1551-39-9
1551-39-9 structure
- Name: tetrafluoroisophthalic acid
- Chemical Name: tetrafluoroisophthalic acid
- CAS Number: 1551-39-9
- Molecular Formula: C8H2F4O4
- Molecular Weight: 238.09300
- Catalog: Chemical reagent Organic reagent Aromatic acid
- Create Date: 2018-08-20 20:07:48
- Modify Date: 2025-08-25 20:43:28
| Name | tetrafluoroisophthalic acid |
|---|---|
| Synonyms |
2,4,5,6-tetrafluorobenzene-1,3-dicarboxylic acid
Tetrafluoroisophthalic acid MFCD00042379 |
| Density | 1.812g/cm3 |
|---|---|
| Boiling Point | 351.8ºC at 760mmHg |
| Melting Point | 212-214 °C(lit.) |
| Molecular Formula | C8H2F4O4 |
| Molecular Weight | 238.09300 |
| Flash Point | 166.6ºC |
| Exact Mass | 237.98900 |
| PSA | 74.60000 |
| LogP | 1.63940 |
| Vapour Pressure | 1.48E-05mmHg at 25°C |
| 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 | 2811 |
| WGK Germany | 3 |
| Packaging Group | III |
| Hazard Class | 6.1(b) |
| HS Code | 2917399090 |
| Precursor 1 | |
|---|---|
| DownStream 1 | |
| 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% |