4-Bromophenylhydrazine hydrochloride（CAS# 622-88-8)
| Risk Codes | 34 – Causes burns |
| 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.) S28A - |
| UN IDs | UN 3261 8/PG 2 |
| WGK Germany | 3 |
| RTECS | MV0800000 |
| TSCA | Yes |
| HS Code | 29280090 |
| Hazard Class | IRRITANT, TOXIC |
| Packing Group | Ⅱ |
Introduction
4-Bromophenylhydrazine hydrochloride is an organic compound. The following is a detailed description of its nature, use, preparation method and safety information:
Quality:
- Appearance: 4-Bromophenylhydrazine hydrochloride is a white crystalline solid.
- Solubility: Soluble in water, alcohols and ether solvents.
Use:
- 4-Bromophenylhydrazine hydrochloride can be used as a reducing agent in organic synthesis, with high selectivity for the reduction reaction of nitro compounds, which can reduce the nitro group to an amine group.
- It can also be used in the synthesis of dyes, pigments, and pesticides such as glyphosate.
Method:
- In general, the preparation of 4-bromophenylhydrazine hydrochloride can be obtained by the reaction of 4-bromophenylhydrazine and hydrochloric acid, usually by dissolving 4-bromophenylhydrazine in hydrochloric acid and crystallizing.
Safety Information:
- 4-Bromophenylhydrazine hydrochloride is generally relatively safe under normal use conditions, but the following should be noted:
- This compound may be irritating to the eyes and skin, please avoid direct contact.
- Wear appropriate protective equipment, such as gloves and goggles, during use.
- It should be operated in a well-ventilated environment to avoid inhaling its dust or gases.
- Store and dispose of the compound properly to avoid reacting with other chemicals or creating hazards.
