5(6)-Dehydro-4(5)-dihydro D-(-)-Norgestrel

5(6)-Dehydro-4(5)-dihydro D-(-)-Norgestrel Structure
CAS No.
100021-05-4
Chemical Name:
5(6)-Dehydro-4(5)-dihydro D-(-)-Norgestrel
Synonyms
DELTA-5(6)-LEVONORGESTREL;Levonorgestrel IMpurity P;Levonorgestrel EP impurity P;5(6)-Dehydro-4(5)-dihydro D-(-)-Norgestrel;5(6)-Dehydro-4(5)-dihydro D-(-)-Norgestrel (~90%);Levonorgestrel Impurity 16(Levonorgestrel EP Impurity P);13-Ethyl-17-hydroxy-18,19-dinor-17α-pregn-5-en-20-yn-3-one;(17a)-13-Ethyl-17-hydroxy-18,19-dinorpregn-5-en-20-yn-3-one;(17α)-13-Ethyl-17-hydroxy-18,19-dinorpregn-5-en-20-yn-3-one;(17alpha)-13-Ethyl-17-hydroxy-18,19-dinorpregn-5-en-20-yn-3-one
CBNumber:
CB12543409
Molecular Formula:
C21H28O2
Molecular Weight:
312.45
MOL File:
100021-05-4.mol
MSDS File:
SDS
Modify Date:
2023/4/23 13:52:06

5(6)-Dehydro-4(5)-dihydro D-(-)-Norgestrel Properties

Melting point >189°C (dec.)
Boiling point 451.8±45.0 °C(Predicted)
Density 1.13±0.1 g/cm3(Predicted)
storage temp. Amber Vial, -20°C Freezer, Under Inert Atmosphere
solubility Chloroform (Slightly), DMSO (Slightly), Methanol (Slightly)
pka 13.10±0.40(Predicted)
form Solid
color White to Off-White

5(6)-Dehydro-4(5)-dihydro D-(-)-Norgestrel Chemical Properties,Uses,Production

Uses

5(6)-Dehydro-4(5)-dihydro D-(-)-Norgestrel (Levonorgestrel EP Impurity P) is a Norgestrel (N689500) impurity.

5(6)-Dehydro-4(5)-dihydro D-(-)-Norgestrel Preparation Products And Raw materials

Raw materials

Preparation Products

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5(6)-Dehydro-4(5)-dihydro D-(-)-Norgestrel (17alpha)-13-Ethyl-17-hydroxy-18,19-dinorpregn-5-en-20-yn-3-one (17α)-13-Ethyl-17-hydroxy-18,19-dinorpregn-5-en-20-yn-3-one Levonorgestrel IMpurity P 5(6)-Dehydro-4(5)-dihydro D-(-)-Norgestrel (~90%) Levonorgestrel EP impurity P (17a)-13-Ethyl-17-hydroxy-18,19-dinorpregn-5-en-20-yn-3-one Levonorgestrel Impurity 16(Levonorgestrel EP Impurity P) (8R,9S,10R,13R,14S,17R)-13-ethyl-17-ethynyl-17-hydroxy-1,2,4,7,8,9,10,11,12,14,15,16-dodecahydrocyclopenta[a]phenanthren-3-one 18,19-Dinorpregn-5-en-20-yn-3-one, 13-ethyl-17-hydroxy-, (17α)- (9CI) DELTA-5(6)-LEVONORGESTREL 13-Ethyl-17-hydroxy-18,19-dinor-17α-pregn-5-en-20-yn-3-one 100021-05-4 Impurities Intermediates & Fine Chemicals Pharmaceuticals Steroids