3,4-Difluorophenyl isocyanate
- CAS NO.：42601-04-7
- Empirical Formula: C7H3F2NO
- Molecular Weight: 155.1
- MDL number: MFCD00065711
- SAFETY DATA SHEET (SDS)
- Update Date: 2026-11-04 16:51:55
What is 3,4-Difluorophenyl isocyanate?
Chemical properties
Yellow liquid
The Uses of 3,4-Difluorophenyl isocyanate
3,4-Difluorophenyl isocyanate may be used in the preparation of (±)-trans-4-[4-cyano-3-(trifluoromethyl)phenyl]-N-(3,4-difluorophenyl)-2,5-dimethylpiperazine-1-carboxamide.
General Description
3,4-Difluorophenyl isocyanate, also known as 1,2-difluoro-4-isocyanatobenzene, is an organic building block containing an isocyanate group.
Properties of 3,4-Difluorophenyl isocyanate
| Boiling point: | 164 °C(lit.) |
| Density | 1.326 g/mL at 25 °C(lit.) |
| refractive index | n |
| Flash point: | 145 °F |
| storage temp. | 2-8°C |
| form | Liquid |
| color | Yellow |
| Sensitive | Moisture Sensitive/Lachrymatory |
Safety information for 3,4-Difluorophenyl isocyanate
| Signal word | Danger |
| Pictogram(s) |
 Exclamation Mark Irritant GHS07  Health Hazard GHS08 |
| GHS Hazard Statements |
H315:Skin corrosion/irritation H317:Sensitisation, Skin H319:Serious eye damage/eye irritation H334:Sensitisation, respiratory H335:Specific target organ toxicity, single exposure;Respiratory tract irritation |
| Precautionary Statement Codes |
P261:Avoid breathing dust/fume/gas/mist/vapours/spray. P264:Wash hands thoroughly after handling. P264:Wash skin thouroughly after handling. P280:Wear protective gloves/protective clothing/eye protection/face protection. P301+P312:IF SWALLOWED: call a POISON CENTER or doctor/physician IF you feel unwell. P305+P351+P338:IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing. |
Computed Descriptors for 3,4-Difluorophenyl isocyanate
New Products
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