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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)
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 Formula
C21H28O2
Molar Mass
312.45
Density
1.14±0.1 g/cm3(Predicted)
Melting Point
169-171?C
Boling Point
454.0±45.0 °C(Predicted)
Appearance
neat
pKa
13.10±0.40(Predicted)
Storage Condition
Refrigerator
左炔诺孕酮杂质B(EP) structural formula
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左炔诺孕酮杂质B(EP)
METHYL 3-AMINO-5-(PENTAFLUOROETHYL)BENZOATE
马尿酰-组氨酰-亮氨酸
2-氨基-3-(1H-吡咯-3-基)丙酸
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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