243-17-4
243-17-4 structure
- Name: 11h-benzo(b)fluorene
- Chemical Name: 11H-benzo[b]fluorene
- CAS Number: 243-17-4
- Molecular Formula: C17H12
- Molecular Weight: 216.277
- Create Date: 2018-08-26 16:22:13
- Modify Date: 2024-01-02 21:51:21
| Name | 11H-benzo[b]fluorene |
|---|---|
| Synonyms |
2,3,4-TRIFLUOROBENZAMIDINE HYDROCHLORIDE
2,3-Benzfluorene 11H-Benzo[b]fluorene benzo<b>fluorene 2,3-BENZOFLUORENE 2,3-benzo[b]fluorene 11h-benzo(b)fluorene MFCD00003595 EINECS 205-952-2 Isonaphthofluorene |
| Density | 1.2±0.1 g/cm3 |
|---|---|
| Boiling Point | 398.3±12.0 °C at 760 mmHg |
| Melting Point | 211-213 °C(lit.) |
| Molecular Formula | C17H12 |
| Molecular Weight | 216.277 |
| Flash Point | 185.4±13.7 °C |
| Exact Mass | 216.093903 |
| LogP | 5.39 |
| Vapour Pressure | 0.0±0.4 mmHg at 25°C |
| Index of Refraction | 1.714 |
CHEMICAL IDENTIFICATION
HEALTH HAZARD DATAACUTE TOXICITY DATAMUTATION DATA
|
| Risk Phrases | R22;R20;R40 |
|---|---|
| Safety Phrases | S22-S24/25 |
| RIDADR | 2811 |
| WGK Germany | 3 |
| RTECS | DF6383500 |
| Packaging Group | III |
| Hazard Class | 6.1(b) |
| HS Code | 2902909090 |
| Precursor 0 | |
|---|---|
| DownStream 6 | |
![11H-Benzo[b]fluoren-11-one structure](https://www.chemsrc.com/caspic/182/3074-03-1.png)
![benzo[b]fluorene cesium salt structure](https://www.chemsrc.com/caspic/171/728-17-6.png)
![11H-benzo[b]fluorene-11-carboxylic acid structure](https://www.chemsrc.com/caspic/056/88746-48-9.png)
![methyl 11H-benzo[b]fluorene-11-carboxylate structure](https://www.chemsrc.com/caspic/008/88746-49-0.png)
| HS Code | 2902909090 |
|---|---|
| Summary | 2902909090 other aromatic hydrocarbons。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。MFN tariff:2.0%。General tariff:30.0% |