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Tert-Butyl acetate

Product name:Tert-Butyl acetate

Product details


I. Basic information:  
National standard number: 32130                        CAS RN: 540-88-5
Product name: Tert-Butyl acetate                    Alias: Acetic acid tert-butyl ester; Acetic acid tert-butyl ester
Molecular formula: C6H12O2                    Structural formula:   
Molecular weight: 116.16                         EINECS No.: 208-760-7
RTECS No.: AF7400000                    HS code: 2915390090
Danger label: 7
II. Quality index:

 

Item

Index

Picture

First grade

Second grade

Appearance

Colorless transparent liquid

Molecular formula

C6H12O2

Density

0.861~0.865

Visual inspection≤

10

Tert-Butyl acetate content

0.995

0.99

Acidity (as acetic acid)≤

0.0005

0.0005

Moisture≤

0.0005

0.0005

Hydrocarbons≤

0.002

0.005

Alcohols≤

0.002

0.004

Evaporation residue≤

0.00002

III. Physical and chemical properties:

Autoignition temperature

518℃

Boiling point

98℃

Flash point

4.4℃(closed cup)

Freezing point

–62℃

Solubility in water

0.8%( @20℃)

Viscosity

<1.2( @20℃)

Surface tension

22.4(Dynes/cm @20℃)

Dielectric constant

1.97(DIC @20℃, cyclohexane)

Relative vapor pressure (air=1)

4

Evaporation rate

2.8

Critical pressure

3.17MPa

Saturated vapor pressure

6.3MPa(25℃)

Upper explosive limit

6.88vol%

Lower explosive limit

1.26vol%

PH value

6~7

Solubility parameter

7.7

Resistance

23.8

Maximum incremental response

0.20g ozone/g tert-Butyl acetate

Odor threshold

71ppb

Refractive index

n20/D1.386(lit)

Odor

Fruity odor

Stability

Stable

IV. Performances:
1. It can greatly improve compatibility of solvents such as nitrocellulose, acrylic resin, alkyd resin, polyester resin, and polyurethane resin, and etc.
2. It has synergistic effect with other solvents as oxygen-containing solvent.
3. As environmentally-friendly solvent, it can greatly reduce atmospheric photochemical reactivity, volatility at normal temperature, and content of harmful pollutants in the air.  
V. Application:   
(1) Coating, ink, paint, and adhesive:
It can take the place of VOC and HAP solvents in decoration, industrial coating, and in the formula of ink, pressure-sensitive adhesive, and adhesive.
It can take the place of toluene and other solvents in epoxy polyamide coating for excellent amine resistance.
(2) Pharmaceutical intermediate:
Tert-Butyl acetate can be used in polypeptide synthesis, varespladib, atorvastatin intermediate, rosuvastatin intermediate, pitavastatin intermediate, and etc.
(3)Industrial cleaning agent:
It can be used in metal degreasing and other special equipment, such as aviation, aerospace, fine machinery, and etc.
(4)Electronic industry:
It can be used in semiconductor processing, in cleaning circuit board, removing oil and flux.
(5)Other:
Agricultural products; textile; gasoline shockproof additive; fuel, and etc.

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