Shanghai TaoSu Biochemical Technology Co., Ltd. 58
Shenzhen Polymeri Biochemical Technology Co., Ltd. 58
Jinan blalong chemical co. LTD 58
Shenzhen ruikai de biotechnology co., ltd. 58
Energy Chemical 58
Shanghai Zerui Biotechnology Co., Ltd. 58
4,5-Epoxy-13-ethyl-17-hydroxy-18,19-dinor-17α-pregn-20-yn-3-one QAADEDKZKKRMIM-DKFSCDSJSA-N Levonorgestrel Impurity 7 (Mixture of Diastereomers) 18,19-Dinor-17α-pregn-20-yn-3-one, 4,5-epoxy-13-ethyl-17-hydroxy- (8CI) LevonorgestrelImpurity7 25073-30-7 Chiral Reagents, Pharmaceuticals, Intermediates & Fine Chemicals, Steroids