4-Bromo-1-butyne, 97%, Thermo Scientific Chemicals

Description

4-Bromo-1-butyne is used for 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
4-Bromo-1-butyne is used for pharmaceutical intermediates.

Solubility
Immiscible with water.

Notes
Recommended storage in refrigerator. Keep away from sources of ignition. Incompatible with strong oxidizing agents.

Specifications

Chemical Identifiers

• CAS: 38771-21-0
• Molecular Formula: C4H5Br
• Molecular Weight (g/mol): 132.988
• MDL Number: MFCD10000883
• InChI Key: XLYOGWXIKVUXCL-UHFFFAOYSA-N
• Synonym: 4-bromo-1-butyne, 1-bromo-3-butyne, 1-butyne, 4-bromo, 4-bromobutyne, 3-butynyl bromide, 1-bromo-3-butynol, 4-bromo-but-1-yne, acmc-1afup, 1-butyne, 4-bromo-6ci,9ci
• PubChem CID: 11073464
• IUPAC Name: 4-bromobut-1-yne
• SMILES: C#CCCBr

• Density: 1.417
• Boiling Point: 110°C
• Flash Point: 24°C (75°F)
• Refractive Index: 1.481
• Linear Formula: HC≡CCH₂CH₂Br
• Quantity: 25 g
• UN Number: UN1992
• Solubility Information: Immiscible with water.
• Formula Weight: 132.99
• Percent Purity: 97%
• Chemical Name or Material: 4-Bromo-1-butyne

Safety and Handling

Hazard Category	H226-H301-H317
Hazard Statement	GHS H Statement H301-H226-H317 Toxic if swallowed. Flammable liquid and vapor. May cause an allergic skin reaction.
Precautionary Statement	P210-P233-P240-P241-P242-P243-P261-P264b-P270-P272-P280-P301+P310-P303+P361+P353-P330-P333+P313-P363-P370+P378q-P501c
DOTInformation	Transport Hazard Class: 3; Packing Group: III; Proper Shipping Name: FLAMMABLE LIQUIDS, TOXIC, N.O.S.
TSCA	No
Recommended Storage	Keep cold; Store under Argon

SDS

RUO – Research Use Only