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| CAS No.: | 771-69-7 |
|---|---|
| Name: | 1,2,3-Trifluoro-4-nitrobenzene |
| Molecular Structure: | |
|
|
|
| Formula: | C6H2F3NO2 |
| Molecular Weight: | 177.083 |
| Synonyms: | 2,3,4-Trifluoro-1-nitrobenzene;2,3,4-Trifluoronitrobenzene;4-Nitro-1,2,3-trifluorobenzene;2.3.4-Dichloronitrobenzeme; |
| EINECS: | 212-238-4 |
| Density: | 1.554 g/cm3 |
| Boiling Point: | 201.8 °C at 760 mmHg |
| Flash Point: | 87 °C |
| Appearance: | clear yellow liquid after melting |
| Hazard Symbols: |
 Xn, Xi
|
| Risk Codes: | 20/21/22-36/37/38 |
| Safety: | 26-36/37/39-24/25 |
| Transport Information: | UN 2810 |
| PSA: | 45.82000 |
| LogP: | 2.53530 |
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- 97730-31-9(S)-4'-(2-Methylbutyl)Biphenyl-4-Carbonitrile
- 17700-09-3
4-nitro-1,2,3-trichlorobenzene
- 771-69-7
2,3,4-trifluoronitrobenzene
| Conditions | Yield |
|---|---|
| Stage #1: 4-nitro-1,2,3-trichlorobenzene With potassium fluoride; tetrabutylammomium bromide In dimethyl sulfoxide at 75 - 80℃; for 4h; Stage #2: With potassium fluoride; tetrabutyl ammonium fluoride In dimethyl sulfoxide at 75 - 180℃; for 12h; Time; | 99.7% |
| Conditions | Yield |
|---|---|
| Stage #1: 1,3-dichloro-2-fluorobenzene With sulfuric acid; nitric acid at 20 - 25℃; for 2.5h; Stage #2: With sulfolane; potassium fluoride for 5h; | 85.5% |
| Multi-step reaction with 2 steps 1: sulfuric acid; aqueous nitric acid / 40 °C 2: dimethylformamide; potassium fluoride / 150 °C View Scheme | |
| Multi-step reaction with 2 steps 1: sulfuric acid; nitric acid / 2 h / Heating 2: sulfolane; potassium fluoride / 8 h / 200 - 210 °C View Scheme |
| Conditions | Yield |
|---|---|
| With potassium fluoride at 160 - 165℃; for 7h; Time; | 85% |
| With potassium fluoride; immobilized pyridinium salt In sulfolane at 180℃; for 2h; | 68% |
| With potassium fluoride; N,N-dimethyl-formamide at 150℃; | |
| With sulfolane; potassium fluoride at 200 - 210℃; for 8h; Temperature; | 124 g |
- 163733-96-8
3,4,5-trifluoro aniline
- 771-69-7
2,3,4-trifluoronitrobenzene
| Conditions | Yield |
|---|---|
| Multi-step reaction with 2 steps 1: tetrahydrofuran View Scheme |
- 393-79-3
1,3-dichloro-2-fluoro-4-nitrobenzene
- 3115-68-2
tetrabutyl phosphonium bromide
- 771-69-7
2,3,4-trifluoronitrobenzene
| Conditions | Yield |
|---|---|
| With potassium fluoride In 5,5-dimethyl-1,3-cyclohexadiene |
| Conditions | Yield |
|---|---|
| Multi-step reaction with 4 steps 1.1: nitric acid; sulfuric acid / 2 h / 95 - 100 °C 2.1: potassium fluoride / 3 h / 140 - 150 °C 3.1: chlorine / 180 - 190 °C 4.1: nitric acid; sulfuric acid / 2.5 h / 20 - 25 °C 4.2: 5 h View Scheme |
| Conditions | Yield |
|---|---|
| Multi-step reaction with 3 steps 1.1: potassium fluoride / 3 h / 140 - 150 °C 2.1: chlorine / 180 - 190 °C 3.1: nitric acid; sulfuric acid / 2.5 h / 20 - 25 °C 3.2: 5 h View Scheme |
| Conditions | Yield |
|---|---|
| Multi-step reaction with 2 steps 1.1: chlorine / 180 - 190 °C 2.1: nitric acid; sulfuric acid / 2.5 h / 20 - 25 °C 2.2: 5 h View Scheme |
- 20098-48-0
3,4,5-trichloronitrobenzen
- 771-69-7
2,3,4-trifluoronitrobenzene
| Conditions | Yield |
|---|---|
| Multi-step reaction with 5 steps 1.1: potassium fluoride; N-benzyl-N,N,N-triethylammonium chloride / 11 h / 140 - 175 °C 2.1: hydrogen / methanol / Inert atmosphere 3.1: nitrosylsulfuric acid / 6 h / 10 - 15 °C 3.2: 1 h 4.1: sulfuric acid; nitric acid / 2 h / Heating 5.1: sulfolane; potassium fluoride / 8 h / 200 - 210 °C View Scheme |
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Chemistry
The molecular formula of 1,2,3-Trifluoro-4-nitrobenzene(771-69-7) is C6H2F3NO2 and its formula weight is 177.08.
The density of 1,2,3-Trifluoro-4-nitrobenzene(771-69-7) is 1.541 g/mL at 25 °C(lit.) and it has a boiling point of 92 °C 20 mm Hg(lit.). The refractive index is about 1.492(lit.). Its flash point is 200 °F.
The chemical synonyms of 1,2,3-Trifluoro-4-nitrobenzene(771-69-7) are 4-NITRO-1,2,3-Trifluorobenzene;1,2,3-TRIFLUORO-4-NITROBENZENE;1,2,3-Trifluoro-4-nitrobenzene;2,3,4-TRIFLUORO-1-NITROBENZENE;3,4,5 TRIFLUORONITROBENZEN;2,3,4-TrifluorNITROBENZENE;4-chloro-2-fluroaniline;2,3,4-TRIFLUORONITROBRNZENE
The molecular structure of 1,2,3-Trifluoro-4-nitrobenzene(771-69-7):
Uses
Toxicity Data With Reference
RTECS#: CAS# 771-69-7: None listed
LD50/LC50: RTECS: Not available.
Carcinogenicity: 1,2,3-Trifluoro-4-nitrobenzene - Not listed as a carcinogen by ACGIH, IARC, NTP, or CA Prop 65.
Other: The toxicological properties have not been fully investigated.
Safety Profile
Safety Statements :
S26: In case of contact with eyes, rinse immediately with plenty of WATER and seek medical advice
S36/37/39: Wear suitable protective clothing, gloves and eye/face protection
S24/25: Avoid contact with skin and eyes
Hazard Codes Xn,Xi
Risk Statements 20/21/22-36/37/38
Safety Statements 26-36/37/39-24/25
RIDADR UN2810
WGK Germany 3
Hazard Note Irritant
HazardClass 6.1
PackingGroup III
Specification
Conditions to Avoid: Incompatible materials.
Incompatibilities with Other Materials Strong oxidizing agents.
Hazardous Decomposition Products Nitrogen oxides, carbon monoxide, carbon dioxide, hydrogen fluoride gas.
Hazardous Polymerization Has not been reported.