4-chloro-2-trifluoromethylphenylhydrazine hydrochloride（CAS# 502496-20-0)
| Hazard Symbols | Xi – Irritant |
| 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 | 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. |
| Hazard Note | Irritant |
Introduction
4-Chloro-2-(trifluoromethyl)phenylhydrazine hydrochloride is an organic compound. Its properties are as follows:
Appearance: Colorless crystalline solid.
Solubility: Soluble in water and some organic solvents.
The main uses of 4-chloro-2-(trifluoromethyl)phenylhydrazine hydrochloride are:
Pesticide research: intermediates used in the synthesis of new pesticides.
Chemical research: catalysts and reagents that can be used in organic synthesis reactions.
Generally, the preparation method can be synthesized by the following steps:
4-chloro-2-(trifluoromethyl)aniline was reacted with hydrazine in an appropriate solvent to obtain 4-chloro-2-(trifluoromethyl)phenylhydrazine.
4-chloro-2-(trifluoromethyl)phenylhydrazine is reacted with hydrochloric acid to obtain 4-chloro-2-(trifluoromethyl)phenylhydrazine hydrochloride.
Its safety information:
Avoid inhalation or contact with skin and eyes.
Appropriate precautions should be taken during handling, including the wearing of chemical gloves, face shields, and protective eyewear.
It should be stored in a dry, well-ventilated place, away from fire and other flammable substances.
Waste should be disposed of in accordance with local regulations.
