1677-46-9
1677-46-9 structure
- Name: 4-Hydroxy-1-Methyl-2-quinolone
- Chemical Name: 4-hydroxy-1-methylquinolin-2-one
- CAS Number: 1677-46-9
- Molecular Formula: C10H9NO2
- Molecular Weight: 175.184
- Catalog: Pharmaceutical intermediate Heterocyclic compound Quinoline compound
- Create Date: 2018-05-09 08:00:00
- Modify Date: 2025-08-28 11:18:51
| Name | 4-hydroxy-1-methylquinolin-2-one |
|---|---|
| Synonyms |
4-hydroxy-1-methyl-1,2-dihydro-2-quinolinone
1-methyl-4-hydroxy-2(1H)-quinolinone 4-Hydroxy-1-methyl-2-quinolone 4-Hydroxy-1-methyl-2(1H)-quinolinone 4-Hydroxy-N-methylcarbostyril N-methyl-4-hydroxyquinolin-2(1H)-one EINECS 216-830-3 1-methyl-4-hydroxyquinolin-2(1H)-one 4-Hydroxy-1-methyl-2(1H)-quinolone 4-hydroxy-1-methylquinolin-2(1H)-one 4-hydroxy-1-methyl-2-quinolinone 4-Hydroxy-1-methylcarbostyril 2(1H)-Quinolinone,4-hydroxy-1-methyl 1-Methyl-4-hydroxycarbostyril CARBOSTYRIL,4-HYDROXY-1-METHYL 4-Hydroxy-1-methyl-1H-quinolin-2-one MFCD00024052 1,2-dihydro-4-hydroxy-N-methylquinolin-2-one 2(1H)-Quinolinone, 4-hydroxy-1-methyl- |
| Density | 1.3±0.1 g/cm3 |
|---|---|
| Boiling Point | 297.6±40.0 °C at 760 mmHg |
| Melting Point | 269-271 °C(lit.) |
| Molecular Formula | C10H9NO2 |
| Molecular Weight | 175.184 |
| Flash Point | 133.8±27.3 °C |
| Exact Mass | 175.063324 |
| PSA | 42.23000 |
| LogP | 1.31 |
| Vapour Pressure | 0.0±0.7 mmHg at 25°C |
| Index of Refraction | 1.647 |
| Symbol |
GHS07 |
|---|---|
| Signal Word | Warning |
| Hazard Statements | H315-H319-H335 |
| Precautionary Statements | P261-P305 + P351 + P338 |
| Personal Protective Equipment | dust mask type N95 (US);Eyeshields;Gloves |
| Hazard Codes | Xi: Irritant; |
| Risk Phrases | R36/37/38 |
| Safety Phrases | S26-S36 |
| RIDADR | NONH for all modes of transport |
| WGK Germany | 3 |
| RTECS | FG7350000 |
| HS Code | 2933790090 |
| Precursor 9 | |
|---|---|
| DownStream 10 | |
![4-Hydroxy-6-Methyl-2H-Pyrano[3,2-c]Quinoline-2,5(6H)-Dione structure](https://image.chemsrc.com/caspic/138/18706-63-3.png)
![5-methyl-3-oxido-[1,2,5]oxadiazolo[3,4-c]quinolin-3-ium-4-one structure](https://image.chemsrc.com/caspic/214/141945-42-8.png)
![Furo[3,2-c]quinolin-4(2H)-one, 3,5-dihydro-5-methyl-2-(1-methylethenyl) structure](https://image.chemsrc.com/caspic/012/88839-93-4.png)
| HS Code | 2933790090 |
|---|---|
| Summary | 2933790090. other lactams. VAT:17.0%. Tax rebate rate:9.0%. . MFN tariff:9.0%. General tariff:20.0% |