2-溴-4-氟苯甲腈 - Names and Identifiers
2-溴-4-氟苯甲腈 - Physico-chemical Properties
Molecular Formula | C7H3BrFN
|
Molar Mass | 200.01 |
Density | 1.69±0.1 g/cm3(Predicted) |
Melting Point | 77-78°C |
Boling Point | 262.4±25.0 °C(Predicted) |
Flash Point | 112.5°C |
Vapor Presure | 0.0109mmHg at 25°C |
Appearance | White powder |
BRN | 1940597 |
Storage Condition | Sealed in dry,Room Temperature |
Refractive Index | 1.577 |
MDL | MFCD00672924 |
2-溴-4-氟苯甲腈 - Risk and Safety
Risk Codes | R20/21/22 - Harmful by inhalation, in contact with skin and if swallowed.
R36/37/38 - Irritating to eyes, respiratory system and skin.
|
Safety Description | S22 - Do not breathe dust.
S36/37/39 - Wear suitable protective clothing, gloves and eye/face protection.
S36/37 - Wear suitable protective clothing and gloves.
S26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.
S9 - Keep container in a well-ventilated place.
|
UN IDs | 3439 |
WGK Germany | 3 |
HS Code | 29269090 |
Hazard Note | Toxic |
Hazard Class | 6.1 |
Packing Group | III |
2-溴-4-氟苯甲腈 - Introduction
It is an organic compound with the formula C7H3BrFN. It is a white crystalline solid with the aroma of benzene. The following is a description of the properties, uses, preparation and safety information of the compound:
Nature:
-Appearance: White crystalline solid
-Molecular weight: 204.01g/mol
-Melting point: 60-62°C
-Boiling point: 245°C
-Solubility: Slightly soluble in water, soluble in organic solvents such as ethanol and dichloromethane
-toxicity: has a certain toxicity, need to be careful to use
Use:
-frequently used as intermediates and raw materials in organic synthesis
-It can be used for the synthesis of pharmaceutical and pesticide intermediates such as rickettinimine, such as bromopyrazole, benzonitrile glyphosate and bromopyram, etc.
-Can also be used to synthesize organic compounds such as dyes, coatings and pesticides
Preparation Method:
The preparation of
is usually carried out by the following steps:
1. React 4-fluorobenzonitrile with cuprous bromide (CuBr) in an appropriate solvent to get fluorobenzene.
2. The reaction can be carried out under an inert atmosphere and under appropriate temperature control.
Safety Information:
-A certain degree of toxicity, please follow the relevant safety procedures, and wear appropriate personal protective equipment (such as gloves, goggles, etc.) for operation.
-Avoid inhalation, skin contact and ingestion. Please pay attention to good ventilation when operating.
-Keep flammables and oxidants away from storage and handling.
-In case of accidental leakage, appropriate measures shall be taken immediately to clean up and deal with it.
Please note that when using, preparing, or disposing of any chemical, follow proper safety procedures and laboratory practices.
Last Update:2024-04-09 15:17:57