70201-43-3
3-Bromopyridine-4-carboxaldehyde
CAS: 70201-43-3
Molecular Formula: C6H4BrNO
70201-43-3 - Names and Identifiers
| Name | 3-Bromopyridine-4-carboxaldehyde |
| Synonyms | CHEMBRDG-BB 4003258 3-BROMO-4-FORMYLPYRIDINE 3-Bromo-4-Formylpyridine 3-bromopyridine-4-carbaldehyde 3-BROMO-PYRIDINE-4-CARBALDEHYDE 3-Bromopyridine-4-carboxaldehyde 3-Bromo-4-pyridinecarboxaldehyde 5-BroMopyridine-4-carboxaldehyde 3-BROMO-4-PYRIDINECARBOXALDEHYDE |
| CAS | 70201-43-3 |
| EINECS | 627-770-6 |
| InChI | InChI=1/C6H4BrNO/c7-6-3-8-2-1-5(6)4-9/h1-4H |
| InChIKey | NOBDKWLIAQKADB-UHFFFAOYSA-N |
70201-43-3 - Physico-chemical Properties
| Molecular Formula | C6H4BrNO |
| Molar Mass | 186.01 |
| Density | 1.683±0.06 g/cm3(Predicted) |
| Melting Point | 81-82°C(lit.) |
| Boling Point | 246.2±20.0 °C(Predicted) |
| Flash Point | 102.7°C |
| Solubility | Acetonitrile (Slightly), Chloroform (Slightly) |
| Vapor Presure | 0.0275mmHg at 25°C |
| Appearance | Solid |
| Color | Light Brown |
| pKa | 0.90±0.18(Predicted) |
| Storage Condition | Keep in dark place,Sealed in dry,Room Temperature |
| Refractive Index | 1.619 |
| MDL | MFCD05864506 |
70201-43-3 - Risk and Safety
| Risk Codes | R22 - Harmful if swallowed R36/38 - Irritating to eyes and skin. R43 - May cause sensitization by skin contact |
| Safety Description | S26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. S36/37 - Wear suitable protective clothing and gloves. |
| WGK Germany | 3 |
| HS Code | 29333990 |
| Hazard Note | Irritant |
70201-43-3 - Introduction
It is a compound whose chemical formula is C6H4BrNO. The following is a detailed description of its nature, use, formulation and safety information:
Nature:
-Appearance: It is a solid, often yellow or light yellow crystal.
-Solubility: It is soluble in most organic solvents, such as ethanol, dimethylformamide and dichloromethane.
-Melting point: Its melting point range is approximately 60-62°C.
Use:
-and can be used in organic synthesis reactions. It can be used as an important intermediate in the synthesis of various organic compounds, such as drugs, pesticides and dyes.
-The compound can also be used as a crosslinking reagent in organic synthesis to change the physical and chemical properties of polymers.
Preparation Method:
The preparation method of-pyridinium can be carried out by the following steps: first, pyridine is reacted with bromine gas to obtain 3-bromopyridine; then, 3-bromopyridine is reacted with formaldehyde in the presence of a base to generate pyridinium.
Safety Information:
-is an organic bromine compound, which has certain toxicity. When handling and using, the safe handling of chemicals should be followed, such as wearing appropriate personal protective equipment (such as gloves and goggles).
-The compound should also be stored in a sealed container, away from heat and fire sources.
-Refer to the relevant Chemical Safety Data Sheet (MSDS) for specific requirements regarding dosage and other safety information.
Nature:
-Appearance: It is a solid, often yellow or light yellow crystal.
-Solubility: It is soluble in most organic solvents, such as ethanol, dimethylformamide and dichloromethane.
-Melting point: Its melting point range is approximately 60-62°C.
Use:
-and can be used in organic synthesis reactions. It can be used as an important intermediate in the synthesis of various organic compounds, such as drugs, pesticides and dyes.
-The compound can also be used as a crosslinking reagent in organic synthesis to change the physical and chemical properties of polymers.
Preparation Method:
The preparation method of-pyridinium can be carried out by the following steps: first, pyridine is reacted with bromine gas to obtain 3-bromopyridine; then, 3-bromopyridine is reacted with formaldehyde in the presence of a base to generate pyridinium.
Safety Information:
-is an organic bromine compound, which has certain toxicity. When handling and using, the safe handling of chemicals should be followed, such as wearing appropriate personal protective equipment (such as gloves and goggles).
-The compound should also be stored in a sealed container, away from heat and fire sources.
-Refer to the relevant Chemical Safety Data Sheet (MSDS) for specific requirements regarding dosage and other safety information.
Last Update：2024-04-09 21:01:54
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CAS: 70201-43-3
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