5-Bromo-2-nitrobenzotrifluoride , 98% , 344-38-7
CAS NO.：344-38-7
Empirical Formula: C7H3BrF3NO2
Molecular Weight: 270
MDL number: MFCD00014706
EINECS: 670-400-3
| Pack Size | Price | Stock | Quantity |
| 5G | RMB40.00 | In Stock |
|
| 25G | RMB156.00 | In Stock |
|
| 100G | RMB530.40 | In Stock |
|
| 500g | RMB2127.20 | In Stock |
|
| others | Enquire |
PRODUCT Properties
| Melting point: | 33-35 °C (lit.) |
| Boiling point: | 95-100 °C/5 mmHg (lit.) |
| Density | 1,799 g/cm3 |
| refractive index | 1.522-1.524 |
| Flash point: | >230 °F |
| storage temp. | Sealed in dry,Room Temperature |
| solubility | soluble in Methanol |
| form | Liquid |
| color | Clear yellow |
| BRN | 2650701 |
| CAS DataBase Reference | 344-38-7(CAS DataBase Reference) |
Description and Uses
5-Bromo-2-nitrobenzotrifluoride serves as a precursor for synthesizing triphenylamine monomers and diamine intermediates. It undergoes palladium-catalyzed coupling with p-anisidine or bis(4-methoxyphenyl)amine to produce A2B and AB2 type methoxy-protected triphenylamine monomers. Alternatively, Ullmann coupling with activated copper in DMF yields a dinitro biphenyl compound, which is subsequently reduced to the diamine monomer 3,3′-bis(trifluoromethyl)-4,4′-diamino-1,1′-biphenyl[3][4]. The compound is completely reduced to the corresponding aniline in 99% yield using an Fe–phenanthroline/C catalyst and hydrazine hydrate. It has also been examined as a reagent doped into skimmed molecular beams for structural and dynamic studies[1][2].
Safety
| Symbol(GHS) |  GHS07 |
| Signal word | Warning |
| Hazard statements | H302+H312+H332-H315-H319-H302-H312-H332 |
| Precautionary statements | P280h-P305+P351+P338-P337+P313-P261-P264-P270-P271-P280-P301+P312+P330-P302+P352+P312+P362+P364-P304+P340+P312-P305+P351+P338+P337+P313-P501 |
| Hazard Codes | Xn,Xi |
| Risk Statements | 36/37/38-20/21/22 |
| Safety Statements | 36/37/39-26-37/39-24/25 |
| WGK Germany | 3 |
| HazardClass | IRRITANT |
| HS Code | 29049090 |
