42059-78-9
42059-78-9 structure
- Name: 6-ethyl-3-formylchromone
- Chemical Name: 6-ethyl-4-oxochromene-3-carbaldehyde
- CAS Number: 42059-78-9
- Molecular Formula: C12H10O3
- Molecular Weight: 202.20600
- Catalog: Pharmaceutical intermediate Heterocyclic compound Pyran compound
- Create Date: 2018-06-17 15:55:39
- Modify Date: 2024-04-02 21:13:54
| Name | 6-ethyl-4-oxochromene-3-carbaldehyde |
|---|---|
| Synonyms |
6-ethyl-4-oxo-4H-chromene-3-carbaldehyde
MFCD00192155 6-Ethyl-4-oxo-4H-1-benzopyran-3-carboxaldehyde 6-Ethyl-3-formylchromone 6-Ethylchromone-3-aldehyde |
| Density | 1.308g/cm3 |
|---|---|
| Boiling Point | 343.3ºC at 760mmHg |
| Melting Point | 108-110 °C(lit.) |
| Molecular Formula | C12H10O3 |
| Molecular Weight | 202.20600 |
| Flash Point | 153.3ºC |
| Exact Mass | 202.06300 |
| PSA | 47.28000 |
| LogP | 2.16790 |
| Index of Refraction | 1.643 |
| 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 |
| Risk Phrases | R36/37/38 |
| Safety Phrases | S26-S36 |
| RIDADR | NONH for all modes of transport |
| WGK Germany | 3 |
| HS Code | 2914400090 |
| Precursor 4 | |
|---|---|
| DownStream 1 | |
| HS Code | 2914400090 |
|---|---|
| Summary | 2914400090 other ketone-alcohols and ketone-aldehydes。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。MFN tariff:5.5%。General tariff:30.0% |