tert-Butyl Acetate

CAS No.: 540-88-5

Catalogue ID: GTC-620

tert-Butyl Acetate, CAS 540-88-5. Source-derived identification, physical data and applications are provided for catalogue reference; request the current specification, COA and SDS for the required grade.

Catalogue aliases / related identifiers

Tertiary-Butyl Acetate; t-Butyl Acetate; tert-Butyl Ethanoate; Acetic Acid tert-Butyl Ester; Acetic acid, 1,1-dimethylethyl ester; 2-Acetoxy-2-methylpropane; TBAc; 1,1-Dimethylethyl acetate

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Supplied catalogue source: GTC-620 · Page 38

Reference data — confirm before ordering or use

The information below is a structured migration from the supplied catalogue snapshot. It is not a current product specification, COA or SDS. Confirm the actual supplier, grade, batch documents, classification, packing and destination requirements for your enquiry.

Basic Information of tert-Butyl Acetate

tert-Butyl acetate (TBAc), CAS 540-88-5, is an ester solvent with the molecular formula C₆H₁₂O₂. Confirm the required grade against the current supplier specification, COA and SDS.

CAS No.:	540-88-5
EC No.:	208-760-7
Linear Formula:	CH₃COOC(CH₃)₃
Molecular Weight:	116.16
Appearance:	Transparent Liquid
Odor:	Fruity, somewhat ethereal odor.
Melting Point:	-62°C
Boiling Point:	98 °C
Density:	0.866 g/mL at 20 °C(lit.)
Solubility:	Slightly soluble in water; miscible with most organic solvents such as alcohols, ketones, and ethers.
Flash Point:	60 °F
Nature:	Flammable liquid and vapor.
RIDADR:	UN 1123 3/PG 2
Chemical Structure:

Primary Applications of tert-Butyl Acetate

tert-Butyl Acetate's unique combination of properties, including its excellent solvency for a wide range of substances and its relatively fast evaporation rate, makes it a valuable chemical across various industries:

Solvent in Paints, Coatings, and Inks:
It is an effective solvent for various resins, including acrylics, polyurethanes, and cellulosics, used in automotive coatings, industrial paints, and printing inks. Its controlled evaporation rate contributes to smooth film formation and desirable drying characteristics.
Adhesives and Sealants:
tert-Butyl Acetate is used in certain adhesive and sealant formulations to provide good solvency for the polymeric components and to achieve the desired application and curing properties.
Pharmaceutical Intermediate:
It serves as a valuable intermediate in the synthesis of various pharmaceutical compounds, often used as a protecting group for carboxylic acids due to the ease with which the tert-butyl ester can be cleaved.
Chemical Intermediate:
tert-Butyl Acetate is utilized in the production of other chemical compounds, including peroxides and specialty esters.
Cleaning Agent:
Its solvency properties make it suitable for certain industrial cleaning applications.
Urethane Coatings:
It is particularly useful in urethane coating systems due to its ability to dissolve polyurethane resins and its favorable evaporation profile.

TBAc quotation requirements

To request tert-Butyl acetate (TBAc), CAS 540-88-5, please provide:

Required grade and intended application
Minimum assay, maximum water content, and any acidity or colour limits
Quantity and preferred packing
Destination country and port, and required delivery date
Required documents, including the current specification, COA and product-specific SDS

Grade, packing, availability and shipment requirements must be confirmed for the proposed supply.

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Hazards Classification

GHS Classification: Flammable Liquid (GHS02), Exclamation Mark (GHS07)
Hazard Statements: Highly flammable liquid and vapor; may cause respiratory irritation; may cause drowsiness or dizziness.
UN Number: UN 1123
Hazard Class: 3 (Flammable Liquids)
Packing Group: II

GHS02: Flammable pictogram — GHS02: Flammable

GHS07: Exclamation mark pictogram — GHS07: Exclamation mark

Before you order

Confirm the current commercial product record.

Include the required grade or purity, quantity, preferred packing, destination country/port and required document set.

01Current specification
02Batch or sample COA
03Product- and supplier-specific SDS
04Packing and shipping review

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tert-Butyl Acetate