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| Chemical Name | Acetic acid, 1,1-dimethylethyl ester |
| CAS Number | 540-88-5 |
| Product Number | SY000033 |
| Molecular Formula | C6H12O2 |
| Molecular Weight | 116.15828 |
1. Product Introduction
VOC-Exempt Solvent Tert-Butyl Acetate (TBAC)
CAS NO. 540-88-5
UN NO.: 1123 Class: 3 Packing group: II
Molecular Formula: C6H12O2
Tert-Butyl Acetate (TBAC) also known as Acetic acid tert-butyl ester; t-Butyl acetate; is a colorless liquid with a mild odor. As VOC-Exempt solvent, TBAC can greatly improve compatibility of solvents such as nitrocellulose, acrylic resin, alkyd resin, polyester resin, and polyurethane resin, and etc.
2. Specification or COA
|
Typical CERTIFICATE OF ANALYSIS |
|||
|
ITEM |
UNIT |
SPECIFICATIONS |
RESULTS |
|
Appearance |
-- |
Clear, colorless liquid |
Confirms |
|
Purity |
% |
99.5 Min |
99.81 |
|
Acidity |
% |
0.03 Max |
0.018 |
|
Water |
% |
0.05 Max |
0.026 |
|
Alcohol |
% |
0.2 Max |
0.04 |
|
Hydrocarbons |
% |
0.2 Max |
0.10 |
|
Color (pt-co) |
APHA |
10 Max |
5 |
|
Remark: TBAC absorbs moisture from the air very easily, pls keep sealed storage after use. |
|||
3. Product application
Tert-Butyl Acetate (TBAC) used in coating, ink, paint, and adhesive:
Tert-Butyl acetate can take the place of VOC and HAP solvents in decoration, industrial coating, and in the formula of ink and pressure-sensitive adhesive. It can take the place of toluene and other solvents in epoxy polyamide coating for excellent amine resistance.
Tert-Butyl Acetate (TBAC) used as Pharmaceutical intermediate:
Tert-Butyl acetate can be used in polypeptide synthesis, varespladib, atorvastatin intermediate, rosuvastatin intermediate, pitavastatin intermediate, and etc.
Tert-Butyl Acetate (TBAC) used as Industrial cleaning agent:
Tert-Butyl Acetate (TBAC) can be used in metal degreasing and other special equipment, such as aviation, aerospace, fine machinery. It can be used in semiconductor processing, in cleaning circuit board, removing oil and flux.
Compared with Other Solvents
|
Name |
Physical and Chemical Properties |
||||
|
Molecule weight |
Boiling point ℃ |
Density kg/m3 |
Flash point (open) ℃ |
Evaporation rate |
|
|
Sec-butyl acetate (SBAC) |
116.2 |
112.3 |
867 |
31 |
180 |
|
N-butyl acetate (NBAC) |
116.2 |
126.1 |
881 |
27 |
100 |
|
Isobutyl acetate (IBAC) |
116.2 |
118.3 |
875 |
31 |
152 |
|
Ethyl acetate (EAC) |
88.1 |
77.1 |
900 |
7.2 |
525 |
|
Methyl ethyl ketone (MEK) |
72 |
79.6 |
805 |
-5.6 |
465 |
|
Methyl isobutyl ketone (MIBK) |
100 |
115.9 |
796 |
24.0 |
145 |
|
Toluene (TOL) |
92.1 |
110.6 |
867 |
7.2 |
195 |
|
Xylene (XYL) |
106.2 |
138～144 |
866 |
25 |
68 |
|
Cyclohexanone (CYC) |
98.2 |
155.7 |
948 |
44 |
25 |
4. Packing & Delivery
Standard export neutral packing in 180kg/ new iron drums, or in ISO tank.
20’FCL=14.4MT IN DRUM or 22MT IN ISO TANK
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