ChemicalBook >> CAS DataBase List >>13-Ethyl-3-ethynyl-18,19-dinor-17α-pregna-3,5-dien-20-yn-17-ol (Levo Norgestrel Impurity)

13-Ethyl-3-ethynyl-18,19-dinor-17α-pregna-3,5-dien-20-yn-17-ol (Levo Norgestrel Impurity)

13-Ethyl-3-ethynyl-18,19-dinor-17α-pregna-3,5-dien-20-yn-17-ol (Levo Norgestrel Impurity) structure

CAS No.: 1337972-89-0

Chemical Name:: 13-Ethyl-3-ethynyl-18,19-dinor-17α-pregna-3,5-dien-20-yn-17-ol (Levo Norgestrel Impurity)

Synonyms: levonorgestrel imp C;Levonorgestrel EP IMP C;XWSCFQZHEPDMAX-GLEQMBKSSA-N;Levonorgestrel EP impurity C;Levonorgestrel Impurity 3（Levonorgestrel EP Impurity C）;13-ethyl-3-ethynyl-18,19-dinor-17a-pregna-3,5-dien-20-yn-17-ol;13-Ethyl-3-ethynyl-18,19-dinor-17α-pregna-3,5-dien-20-yn-17-ol;13-Ethyl-3-ethynyl-18,19-dinor-17α-pregna-3,5-dien-20-yn-17-ol;18,19-Dinorpregna-3,5-dien-20-yn-17-ol, 13-ethyl-3-ethynyl-, (17α)-;13-Ethyl-3-ethynyl-18,19-dinor-17α-pregna-3,5-dien-20-yn-17-ol (Levo Norgestrel Impurity)

CBNumber:: CB52508824

Molecular Formula:: C23H28O

Molecular Weight:: 320.47

MDL Number:: MFCD18803642

MOL File:: 1337972-89-0.mol

Last updated:2023-04-23 13:52:06

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13-Ethyl-3-ethynyl-18,19-dinor-17α-pregna-3,5-dien-20-yn-17-ol (Levo Norgestrel Impurity) Properties

Melting point	>300°C
Boiling point	453.6±45.0 °C(Predicted)
Density	1.11±0.1 g/cm3(Predicted)
storage temp.	-20°C Freezer
solubility	Chloroform (Slightly), Methanol (Slightly)
form	Solid
pka	13.08±0.60(Predicted)
color	Off-White to Light Brown
FDA UNII	VF9GAK25BB

13-Ethyl-3-ethynyl-18,19-dinor-17α-pregna-3,5-dien-20-yn-17-ol (Levo Norgestrel Impurity) Chemical Properties,Uses,Production

Chemical Properties

Pale Brown Solid

Uses

EP Levonorgestrel impurity C.

Uses

13-Ethyl-3-ethynyl-18,19-dinor-17α-pregna-3,5-dien-20-yn-17-ol (Levonorgestrel EP Impurity C) is an impurity of Levonorgestrel.

13-Ethyl-3-ethynyl-18,19-dinor-17α-pregna-3,5-dien-20-yn-17-ol (Levo Norgestrel Impurity) Preparation Products And Raw materials

Raw materials

Preparation Products

13-Ethyl-3-ethynyl-18,19-dinor-17α-pregna-3,5-dien-20-yn-17-ol (Levo Norgestrel Impurity) Suppliers

Global( 43)Suppliers

Supplier	Tel	Email	Country	ProdList	Advantage
Hubei Jusheng Technology Co.,Ltd.	18871490254	linda@hubeijusheng.com	CHINA	28180	58
Standardpharm Co. Ltd.	86-714-3992388	overseasales1@yongstandards.com	United States	14336	58
CR Corporation Lomited		fred.wen@crcorporation.cn	CHINA	12069	58
Changsha Junyu Chemexpress.co., Ltd	+86-13723890100	info@csjyyy.cn	China	134	58
China National Standard Pharmaceutical Corporation Limited	+8615391658522	overseasales@yongstandards.com	China	11927	58
Guangzhou PI PI Biotech Inc	+86-020-81716320 +86-13602409664	Sales@pipitech.com	China	3635	55
J & K SCIENTIFIC LTD.	010-82848833 400-666-7788	jkinfo@jkchemical.com	China	96815	76
Chemsky（shanghai）International Co.,Ltd.	021-50135380	shchemsky@sina.com	China	32344	50
BOC Sciences	1-631-485-4226; 16314854226	info@bocsci.com	United States	14059	65
Shanghai TaoSu Biochemical Technology Co., Ltd.	021-33632979	info@tsbiochem.com	China	8073	58

Supplier	Advantage
Hubei Jusheng Technology Co.,Ltd.	58
Standardpharm Co. Ltd.	58
CR Corporation Lomited	58
Changsha Junyu Chemexpress.co., Ltd	58
China National Standard Pharmaceutical Corporation Limited	58
Guangzhou PI PI Biotech Inc	55
J & K SCIENTIFIC LTD.	76
Chemsky（shanghai）International Co.,Ltd.	50
BOC Sciences	65
Shanghai TaoSu Biochemical Technology Co., Ltd.	58

1337972-89-0(13-Ethyl-3-ethynyl-18,19-dinor-17α-pregna-3,5-dien-20-yn-17-ol (Levo Norgestrel Impurity))Related Search:

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13-Ethyl-3-ethynyl-18,19-dinor-17α-pregna-3,5-dien-20-yn-17-ol (Levo Norgestrel Impurity) 13-Ethyl-3-ethynyl-18,19-dinor-17α-pregna-3,5-dien-20-yn-17-ol levonorgestrel imp C 18,19-Dinorpregna-3,5-dien-20-yn-17-ol, 13-ethyl-3-ethynyl-, (17α)- Levonorgestrel EP IMP C Levonorgestrel Impurity 3（Levonorgestrel EP Impurity C） 13-Ethyl-3-ethynyl-18,19-dinor-17α-pregna-3,5-dien-20-yn-17-ol Levonorgestrel EP impurity C XWSCFQZHEPDMAX-GLEQMBKSSA-N 13-ethyl-3-ethynyl-18,19-dinor-17a-pregna-3,5-dien-20-yn-17-ol (8R,9S,10R,13S,14S,17R)-13-Ethyl-3,17-diethynyl-2,7,8,9,10,11,12,13,14,15,16,17-dodecahydro-1H-cyclopenta[a]phenanthren-17-ol (Levonorgestrel Impurity) 13-Ethyl-3-ethynyl-18,19-dinor-17Alpha-pregna-3,5-dien-20-yn-17-ol(Levo Norgestrel Impurity) 1337972-89-0 Impurities, Pharmaceuticals, Intermediates & Fine Chemicals, Steroids Impurities Intermediates & Fine Chemicals Pharmaceuticals Steroids