Butyl acetate Cas No 123-86-4 | Science topics

Posted by Tran Quang
2
Sep 7, 2022
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What is N-Butyl Acetate?

butyl acetate is also known as n-butyl acetate , butyl acetate, BAC, aromatic gasoline. Bring registration number Cas. No 123-86-4.

butyl acetate

Is a colorless, transparent ester found in many different fruits. Especially red apples and ripe bananas, and have a characteristic flavor with the sweet smell of ripe bananas.

  • The structural formula of butyl acetate is: CH 3 COOCH 2 CH 2 CH 2 CH 3
  • The molecular formula is written in reduced form as C 6 H 12 O 2 

The other three isomers of butyl acetate are isobutyl acetate, tert-butyl acetate, and sec-butyl acetate.

This product is highly flammable with a flash point of 24 °C.

butyl acetate dissolves well in water?

It is very miscible with all common organic solvents (alcohol, acetone , glycol, ethanol), aldehydes, aromatic hydrocarbons and aliphatic hydrocarbons but is poorly soluble in water.

Some uses of butyl acetate

butyl acetate has many uses including as a food flavoring, industrial banana oil production. As a solvent in the manufacture of lacquers, in polishes, printing inks, adhesives, and sometimes as a high boiling solvent.

Butyl acetate is commonly used as a polar solvent of moderate polarity. in the manufacture of nail products, paints, and nail polish removers along with ethyl acetate and acetone .

Some of its other uses include the cosmetic product trades, as a fragrance solvent in perfumery, as an anti-corrosion agent, in cleaning and car care products. It is also used in the synthetic fruit industry.

N-Butyl acetate has a wide range of industrial and consumer uses with its primary end-consumer markets including paint/lacquer, coatings, cosmetics, leather, cleaning and industrial sectors. pharmaceutical industry.

Its solvent strength is similar to isobutyl acetate and methyl isobutyl ketone, and it is suitable for use as an alternative to these chemicals in many industries.

In industries:

  • The most common use of n-butyl acetate in industry is in the production of lacquers and paints (due to its low volatility) as a solvent.
  • In addition, it is also used in the manufacture of artificial leather, plastic adhesives and hard coatings and top coatings.
  • It is commonly used in the pharmaceutical industry as a solvent or an extractant for the preparation of oils and coatings.
  • Other uses in the industry include lubricants, intermediates, fruit expanders and various additives.

In the Paint Industry

  • N-Butyl Acetate is an important solvent in the paint industry due to its versatility. It is an excellent solvent for Nitrocellulose, plastics, polymers, oil and fat based.
  • This organic compound has moderate volatility and resistance to film pitting and coating problems resulting in peeling, blistering, rough finish, peel effect. Orange.
  • n-Butyl Acetate is an antifouling ingredient that helps paints with perfect gloss and shine to be created.
  • N-Butyl Acetate is often used in combination with n-Butanol in paints. N-Butanol cannot be used in paint systems where free hydroxyl groups are required, such as isocyanate paints.

In the pharmaceutical and drug manufacturing industry

uses of butyl acetate in the production of penicillin
uses of butyl acetate in the production of penicillin
  • Due to its low water absorption, high resistance to hydrolysis, n-Butyl can also be used as an extractant in the production of pharmaceutical preparations.
  • It is used as an ingredient in detergents, essences and perfumes.
  • Its other main use is as a hardener and coating agent.
  • This organic compound is also used in the pharmaceutical industry as a solvent or an extractant.

Synthesis of n-butyl acetate

The most common method for the commercial preparation of butyl acetate is by esterification of butanol and acetic acid. It is then heated with a catalyst such as sulfuric acid.

reaction mechanism for the preparation of n-butyl acetate
reaction mechanism for the preparation of n-butyl acetate

If an isomer of butanol was used instead, you would form an isomer of butyl acetate.

Where to buy butyl acetate (BAC) solvent?

Quang TrungChem is currently a company specializing in importing & distributing industrial chemicals, butyl acetate, n-butyl solvents, sec-butyl acetate chemicals imported from Taiwan with full customs documents.

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Warehouse address 36A Nguyen Van Bua, Hoc Mon

There are 2 main types of Butyl acetate in Vietnam market today:

1. The best industrial grade Butyl acetate that we supply is imported directly from Taiwan and has the following ingredients:

Namen-Butyl axetat
EINECS No204-658-1
OriginChina
Level standard
Industrial grade
Purity99% – 99.9%
Form
Colorless transparent liquid
Boiling point126,6 oC
Specific weight0.8825 g/cm3
Melting point-78 oC

2. Chemical testing of 99.5% pure Butyl acetate at 20 o C provided by Quang TrungChem

Test resultsLevel standard
Result
Element
Purity Grade
Obtain
Chromaticity/Hazen, (Pt-Co)≤
ten
ten
Density (g/Cm3)
0.878~0.883
0.881
Butyl acetate % ≥
99.5
99.7
Butyl alcohol % ≤
0.2
0.1
Water %
0.05
0.02
Acid (acetic acid)% ≤
0.010
0.007
Undissolved residue %
0.005
0.002

Handling, storage and transportation

Butyl acetate has various warnings and hazard properties. Therefore, extreme caution and precautions must be taken during handling and distribution.

Risk and toxicity

Butyl acetate is classified as highly flammable (NFPA rating of 3) and reacts with air and water. It can be easily ignited by high temperature and flame. Its vapors are also heavy and will travel to the ignition source and form an explosive mixture with air.

It also has an NFPA health rating of 2. Avoid inhalation as this will cause headache, drowsiness, mouth, eye and nose irritation and nausea.

PPE equipment should be used for both eyes and skin as this will help avoid long-term exposure to butyl acetate as it can cause dryness.

Storage And Use

  • Store generally in a cool, dry and well-ventilated place, away from other strong oxidizing agents and acids.
  • Keep Butyl acetate out of direct sunlight, heat and open flame.
  • Store in sealed drums such as stainless steel or aluminum.
  • Opened containers must be closed and grounded to prevent spillage.
  • It is important to ensure that the entry of butyl acetate into sewers, basements or water pipes is prevented and vapors are contained where appropriate to reduce spread and risk.
  • For transportation purposes, butyl acetate is generally classified as a flammable liquid.
  • This product belongs to packing group 3 for solvent exporters traveling to regions such as the UK, Europe, Africa and the Americas.
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