A1373312
4-Bromophthalic acid , 98% , 6968-28-1
CAS NO.：6968-28-1
Empirical Formula: C8H5BrO4
Molecular Weight: 245.03
MDL number: MFCD00043538
EINECS: 230-183-4
| Pack Size | Price | Stock | Quantity |
| 1G | RMB36.80 | In Stock |
|
| 5G | RMB115.20 | In Stock |
|
| 25G | RMB407.20 | In Stock |
|
| 100g | RMB1519.20 | In Stock |
|
| others | Enquire |
Update time: 2022-07-08
PRODUCT Properties
| Melting point: | 162-164°C |
| Boiling point: | 412.4±40.0 °C(Predicted) |
| Density | 1.8281 (rough estimate) |
| refractive index | 1.4490 (estimate) |
| storage temp. | Sealed in dry,Room Temperature |
| form | powder to crystal |
| pka | 2.86±0.10(Predicted) |
| color | White to Light yellow |
| BRN | 1959086 |
| InChIKey | AZXKGUVDIORSED-UHFFFAOYSA-N |
| CAS DataBase Reference | 6968-28-1(CAS DataBase Reference) |
| NIST Chemistry Reference | 1,2-Benzenedicarboxylic acid, 4-bromo-(6968-28-1) |
Description and Uses
4-Bromophthalic acid serves as a precursor or substrate in Sonogashira coupling reactions with phenylacetylene, utilizing catalysts such as Pd(OAc)2, PdCl2(PPh3)2, or Pd/Cu systems in the presence of bases like NaOH or Et3N under conditions including aqueous media, THF, or argon atmospheres to prepare 4-phenylethynylphthalic acid or its derivatives[1][2]. 4-Bromophthalic acid acts as a starting material used to prepare 4-bromophthalic anhydride through fractional distillation or dehydration with acetic anhydride[1].
Safety
| Symbol(GHS) |  GHS07 |
| Signal word | Warning |
| Hazard statements | H335-H315-H319 |
| Precautionary statements | P264-P280-P302+P352+P332+P313+P362+P364-P305+P351+P338+P337+P313-P261-P280a-P304+P340-P305+P351+P338-P405-P501a |
| Risk Statements | 36/37/38 |
| Safety Statements | 26-36 |
| HS Code | 2917399590 |
