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13-Ethyl-17-hydroxy-18,19-dinorpregn-5(10)-en-20-yn-3-one

13-Ethyl-17-hydroxy-18,19-dinorpregn-5(10)-en-20-yn-3-one Structure
CAS No.
19914-67-1
Chemical Name:
13-Ethyl-17-hydroxy-18,19-dinorpregn-5(10)-en-20-yn-3-one
Synonyms
Levonorgestrel EP IMP B;EP Levonorgestrel Impurity B;Levonorgestrel EP impurity B;13-Ethyl-17α-ethynyl-17-hydroxygon-5(10)-en-3-one;13-Ethyl-17a-ethynyl-17-hydroxygon-5(10)-en-3-one;17-Ethinyl-17-hydroxy-18-methylestr-5(10)-en-3-one;Levonorgestrel Impurity 2（Levonorgestrel EP Impurity B）;13-Ethyl-17-hydroxy-18,19-dinorpregn-5(10)-en-20-yn-3-one;13-ethyl-17-hydroxy-18,19-dinor-17α-pregn-5(10)-en-20-yn-3-one;13-Ethyl-17-hydroxy-18,19-dinor-17α-pregn-5(10)-en-20-yn-3-one
CBNumber:
CB41453106
Molecular Formula:
C21H28O2
Molecular Weight:
312.45
MOL File:
19914-67-1.mol
Modify Date:
2023/5/15 10:43:27
Request For Quotation

13-Ethyl-17-hydroxy-18,19-dinorpregn-5(10)-en-20-yn-3-one Properties

Melting point 169-171?C
Boiling point 454.0±45.0 °C(Predicted)
Density 1.14±0.1 g/cm3(Predicted)
storage temp. Refrigerator
solubility Chloroform (Slightly), Methanol (Slightly)
pka 13.10±0.40(Predicted)

13-Ethyl-17-hydroxy-18,19-dinorpregn-5(10)-en-20-yn-3-one Chemical Properties,Uses,Production

Chemical Properties

White Solid

Uses

EP Levonorgestrel impurity B

13-Ethyl-17-hydroxy-18,19-dinorpregn-5(10)-en-20-yn-3-one Preparation Products And Raw materials

Raw materials

1-Naphthol Acetylacetone Vinyl bromide

Preparation Products

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19914-67-1(13-Ethyl-17-hydroxy-18,19-dinorpregn-5(10)-en-20-yn-3-one)Related Search:

Levonorgestrel EP Levonorgestrel Impurity D D-Ethylgonendione 6β-Hydroxy Norgestrel (±)-13-ethyl-3-methoxygona-2,5(10)-dien-17beta-ol
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) 13-ethyl-3-methoxy-18,19-dinor-17alpha-pregna-2,5(10)-dien-20-yn-17-ol 18-Methyl Mestranol
(17α)-13-Ethyl-3-methoxy-18,19-dinorpregna-3,5-dien-20-yn-17-ol Norethindrone 6-Oxo D-(-)-Norgestrel 5(6)-Dehydro-4(5)-dihydro D-(-)-Norgestrel Levonorgestrel EP Impurity I
18-Methyl Nandrolone Methoxydienone Δ5(10),6,8(9)-D-(-)-Norgestrel
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13-Ethyl-17-hydroxy-18,19-dinorpregn-5(10)-en-20-yn-3-one 17-Ethinyl-17-hydroxy-18-methylestr-5(10)-en-3-one 13-Ethyl-17-hydroxy-18,19-dinor-17α-pregn-5(10)-en-20-yn-3-one(Levonorgestrel Impurity B) 13-Ethyl-17a-ethynyl-17-hydroxygon-5(10)-en-3-one 13-Ethyl-17-hydroxy-18,19-dinor-17a-pregn-5(10)-en-20-yn-3-one(Levonorgestrel Impurity B) EP Levonorgestrel Impurity B 13-Ethyl-17-hydroxy-18,19-dinor-17α-pregn-5(10)-en-20-yn-3-one (Levo Norgestrel Impurity) 13-ethyl-17-hydroxy-18,19-dinor-17α-pregn-5(10)-en-20-yn-3-one (17α)-13-Ethyl-17-hydroxy-18,19-dinorpregn-5(10)-en-20-yn-3-one 13-Ethyl-17α-ethynyl-17-hydroxygon-5(10)-en-3-one 13-Ethyl-17-hydroxy-18,19-dinor-17a-pregn-5(10)-en-20-yn-3-one (Levo Norgestrel IMpurity) Levonorgestrel EP impurity B 13-Ethyl-17-hydroxy-18,19-dinor-17a-pregn-5(10)-en-20-yn-3-one - EP Levonorgestrel Impurity 2（Levonorgestrel EP Impurity B） Levonorgestrel EP IMP B 18,19-Dinorpregn-5(10)-en-20-yn-3-one, 13-ethyl-17-hydroxy-, (17α)- 13-Ethyl-17-hydroxy-18,19-dinor-17α-pregn-5(10)-en-20-yn-3-one (Levo Norgestrel Impurity) 13-Ethyl-17-hydroxy-18,19-dinor-17α-pregn-5(10)-en-20-yn-3-one 13-ethyl-17-hydroxy-18,19-dinor-17a-pregn-5(10)-en-20-yn-3-one (8R,9S,13S,14S,17R)-13-Ethyl-17-ethynyl-17-hydroxy-4,6,7,8,9,11,12,13,14,15,16,17-dodecahydro-1H-cyclopenta[a]phenanthren-3(2H)-one (Levonorgestrel Impurity) 18,19-Dinorpregn-5(10)-en-20-yn-3-one,13-ethyl-17-hydroxy-, (17a)- (9CI) 19914-67-1 Impurities, Pharmaceuticals, Intermediates & Fine Chemicals, Steroids Impurities Intermediates & Fine Chemicals Pharmaceuticals Steroids