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Acetaldehyde CAS 75-07-0 (jerryzhang001@chembj.com)

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  Post Date: Apr 20,2017
  Expiry Date: Apr 20,2018
  Detailed Description: Cas No. :75-07-0 Payment Method: T/T; Western Union; Moneygram and Bitcoin
Acetaldehyde CAS 75-07-0


Product Name: Acetaldehyde;
Synonyms: Acetaldehyd;acetaldehyde(ethanal);Acetaldeyd;Acetaldeyde;Acetylaldehyde;Aldehyde acetique;aldehydeacetique;Aldeide acetica;

CAS: 75-07-0;
MF: C2H4O;
MW: 44.05;
EINECS: 200-001-8;

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Melting point: -123 °C;
Boiling point: 65-82 °C;
density: 0.785 g/mL at 25 °C(lit.);
vapor density: 1.03 (vs air);
vapor pressure: 52 mm Hg ( 37 °C);
Fp: 133 °F;
storage temp.: 2-8°C;

HS Code: 29121200;

Description:

Acetaldehyde, also called ethanal, is the simplest aldehyde (CH3CHO). Acetaldehyde is a colourless and volatile liquid made by the catalytic oxidation of ethanol, with a sharp and fruity odour.It is widely used industrially as a chemical intermediate.Acetaldehyde is also a metabolite of sugars and ethanol in humans,is found naturally in the environment, and is a product of biomass combustion.

Acetaldehyde is primarily used as an intermediate in the manufacture of a range of chemicals, perfumes, aniline dyes, plastics and synthetic rubber and in some fuel compounds. Acetaldehyde is an important reagent used in the manufacture of dyes, plastics, and many other organic chemicals.
In the presence of acids it forms the cyclic polymers paraldehyde (CH3CHO)3, and metaldehyde (CH3CHO)4. The former is used as a hypnotic, and the latter as a solid fuel for portable stoves and as a poison for snails and slugs.

Acetaldehyde is also used in the manufacture of disinfectants, drugs, perfumes, explosives, lacquers and varnishes, photographic chemicals, phenolic and urea resins, rubber accelerators and antioxidants, and room air deodourizers. It is also used as a synthetic flavouring substance, food preservative and as a fragrance.

Usage:

It fits for GB 2760-1996 standards of edible spices for the moment. It is mainly used for preparation of citrus, apple, cream type essence, etc. Acetaldehyde is mostly used in acetic acid industry. Butanol and octanol are also the important derivatives of the acetaldehyde in the past. Nowadays, butanol and octanol are prepared by Propylene carbonyl synthesis method.

Acetaldehyde is also used to produce pentaerythritol, peracetic acid, pyridine and its derivatives. Domestically produced acetaldehyde is mainly used as intermediate for the production of acetic acid. Only a small amount is used for the production of pentaerythritol, butanol, trichloroacetaldehyde, trimethylolpropane, etc.

Acetaldehyde is also used to produce acetal, Crotonaldehyde, acetic acid peroxide, hydroxyl acrylic nitrile, trichloroacetaldehyde, ethyl acetate, pentaerythritol, acetic anhydride, acetic acid, Glyoxal, phenyl acrolein, acetal, methyl ethylamine , diethylamine, α-Alanine, pyridine, α-methylpyridine, β- methylpyridine, γ- methylpyridine, etc.

Acetaldehyde is used as a general solvent in organic and polymer chemical reactions. It also plays a role in fruit and food quality, ripening and deterioration.

  CAS Registry Number:

75-07-0

  Synonyms: ;Ethanal;Ethyl aldehyde;Acetacdehyde;Acetic Aldehyde;
  Molecular Formula: C2H4O
  Molecular Weight: 44.05
  Molecular Structure: 75-07-0 Acetaldehyde
  Hazard Symbols:  F+:Highly flammable;
 Xn:Harmful;
  Risk Codes: R12:;
R36/37:;
R40:;
  Safety Description: S16:;
S33:;
S36/37:;

  Company: Nanjing Bangnuo Biotechnology Co., Ltd.     [ China ]        
  Contact: Jerry Zhang
  Tel: 86-25-52198306
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