5-HEXYNOIC ACID
- CAS NO.：53293-00-8
- Empirical Formula: C6H8O2
- Molecular Weight: 112.13
- MDL number: MFCD00066346
- EINECS: 610-982-8
- SAFETY DATA SHEET (SDS)
- Update Date: 2024-11-15 19:19:13
What is 5-HEXYNOIC ACID?
Chemical properties
clear yellow liquid
The Uses of 5-HEXYNOIC ACID
5-Hexynoic acid is used in the preparation of hex-5-ynoic acid methyl ester by using p-toluenesulfonic acid as a reagent. It is also involved in chemical synthesis.
Definition
ChEBI: A hexynoic acid in which the triple bond is between the carbons at positions 5 and 6.
General Description
5-Hexynoic acid is an alkynoic acid. It undergoes gold-catalyzed cyclization to form the corresponding methylene lactones.
Properties of 5-HEXYNOIC ACID
| Melting point: | 27°C (estimate) |
| Boiling point: | 224-225 °C(lit.) |
| Density | 1.016 g/mL at 25 °C(lit.) |
| refractive index | n |
| Flash point: | 230 °F |
| storage temp. | Keep in dark place,Sealed in dry,Room Temperature |
| form | Liquid |
| pka | 4?+-.0.10(Predicted) |
| color | yellow |
| Water Solubility | Miscible with water. |
| BRN | 1743192 |
| CAS DataBase Reference | 53293-00-8(CAS DataBase Reference) |
Safety information for 5-HEXYNOIC ACID
| Signal word | Warning |
| Pictogram(s) |
 Exclamation Mark Irritant GHS07 |
| GHS Hazard Statements |
H315:Skin corrosion/irritation H319:Serious eye damage/eye irritation H335:Specific target organ toxicity, single exposure;Respiratory tract irritation |
| Precautionary Statement Codes |
P261:Avoid breathing dust/fume/gas/mist/vapours/spray. P264:Wash hands thoroughly after handling. P264:Wash skin thouroughly after handling. P271:Use only outdoors or in a well-ventilated area. P280:Wear protective gloves/protective clothing/eye protection/face protection. P302+P352:IF ON SKIN: wash with plenty of soap and water. P305+P351+P338:IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing. |
Computed Descriptors for 5-HEXYNOIC ACID
| InChIKey | VPFMEXRVUOPYRG-UHFFFAOYSA-N |
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