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Thermo Scientific Chemicals
5-Hexynoic acid, 96%
CAS: 53293-00-8 | C6H8O2 | 112.128 g/mol
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Catalog number B25132.06
also known as B25132-06
Price (USD)
120.65
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Online exclusive
Ends: 30-Jun-2026
142.00Save 21.35 (15%)
Each
Quantity:
5 g
Price (USD)
120.65
Special offer
Online exclusive
Ends: 30-Jun-2026
142.00Save 21.35 (15%)
Each
Chemical Identifiers
CAS53293-00-8
IUPAC Namehex-5-ynoate
Molecular FormulaC6H7O2
InChI KeyVPFMEXRVUOPYRG-UHFFFAOYSA-M
SMILES[O-]C(=O)CCCC#C
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Specifications
Specification Sheet
Specification SheetAppearance (Color)Clear colorless to yellow to brown
Assay (Aqueous acid-base Titration)≥95.0 to ≤105.0%
Assay (Silylated GC)≥95.0%
Identification (FTIR)Conforms
Refractive Index1.4465-1.4525 @ 20°C
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5-Hexynoic acid is used in the preparation of hex-5-ynoic acid methyl ester by using p-toluenesulfonic acid as a reagent. It is also involved in chemical synthesis.
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
5-Hexynoic acid is used in the preparation of hex-5-ynoic acid methyl ester by using p-toluenesulfonic acid as a reagent. It is also involved in chemical synthesis.
Solubility
Miscible with water.
Notes
Incompatible with strong oxidizing agents.
5-Hexynoic acid is used in the preparation of hex-5-ynoic acid methyl ester by using p-toluenesulfonic acid as a reagent. It is also involved in chemical synthesis.
Solubility
Miscible with water.
Notes
Incompatible with strong oxidizing agents.
RUO – Research Use Only
General References:
- Serim, S.; Baer, P.; Verhelst, S. H. L. Mixed alkyl aryl phosphonate esters as quenched fluorescent activity-based probes for serine proteases. Org. Biomol. Chem. 2015, 13 (8), 2293-2299.
- Macdonell, A.; Johnson, N. A. B.; Surman, A. J.; Cronin, L. Configurable Nanosized Metal Oxide Oligomers via Precise Click Coupling Control of Hybrid Polyoxometalates. J. Am. Chem. Soc. 2015, 137 (17), 5662-5665.