21900-46-9
2,3-Dimethylbenzoyl chloride
CAS: 21900-46-9
Molecular Formula: C9H9ClO
21900-46-9 - Names and Identifiers
| Name | 2,3-Dimethylbenzoyl chloride |
| Synonyms | 2,3-diMethyl chloride Dexmedetomidine Impurity 47 2,3-Dimethylbenzoyl chloride Benzoyl chloride, 2,3-dimethyl- benzoyl chloride, 2,3-dimethyl- 2,3-DIMETHYLBENZENE-1-CARBONYL CHLORIDE Benzoyl chloride, 2,3-dimethyl- (6CI,7CI,8CI,9CI) |
| CAS | 21900-46-9 |
| InChI | InChI=1/C9H9ClO/c1-6-4-3-5-8(7(6)2)9(10)11/h3-5H,1-2H3 |
21900-46-9 - Physico-chemical Properties
| Molecular Formula | C9H9ClO |
| Molar Mass | 168.62 |
| Density | 1.136±0.06 g/cm3(Predicted) |
| Melting Point | 2°C |
| Boling Point | 122 °C |
| Flash Point | 122-124°C |
| Vapor Presure | 0.0285mmHg at 25°C |
| Storage Condition | Room Temprature |
| Sensitive | Moisture Sensitive |
| Refractive Index | 1.5550 |
| MDL | MFCD00045217 |
21900-46-9 - Risk and Safety
| Risk Codes | R34 - Causes burns R36 - Irritating to the eyes |
| 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.) |
| UN IDs | 3265 |
| Hazard Note | Corrosive |
| Hazard Class | 8 |
| Packing Group | II |
21900-46-9 - Introduction
2,3-Dimethylbenzoyl chloride, chemical formula C9H9ClO, is an organic compound.
Nature:
-Appearance: Colorless to light yellow liquid.
-Melting point: 14-15 degrees Celsius.
-Boiling point: 245-246 degrees Celsius.
-Density: 1.122g/cm³.
-Solubility: Soluble in organic solvents, such as benzene and ether.
Use:
2,3-Dimethylbenzoyl chloride is commonly used as an important reagent in organic synthesis. The main uses include:
-as an intermediate in the synthesis of aromatic acid chloride compounds.
-for the synthesis of drugs, pesticides and other compounds containing acylated structure.
-Used for acylation and arylation reactions in organic synthesis reactions.
Preparation Method:
A common preparation method is to react 2,3-dimethylbenzoic acid with thionyl chloride. Reaction conditions are generally carried out at lower temperatures to avoid side reactions.
Safety Information:
- 2,3-Dimethylbenzoyl chloride is a corrosive substance and should be protected from contact with skin, eyes and respiratory tract. Wear appropriate protective gloves, glasses and respirator during operation.
-During use or storage, avoid contact with oxidants and alkaline substances to prevent dangerous reactions.
-Operate in a well-ventilated place and avoid inhaling its vapor.
-In case of contact with skin or eyes, rinse immediately with plenty of water and seek medical help.
-When using and handling the compound, follow the relevant safety procedures and regulations.
Nature:
-Appearance: Colorless to light yellow liquid.
-Melting point: 14-15 degrees Celsius.
-Boiling point: 245-246 degrees Celsius.
-Density: 1.122g/cm³.
-Solubility: Soluble in organic solvents, such as benzene and ether.
Use:
2,3-Dimethylbenzoyl chloride is commonly used as an important reagent in organic synthesis. The main uses include:
-as an intermediate in the synthesis of aromatic acid chloride compounds.
-for the synthesis of drugs, pesticides and other compounds containing acylated structure.
-Used for acylation and arylation reactions in organic synthesis reactions.
Preparation Method:
A common preparation method is to react 2,3-dimethylbenzoic acid with thionyl chloride. Reaction conditions are generally carried out at lower temperatures to avoid side reactions.
Safety Information:
- 2,3-Dimethylbenzoyl chloride is a corrosive substance and should be protected from contact with skin, eyes and respiratory tract. Wear appropriate protective gloves, glasses and respirator during operation.
-During use or storage, avoid contact with oxidants and alkaline substances to prevent dangerous reactions.
-Operate in a well-ventilated place and avoid inhaling its vapor.
-In case of contact with skin or eyes, rinse immediately with plenty of water and seek medical help.
-When using and handling the compound, follow the relevant safety procedures and regulations.
Last Update：2024-04-09 15:17:57
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