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ChemicalBook >> CAS DataBase List >>(±)-13-ethyl-3-methoxy-18,19-dinor-17alpha-pregna-2,5(10)-dien-20-yn-17-ol

(±)-13-ethyl-3-methoxy-18,19-dinor-17alpha-pregna-2,5(10)-dien-20-yn-17-ol

(±)-13-ethyl-3-methoxy-18,19-dinor-17alpha-pregna-2,5(10)-dien-20-yn-17-ol Structure
(±)-13-ethyl-3-methoxy-18,19-dinor-17alpha-pregna-2,5(10)-dien-20-yn-17-ol structure
CAS No.
799-43-9
Chemical Name:
(±)-13-ethyl-3-methoxy-18,19-dinor-17alpha-pregna-2,5(10)-dien-20-yn-17-ol
Synonyms
Einecs 212-350-3;Levonorgestrel IMpurity T;Levonorgestrel Impurity 20（Levonorgestrel EP Impurity T）;13-Ethyl-3-methoxy-18,19-dinorpregna-2,5(10)-dien-20-yn-17-ol;(17α)-13-Ethyl-3-methoxy-18,19-dinorpregna-2,5(10)-dien-20-yn-17-ol;(1)-13-Ethyl-3-methoxy-18,19-dinor-17alpha-pregna-2,5(10)-dien-20-yn-17-ol;"(17a)-(+/-)-13-Ethyl-3-methoxy-18,19-dinorpregna-2,5(10)-dien-20-yn-17-ol";18,19-Dinorpregna-2,5(10)-dien-20-yn-17-ol, 13-ethyl-3-methoxy-, (17α)-(±)- (9CI);(17α)-(±)-13-Ethyl-3-Methoxy-18,19-dinorpregna-2,5(10)-dien-20-yn-17-ol (Levonorgestrel IMpurity T);(8S,9S,13S,14S,17S)-13-ethyl-17-ethynyl-3-methoxy-4,6,7,8,9,11,12,14,15,16-decahydro-1H-cyclopenta[a]phenanthren-17-ol
CBNumber:
CB5881129
Molecular Formula:
C22H30O2
Molecular Weight:
326.48
MDL Number:
MFCD18803652
MOL File:
799-43-9.mol
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(±)-13-ethyl-3-methoxy-18,19-dinor-17alpha-pregna-2,5(10)-dien-20-yn-17-ol Properties

Melting point 130-136 °C
Boiling point 462.8±45.0 °C(Predicted)
Density 1.11±0.1 g/cm3(Predicted)
pka 13.08±0.60(Predicted)

(±)-13-ethyl-3-methoxy-18,19-dinor-17alpha-pregna-2,5(10)-dien-20-yn-17-ol price

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
TRC E926664 13-Ethyl-3-methoxy-18,19-dinorpregna-2,5(10)-dien-20-yn-17-ol 799-43-9 10mg $1815 2021-12-16 Buy
Product number Packaging Price Buy
E926664 10mg $1815 Buy

(±)-13-ethyl-3-methoxy-18,19-dinor-17alpha-pregna-2,5(10)-dien-20-yn-17-ol Chemical Properties,Uses,Production

Uses

13-Ethyl-3-methoxy-18,19-dinorpregna-2,5(10)-dien-20-yn-17-ol is a steroid used in the synthesis of other steroid hormones.

Uses

An impurity from the synthesis of Levonorgestrel (N689510), an oral contraceptive.

(±)-13-ethyl-3-methoxy-18,19-dinor-17alpha-pregna-2,5(10)-dien-20-yn-17-ol Preparation Products And Raw materials

Raw materials

Preparation Products

(±)-13-ethyl-3-methoxy-18,19-dinor-17alpha-pregna-2,5(10)-dien-20-yn-17-ol Suppliers

Global( 21)Suppliers
Supplier Tel Email Country ProdList Advantage
Standardpharm Co. Ltd. 		86-714-3992388 overseasales1@yongstandards.com United States 14332 58
Hu Bei Jiutian Bio-medical Technology CO.,Ltd 		027-88013699 17354350817 Ryan@jiutian-bio.com China 6001 58
China National Standard Pharmaceutical Corporation Limited 		+8615391658522 overseasales@yongstandards.com China 11922 58
J & K SCIENTIFIC LTD. 010-82848833 400-666-7788 jkinfo@jkchemical.com China 94657 76
BOC Sciences 1-631-485-4226; 16314854226 info@bocsci.com United States 14055 65
Shanghai TaoSu Biochemical Technology Co., Ltd. 021-33632979 info@tsbiochem.com China 8065 58
Shanghai Kewel Chemical Co., Ltd. 021-64609169 18901607656 greensnown@163.com China 9906 50
BOC Sciences 16314854226 info@bocsci.com United States 9923 65
Shenzhen Polymeri Biochemical Technology Co., Ltd. +86-400-002-6226 +86-13028896684; sales@rrkchem.com China 57412 58
TOSUN PHARM 020-61855200 13326451905 260366801@qq.com China 7781 58
Supplier Advantage
Standardpharm Co. Ltd. 		58
Hu Bei Jiutian Bio-medical Technology CO.,Ltd 		58
China National Standard Pharmaceutical Corporation Limited 		58
J & K SCIENTIFIC LTD. 76
BOC Sciences 65
Shanghai TaoSu Biochemical Technology Co., Ltd. 58
Shanghai Kewel Chemical Co., Ltd. 50
BOC Sciences 65
Shenzhen Polymeri Biochemical Technology Co., Ltd. 58
TOSUN PHARM 58

799-43-9((±)-13-ethyl-3-methoxy-18,19-dinor-17alpha-pregna-2,5(10)-dien-20-yn-17-ol)Related Search:

(9R,10R,13S,17R)-13-ethyl-17-ethynyl-17-hydroxy-1,2,6,7,9,10,11,12,15,16-decahydrocyclopenta[a]phenanthren-3-one (5α,17α)-13-Ethyl-17-hydroxy-5-Methoxy-18,19-dinorpregn-20-yn-3-one Levonorgestrel IMpurity N 6α-Hydroxy Norgestrel 13-Ethyl-3-ethynyl-18,19-dinor-17α-pregna-3,5-dien-20-yn-17-ol (Levo Norgestrel Impurity)
EP Levonorgestrel Impurity D Levonorgestrel Sulfate Sodium Salt (±)-13-ethyl-3-methoxygona-2,5(10)-dien-17beta-ol 6-Oxo D-(-)-Norgestrel 5(6)-Dehydro-4(5)-dihydro D-(-)-Norgestrel
(17α)-13-Ethyl-3-methoxy-18,19-dinorpregna-3,5-dien-20-yn-17-ol Levonorgestrel

1of3

(1)-13-Ethyl-3-methoxy-18,19-dinor-17alpha-pregna-2,5(10)-dien-20-yn-17-ol Einecs 212-350-3 Levonorgestrel IMpurity T (17α)-(±)-13-Ethyl-3-Methoxy-18,19-dinorpregna-2,5(10)-dien-20-yn-17-ol (Levonorgestrel IMpurity T) 13-Ethyl-17-ethynyl-3-methoxy-4,6,7,8,9,11,12,13,14,15,16,17-dode cahydro-1H-cyclopenta[a]phenanthren-17-ol (non-preferred name) Levonorgestrel Impurity 20（Levonorgestrel EP Impurity T） 18,19-Dinorpregna-2,5(10)-dien-20-yn-17-ol, 13-ethyl-3-methoxy-, (17α)-(±)- (9CI) 13-Ethyl-3-methoxy-18,19-dinorpregna-2,5(10)-dien-20-yn-17-ol "(17a)-(+/-)-13-Ethyl-3-methoxy-18,19-dinorpregna-2,5(10)-dien-20-yn-17-ol" (17α)-13-Ethyl-3-methoxy-18,19-dinorpregna-2,5(10)-dien-20-yn-17-ol (8S,9S,13S,14S,17S)-13-ethyl-17-ethynyl-3-methoxy-4,6,7,8,9,11,12,14,15,16-decahydro-1H-cyclopenta[a]phenanthren-17-ol 799-43-9 Impurities, Pharmaceuticals, Intermediates & Fine Chemicals, Steroids