HEX-5-YNOIC ACID
5-Hexynoic acid
CAS: 53293-00-8
Molecular Formula: C6H8O2
HEX-5-YNOIC ACID - Names and Identifiers
| Name | 5-Hexynoic acid |
| Synonyms | hex-5-ynoate 5-HEXYNOIC ACID 5-Hexynoic acid Hex-5-ynoic acid HEX-5-YNOIC ACID TIMTEC-BB SBB009090 RARECHEM AL BO 1092 4-Ethynylbutyric acid |
| CAS | 53293-00-8 |
| EINECS | 610-982-8 |
| InChI | InChI=1/C6H8O2/c1-2-3-4-5-6(7)8/h1H,3-5H2,(H,7,8)/p-1 |
| InChIKey | VPFMEXRVUOPYRG-UHFFFAOYSA-N |
HEX-5-YNOIC ACID - Physico-chemical Properties
| Molecular Formula | C6H8O2 |
| Molar Mass | 112.13 |
| Density | 1.016g/mLat 25°C(lit.) |
| Melting Point | 27°C (estimate) |
| Boling Point | 224-225°C(lit.) |
| Flash Point | 230°F |
| Water Solubility | Miscible with water. |
| Vapor Presure | 0.042mmHg at 25°C |
| Appearance | Liquid |
| Color | yellow |
| BRN | 1743192 |
| pKa | 4?+-.0.10(Predicted) |
| Storage Condition | Keep in dark place,Sealed in dry,Room Temperature |
| Refractive Index | n20/D 1.449(lit.) |
| MDL | MFCD00066346 |
HEX-5-YNOIC ACID - Risk and Safety
| Hazard Symbols | Xi - Irritant |
| Risk Codes | 36/37/38 - Irritating to eyes, respiratory system and skin. |
| Safety Description | S26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. S36 - Wear suitable protective clothing. |
| UN IDs | 3265 |
| WGK Germany | 3 |
| FLUKA BRAND F CODES | 10-23 |
| HS Code | 29161900 |
| Hazard Class | 8 |
| Packing Group | III |
HEX-5-YNOIC ACID - Introduction
5-Hexynoic acid is an organic compound with the chemical formula C6H10O2. The following is a description of the nature, use, preparation and safety information of 5-Hexynoic acid:
Nature:
-Appearance: 5-Hexynoic acid is a colorless liquid.
-Solubility: Soluble in many organic solvents, such as ethanol, ether and ester.
-Melting point: approximately -29°C.
-Boiling point: about 222°C.
-Density: about 0.96g/cm³.
-Flammability: 5-Hexynoic acid is flammable and should be kept away from fire and high temperature.
Use:
- 5-Hexynoic acid is mainly used as a chemical intermediate in organic synthesis and for the synthesis of other organic compounds.
-It can be used to synthesize some polymers, such as photosensitive resin, polyester and polyacetylene.
-Derivatives of 5-Hexynoic acid can be used as dyes, antibacterial agents and fluorescent markers.
Preparation Method:
5-Hexynoic acid can be prepared by the following steps:
1. the reaction of acetic acid chloride or acetone aluminum chloride generates acid chloride;
2. Condensation of acid chloride with acetic acid to generate 5-Hexynoic acid anhydride;
3. 5-Hexynoic acid anhydride is heated and hydrolyzed to generate 5-Hexynoic acid.
Safety Information:
- 5-Hexynoic acid may be irritating to the eyes, skin and respiratory system and direct contact should be avoided.
-Wear appropriate personal protective equipment such as goggles, gloves and lab coats when operating.
-Avoid inhaling 5-Hexynoic acid vapor and operate in a well-ventilated environment.
-When storing and handling 5-Hexynoic acid, follow safe practices to ensure proper storage conditions and proper handling.
-If you accidentally touch or ingest 5-Hexynoic acid, you should seek medical help immediately and provide the product container or label to your doctor.
Nature:
-Appearance: 5-Hexynoic acid is a colorless liquid.
-Solubility: Soluble in many organic solvents, such as ethanol, ether and ester.
-Melting point: approximately -29°C.
-Boiling point: about 222°C.
-Density: about 0.96g/cm³.
-Flammability: 5-Hexynoic acid is flammable and should be kept away from fire and high temperature.
Use:
- 5-Hexynoic acid is mainly used as a chemical intermediate in organic synthesis and for the synthesis of other organic compounds.
-It can be used to synthesize some polymers, such as photosensitive resin, polyester and polyacetylene.
-Derivatives of 5-Hexynoic acid can be used as dyes, antibacterial agents and fluorescent markers.
Preparation Method:
5-Hexynoic acid can be prepared by the following steps:
1. the reaction of acetic acid chloride or acetone aluminum chloride generates acid chloride;
2. Condensation of acid chloride with acetic acid to generate 5-Hexynoic acid anhydride;
3. 5-Hexynoic acid anhydride is heated and hydrolyzed to generate 5-Hexynoic acid.
Safety Information:
- 5-Hexynoic acid may be irritating to the eyes, skin and respiratory system and direct contact should be avoided.
-Wear appropriate personal protective equipment such as goggles, gloves and lab coats when operating.
-Avoid inhaling 5-Hexynoic acid vapor and operate in a well-ventilated environment.
-When storing and handling 5-Hexynoic acid, follow safe practices to ensure proper storage conditions and proper handling.
-If you accidentally touch or ingest 5-Hexynoic acid, you should seek medical help immediately and provide the product container or label to your doctor.
Last Update：2024-04-10 22:29:15
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