328-84-7 - Names and IdentifiersName3,4-DichlorobenzotrifluorideSynonyms3,4-DCBTE3,4-dichlo3,4-
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| Name | 3,4-Dichlorobenzotrifluoride |
| Synonyms | 3,4-DCBTE 3,4-dichlo 3,4-Dichlorobenzotrifluoride 3,4-dichloro-α,α,α-trifluorotoluene 1-Trifluoromethyl-3,4-dichlorobenzene 1-(Trifluoromethyl)-3,4-dichlorobenzene 1,2-Dichloro-4-(trifluoromethyl)benzene 1,2-Dichloro-5-(trifluoromethyl)benzene 3,4-Dichlor-alpha,alpha,alpha-trifluortoluol 3,4-Dichloro-alpha,alpha,alpha-trifluorotoluene 1,2-Dichloro-4-(trifluoromethyl)benzene, 3,4-Dichloro-alpha,alpha,alpha-trifluorotoluene |
| CAS | 328-84-7 |
| EINECS | 206-337-1 |
| InChI | InChI=1/C7H3Cl2F3/c8-5-2-1-4(3-6(5)9)7(10,11)12/h1-3H |
| Molecular Formula | C7H3Cl2F3 |
| Molarmassa | 215 |
| Täthet | 1.478 g/mL at 25 °C (lit.) |
| Melting Point | -13--12 °C (lit.) |
| Boling Point | 173-174 °C (lit.) |
| Blixtpunkt | 150°F |
| Solubility | Chloroform (Sparingly), Ethyl Acetate (Slightly) |
| Vapor Presure | 1.6 mm Hg ( 20 °C) |
| Utseende | Oil |
| Specific Gravity | 1.478 |
| Färg | Colourless |
| BRN | 1950151 |
| Lagringstillstånd | Sealed in dry,Room Temperature |
| Refractive Index | n20/D 1.475(lit.) |
| Physical and Chemical Properties | density 1.478 melting point -13°C boiling point 173-174°C refractive index 1.474-1.476 flash point 65°C |
| Use | Used as pesticide herbicides, pharmaceutical intermediates |
| Risk Codes | R36/37/38 - Irritating to eyes, respiratory system and skin. R34 - Causes burns R22 - Harmful if swallowed |
| Safety Description | 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. S45 - In case of accident or if you feel unwell, seek medical advice immediately (show the label whenever possible.) S60 - This material and its container must be disposed of as hazardous waste. S20 - When using, do not eat or drink. |
| UN IDs | 1760 |
| WGK Germany | 2 |
| RTECS | CZ5527510 |
| TSCA | Yes |
| HS Code | 29036990 |
| Hazard Note | Irritant |
| Hazard Class | 8 |
| Packing Group | III |
| Raw Materials | 4-Chlorotoluene Chlorine |
| Downstream Products | Fomesafen |
| Användningar | 3, 4-dichlorotrifluoromethyl benzene is a key intermediate of fluorodiphenyl ether herbicides, which can be used to synthesize trifluorocarboxane Herbicides such as ether, fomesafen, and oxyfluoroxane can be used as an intermediate of the insecticide fipronil. Pesticides, pharmaceutical intermediates. Used as an intermediate in the synthesis of diphenyl ether fluorinated herbicides. It is used to synthesize milk fluocaoling, fluoroxanthate ether, glycolfest, etc. Used as pesticide, herbicide, pharmaceutical intermediate |
| production method | 1. toluene method 2. raw material consumption quota for p-chlorotoluene method: 900kg/t for p-chlorotoluene (≥ 98%), 2500kg/t for chlorine and 500kg/t for hydrogen fluoride. 3.3, 4-dichlorotrichlorotrichloromethyl benzene fluorination method The product yield of this method is 98.4%. the preparation method is to add 4-chlorotrifluoromethyl benzene and catalyst FeCl3 in the reaction kettle, feed chlorine gas at low temperature under stirring, track the chlorination depth by gas chromatography, wash, dry and distill the finished product after passing chlorine gas. |
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