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4-Methyl Ethynyl Estradiol

4-Methyl Ethynyl Estradiol structure

CAS No.: 155683-61-7

Chemical Name:: 4-Methyl Ethynyl Estradiol

Synonyms: Ethinylestradiol EP Imp K;4-Methyl-ethinylestradiol;4-Methyl Ethynyl Estradiol;4-METHYL-17-ETHYNYL ESTRADIOL;Ethinylestradiol EP Impurity K;Ethinylestradiol EP Impurity K/4-Methyl Ethynyl Estradiol;Ethinylestradiol EP Impurity K (4-Methyl Ethynyl Estradiol);(17α)-4-Methyl-19-norpregna-1,3,5(10)-trien-20-yne-3,17-diol;Ethinylestradiol Impurity 11（Ethinylestradiol EP Impurity K）;19-Norpregna-1,3,5(10)-trien-20-yne-3,17-diol, 4-methyl-, (17α)- (9CI)

CBNumber:: CB32551174

Molecular Formula:: C21H26O2

Molecular Weight:: 310.43

MDL Number:

MOL File:: 155683-61-7.mol

Last updated:2023-05-15 10:43:51

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4-Methyl Ethynyl Estradiol Properties

Boiling point	465.2±45.0 °C(Predicted)
Density	1.19±0.1 g/cm3(Predicted)
solubility	Chloroform (Slightly), Dioxane (Slightly), DMSO (Slightly), Methanol (Slightly)
form	Solid
pka	10.61±0.60(Predicted)
color	White to Off-White
FDA UNII	W12GK7503E

4-Methyl Ethynyl Estradiol price More Price(5)

Manufacturer	Product number	Product description	CAS number	Packaging	Price	Updated	Buy
TRC	M304965	4-MethylEthynylEstradiol	155683-61-7	2mg	$80	2021-12-16	Buy
TRC	M304965	4-MethylEthynylEstradiol	155683-61-7	5mg	$150	2021-12-16	Buy
American Custom Chemicals Corporation	API0005678	ETHYNYLESTRADIOL-4-METHYL 95.00%	155683-61-7	10MG	$697.2	2021-12-16	Buy
American Custom Chemicals Corporation	API0005678	ETHYNYLESTRADIOL-4-METHYL 95.00%	155683-61-7	5MG	$786.5	2021-12-16	Buy
American Custom Chemicals Corporation	API0005678	ETHYNYLESTRADIOL-4-METHYL 95.00%	155683-61-7	50MG	$1963.5	2021-12-16	Buy

Product number	Packaging	Price	Buy
M304965	2mg	$80	Buy
M304965	5mg	$150	Buy
API0005678	10MG	$697.2	Buy
API0005678	5MG	$786.5	Buy
API0005678	50MG	$1963.5	Buy

4-Methyl Ethynyl Estradiol Chemical Properties,Uses,Production

Uses

Ethynyl Estradiol (E685100) impurity K.

4-Methyl Ethynyl Estradiol Preparation Products And Raw materials

Raw materials

Preparation Products

4-Methyl Ethynyl Estradiol Suppliers

Global( 42)Suppliers

Supplier	Tel	Email	Country	ProdList	Advantage
Hubei Jusheng Technology Co.,Ltd.	18871490254	linda@hubeijusheng.com	CHINA	28172	58
Standardpharm Co. Ltd.	86-714-3992388	overseasales1@yongstandards.com	United States	14332	58
CR Corporation Limited	+8613062833949	fred.wen@crcorporation.cn	China	8647	58
China National Standard Pharmaceutical Corporation Limited	+8615391658522	overseasales@yongstandards.com	China	11922	58
QUALITY CONTROL SOLUTIONS LTD.	0755-66853366; 13670046396	ORDERS@QCSRM.COM	China	24326	58
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	15402	60
Cato Research Chemicals Inc.	020-81960175	min.he@cato-chem.com	China	1955	55
ChemStrong Scientific Co.,Ltd	0755-0755-66853366 13670046396	sales@chem-strong.com	China	18042	56
Nanjing XiZe Biotechnology CO., Ltd.	025-66023220 0086-15250997978	1511893459@qq.com	China	7850	55

Supplier	Advantage
Hubei Jusheng Technology Co.,Ltd.	58
Standardpharm Co. Ltd.	58
CR Corporation Limited	58
China National Standard Pharmaceutical Corporation Limited	58
QUALITY CONTROL SOLUTIONS LTD.	58
J & K SCIENTIFIC LTD.	76
Chemsky (shanghai) International Co.,Ltd	60
Cato Research Chemicals Inc.	55
ChemStrong Scientific Co.,Ltd	56
Nanjing XiZe Biotechnology CO., Ltd.	55

155683-61-7(4-Methyl Ethynyl Estradiol)Related Search:

Estradiol 9,11-Dehydro Ethynyl Estradiol EthynylEstradiol Sulfate Estrone (8S,9S,13S,14S,17R)-17-ethynyl-4,13-dimethyl-7,8,9,11,12,14,15,16-octahydro-6H-cyclopenta[a]phenanthrene-1,17-diol

1,3,5(10)-ESTRATRIEN-17-ALPHA-ETHYNYL-3,17-BETA-DIOL-6-ONE 1,3,5(10), 6-ESTRATETRAEN-17-ALPHA-ETHYNYL-3,17-BETA-DIOL (8S,9S,13S,14S,17S)-17-ethynyl-1,13-dimethyl-7,8,9,11,12,14,15,16-octa hydro-6H-cyclopenta[a]phenanthrene-3,17-diol Ethinylestradiol 16-Oxo Ethynyl Estradiol

1,3,5(10)-ESTRATRIEN-17-ALPHA-ETHYNYL-3,6-ALPHA, 17-BETA-TRIOL 6-α-Hydroxy Ethinylestradiol 2-Methyl Ethynyl Estradiol 18-Methylethynyl Estradiol β-Estradiol

19-Norpregna-1,3,5(10)-trien-20-yne-3,17-diol

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4-Methyl Ethynyl Estradiol (17α)-4-Methyl-19-norpregna-1,3,5(10)-trien-20-yne-3,17-diol 4-Methyl-ethinylestradiol 4-METHYL-17-ETHYNYL ESTRADIOL 19-Norpregna-1,3,5(10)-trien-20-yne-3,17-diol, 4-methyl-, (17α)- (9CI) Ethinylestradiol EP Imp K (8R,9S,13S,14S,17R)-17-ethynyl-4,13-dimethyl-7,8,9,11,12,14,15,16-octahydro-6H-cyclopenta[a]phenanthrene-3,17-diol Ethinylestradiol Impurity 11（Ethinylestradiol EP Impurity K） Ethinylestradiol EP Impurity K (8R,9S,13S,14S,17R)-17-Ethynyl-4,13-dimethyl-7,8,9,11,12,13,14,15,16,17-decahydro-6H-cyclopenta[a]phenanthrene-3,17-diol (Ethinylestradiol Impurity) Ethinylestradiol EP Impurity K/4-Methyl Ethynyl Estradiol Ethinylestradiol EP Impurity K (4-Methyl Ethynyl Estradiol) 155683-61-7 Impurities Intermediates & Fine Chemicals Pharmaceuticals Steroids