4-CHLOROBENZHYDRAZIDE
- CAS NO.：536-40-3
- Empirical Formula: C7H7ClN2O
- Molecular Weight: 170.6
- MDL number: MFCD00007603
- EINECS: 208-632-0
- SAFETY DATA SHEET (SDS)
- Update Date: 2026-05-28 06:31:01
What is 4-CHLOROBENZHYDRAZIDE?
Chemical properties
white to light beige crystals, flakes or
The Uses of 4-CHLOROBENZHYDRAZIDE
4-Chlorobenzhydrazide has been used in preparation of:
- rod-shaped mesogenic hydrazide derivatives via Schotten-Baumann reaction with 4-n-alkoxybenzoyl chloride
- 4-methoxybenzaldehyde-4-chlorophenyl-1-carbonyl hydrazone
- 4-hydroxybenzaldehyde-4-chlorophenyl-1-carbonylhydrazone
- 2-nitrobenzaldehyde-4-chlorophenyl-1-carbonylhydrazone
- benzaldehyde-4-chlorophenyl-1-carbonylhydrazone
General Description
Effect of acidic catalyst on the reaction of 4-chlorobenzhydrazide and β-naphthol in water has been investigated.
Purification Methods
Crystallise it from H2O. [Beilstein 9 III 1368.]
Properties of 4-CHLOROBENZHYDRAZIDE
| Melting point: | 162-165 °C (lit.) |
| Boiling point: | 170.60°C |
| Density | 1.323 |
| refractive index | 1.5618 (estimate) |
| storage temp. | Keep in dark place,Inert atmosphere,Room temperature |
| solubility | soluble in Methanol |
| pka | 12.09±0.10(Predicted) |
| form | powder to crystal |
| color | White to Almost white |
| BRN | 511154 |
| CAS DataBase Reference | 536-40-3(CAS DataBase Reference) |
Safety information for 4-CHLOROBENZHYDRAZIDE
| Signal word | Warning |
| Pictogram(s) |
 Exclamation Mark Irritant GHS07 |
| GHS Hazard Statements |
H315:Skin corrosion/irritation H319:Serious eye damage/eye irritation H335:Specific target organ toxicity, single exposure;Respiratory tract irritation |
| Precautionary Statement Codes |
P261:Avoid breathing dust/fume/gas/mist/vapours/spray. P264:Wash hands thoroughly after handling. P264:Wash skin thouroughly after handling. P271:Use only outdoors or in a well-ventilated area. P280:Wear protective gloves/protective clothing/eye protection/face protection. P302+P352:IF ON SKIN: wash with plenty of soap and water. P305+P351+P338:IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing. |
Computed Descriptors for 4-CHLOROBENZHYDRAZIDE
| InChIKey | PKBGHORNUFQAAW-UHFFFAOYSA-N |
4-CHLOROBENZHYDRAZIDE manufacturer
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