2-METHYL-1-BUTEN-3-YNE
Synonym(s):Isopropenylacetylene
- CAS NO.：78-80-8
- Empirical Formula: C5H6
- Molecular Weight: 66.1
- MDL number: MFCD00008599
- EINECS: 201-144-9
- SAFETY DATA SHEET (SDS)
- Update Date: 2025-09-25 17:15:13
What is 2-METHYL-1-BUTEN-3-YNE?
Chemical properties
Clear colorless to light yellow liquid
The Uses of 2-METHYL-1-BUTEN-3-YNE
2-Methyl-1-buten-3-yne is a reagent used in analytical studies to determine the aroma compounds present in various things by using pyrolysis gas chromatography mass spectrometry techniques.
What are the applications of Application
2-Methyl-1-buten-3-yne is a reagent used in analytical studies to determine the aroma compounds present in various things by using pyrolysis gas chromatography mass spectrometry techniques
Hazard
Flammable, dangerous fire risk.
Properties of 2-METHYL-1-BUTEN-3-YNE
| Melting point: | -113 °C |
| Boiling point: | 32 °C(lit.) |
| Density | 0.695 g/mL at 25 °C(lit.) |
| vapor pressure | 8.96 psi ( 20 °C) |
| refractive index | n |
| Flash point: | 20 °F |
| storage temp. | 2-8°C |
| solubility | soluble in Chloroform, Methanol |
| form | Liquid |
| color | Clear |
| Water Solubility | Not miscible in water. |
| BRN | 969175 |
Safety information for 2-METHYL-1-BUTEN-3-YNE
| Signal word | Danger |
| Pictogram(s) |
 Flame Flammables GHS02  Exclamation Mark Irritant GHS07  Health Hazard GHS08 |
| GHS Hazard Statements |
H224:Flammable liquids H302:Acute toxicity,oral H304:Aspiration hazard H315:Skin corrosion/irritation H319:Serious eye damage/eye irritation H332:Acute toxicity,inhalation H335:Specific target organ toxicity, single exposure;Respiratory tract irritation |
| Precautionary Statement Codes |
P210:Keep away from heat/sparks/open flames/hot surfaces. — No smoking. P261:Avoid breathing dust/fume/gas/mist/vapours/spray. P315:Get immediate medical advice/attention. P331:Do NOT induce vomiting. P301+P310:IF SWALLOWED: Immediately call a POISON CENTER or doctor/physician. P301+P330+P331:IF SWALLOWED: Rinse mouth. Do NOT induce vomiting. P305+P351+P338:IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing. P403+P235:Store in a well-ventilated place. Keep cool. |
Computed Descriptors for 2-METHYL-1-BUTEN-3-YNE
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