2-Methyl-1-buten-3-yne, 97%

Description

CAS: 78-80-8 | C5H6 | 66.103 g/mol

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.

This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Scientific Chemicals.

Applications
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.

Solubility
Not miscible in water.

Notes
Store at 4°C. Incompatible with heavy metal powders, heat. Protect from heat and direct sunlight. Store away from oxidizing agents.

Specifications

Chemical Identifiers

• CAS: 78-80-8
• Molecular Formula: C5H6
• Molecular Weight (g/mol): 66.103
• MDL Number: MFCD00008599
• InChI Key: BOFLDKIFLIFLJA-UHFFFAOYSA-N
• Synonym: isopropenylacetylene, 2-methyl-1-buten-3-yne, valylene, 1-buten-3-yne, 2-methyl, 3-methyl-3-buten-1-yne, 2-methylbutenyne, isopropenyl acetylene, acmc-20anrd, 2-methyl-1-butenyne, 2-methyl-l-buten-3-yne
• PubChem CID: 62323
• IUPAC Name: 2-methylbut-1-en-3-yne
• SMILES: CC(=C)C#C

• Melting Point: -113°C
• Density: 0.694
• Boiling Point: 32°C to 33°C
• Flash Point: −45°C (−49°F)
• Odor: Pungent
• Refractive Index: 1.418
• Quantity: 5 g
• UN Number: UN3295
• Beilstein: 969175
• Solubility Information: Not miscible in water.
• Formula Weight: 66.1
• Percent Purity: 97%
• Chemical Name or Material: 2-Methyl-1-buten-3-yne

Safety and Handling

Hazard Category	H224-H302+H332-H315-H319-H335
Hazard Statement	GHS H Statement H224-H304-H302-H332-H315-H319-H335 Extremely flammable liquid and vapor. May be fatal if swallowed and enters airways. Harmful if swallowed. Harmful if inhaled. Causes skin irritation. Causes serious eye irritation. May cause respiratory irritation.
Precautionary Statement	P210-P233-P235-P240-P241-P242-P243-P261-P264b-P270-P271-P280-P301+P312-P303+P361+P353-P304+P340-P305+P351+P338-P312-P330-P332+P313-P363-P372-P374-P380-P501c
DOTInformation	Transport Hazard Class: 3; Packing Group: I; Proper Shipping Name: HYDROCARBONS, LIQUID, N.O.S.
EINECSNumber	201-144-9
RTECSNumber	EN0960000
TSCA	No
Recommended Storage	Keep cold

SDS

RUO – Research Use Only