A protein labeling compound
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5-Hexynoic Acid

Item No. 35507

Product Insert (PDF)Safety Data Sheet (SDS) (PDF)
Technical Information
CAS Number
53293-00-8
Synonyms
  • ALK-4
  • ​5-Hexynoate
Molecular Formula
C6H8O2
Formula Weight
112.1
Purity
≥95%
Formulation (Request formulation change)
A neat liquid
Solubility(Learn about Variance in Solubility)
Acetonitrile: Soluble: ≥10 mg/mlMethanol: Soluble: ≥10 mg/ml
SMILES
OC(CCCC#C)=O
InChi Code
InChI=1S/C6H8O2/c1-2-3-4-5-6(7)8/h1H,3-5H2,(H,7,8)
InChi Key
VPFMEXRVUOPYRG-UHFFFAOYSA-N
Shipping & Storage Information
Storage
-20°C
Shipping
Wet ice in continental US; may vary elsewhere
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    1 g

    $28

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    5 g

    $83

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    10 g

    $138

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    Product Description

    5-Hexynoic acid is a protein labeling compound.1 It has been used to label proteins at acylation sites in a fatty acid synthase-dependent manner. 5-Hexynoic acid can be further conjugated to fluorescent probes or biotin via click chemistry for protein identification.

    WARNING This product is not for human or veterinary use.

    References & Product Citations
    Product Description References

    1. Karthigeyan, K.P., Zhang, L., Loiselle, D.R., et al. A bioorthogonal chemical reporter for fatty acid synthase-dependent protein acylation. The Journal of Biological Chemisty 297(5), 101272 (2021).