Phenylhydrazine hydrochloride(CAS#27140-08-5)
| Hazard Symbols | T – ToxicN – Dangerous for the environment |
| Risk Codes | R23/24/25 – Toxic by inhalation, in contact with skin and if swallowed. R36/38 – Irritating to eyes and skin. R43 – May cause sensitization by skin contact R45 – May cause cancer R50 – Very Toxic to aquatic organisms R68 – Possible risk of irreversible effects |
| Safety Description | S45 – In case of accident or if you feel unwell, seek medical advice immediately (show the label whenever possible.) S53 – Avoid exposure – obtain special instructions before use. S61 – Avoid release to the environment. Refer to special instructions / safety data sheets. |
| UN IDs | UN 2811 |
Introduction
Phenylhydrazine hydrochloride (Phenylhydrazine hydrochloride) is an organic compound with the chemical formula C6H8N2 · HCl. The following is a description of its nature, use, preparation and safety information:
Nature:
-Appearance: White crystal or crystalline powder
-melting point: 156-160 ℃
-Solubility: Soluble in water, alcohols and ether solvents, slightly soluble in ketones and aromatic hydrocarbons
-Odor: pungent ammonia odor
-Symbol: Irritant, highly toxic
Use:
-Chemical reagents: used as important reagents for aldehydes, synthetic dyes and intermediates in organic synthesis
-Biochemistry: It has certain applications in protein research, such as the detection of hemoglobin and glycosylated proteins.
-Agriculture: Used in areas such as herbicides, pesticides and plant growth inhibition
Preparation Method:
The preparation of phenylhydrazine hydrochloride can be obtained by reacting phenylhydrazine with hydrochloric acid. Specific steps are as follows:
1. mix phenylhydrazine with an appropriate amount of hydrochloric acid solution.
2. Stir at an appropriate temperature and keep the reaction for 30 minutes to several hours.
3. After completion of the reaction, the precipitate was filtered and washed with cold water.
4. Finally, the precipitate can be dried to obtain phenylhydrazine hydrochloride.
Safety Information:
Phenylhydrazine hydrochloride is a highly toxic compound. Pay attention to safe operation when using it. Follow the following safety guidelines:
-Avoid contact with skin and eyes. In case of contact, rinse immediately with plenty of water.
-Wear protective gloves and goggles during operation.
-Avoid inhaling the dust or vapor of the substance, and the operation should be carried out in a well-ventilated place.
-Store well, away from combustibles and oxidizers.
-If ingested or inhaled, seek medical attention immediately.
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