Description

Tetrabutylammonium Acetate (CAS: 10534-59-5) is a highly versatile quaternary ammonium salt with the molecular formula C₁₈H₃₉NO₂. This white to off-white crystalline powder is widely used as a phase-transfer catalyst (PTC) in organic synthesis, electrochemical applications, and as an ion-pairing reagent in chromatography. Its high solubility in polar organic solvents such as acetonitrile, methanol, and dichloromethane makes it ideal for facilitating reactions between immiscible phases. With a purity of ≥98%, this reagent is rigorously tested for consistency and performance, ensuring reliable results in sensitive research applications. Packaged under inert conditions to maintain stability, Tetrabutylammonium Acetate is a critical tool for synthetic chemists, material scientists, and analytical researchers.

Properties

• CAS Number: 10534-59-5
• Complexity: 142
• IUPAC Name: tetrabutylammonium;acetate
• InChI: InChI=1S/C16H36N.C2H4O2/c1-5-9-13-17(14-10-6-2,15-11-7-3)16-12-8-4;1-2(3)4/h5-16H2,1-4H3;1H3,(H,3,4)/q+1;/p-1
• InChI Key: MCZDHTKJGDCTAE-UHFFFAOYSA-M
• Exact Mass: 301.298079487
• Molecular Formula: C18H39NO2
• Molecular Weight: 301.5
• SMILES: CCCC[N+](CCCC)(CCCC)CCCC.CC(=O)[O-]
• Topological: 40.1
• Monoisotopic Mass: 301.298079487
• Physical Description: White hygroscopic crystals;
• Synonyms: Tetrabutylammonium acetate, 10534-59-5, EINECS 234-101-8, DTXSID8065111, 1-Butanaminium, N,N,N-tributyl-, acetate (1:1), Tetranbutylammonium acetate, DTXCID5032949, 1Butanaminium, N,N,Ntributyl, acetate, 234-101-8, 1-Butanaminium, N,N,N-tributyl-, acetate, tetrabutylazanium;acetate, Tetra-n-butylammonium acetate, tetrabutylazanium acetate, Tetrabutyl ammonium acetate, tetrabutylammoniumacetate, C18H39NO2, GSZ9YRQ9UY, tetrabutylazanium ethanoate, tetra butyl ammonium acetate, SCHEMBL36122, CHEMBL1079205, Tetra(but-1-yl)ammonium acetate, BCP24468, STR04572, MFCD00043208, AKOS015837512, CS-W008039, HY-W008039, FT166593, DB-040611, NS00087045, T2694, D70423, EN300-726558, A801201, A904707, doi:10.14272/MCZDHTKJGDCTAE-UHFFFAOYSA-M.1, TETRABUTYLAMMONIUM ACETATE (CONTAINS 17%ACOH), Tetrabutylammonium Acetate; Tetrabutylammonium Acetate;N,N,N-Tributyl-1-butanaminium Acetate; Tetra-n-butylammonium Acetate

Tetrabutylammonium Acetate is commonly employed as a phase-transfer catalyst in nucleophilic substitution reactions, enhancing reaction rates and yields. It serves as an electrolyte additive in electrochemical studies, including cyclic voltammetry and battery research. Additionally, it is used as an ion-pairing agent in reverse-phase HPLC to improve the separation of polar compounds.

Safety and Hazards

GHS Hazard Statements

• H315 (100%): Causes skin irritation [Warning Skin corrosion/irritation]
• H319 (100%): Causes serious eye irritation [Warning Serious eye damage/eye irritation]
• H335 (98.2%): May cause respiratory irritation [Warning Specific target organ toxicity, single exposure; Respiratory tract irritation]

Precautionary Statements

• P261, P264, P264+P265, P271, P280, P302+P352, P304+P340, P305+P351+P338, P319, P321, P332+P317, P337+P317, P362+P364, P403+P233, P405, and P501

Hazard Classes and Categories

• Skin Irrit. 2 (100%)
• Eye Irrit. 2 (100%)
• STOT SE 3 (98.2%)

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