2-Butyne, 98%

Product Code.	Quantity	unitSize
11414914	25 g	25g
11404914	5 g	5g
11424914	100 g	100g

Product Code. 11414914

Brand: Thermo Scientific Alfa Aesar A13823.14

Description

CAS: 503-17-3 | C4H6 | 54.092 g/mol

2-Butyne is used to synthesize alkylated hydroquinones in the total synthesis of Vitamin E. It is also used as pharmaceutical intermediates.

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-Butyne is used to synthesize alkylated hydroquinones in the total synthesis of Vitamin E. It is also used as pharmaceutical intermediates.

Solubility
Not miscible in water.

Notes
Avoid extremes of temperature and direct sunlight. Heat-sensitive. Avoid contact with oxidizing materials. Incompatible with Halogens. Chlorinated solvents.

Specifications

Chemical Identifiers

• CAS: 503-17-3
• Molecular Formula: C4H6
• Molecular Weight (g/mol): 54.092
• MDL Number: MFCD00009275
• InChI Key: XNMQEEKYCVKGBD-UHFFFAOYSA-N
• Synonym: 2-butyne, dimethylacetylene, crotonylene, unii-lke6d3018e, ch3cequivcch3, 1,2-dimethylvinylene, 1-methyl-1-propynyl, 2-butyn, acmc-209kl9
• PubChem CID: 10419
• IUPAC Name: but-2-yne
• SMILES: CC#CC

• Melting Point: -32°C
• Density: 0.69
• Boiling Point: 24°C to 27°C
• Flash Point: −49°C (−56°F)
• Odor: Recognizable
• Refractive Index: 1.392
• Quantity: 25 g
• UN Number: UN3295
• Beilstein: 1361340
• Solubility Information: Not miscible in water.
• Formula Weight: 54.09
• Percent Purity: 98%
• Chemical Name or Material: 2-Butyne

Safety and Handling

SDS

RUO – Research Use Only