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  7. 2-Butyne, 98%

2-Butyne, 98%

Catalog No. p-7021476
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Quantity:
100 g
25 g
5 g
Catalog No. Quantity
AAA1382306 5 g
AAA1382314 25 g
AAA1382322 100 g
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Catalog No. AAA1382306

Supplier: Thermo Scientific Chemicals A1382306

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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.

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

Specifications

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 5 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
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Safety and Handling

Hazard Category H224-H315-H319-H335
Hazard Statement GHS H Statement
H224-H315-H319-H335
Extremely flammable liquid and vapour.
Causes skin irritation.
Causes serious eye irritation.
May cause respiratory irritation.
Precautionary Statement P210-P233-P235-P240-P241-P242-P243-P261-P264b-P271-P280-P303+P361+P353-P304+P340-P305+P351+P338-P312-P332+P313-P363-P370+P378q-P501c
DOTInformation Transport Hazard Class: 3; Packing Group: I; Proper Shipping Name: HYDROCARBONS, LIQUID, N.O.S.
EINECSNumber 207-962-2
TSCA Yes
Recommended Storage Keep cold

RUO – Research Use Only