4-Bromophenylurea
4-Bromophenylurea
CAS: 1967-25-5
Molecular Formula: C7H7BrN2O
4-Bromophenylurea - Names and Identifiers
| Name | 4-Bromophenylurea |
| Synonyms | AI3-61301 4-BROMOPHENYLUREA 4-Bromophenylurea (P-BROMOPHENYL) UREA 1-(4-BROMOPHENYL)UREA 1-(4-bromophenyl)urea 1-(p-Bromophenyl)urea Urea, (4-bromophenyl)- Urea, N-(4-bromophenyl)- |
| CAS | 1967-25-5 |
| InChI | InChI=1/C7H7BrN2O/c8-5-1-3-6(4-2-5)10-7(9)11/h1-4H,(H3,9,10,11) |
4-Bromophenylurea - Physico-chemical Properties
| Molecular Formula | C7H7BrN2O |
| Molar Mass | 215.05 |
| Density | 1.708 |
| Melting Point | 225-227°C |
| Boling Point | 291℃ |
| Flash Point | 130℃ |
| Vapor Presure | 0.00202mmHg at 25°C |
| Appearance | powder to crystal |
| Color | Purple to Dark purple to Dark red |
| BRN | 2090140 |
| pKa | 14.13±0.70(Predicted) |
| Storage Condition | Room Temprature |
| Refractive Index | 1.6500 (estimate) |
| MDL | MFCD00025428 |
4-Bromophenylurea - Risk and Safety
| Safety Description | S22 - Do not breathe dust. S24/25 - Avoid contact with skin and eyes. |
| HS Code | 29242100 |
| Hazard Class | IRRITANT |
4-Bromophenylurea - Introduction
4-Bromophenylurea is an organic compound with the chemical formula C7H6BrN3. The following is a description of the properties, uses, preparation and safety information of 4-bromophenylurea:
Nature:
-Appearance: 4-Bromophenylurea is white crystal or crystalline powder.
-Solubility: Soluble in alcohols and ketones, slightly soluble in water.
Use:
4-Bromophenylurea has the following important applications in organic synthesis:
-As a chemical intermediate: It can be used to prepare other organic compounds, such as pesticides, drugs and dyes.
-used for catalytic reaction: it can be used as a ligand or catalyst to participate in organic synthesis in the amination reaction, chlorination reaction, etc.
Method:
The preparation method of 4-bromophenyl urea can be achieved by the following steps:
1. Condensation reaction of 4-Bromo benzoic acid and amino formamide to generate 4-Bromo phenyl urea.
Safety Information:
-4-Bromophenyl urea is an organic compound and is dangerous to a certain extent. Please store it in a cool, dry and well-ventilated place.
-Wear appropriate protective equipment such as gloves, masks and goggles during operation.
-When in contact with skin or eyes, rinse immediately with plenty of water.
-Avoid inhaling the dust of the compound and avoid ingestion.
-Before use, please be sure to understand and follow the relevant safety guidelines in detail, and properly dispose of waste. If necessary, consult a chemical specialist or relevant chemical safety information.
Nature:
-Appearance: 4-Bromophenylurea is white crystal or crystalline powder.
-Solubility: Soluble in alcohols and ketones, slightly soluble in water.
Use:
4-Bromophenylurea has the following important applications in organic synthesis:
-As a chemical intermediate: It can be used to prepare other organic compounds, such as pesticides, drugs and dyes.
-used for catalytic reaction: it can be used as a ligand or catalyst to participate in organic synthesis in the amination reaction, chlorination reaction, etc.
Method:
The preparation method of 4-bromophenyl urea can be achieved by the following steps:
1. Condensation reaction of 4-Bromo benzoic acid and amino formamide to generate 4-Bromo phenyl urea.
Safety Information:
-4-Bromophenyl urea is an organic compound and is dangerous to a certain extent. Please store it in a cool, dry and well-ventilated place.
-Wear appropriate protective equipment such as gloves, masks and goggles during operation.
-When in contact with skin or eyes, rinse immediately with plenty of water.
-Avoid inhaling the dust of the compound and avoid ingestion.
-Before use, please be sure to understand and follow the relevant safety guidelines in detail, and properly dispose of waste. If necessary, consult a chemical specialist or relevant chemical safety information.
Last Update：2024-04-09 19:05:47
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CAS: 1967-25-5
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