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左炔诺孕酮杂质B(EP)

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

CAS: 19914-67-1

Molecular Formula: C21H28O2

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左炔诺孕酮杂质B(EP) - Names and Identifiers

Name 13-Ethyl-17-hydroxy-18,19-dinorpregn-5(10)-en-20-yn-3-one
Synonyms EP Levonorgestrel Impurity B
Levonorgestrel EP impurity B
13-Ethyl-17a-ethynyl-17-hydroxygon-5(10)-en-3-one
17-Ethinyl-17-hydroxy-18-methylestr-5(10)-en-3-one
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(Levo Norgestrel Impurity)
13-Ethyl-17-hydroxy-18,19-dinor-17a-pregn-5(10)-en-20-yn-3-one(Levonorgestrel Impurity B)
13-Ethyl-17-hydroxy-18,19-dinor-17α-pregn-5(10)-en-20-yn-3-one(Levonorgestrel Impurity B)
CAS 19914-67-1

左炔诺孕酮杂质B(EP) - Physico-chemical Properties

Molecular FormulaC21H28O2
Molar Mass312.45
Density1.14±0.1 g/cm3(Predicted)
Melting Point169-171?C
Boling Point454.0±45.0 °C(Predicted)
Appearanceneat
pKa13.10±0.40(Predicted)
Storage ConditionRefrigerator
左炔诺孕酮杂质B(EP)
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左炔诺孕酮杂质B(EP)
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叔-丁基 6-溴-1-氧亚基-1,3-二氢螺[茚并-2,4-哌啶]-1-甲酸基酯
7-Oxabicyclo[4.1.0]hept-3-ylmethyl acrylate
R-(+)-2-(4-Hydroxyphenoxy) propionic acid
BENZAMIDE, N-[(1,2-DIHYDRO-4,6-DIMETHYL-2-OXO-3-PYRIDINYL)METHYL]-2,4-DIMETHYL-
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