652-03-9
652-03-9 structure
- Name: 3,4,5,6-Tetrafluorophthalic acid
- Chemical Name: Tetrafluorophthalic acid
- CAS Number: 652-03-9
- Molecular Formula: C8H2F4O4
- Molecular Weight: 238.093
- Catalog: Chemical reagent Organic reagent Aromatic acid
- Create Date: 2018-07-13 10:12:14
- Modify Date: 2024-01-02 14:35:05
| Name | Tetrafluorophthalic acid |
|---|---|
| Synonyms |
EINECS 211-483-4
3,4,5,6-tetrafluorobenzene-1,2-dicarboxylic acid MFCD00002407 3,4,5,6-Tetrafluorophthalic acid 1,2-Benzenedicarboxylic acid, 3,4,5,6-tetrafluoro- |
| Density | 1.8±0.1 g/cm3 |
|---|---|
| Boiling Point | 345.7±42.0 °C at 760 mmHg |
| Melting Point | 152-154 °C(lit.) |
| Molecular Formula | C8H2F4O4 |
| Molecular Weight | 238.093 |
| Flash Point | 162.9±27.9 °C |
| Exact Mass | 237.988922 |
| PSA | 74.60000 |
| LogP | 1.82 |
| Vapour Pressure | 0.0±0.8 mmHg at 25°C |
| Index of Refraction | 1.523 |
| 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-S37/39 |
| RIDADR | NONH for all modes of transport |
| WGK Germany | 3 |
| HS Code | 2917399090 |
| Precursor 9 | |
|---|---|
| DownStream 6 | |
![2,3,4,5,7,7,8,8-octafluorobicyclo[4.2.0]octa-1(6),2,4-triene structure](https://image.chemsrc.com/caspic/421/52196-63-1.png)
| HS Code | 2917399090 |
|---|---|
| Summary | 2917399090 aromatic polycarboxylic acids, their anhydrides, halides, peroxides, peroxyacids and their derivatives。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。MFN tariff:6.5%。General tariff:30.0% |