2129-31-9
2129-31-9 structure
- Name: 4-(Diphenylphosphino)benzoic acid
- Chemical Name: 4-diphenylphosphanylbenzoic acid
- CAS Number: 2129-31-9
- Molecular Formula: C19H15O2P
- Molecular Weight: 306.29500
- Catalog: Organic raw materials Organic phosphine compound
- Create Date: 2018-09-02 13:11:28
- Modify Date: 2024-01-02 23:02:54
| Name | 4-diphenylphosphanylbenzoic acid |
|---|---|
| Synonyms |
MFCD00407264
Ph2PC6H4COOH 4-carboxyphenyldiphenylphosphine 4-(diphenyl-phosphino)-benzoic acid 4-Diphenylphosphanyl-benzoesaeure Diphenyl(p-carboxyphenyl) phosphine 4-(diphenylphosphanyl)benzonic acid 4-(Diphenylphosphanyl)benzoic acid 4-(Diphenylphosphino)benzoic acid |
| Boiling Point | 448ºC at 760 mmHg |
|---|---|
| Melting Point | 157-160ºC(lit.) |
| Molecular Formula | C19H15O2P |
| Molecular Weight | 306.29500 |
| Flash Point | 224.7ºC |
| Exact Mass | 306.08100 |
| PSA | 50.89000 |
| LogP | 3.14300 |
| Appearance | Crystalline Powder | White to yellow |
| Vapour Pressure | 8.24E-09mmHg 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 | 36/37/38 |
| Safety Phrases | 26-37/39 |
| RIDADR | NONH for all modes of transport |
| WGK Germany | 3 |
| HS Code | 2916399090 |
| Precursor 9 | |
|---|---|
| DownStream 6 | |
![methyl 4-[(trifluoromethane)sulfonyloxy]benzoate structure](https://image.chemsrc.com/caspic/306/17763-71-2.png)
![1,4-bis[2-(4-nitrophenyl)ethenyl]benzene structure](https://image.chemsrc.com/caspic/011/3547-02-2.png)
![[butyl(phenyl)phosphoryl]benzene structure](https://image.chemsrc.com/caspic/100/4233-13-0.png)
| HS Code | 2916399090 |
|---|---|
| Summary | 2916399090 other aromatic monocarboxylic acids, their anhydrides, halides, peroxides, peroxyacids and their derivatives VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:6.5% General tariff:30.0% |