3-methoxybutyl carbonochloridate - Names and Identifiers
3-methoxybutyl carbonochloridate - Physico-chemical Properties
Molecular Formula | C6H11ClO3
|
Molar Mass | 166.6 |
Density | 1.116g/cm3 |
Boling Point | 182.3°C at 760 mmHg |
Flash Point | 66.8°C |
Vapor Presure | 0.815mmHg at 25°C |
Refractive Index | 1.425 |
Physical and Chemical Properties | Light yellow transparent volatile liquid, irritating odor |
3-methoxybutyl carbonochloridate - Introduction
3-methoxybutyl chloroformate is an organic compound with the chemical formula C7H13ClO3. The following is a description of the properties, uses, preparation and safety information of this compound:
Nature:
-Appearance: Colorless or light yellow liquid.
-Solubility: Soluble in ethanol, acetone, chloroform, dichloromethane and other organic solvents, slightly soluble in water.
-Melting point: approximately -20°C.
-Boiling point: about 160-165°C.
-Density: about 1.12g/cm³.
Use:
3-methoxybutyl chloroformate is mainly used for the introduction and removal of protecting groups in organic synthesis and chemical research. It can be used as an anhydride for esterification and acylation reactions. In addition, it can also be used as an intermediate and reagent in organic synthesis for the synthesis of various target compounds.
Preparation Method:
The preparation method of 3-methoxybutyl chloroformate can be obtained by reacting 3-methoxy-1-butanol with chloroformate. The specific steps are as follows:
1. Mix 3-methoxy-1-butanol and chloroformate with an appropriate amount of organic solvent (such as dichloromethane).
2. At low temperature, slowly add base (such as triethylamine) catalyst.
3. The reaction mixture is stirred for a period of time to complete the reaction.
4. The residue was filtered and the solvent was removed by distillation to obtain the pure 3-methoxybutyl chloroformate product.
Safety Information:
- 3-methoxybutyl chloroformate is an organic compound with certain toxicity. Contact with skin, eyes and respiratory tract should be avoided.
-Wear protective gloves, goggles and protective masks during use.
-In case of contact with skin or eyes, rinse immediately with plenty of water and seek medical help if necessary.
-During storage and handling, keep away from ignition and oxidizing agents to avoid fire or explosion accidents.
-Under reasonable storage conditions, 3-methoxybutyl chloroformate can be stored stably, and should be stored in a cold and dark place, away from open flames and high temperatures. Keep away from children and animals.
Last Update:2024-04-10 22:29:15