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

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Products Intro: Product Name:Levonorgestrel EP Impurity B
CAS:19914-67-1
Purity:0.99 Package:10mg;25mg;50mg;100mg
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Products Intro: Product Name:13-Ethyl-17-hydroxy-18,19-dinorpregn-5(10)-en-20-yn-3-one
CAS:19914-67-1
Purity:95%~99.99% heidi@coreychem.com Package:1KG;2.8USD
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Products Intro: Product Name:13-Ethyl-17-hydroxy-18,19-dinorpregn-5(10)-en-20-yn-3-one
CAS:19914-67-1
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Products Intro: Product Name:13-ethyl-17-hydroxy-18,19-dinor-17a-pregn-5(10)-en-20-yn-3-one
CAS:19914-67-1
Purity:96.1% Package:25mg,50mg,100mg
Company Name: China National Standard Pharmaceutical Corporation Limited
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Products Intro: Product Name:Levonorgestrel Impurity 2（Levonorgestrel EP Impurity B）
CAS:19914-67-1
Purity:0.95 Package:Vials
13-Ethyl-17-hydroxy-18,19-dinorpregn-5(10)-en-20-yn-3-one Basic information
Product Name:13-Ethyl-17-hydroxy-18,19-dinorpregn-5(10)-en-20-yn-3-one
Synonyms: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
CAS:19914-67-1
MF:C21H28O2
MW:312.45
EINECS:
Product Categories:Impurities, Pharmaceuticals, Intermediates & Fine Chemicals, Steroids;Impurities;Intermediates & Fine Chemicals;Pharmaceuticals;Steroids
Mol File:19914-67-1.mol
13-Ethyl-17-hydroxy-18,19-dinorpregn-5(10)-en-20-yn-3-one Structure
13-Ethyl-17-hydroxy-18,19-dinorpregn-5(10)-en-20-yn-3-one Chemical 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)
pka13.10±0.40(Predicted)
Safety Information
MSDS Information
13-Ethyl-17-hydroxy-18,19-dinorpregn-5(10)-en-20-yn-3-one Usage And Synthesis
Chemical PropertiesWhite Solid
UsesEP Levonorgestrel impurity B
13-Ethyl-17-hydroxy-18,19-dinorpregn-5(10)-en-20-yn-3-one Preparation Products And Raw materials
Tag:13-Ethyl-17-hydroxy-18,19-dinorpregn-5(10)-en-20-yn-3-one(19914-67-1) Related Product Information
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