67482-48-8
3-Chlorothiophene-2-carbaldehyde
CAS: 67482-48-8
Molecular Formula: C5H3ClOS
67482-48-8 - Names and Identifiers
67482-48-8 - Physico-chemical Properties
| Molecular Formula | C5H3ClOS |
| Molar Mass | 146.59 |
| Density | 1.429±0.06 g/cm3(Predicted) |
| Boling Point | 98 °C |
| Flash Point | 92.9°C |
| Vapor Presure | 0.0674mmHg at 25°C |
| Storage Condition | under inert gas (nitrogen or Argon) at 2–8 °C |
| Refractive Index | 1.625 |
67482-48-8 - Risk and Safety
| Risk Codes | R20/21/22 - Harmful by inhalation, in contact with skin and if swallowed. R36/37/38 - Irritating to eyes, respiratory system and skin. |
| Safety Description | S23 - Do not breathe vapour. S2636/37/39 - |
| UN IDs | 2810 |
| HS Code | 29349990 |
67482-48-8 - Introduction
It is an organic compound whose chemical formula is C5H3ClOS.
Nature:
-Appearance: pale yellow liquid or solid;
-Melting point: about 23-28°C;
-Boiling point: about 173°C;
-Solubility: Soluble in chloroform, carbon disulfide, benzene and other organic solvents.
Use:
-It can be used as an intermediate in organic synthesis;
-The compound can be used to prepare thiophene derivatives with various functions, such as thiophene dyes, pharmaceutical intermediates, etc.
Preparation Method:
There are many preparation methods for the calcium salt, one of which is a common method by reacting 3-chlorothiophene with sodium hydroxide (NaOH) and formaldehyde.
Safety Information:
-may cause irritation and damage to the eyes, skin, respiratory system and digestive system. After contact, rinse with plenty of water immediately;
-During use, care should be taken to avoid inhaling its vapor or dust, and appropriate protective equipment should be equipped, such as gloves, goggles and respiratory protection;
-should be stored in a cool, dry, well-ventilated place, away from fire and oxidizing agents.
Nature:
-Appearance: pale yellow liquid or solid;
-Melting point: about 23-28°C;
-Boiling point: about 173°C;
-Solubility: Soluble in chloroform, carbon disulfide, benzene and other organic solvents.
Use:
-It can be used as an intermediate in organic synthesis;
-The compound can be used to prepare thiophene derivatives with various functions, such as thiophene dyes, pharmaceutical intermediates, etc.
Preparation Method:
There are many preparation methods for the calcium salt, one of which is a common method by reacting 3-chlorothiophene with sodium hydroxide (NaOH) and formaldehyde.
Safety Information:
-may cause irritation and damage to the eyes, skin, respiratory system and digestive system. After contact, rinse with plenty of water immediately;
-During use, care should be taken to avoid inhaling its vapor or dust, and appropriate protective equipment should be equipped, such as gloves, goggles and respiratory protection;
-should be stored in a cool, dry, well-ventilated place, away from fire and oxidizing agents.
Last Update：2024-04-09 02:00:47
