ChemicalBook >> CAS DataBase List >>[2R-[2alpha(E),3beta]]-2-[2-(3,4-dihydro-6-methoxy-1(2H)-naphthylidene)ethyl]-2-ethyl-3-hydroxycyclopentan-1-one

[2R-[2alpha(E),3beta]]-2-[2-(3,4-dihydro-6-methoxy-1(2H)-naphthylidene)ethyl]-2-ethyl-3-hydroxycyclopentan-1-one

[2R-[2alpha(E),3beta]]-2-[2-(3,4-dihydro-6-methoxy-1(2H)-naphthylidene)ethyl]-2-ethyl-3-hydroxycyclopentan-1-one structure

CAS No.: 51773-49-0

Chemical Name:: [2R-[2alpha(E),3beta]]-2-[2-(3,4-dihydro-6-methoxy-1(2H)-naphthylidene)ethyl]-2-ethyl-3-hydroxycyclopentan-1-one

Synonyms: Einecs 257-409-4;Levonorgestrel Impurity 20;(2R)-2α-[(E)-2-(3,4-Dihydro-6-methoxynaphthalen)-1(2H)-ylideneethyl]-2β-ethyl-3β-hydroxycyclopentanone;[2R-[2α(E),3β]]-2-[2-(3,4-dihydro-6-methoxy-1(2H)-naphthylidene)ethyl]-2-ethyl-3-hydroxycyclopentan-1-one;(2R,3S)-2-ethyl-3-hydroxy-2-(2-((E)-6-methoxy-3,4-dihydronaphthalen-1(2H)-ylidene)ethyl)cyclopentan-1-one;Cyclopentanone, 2-[2-(3,4-dihydro-6-methoxy-1(2H)-naphthalenylidene)ethyl]-2-ethyl-3-hydroxy-, [2R-[2α(E),3β]]-;(2R-(2alpha(E),3beta))-2-(2-(3,4-Dihydro-6-methoxy-1(2H)-naphthylidene)ethyl)-2-ethyl-3-hydroxycyclopentan-1-one;[2R-[2alpha(E),3beta]]-2-[2-(3,4-dihydro-6-methoxy-1(2H)-naphthylidene)ethyl]-2-ethyl-3-hydroxycyclopentan-1-one

CBNumber:: CB5931431

Molecular Formula:: C20H26O3

Molecular Weight:: 314.42

MDL Number:

MOL File:: 51773-49-0.mol

Last updated:2023-07-06 08:28:06

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[2R-[2alpha(E),3beta]]-2-[2-(3,4-dihydro-6-methoxy-1(2H)-naphthylidene)ethyl]-2-ethyl-3-hydroxycyclopentan-1-one Properties

Boiling point	485.3±45.0 °C(Predicted)
Density	1.157±0.06 g/cm3(Predicted)
vapor pressure	0Pa at 25℃
pka	14.05±0.40(Predicted)
Water Solubility	23.7mg/L at 20℃
LogP	3.6 at 25℃

SAFETY

Risk and Safety Statements

Hazard statements	H412
Precautionary statements	P273-P501

[2R-[2alpha(E),3beta]]-2-[2-(3,4-dihydro-6-methoxy-1(2H)-naphthylidene)ethyl]-2-ethyl-3-hydroxycyclopentan-1-one Chemical Properties,Uses,Production

[2R-[2alpha(E),3beta]]-2-[2-(3,4-dihydro-6-methoxy-1(2H)-naphthylidene)ethyl]-2-ethyl-3-hydroxycyclopentan-1-one synthesis

Synthesis of [2R-[2alpha(E),3beta]]-2-[2-(3,4-dihydro-6-methoxy-1(2H)-naphthylidene)ethyl]-2-ethyl-3-hydroxycyclopentan-1-one from 3-Methoxy-18-methyl-8,14-seco-1,3,5(10),9(11)-estrateraene-14,17-dione

[2R-[2alpha(E),3beta]]-2-[2-(3,4-dihydro-6-methoxy-1(2H)-naphthylidene)ethyl]-2-ethyl-3-hydroxycyclopentan-1-one Preparation Products And Raw materials

Raw materials

Preparation Products

(13S-cis)-13-ethyl-7,11,12,13,16,17-hexahydro-3-methoxy-6H-cyclopenta[a]phenantren-17-ol

[2R-[2alpha(E),3beta]]-2-[2-(3,4-dihydro-6-methoxy-1(2H)-naphthylidene)ethyl]-2-ethyl-3-hydroxycyclopentan-1-one Suppliers

Global( 6)Suppliers

Supplier	Tel	Email	Country	ProdList	Advantage
Changsha Junyu Chemexpress.co., Ltd	+86-13723890100	info@csjyyy.cn	China	134	58
XIAMEN AMITY INDUSTRY AND TRADE CO., LTD.	+8618950047208	ellena@amitychem.com	China	35196	58
QUALITY CONTROL SOLUTIONS LTD.	0755-66853366; 13670046396	ORDERS@QCSRM.COM	China	24342	58
Hubei Xinyang Medical Technology Co., Ltd	15347293736 15347293736	2853117764@qq.com	China	8611	58
Changzhou Bojia Biomedical Technology Co., Ltd.	2122619822	czbjpharma@126.com	China	18478	58
Taizhou Zhongzhi Biotechnology Co., Ltd	13012344321	3995296515@qq.com	China	7996	58

Supplier	Advantage
Changsha Junyu Chemexpress.co., Ltd	58
XIAMEN AMITY INDUSTRY AND TRADE CO., LTD.	58
QUALITY CONTROL SOLUTIONS LTD.	58
Hubei Xinyang Medical Technology Co., Ltd	58
Changzhou Bojia Biomedical Technology Co., Ltd.	58
Taizhou Zhongzhi Biotechnology Co., Ltd	58

[2R-[2alpha(E),3beta]]-2-[2-(3,4-dihydro-6-methoxy-1(2H)-naphthylidene)ethyl]-2-ethyl-3-hydroxycyclopentan-1-one (2R)-2α-[(E)-2-(3,4-Dihydro-6-methoxynaphthalen)-1(2H)-ylideneethyl]-2β-ethyl-3β-hydroxycyclopentanone (2R-(2alpha(E),3beta))-2-(2-(3,4-Dihydro-6-methoxy-1(2H)-naphthylidene)ethyl)-2-ethyl-3-hydroxycyclopentan-1-one Einecs 257-409-4 Cyclopentanone, 2-[2-(3,4-dihydro-6-methoxy-1(2H)-naphthalenylidene)ethyl]-2-ethyl-3-hydroxy-, [2R-[2α(E),3β]]- (2R,3S)-2-ethyl-3-hydroxy-2-(2-((E)-6-methoxy-3,4-dihydronaphthalen-1(2H)-ylidene)ethyl)cyclopentan-1-one Levonorgestrel Impurity 20 [2R-[2α(E),3β]]-2-[2-(3,4-dihydro-6-methoxy-1(2H)-naphthylidene)ethyl]-2-ethyl-3-hydroxycyclopentan-1-one 51773-49-0