4-OXAZOLECARBOXYLIC ACID EP - Names and Identifiers
4-OXAZOLECARBOXYLIC ACID EP - Physico-chemical Properties
Molecular Formula | C4H3NO3
|
Molar Mass | 113.07 |
Density | 1.449±0.06 g/cm3(Predicted) |
Melting Point | 142 °C |
Boling Point | 289.3±13.0 °C(Predicted) |
Flash Point | 128.779°C |
Solubility | soluble in Methanol |
Vapor Presure | 0.001mmHg at 25°C |
Appearance | Solid |
Color | Pale orange to brown |
pKa | 3.39±0.10(Predicted) |
Storage Condition | 2-8°C |
Sensitive | Sensitive to air |
Refractive Index | 1.517 |
MDL | MFCD06797151 |
4-OXAZOLECARBOXYLIC ACID EP - Risk and Safety
Hazard Symbols | Xi - Irritant
|
Risk Codes | R36/37/38 - Irritating to eyes, respiratory system and skin.
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.
S22 - Do not breathe dust.
|
WGK Germany | 3 |
HS Code | 29349990 |
Hazard Note | Irritant |
4-OXAZOLECARBOXYLIC ACID EP - Introduction
Oxazole-4-carboxylic acid, also known as 4-oxo-oxazolic acid, is an organic compound with the chemical formula C4H3NO3. The following is an introduction to the nature, use, formulation and safety information of Oxazole-4-carboxylic acid:
Nature:
-Appearance: Oxazole-4-carboxylic acid is a colorless or white solid.
-Solubility: It can be dissolved in water and some organic solvents.
-Melting point: The melting point of Oxazole-4-carboxylic acid is about 150-155 ℃.
Use:
-Chemical intermediates: Oxazole-4-carboxylic acid is often used as a starting material and intermediate in organic synthesis.
-Drug research: It is used in drug research to synthesize biologically active compounds.
-Photosensitive dyes: Oxazole-4-carboxylic acid can be used to prepare photosensitive dyes for the manufacture of photosensitive materials and the printing industry.
Method:
Oxazole-4-carboxylic acid is usually synthesized by the following methods:
-Oxazole derivatives: Oxazole compounds react with aldehyde to give oxazole-4-aldehyde, which is subsequently oxidized to give Oxazole-4-carboxylic acid.
Safety Information:
- Oxazole-4-carboxylic acid is not considered harmful under regular use and storage conditions.
-When handling Oxazole-4-carboxylic acid, follow regular laboratory safety procedures to avoid contact with skin and eyes, and pay attention to proper ventilation and protective measures.
-Try to avoid inhaling dust Oxazole-4-carboxylic acid to prevent unnecessary health risks.
Last Update:2024-04-09 02:00:44