16320-04-0|18,19-Dinorpregna-4,9,11-trien-20-yn-3-one,13-ethyl-17-hydroxy-, (17a)-Products Supply

18,19-Dinorpregna-4,9,11-trien-20-yn-3-one,13-ethyl-17-hydroxy-, (17a)- cas no:16320-04-0

Synonyms: 18,19-Dinor-17a-pregna-4,9,11-trien-20-yn-3-one,13-ethyl-17-hydroxy- (8CI);13-Ethyl-17a-ethynyl-17b-hydroxygona-4,9,11-trien-3-one;Dimetriose;Dimetrose;Nemestran;R 2323;RU 2323;Tridomose;

Identification

Name18,19-Dinorpregna-4,9,11-trien-20-yn-3-one,13-ethyl-17-hydroxy-, (17a)-
CAS16320-04-0
Synonyms18,19-Dinor-17a-pregna-4,9,11-trien-20-yn-3-one,13-ethyl-17-hydroxy- (8CI);13-Ethyl-17a-ethynyl-17b-hydroxygona-4,9,11-trien-3-one;Dimetriose;Dimetrose;Nemestran;R 2323;RU 2323;Tridomose;
Molecular FormulaC₂₁H₂₄O₂
Molecular Weight308.45

Chemical Properties

AppearanceLight yellow solid
refractive index1.607

Safety Data

Safety

Human reproductive effects by ingestion, implant or intravaginal routes: menstrual cycle changes and disorders, and changes in female fertility. An experimental teratogen. Other experimental reproductive effects. A steroid. When heated to decomposition it emits acrid smoke and irritating fumes.

Toxicity

1.	orl-rat LDLo:1 g/kg	YACHDS Yakuri to Chiryo. Pharmacology and Therapeutics. 16 (1988),701.
2.	ipr-rat LDLo:1 g/kg	YACHDS Yakuri to Chiryo. Pharmacology and Therapeutics. 16 (1988),701.
3.	ipr-mus LDLo:1 g/kg	YACHDS Yakuri to Chiryo. Pharmacology and Therapeutics. 16 (1988),701.

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Beijing Zizhu Pharmaceutical Co., LTD: Tel:; Address: NO.44 ,Hong Lian Nan Cun ,Haidian District ,Beijing ,China

Shenzhen Haorui Industrial Dev. Co., Ltd.: Tel:+86-(755)-82960263; Address: Rm.904-906, First Tower A,Yi Tian Rd., Futian District, Shenzhen, Guangdong 518026,

Beijing HengruiKangda Pharmaceutical Sci & Tech Development Co.,Ltd: Tel:+86-(10)-5238-9306; Address: Room7B10, NO.88 Yongding Road,Haidian District, Beijing,

xilin chemical group company: Tel:086-027-83820093; Address: 16#luojiashan, wuchang district

Hubei XinRunde Chemical Co., Ltd: Tel:86-27-83214668; Address: East and West Lake District, Wuhan, China

Andexin industrial Co.,Limited: Tel:86-411-39074598; Address: No.98,Shengli road,,Jinzhou district,

Hangzhou Dayangchem Co., Ltd.: Tel:86-571-88938639; Address: 9/F Unit 2 ChangdiTorch Building, 259 #WenSan Road

wuhan cillin chemical: Tel:+86-15527136576; Address: Wuhan city

Microchem: Tel:+86-(23)-86612540; Address: No.581, Nanping East Road, Nan An, Chong Qing 400060,

Melone Pharmaceutical Co., ltd: Tel:+86-411 82593920, 82593631; Address: No 232, JInma Roda, Development Zone, Dalian, China

Beijing HuameiHuli Biochem Ltd: Tel:010-86181995; Address: Beijing TongZhou District

Beijing Zizhu Pharmaceutical Co.,Ltd: Tel:0086-10-62250847; Address: Beijing Zizhu Pharmaceutical Co.,Ltd

Zizhu Pharmaceutical: Tel:+86-(10)-62250847; Address: No.44 Honglian Nancun, Haidian, Beijing 100088,

Xilin Chemical Group Co., Ltd: Tel:+86-(0)-15527136576; Address: 16# Luojiashan, Wuchang District, Wuhan, Hubei 430071,

Taizhou Xingcheng Chempharm Co., Ltd.: Tel:+86-(576)-88886292, 88525005; Address: B Area. 10 Floor.Yaodadasha. 289#.Shifu Road, Taizhou, Zhejiang 318000,

18,19-Dinorpregna-4,9,11-trien-20-yn-3-one,13-ethyl-17-hydroxy-, (17a)- cas no:16320-04-0

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