2-溴-4-醛基吡啶
2-Bromopyridine-4-carboxaldehyde
CAS: 118289-17-1
Molecular Formula: C6H4BrNO
2-溴-4-醛基吡啶 - Names and Identifiers
2-溴-4-醛基吡啶 - Physico-chemical Properties
| Molecular Formula | C6H4BrNO |
| Molar Mass | 186.01 |
| Density | 1.683±0.06 g/cm3(Predicted) |
| Melting Point | 52-56°C |
| Boling Point | 272.9±20.0 °C(Predicted) |
| Flash Point | 118.832°C |
| Solubility | soluble in Acetone |
| Vapor Presure | 0.006mmHg at 25°C |
| Appearance | White to white-like powder |
| Color | Pale yellow |
| BRN | 4243166 |
| pKa | -1.18±0.10(Predicted) |
| Storage Condition | Inert atmosphere,2-8°C |
| Sensitive | Air Sensitive |
| Refractive Index | 1.619 |
| MDL | MFCD04039311 |
2-溴-4-醛基吡啶 - Risk and Safety
| Risk Codes | R36/37/38 - Irritating to eyes, respiratory system and skin. R20/21/22 - Harmful by inhalation, in contact with skin and if swallowed. R10 - Flammable R22 - Harmful if swallowed |
| 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. S16 - Keep away from sources of ignition. |
| WGK Germany | 3 |
| HS Code | 29333990 |
| Hazard Class | IRRITANT |
2-溴-4-醛基吡啶 - Introduction
4-aldehyde -2-bromopyridine is an organic compound, chemical structure is C5H3BrO. The following is a description of its nature, use, formulation and safety information:
Nature:
-Appearance: 4-Aldehyde-2-bromopyridine is a colorless to pale yellow crystalline solid.
-Solubility: It can be dissolved in organic solvents, such as ethanol, ether and chloroform, but it is difficult to dissolve in water.
-Melting point: Its melting point is between 70-74°C.
Use:
-Synthesis intermediate: 4-Aldo-2-bromopyridine is commonly used as an important intermediate in organic synthesis and can be used to synthesize biologically active compounds.
-Chemical reaction: It can participate in a variety of organic chemical reactions, such as substitution reactions, condensation reactions and rearrangement reactions.
Preparation Method:
The preparation method of-4-aldo-2-bromopyridine is usually obtained by reacting 2-bromopyridine and acetyl formaldehyde. The reaction conditions are generally carried out under basic conditions and require sufficient stirring and an appropriate reaction time.
Safety Information:
-4-Aldehyde-2-bromopyridine is an organic compound. You need to pay attention to safe operation when using it, and wear appropriate protective equipment, such as gloves and safety glasses.
-It may cause irritation and damage to the skin, eyes and respiratory tract. Therefore, avoid contact with skin and eyes during operation, and ensure that the operating environment is well ventilated.
-When storing, it should be stored in a closed container, away from fire sources and oxidants, and avoid contact with combustibles.
Please note that when using chemicals, it is important to follow the correct laboratory safety procedures and carefully read the relevant chemical safety data sheets (MSDS).
Nature:
-Appearance: 4-Aldehyde-2-bromopyridine is a colorless to pale yellow crystalline solid.
-Solubility: It can be dissolved in organic solvents, such as ethanol, ether and chloroform, but it is difficult to dissolve in water.
-Melting point: Its melting point is between 70-74°C.
Use:
-Synthesis intermediate: 4-Aldo-2-bromopyridine is commonly used as an important intermediate in organic synthesis and can be used to synthesize biologically active compounds.
-Chemical reaction: It can participate in a variety of organic chemical reactions, such as substitution reactions, condensation reactions and rearrangement reactions.
Preparation Method:
The preparation method of-4-aldo-2-bromopyridine is usually obtained by reacting 2-bromopyridine and acetyl formaldehyde. The reaction conditions are generally carried out under basic conditions and require sufficient stirring and an appropriate reaction time.
Safety Information:
-4-Aldehyde-2-bromopyridine is an organic compound. You need to pay attention to safe operation when using it, and wear appropriate protective equipment, such as gloves and safety glasses.
-It may cause irritation and damage to the skin, eyes and respiratory tract. Therefore, avoid contact with skin and eyes during operation, and ensure that the operating environment is well ventilated.
-When storing, it should be stored in a closed container, away from fire sources and oxidants, and avoid contact with combustibles.
Please note that when using chemicals, it is important to follow the correct laboratory safety procedures and carefully read the relevant chemical safety data sheets (MSDS).
Last Update：2024-04-09 20:44:15
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View History
2-溴-4-醛基吡啶
Methyl 6-(4-Cbz-aMinophenyl)pyridine-2-carboxylate
3-氨基-2-氰基噻吩
2-氨基-5-(叔丁基)噻吩-3-羧酸甲酯
A-MSH改造多肽[AC-CYS4,DPHE7,CYS10] A-MSH (4-13),AMIDE
Phosphoric acid dipotassium 2-phenoxyethyl ester salt
D-3-BROMOCAMPHOR-10-SULFONIC ACID 1-HYDRATE
(E)-3-Trifluoromethylcinnamic acid ethyl ester
2-氯-5-(三氟甲基)苯并[D]噁唑
1,3-Dimethyl-1H-pyrazol-4-amine dihydrochloride
Methyl 6-(4-Cbz-aMinophenyl)pyridine-2-carboxylate
3-氨基-2-氰基噻吩
2-氨基-5-(叔丁基)噻吩-3-羧酸甲酯
A-MSH改造多肽[AC-CYS4,DPHE7,CYS10] A-MSH (4-13),AMIDE
Phosphoric acid dipotassium 2-phenoxyethyl ester salt
D-3-BROMOCAMPHOR-10-SULFONIC ACID 1-HYDRATE
(E)-3-Trifluoromethylcinnamic acid ethyl ester
2-氯-5-(三氟甲基)苯并[D]噁唑
1,3-Dimethyl-1H-pyrazol-4-amine dihydrochloride