- (7a,17a)-17-Hydroxy-3-oxo-pregna-4,9(11)-diene-7,21-dicarboxylicacid g-lactone methyl ester
- (7a,17b)-7-(9-Bromononyl)estra-1,3,5(10)-triene-3,17-diol
- (7a,17b)-7-(9-Bromononyl)-estra-1,3,5(10)-triene-3,17-diol 17-acetate
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Cas Database |
| Name |
(7a,17b)-7-(9-Bromononyl)estra-1,3,5(10)-triene-3,17-diol |
EINECS | 682-386-6 |
| CAS No. | 875573-67-4 | Density | 1.196 |
| PSA | 40.46000 | LogP | 7.35100 |
| Solubility | N/A | Melting Point |
N/A |
| Formula | C27H41BrO2 | Boiling Point | 586.1±50.0 °C(Predicted) |
| Molecular Weight | 477.525 | Flash Point | N/A |
| Transport Information | N/A | Appearance | Off-white crystal powder |
| Safety | Risk Codes | N/A | |
| Molecular Structure |
|
Hazard Symbols | N/A |
| Synonyms |
(7α,17β)-7-(9-bromononyl)estra-1,3,5(2)-triene-3,17-diol;(7alpha,17beta)-7-(9-bromononyl)estra-1,3,5(2)-triene-3,17-diol; |
Article Data | 3 |
(7a,17b)-7-(9-Bromononyl)estra-1,3,5(10)-triene-3,17-diol Synthetic route
- 875573-66-3
(+)-(7α)-[9-bromononyl]estra-1,3,5(10)-triene-3-ol-17β-yl acetate
- 875573-67-4
7α-(9-bromononyl)estra-1,3,5(10)-triene-3,17β-diol
| Conditions | Yield |
|---|---|
| With methanol; water; hydrogen bromide at 60℃; for 0.8h; | |
| With hydrogen bromide In methanol at 60℃; for 2h; Temperature; | 4.3 g |
| With hydrogen bromide In methanol for 3h; Reflux; Large scale; | 4.8 kg |
- 55362-80-6
9-bromononan-1-ol
- 875573-67-4
7α-(9-bromononyl)estra-1,3,5(10)-triene-3,17β-diol
| Conditions | Yield |
|---|---|
| Multi-step reaction with 5 steps 1.1: 1H-imidazole; formaldehyd / toluene / 5 h / 0 - 5 °C / Large scale 2.1: magnesium / tetrahydrofuran / 4.33 h / 50 - 65 °C / Inert atmosphere; Large scale 2.2: 1 h / -30 - -15 °C / Inert atmosphere; Large scale 3.1: triphenylphosphine; bromine / dichloromethane / 3 h / -10 - 25 °C / Inert atmosphere; Large scale 4.1: copper(ll) bromide; lithium bromide / acetonitrile / 3 h / 20 °C / Large scale 5.1: hydrogen bromide / methanol / 3 h / Reflux; Large scale View Scheme |
- 149051-24-1
ω-bromononanyl dimethyl-tert-butylsilyl ether
- 875573-67-4
7α-(9-bromononyl)estra-1,3,5(10)-triene-3,17β-diol
| Conditions | Yield |
|---|---|
| Multi-step reaction with 4 steps 1.1: magnesium / tetrahydrofuran / 4.33 h / 50 - 65 °C / Inert atmosphere; Large scale 1.2: 1 h / -30 - -15 °C / Inert atmosphere; Large scale 2.1: triphenylphosphine; bromine / dichloromethane / 3 h / -10 - 25 °C / Inert atmosphere; Large scale 3.1: copper(ll) bromide; lithium bromide / acetonitrile / 3 h / 20 °C / Large scale 4.1: hydrogen bromide / methanol / 3 h / Reflux; Large scale View Scheme |
- 875573-60-7
7α-[9-(tert-butyldimethylsiloxy)nonyl]estr-4-ene-17β-acetate-3-one
- 875573-67-4
7α-(9-bromononyl)estra-1,3,5(10)-triene-3,17β-diol
| Conditions | Yield |
|---|---|
| Multi-step reaction with 3 steps 1: triphenylphosphine; bromine / dichloromethane / 3 h / -10 - 25 °C / Inert atmosphere; Large scale 2: copper(ll) bromide; lithium bromide / acetonitrile / 3 h / 20 °C / Large scale 3: hydrogen bromide / methanol / 3 h / Reflux; Large scale View Scheme |
- 875573-63-0
(+)-3-oxo-(7α)-[9-bromononyl]estr-4-en-17β-ylacetate
- 875573-67-4
7α-(9-bromononyl)estra-1,3,5(10)-triene-3,17β-diol
| Conditions | Yield |
|---|---|
| Multi-step reaction with 2 steps 1: copper(ll) bromide; lithium bromide / acetonitrile / 3 h / 20 °C / Large scale 2: hydrogen bromide / methanol / 3 h / Reflux; Large scale View Scheme |
- 875573-67-4
7α-(9-bromononyl)estra-1,3,5(10)-triene-3,17β-diol
- 153004-31-0
(+)-(7α)-[9-(4,4,5,5,5-pentafluoropentylsulfanyl)nonyl]estra-1,3,5(10)-triene-3,17β-diol
| Conditions | Yield |
|---|---|
| With sodium hydroxide In water; N,N-dimethyl-formamide at 0 - 15℃; for 1.5h; Large scale; | 100% |
- 875573-67-4
7α-(9-bromononyl)estra-1,3,5(10)-triene-3,17β-diol
- 148757-88-4
4,4,5,5,5-pentafluoro-1-pentanethiol
- 153004-31-0
(+)-(7α)-[9-(4,4,5,5,5-pentafluoropentylsulfanyl)nonyl]estra-1,3,5(10)-triene-3,17β-diol
| Conditions | Yield |
|---|---|
| With sodium hydroxide In N,N-dimethyl acetamide; water for 1h; Product distribution / selectivity; |
| Conditions | Yield |
|---|---|
| In N,N-dimethyl acetamide at 80℃; for 16h; |
(7a,17b)-7-(9-Bromononyl)estra-1,3,5(10)-triene-3,17-diol Chemical Properties
Appearance of Estra-1,3,5(10)-triene-3,17-diol, 7-(9-bromononyl)-, (7a,17b)- (9CI) (CAS NO.875573-67-4): Off-white crystal powder
(7a,17b)-7-(9-Bromononyl)estra-1,3,5(10)-triene-3,17-diol Uses
Estra-1,3,5(10)-triene-3,17-diol, 7-(9-bromononyl)-, (7a,17b)- (9CI) (CAS NO.875573-67-4) can be used to produce Fulvestrant .
(7a,17b)-7-(9-Bromononyl)estra-1,3,5(10)-triene-3,17-diol Specification
Estra-1,3,5(10)-triene-3,17-diol, 7-(9-bromononyl)-, (7a,17b)- (9CI) , its cas register number 875573-67-4. It also can be called (7α,17β)-7-(9-bromononyl)estra-1,3,5(2)-triene-3,17-diol ; and (7alpha,17beta)-7-(9-bromononyl)estra-1,3,5(2)-triene-3,17-diol . It should be stored in cool and dry area.
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