Butyl acetate
Butyl acetate (CAS: 123-86-4), with the molecular formula CH3COO(CH2)3CH3 and a molecular weight of 116.16 g/mol, is a clear, colourless liquid with a characteristic fruity odour. It is widely recognised for its solvent properties and is a key component in various industrial and laboratory applications, including coatings, lacquers, and as a flavouring agent. Tech Serve Solutions provides high-quality Butyl acetate for diverse chemical needs.
- Synonyms
- Acetic acid, butyl esterAcetic acid, n-butyl estern-Butyl acetateButyl acetic acid esterButyl ethanoaten-Butyl ethanoaten-Butyl acetoacetate

Solvent in Coatings and Lacquers
Butyl acetate is an excellent solvent for nitrocellulose, lacquers, and various resins, owing to its moderate evaporation rate and good solvency power. It is frequently used in the formulation of paints, varnishes, and protective coatings.
Chemical Synthesis Intermediate
As an ester, it serves as a valuable building block and intermediate in organic synthesis. Its reactivity allows for its use in the production of other chemical compounds and derivatives.
Extraction Solvent
Its properties make it suitable for use as an extraction solvent in certain industrial processes. It can be employed to selectively dissolve and separate components from mixtures.
Flavour and Fragrance Component
Butyl acetate possesses a distinct fruity aroma, leading to its application as a flavouring agent in food products and as a fragrance component in perfumes and cosmetics.
| Molecular weight | 116.16 |
|---|---|
| Linear formula | CH3COO(CH2)3CH3 |
| Assay | ≥98.0% |
| Grade | JIS special grade |
| Boiling point | 124-126 °C(lit.) |
| Density | 0.88 g/mL at 25 °C(lit.) |
| Refractive index | n20/D 1.394(lit.) |
| Melting point | −78 °C(lit.) |
| Vapour pressure | 15 mmHg (25 °C)8 mmHg (20 °C) |
| Vapour density | 4 (vs air) |
| Autoignition temp | 790 °F |


Hazard statements
- H226Flammable liquid and vapour
- H336May cause drowsiness or dizziness
Precautionary statements
- P261Avoid breathing dust, fume, gas or vapours
| Protective equipment | Eyeshields, Faceshields, full-face respirator (US), Gloves, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter |
|---|---|
| Flash point | 23 °C / 73.4 °F |
| Transport (UN / ADR) | UN 1123 3 / PGIII |
| Water hazard class (WGK, DE) | 1 |
| Risk statements (R) | 10-66-67 |
| Safety statements (S) | 25 |
| Supplemental hazards | Repeated exposure may cause skin dryness or cracking. |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
| Expl Lim | 7.6 % |
|---|---|
| Availability | available only in Japan |
Documentation
Every batch ships with a Certificate of Analysis covering assay, identity and purity; the grade is confirmed against your enquiry. Safety Data Sheets and technical data sheets are available on request.
Supply & logistics
Samples for technical evaluation; bulk MOQ by grade and packaging. In-stock material ships in 7–10 working days, worldwide, with full export documentation.
What is Butyl acetate (CAS 123-86-4) used for?
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Butyl acetate is primarily used as a solvent in coatings, lacquers, and paints, and as an intermediate in chemical synthesis. It also finds applications as an extraction solvent and a flavouring/fragrance agent due to its fruity odour.
What are the CAS number and formula for Butyl acetate?
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The CAS number for Butyl acetate is 123-86-4, and its molecular formula is CH3COO(CH2)3CH3.
What grade and purity does Tech Serve Solutions supply for Butyl acetate?
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Tech Serve Solutions supplies Butyl acetate in JIS special grade with an assay of ≥98.0%. We do not represent this product as USP, BP, or EP grade.
How should Butyl acetate be handled safely?
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Butyl acetate is a flammable liquid (H226) and can cause drowsiness or dizziness (H336). Handle it in a well-ventilated area, away from ignition sources, and wear appropriate personal protective equipment, including eyeshields and gloves.
How is Butyl acetate packed and shipped?
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Butyl acetate is available in Japan and is shipped according to relevant transport regulations for flammable liquids. Specific packaging details can be provided upon request.
How can I request a quote or sample of Butyl acetate?
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To request a quote or sample of Butyl acetate, please contact our sales team through the website or provide your details via the 'Enquire Now' form.
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