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Cas Database |
| Name |
2,5-Difluorobenzoyl chloride |
EINECS | 252-701-8 |
| CAS No. | 35730-09-7 | Density | 1.42 g/cm3 |
| PSA | 17.07000 | LogP | 2.34380 |
| Solubility | N/A | Melting Point |
73-74 °C |
| Formula | C7H3ClF2O | Boiling Point | 183.8 °C at 760 mmHg |
| Molecular Weight | 176.55 | Flash Point | 64.9 °C |
| Transport Information | UN 2920 | Appearance | clear colorless liquid |
| Safety | 45-36/37/39-25-26 | Risk Codes | 34 |
| Molecular Structure |
|
Hazard Symbols |
 C
|
| Synonyms |
2,5-Difluorobenzoylchloride;2,5-Difluorobenzoyl chloride; |
Article Data | 8 |
2,5-Difluorobenzoyl chloride Synthetic route
- 2991-28-8
2,5-difluorobenzoic acid
- 35730-09-7
2,5-difluorobenzoyl chloride
Conditions
| Conditions | Yield |
|---|---|
| Stage #1: 2,5-difluorobenzoic acid With N,N-dimethyl-formamide In dichloromethane at 0℃; for 0.0833333h; Stage #2: With oxalyl dichloride In dichloromethane at 20℃; for 12h; | 100% |
| With thionyl chloride Heating; | 97% |
| With sulfuryl dichloride for 4h; Heating; | 73% |
- 540-36-3
para-difluorobenzene
- 35730-09-7
2,5-difluorobenzoyl chloride
Conditions
| Conditions | Yield |
|---|---|
| Multi-step reaction with 2 steps 1: 1.) sec-BuLi / 1.) THF, -78 deg C, 0.5 h, 2.) THF, a) -78 deg C, 15 min, b) from -78 deg C to RT 2: 73 percent / SO2Cl / 4 h / Heating View Scheme |
Conditions
| Conditions | Yield |
|---|---|
| In dichloromethane at 0 - 20℃; for 4h; | 100% |
| In dichloromethane at 20℃; for 0 - 20h; | 97% |
| In dichloromethane at 0 - 20℃; |
- 1117-37-9
ethyl (E)-3-(dimethylamino)acrylate
- 35730-09-7
2,5-difluorobenzoyl chloride
- 887124-70-1
ethyl 2-(2,5-difluorobenzoyl)-3-(dimethylamino)acrylate
Conditions
| Conditions | Yield |
|---|---|
| With triethylamine In toluene at 90℃; for 2h; | 100% |
- 35730-09-7
2,5-difluorobenzoyl chloride
- 65370-84-5
1,3,4,6-tetra-O-acetyl-β-D-galactopyranose
- 866529-11-5
1,3,4,6-tetra-O-acetyl-2-O-(2,5-difluorobenzoyl)-β-D-galactopyranose
Conditions
| Conditions | Yield |
|---|---|
| With pyridine; dmap for 18h; | 96% |
Conditions
| Conditions | Yield |
|---|---|
| With pyridine In tetrahydrofuran at 0℃; for 0.166667h; | 96% |
- 35730-09-7
2,5-difluorobenzoyl chloride
- 609-21-2
2,6-dibromo-4-aminophenol
- 1126079-02-4
N-(3,5-dibromo-4-hydroxyphenyl)-2,5-difluorobenzamide
Conditions
| Conditions | Yield |
|---|---|
| In tetrahydrofuran at 20℃; for 1h; | 95% |
- 13637-38-2
1-methyl-2-indolinethione
- 35730-09-7
2,5-difluorobenzoyl chloride
- 1449796-09-1
2-fluoro-6-methylthiochromeno[2,3-b]indol-11(6H)-one
Conditions
| Conditions | Yield |
|---|---|
| With potassium carbonate In N,N-dimethyl-formamide at 20 - 85℃; for 5h; Inert atmosphere; | 95% |
- 73425-20-4
1-phenylindoline-2-thione
- 35730-09-7
2,5-difluorobenzoyl chloride
- 1449796-11-5
2-fluoro-6-phenylthiochromeno[2,3-b]indol-11(6H)-one
Conditions
| Conditions | Yield |
|---|---|
| With potassium carbonate In N,N-dimethyl-formamide at 20 - 85℃; for 5h; Inert atmosphere; | 94% |
- 35730-09-7
2,5-difluorobenzoyl chloride
- 454664-77-8
ethyl 4,6-O-benzylidene-3-O-p-methoxybenzyl-1-thio-α-D-mannopyranoside
- 1451181-01-3
ethyl 4,6-O-benzylidene-2-O-(2,5-difluorobenzoyl)-3-O-p-methoxybenzyl-1-thio-α-D-mannopyranoside
Conditions
| Conditions | Yield |
|---|---|
| With pyridine; dmap at 20℃; for 44h; Inert atmosphere; | 94% |
2,5-Difluorobenzoyl chloride Chemical Properties
The molecular formula of 2,5-Difluorobenzoyl chloride(35730-09-7) is C7H3ClF2O and its formula weight is 176.55.
The density of 2,5-Difluorobenzoyl chloride(35730-09-7) is 1.42 and it has a boiling point of 92-93 °C (34 mmHg) . The refractive index is about 1.514-1.516 . Its flash point is 59 °C .
The chemical synonyms of 2,5-Difluorobenzoyl chloride(35730-09-7) are 2,5-DIFLUOROBENZOYL CHLORIDE;2,5-Difluorobenzoyl chloride 98%;2,5-Difluorobenzoylchloride98%;Benzoyl chloride, 2,5-difluoro-;2,5-Difluorobenzoic acid chloride
The molecular structure of 2,5-Difluorobenzoyl chloride(35730-09-7):
The density of 2,5-Difluorobenzoyl chloride(35730-09-7) is 1.42 and it has a boiling point of 92-93 °C (34 mmHg) . The refractive index is about 1.514-1.516 . Its flash point is 59 °C .
The chemical synonyms of 2,5-Difluorobenzoyl chloride(35730-09-7) are 2,5-DIFLUOROBENZOYL CHLORIDE;2,5-Difluorobenzoyl chloride 98%;2,5-Difluorobenzoylchloride98%;Benzoyl chloride, 2,5-difluoro-;2,5-Difluorobenzoic acid chloride
The molecular structure of 2,5-Difluorobenzoyl chloride(35730-09-7):
2,5-Difluorobenzoyl chloride Toxicity Data With Reference
RTECS#: CAS# 35730-09-7: None listed
LD50/LC50: RTECS: Not available.
Carcinogenicity: 2,5-Difluorobenzoyl chloride - Not listed as a carcinogen by ACGIH, IARC, NTP, or CA Prop 65.
LD50/LC50: RTECS: Not available.
Carcinogenicity: 2,5-Difluorobenzoyl chloride - Not listed as a carcinogen by ACGIH, IARC, NTP, or CA Prop 65.
2,5-Difluorobenzoyl chloride Safety Profile
Hazard Codes C
Risk Statements 34
Safety Statements 45-36/37/39-25-26
RIDADR 3265
Hazard Note Corrosive
HazardClass 8
PackingGroup II
Risk Statements 34
Safety Statements 45-36/37/39-25-26
RIDADR 3265
Hazard Note Corrosive
HazardClass 8
PackingGroup II
2,5-Difluorobenzoyl chloride Specification
Chemical Stability: Stable.
Conditions to Avoid: Incompatible materials, moisture.
Incompatibilities with Other Materials Strong oxidizing agents, strong bases.
Hazardous Decomposition Products Hydrogen chloride, carbon monoxide, carbon dioxide, hydrogen fluoride gas.
Hazardous Polymerization Will not occur.
Conditions to Avoid: Incompatible materials, moisture.
Incompatibilities with Other Materials Strong oxidizing agents, strong bases.
Hazardous Decomposition Products Hydrogen chloride, carbon monoxide, carbon dioxide, hydrogen fluoride gas.
Hazardous Polymerization Will not occur.
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2,5-Difluorobenzoyl chloride
