1,3-Bis(trifluoromethyl)-benzene
1,3-Di(trifluoromethyl)benzene
CAS: 402-31-3
Molecular Formula: C8H4F6
1,3-Bis(trifluoromethyl)-benzene - Names and Identifiers
1,3-Bis(trifluoromethyl)-benzene - Physico-chemical Properties
| Molecular Formula | C8H4F6 |
| Molar Mass | 214.11 |
| Density | 1.378g/mLat 25°C(lit.) |
| Melting Point | -35°C |
| Boling Point | 116-116.3°C(lit.) |
| Flash Point | 26 °C |
| Water Solubility | Insoluble in water. Soluble in alcohol, ether, benzene. |
| Vapor Presure | 0.183mmHg at 25°C |
| Appearance | clear liquid |
| Specific Gravity | 1.378 |
| Color | Colorless to Light yellow to Light orange |
| BRN | 2052589 |
| Storage Condition | Sealed in dry,2-8°C |
| Refractive Index | n20/D 1.379(lit.) |
| MDL | MFCD00000392 |
| Physical and Chemical Properties | Colorless transparent liquid. Melting Point -34.7 °c, relative density 1.394, boiling point 115.8 °c, flash point 26.1 °c, refractive index 1.379. |
| Use | Used as pharmaceutical, pesticide intermediates |
1,3-Bis(trifluoromethyl)-benzene - Risk and Safety
| Risk Codes | R10 - Flammable R36/37/38 - Irritating to eyes, respiratory system and skin. |
| Safety Description | S26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. S24/25 - Avoid contact with skin and eyes. |
| UN IDs | UN 1993 3/PG 3 |
| WGK Germany | 3 |
| TSCA | T |
| HS Code | 29039990 |
| Hazard Note | Flammable |
| Hazard Class | 3 |
| Packing Group | III |
1,3-Bis(trifluoromethyl)-benzene - Upstream Downstream Industry
| Raw Materials | p-Fluorotoluene |
1,3-Bis(trifluoromethyl)-benzene - Nature
Open Data Verified Data
colorless transparent liquid. A melting point of 34.7 deg C, boiling point of 115.8 deg C, the relative density of 1.394, flash point 26.1.
Last Update：2025-06-10 22:55:16
1,3-Bis(trifluoromethyl)-benzene - Preparation Method
Open Data Verified Data
with M-xylene as raw material, prepared by side chain chlorination and fluorination, in this process, the raw material consumption of ton product is m-xylene (≥ 98%) 700kg, hydrogen fluoride 660kg, chlorine 2 714kg, yield ≥ 85%.
Last Update：2022-01-01 10:41:17
1,3-Bis(trifluoromethyl)-benzene - Application
Open Data Verified Data
This product is used for the synthesis of phenol dye intermediates and fluororesin; Photography and watch industry used as solvent.
Last Update：2025-08-19 16:24:40
1,3-Bis(trifluoromethyl)-benzene - Safety
Open Data Verified Data
This product is toxic. Liquid irritation of the skin, inhalation of excess vapor can be anesthetic central nervous, maximum allowable concentration in the air of 2.5 mg/m3. With iron or plastic drum, 250kg/barrel
Last Update：2025-06-10 22:55:16
1,3-Bis(trifluoromethyl)-benzene - Reference Information
| LogP | 3.83 |
| NIST chemical information | Information provided by: webbook.nist.gov (external link) |
| EPA chemical information | Information provided by: ofmpub.epa.gov (external link) |
| use | pharmaceutical and pesticide intermediates. It is also used as an intermediate and fluororesin for the synthesis of phenol dyes; it is used as a solvent in the photography and watch industries. Used as an intermediate in medicine and pesticide |
| production method | using m-xylene as raw material, it is prepared by chafing chlorination and fluorination. The raw material consumption per ton of product in this process is 700kg of m-xylene (≥ 98%), 660kg of hydrogen fluoride and 2714kg of chlorine, with a yield ≥ 85%. |
| category | explosives |
| explosive hazard characteristics | mixed with nitric acid and sulfuric acid to emit 90 ℃ spark sensitive explosion gas |
| flammability hazard characteristics | Thermal decomposition emits toxic fluoride gas |
| storage and transportation characteristics | warehouse ventilation and low temperature drying; separate from oxidant, nitric acid and sulfuric acid; |
| fire extinguishing agent | dry powder, water, carbon dioxide, foam, 1211 fire extinguishing agent |
Last Update：2024-04-09 02:00:08
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Raw Materials for 1,3-Bis(trifluoromethyl)-benzene