Products Categories
CAS No.: | 604-82-0 |
---|---|
Name: | (4aS,4bR,10bS,12aS)-8-hydroxy-12a-methyl-3,4,4a,4b,5,6,10b,11,12,12a-decahydro-2H-naphtho[2,1-f]chromen-2-one |
Article Data: | 8 |
Molecular Structure: | |
Formula: | C18H22O3 |
Molecular Weight: | 286.371 |
Synonyms: | 3-Hydroxy-17a-oxa-D-homo-oestra-1,3,5(10)-trien-17-on;3-Hydroxy-D-homo-17a-oxaestra-1,3,5(10)-trien-17-one;3-hydroxy-17a-oxa-D-homo-estra-1,3,5(10)-trien-17-one;estrololactone;(4as,4br,10bs,12as)-8-hydroxy-12a-methyl-3,4,4a,4b,5,6,10b,11,12,12a-decahydro-2h-naphtho[2,1-f]chromen-2-one;oestralactone; |
Density: | 1.188g/cm3 |
Boiling Point: | 496.5°Cat760mmHg |
Flash Point: | 210.7°C |
PSA: | 46.53000 |
LogP: | 3.54390 |
Estrone
(4aS,4bR,10bS,12aS)-8-hydroxy-12a-methyl-3,4,4a,4b,5,6,10b,11,12,12a-decahydro-2H-naphtho[2,1-f]chromen-2-one
Conditions | Yield |
---|---|
With calcium tetrakis(pentafluorophenyl)borate undecahydrate; dihydrogen peroxide; oxalic acid In 1,2-dichloro-ethane at 50℃; for 4h; Baeyer-Villiger Ketone Oxidation; regioselective reaction; | 88% |
(4aS,4bR,10bS,12aS)-8-hydroxy-12a-methyl-3,4,4a,4b,5,6,10b,11,12,12a-decahydro-2H-naphtho[2,1-f]chromen-2-one
Conditions | Yield |
---|---|
With hydrogenchloride | 84% |
3-acetoxy-17a-oxa-D-homo-estra-1,3,5(10)-trien-17-one
(4aS,4bR,10bS,12aS)-8-hydroxy-12a-methyl-3,4,4a,4b,5,6,10b,11,12,12a-decahydro-2H-naphtho[2,1-f]chromen-2-one
Conditions | Yield |
---|---|
With sodium hydroxide Behandeln der Reaktionsloesung mit Kohlendioxid und anschliessendes Ansaeuern mit wss. Salzsaeure; |
(4aS,4bR,10bS,12aS)-8-hydroxy-12a-methyl-3,4,4a,4b,5,6,10b,11,12,12a-decahydro-2H-naphtho[2,1-f]chromen-2-one
Conditions | Yield |
---|---|
With sodium hydroxide; dihydrogen peroxide Ansaeuern des Reaktionsgemisches mit wss. Salzsaeure; |
A
(4aS,4bR,10bS,12aS)-8-hydroxy-12a-methyl-3,4,4a,4b,5,6,10b,11,12,12a-decahydro-2H-naphtho[2,1-f]chromen-2-one
Conditions | Yield |
---|---|
With toluene Erwaermen des Reaktionsgemisches mit wss.-methanol. Natronlauge und anschliessendes Ansaeuern mit wss. Salzsaeure; |
A
(4aS,4bR,10bS,12aS)-8-hydroxy-12a-methyl-3,4,4a,4b,5,6,10b,11,12,12a-decahydro-2H-naphtho[2,1-f]chromen-2-one
B
3-hydroxy-17a-oxa-D-homo-13α-estra-1,3,5(10)-trien-17-one
Conditions | Yield |
---|---|
With toluene Erwaermen des Reaktionsgemisches mit wss.-methanol. Natronlauge und anschliessendes Ansaeuern mit wss. Salzsaeure; |
estrone acetate
(4aS,4bR,10bS,12aS)-8-hydroxy-12a-methyl-3,4,4a,4b,5,6,10b,11,12,12a-decahydro-2H-naphtho[2,1-f]chromen-2-one
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: acetic acid; aqueous hydrogen peroxide / unter Lichtausschluss 2: aqueous methanol. NaOH-solution / Behandeln der Reaktionsloesung mit Kohlendioxid und anschliessendes Ansaeuern mit wss. Salzsaeure View Scheme |
(4aS,4bR,10bS,12aS)-8-hydroxy-12a-methyl-3,4,4a,4b,5,6,10b,11,12,12a-decahydro-2H-naphtho[2,1-f]chromen-2-one
Conditions | Yield |
---|---|
With sulphamoyl chloride In N,N-dimethyl acetamide at 0 - 20℃; for 6h; sulfamoylation; | 89% |
With sulphamoyl chloride; sodium hydride In DMF (N,N-dimethyl-formamide); toluene at 20℃; | 54% |
(4aS,4bR,10bS,12aS)-8-hydroxy-12a-methyl-3,4,4a,4b,5,6,10b,11,12,12a-decahydro-2H-naphtho[2,1-f]chromen-2-one
formic acid ethyl ester
3-hydroxy-16-(hydroxymethylene)-17-oxo-17a-oxa-D-homo-estra-1,3,5(10)-triene
Conditions | Yield |
---|---|
In N,N-dimethyl-formamide | 76% |
benzoyl chloride
(4aS,4bR,10bS,12aS)-8-hydroxy-12a-methyl-3,4,4a,4b,5,6,10b,11,12,12a-decahydro-2H-naphtho[2,1-f]chromen-2-one
Conditions | Yield |
---|---|
With pyridine |