52749-50-5
52749-50-5 structure
- Name: 8-HYDROXY-3,4-DIHYDRO-2-QUINOLINONE
- Chemical Name: 8-hydroxy-3,4-dihydro-1H-quinolin-2-one
- CAS Number: 52749-50-5
- Molecular Formula: C9H9NO2
- Molecular Weight: 163.173
- Create Date: 2018-12-25 15:55:22
- Modify Date: 2026-07-05 17:22:01
| Name | 8-hydroxy-3,4-dihydro-1H-quinolin-2-one |
|---|---|
| Synonyms |
ipiprazole Impurity 5
ipiprazole impurities1789 8-hydroxy-1,2,3,4-tetrahydroquinolin-2-one 8-hydroxy-2-oxo-1,2,3,4-tetrahydroquinoline ipiprazole Impurity:3,4-Dihydro-8-hydroxyquinolin-2(1H)-one 3,4-Dihydro-8-hydroxy-2(1H)-quinolinone ipiprazoleImpurityA 2(1H)-Quinolinone, 3,4-dihydro-8-hydroxy 8-Hydroxy-3,4-dihydroquinolin-2(1H) 8-Hydroxy-3,4-dihydrocbostyril N1-(2-chloroethyl)-N2-(2,3-dichlorophenyl)ethane-1,2-diamine 8-Hydroxy-2(1H)-3,4-dihydroquinolinone Brexpiprazole Impurity 71 8-Hydroxy-3,4-dihydroquinolin-2(1H)-one 8-Hydroxy-3,4-dihydrocarbostyril 8-Hydroxy-3,4-dihydro-2(1H)-quinolinone 8-hydroxy-3,4-dihydroquinolin-2(1H)-one 8-Hydroxy-3,4-dihydro-2-quinolinone Brexpiprazole Dimer Impurity 15 |
| Density | 1.3±0.1 g/cm3 |
|---|---|
| Boiling Point | 381.9±42.0 °C at 760 mmHg |
| Molecular Formula | C9H9NO2 |
| Molecular Weight | 163.173 |
| Flash Point | 184.8±27.9 °C |
| Exact Mass | 163.063324 |
| PSA | 49.33000 |
| LogP | 0.98 |
| Vapour Pressure | 0.0±0.9 mmHg at 25°C |
| Index of Refraction | 1.604 |
| HS Code | 2933790090 |
|---|
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~48%
52749-50-5 |
| Literature: ASTRAZENECA AB Patent: WO2005/54249 A1, 2005 ; Location in patent: Page/Page column 21 ; WO 2005/054249 A1 |
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52749-50-5 |
| Literature: Cavallito; Haskell Journal of the American Chemical Society, 1944 , vol. 66, p. 1166,1168 |
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52749-50-5 |
| Literature: Pai; Samel Asian Journal of Chemistry, 2011 , vol. 23, # 4 p. 1655 - 1660 |
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52749-50-5 |
| Literature: Pai; Samel Asian Journal of Chemistry, 2011 , vol. 23, # 4 p. 1655 - 1660 |
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52749-50-5 |
| Literature: Sidhu et al. Justus Liebigs Annalen der Chemie, 1959 , vol. 627, p. 224,225 |
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52749-50-5 |
| Literature: Sidhu et al. Justus Liebigs Annalen der Chemie, 1959 , vol. 627, p. 224,225 |
| Precursor 6 | |
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| DownStream 1 | |
| HS Code | 2933790090 |
|---|---|
| Summary | 2933790090. other lactams. VAT:17.0%. Tax rebate rate:9.0%. . MFN tariff:9.0%. General tariff:20.0% |