74553-29-0
2,5-Dibromobenzaldehyde
CAS: 74553-29-0
Molecular Formula: C7H4Br2O
74553-29-0 - Names and Identifiers
| Name | 2,5-Dibromobenzaldehyde |
| Synonyms | VHR BE EE 2,5-DIBROMOBENZALDEHYDE 2,5-Dibromobenzaldehyde Benzaldehyde,2,5-dibromo- Benzaldehyde, 2,5-dibromo- |
| CAS | 74553-29-0 |
| InChI | InChI=1/C7H4Br2O/c8-6-1-2-7(9)5(3-6)4-10/h1-4H |
| InChIKey | BQBXKWGMPUCSQV-UHFFFAOYSA-N |
74553-29-0 - Physico-chemical Properties
| Molecular Formula | C7H4Br2O |
| Molar Mass | 263.91 |
| Density | 1.977±0.06 g/cm3(Predicted) |
| Melting Point | 88-92 °C |
| Boling Point | 283.3±20.0 °C(Predicted) |
| Flash Point | 111.244°C |
| Water Solubility | Soluble in water. |
| Vapor Presure | 0.003mmHg at 25°C |
| Storage Condition | Keep in dark place,Sealed in dry,Room Temperature |
| Sensitive | Air Sensitive |
| Refractive Index | 1.645 |
| MDL | MFCD00462864 |
74553-29-0 - Risk and Safety
| Risk Codes | R22 - Harmful if swallowed R34 - Causes burns R50/53 - Very toxic to aquatic organisms, may cause long-term adverse effects in the aquatic environment. |
| 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.) S60 - This material and its container must be disposed of as hazardous waste. S61 - Avoid release to the environment. Refer to special instructions / safety data sheets. |
| UN IDs | UN 2923 8/PG 2 |
| WGK Germany | 3 |
| HS Code | 29130000 |
| Packing Group | Ⅱ |
74553-29-0 - Introduction
2,5-Dibromobenzalhyde is a chemical substance with the chemical formula C7H4Br2O. The following is a description of its nature, use, preparation and safety information:
Nature:
-Appearance: 2,5-Dibromobenzalhyde is a pale yellow to pale orange crystal or solid.
-Solubility: It is soluble in ethanol, dimethylformamide and chloroform, but poorly soluble in water.
-Melting point: Its melting point range is about 44-48 degrees Celsius.
Use:
-2,5-Dibromobenzalhyde can be used as an intermediate in organic synthesis and is widely used in the preparation of various drugs and chemicals.
-It is commonly used in the synthesis of halogenated substituted aromatic aldehyde compounds.
-It can also be used as a synthetic raw material for pesticides, pigments and dyes.
Preparation Method:
The preparation method of 2,5-Dibromobenzalhyde is mainly completed by the bromination reaction of p-bromobenzaldehyde. One common method of preparation is to react bromobenzaldehyde with bromine in the presence of sodium hydroxide or potassium hydroxide.
Safety Information:
- 2,5-Dibromobenzalhyde should avoid inhaling its dust or gas.
-It may irritate the eyes, skin and respiratory system, so wear protective measures when using it.
-If inhaled or exposed, rinse immediately with plenty of warm water and seek medical attention.
-During storage and handling, it is necessary to pay attention to fire prevention, explosion prevention and avoid the danger of smoke or gas generation.
-For detailed safety information and recommendations for the use of this compound, please refer to the safety data sheet of the relevant chemical.
Nature:
-Appearance: 2,5-Dibromobenzalhyde is a pale yellow to pale orange crystal or solid.
-Solubility: It is soluble in ethanol, dimethylformamide and chloroform, but poorly soluble in water.
-Melting point: Its melting point range is about 44-48 degrees Celsius.
Use:
-2,5-Dibromobenzalhyde can be used as an intermediate in organic synthesis and is widely used in the preparation of various drugs and chemicals.
-It is commonly used in the synthesis of halogenated substituted aromatic aldehyde compounds.
-It can also be used as a synthetic raw material for pesticides, pigments and dyes.
Preparation Method:
The preparation method of 2,5-Dibromobenzalhyde is mainly completed by the bromination reaction of p-bromobenzaldehyde. One common method of preparation is to react bromobenzaldehyde with bromine in the presence of sodium hydroxide or potassium hydroxide.
Safety Information:
- 2,5-Dibromobenzalhyde should avoid inhaling its dust or gas.
-It may irritate the eyes, skin and respiratory system, so wear protective measures when using it.
-If inhaled or exposed, rinse immediately with plenty of warm water and seek medical attention.
-During storage and handling, it is necessary to pay attention to fire prevention, explosion prevention and avoid the danger of smoke or gas generation.
-For detailed safety information and recommendations for the use of this compound, please refer to the safety data sheet of the relevant chemical.
Last Update：2024-04-09 20:49:11
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