Caproic acid

English name hexanoic acid

English alias N-caproic acid sigma grade; Caproic acid; N-CAPRONIC ACID; Natural Hexanoic Acid

Chinese alias hexanoic acid; natural caproic acid caproic acid (caproic acid)

Molecular formula: C6H12O2

Molecular weight: 116.16

CAS No.:142-62-1

Physical property

Appearance and character: oily liquid.

The melting point (c): -3.9

Boiling point (c): 205.4

Relative density (water =1): 0.93

Relative vapour density (air =1): 4

Saturated vapor pressure (kPa): 0.13 (72 C)

Flash point (c): 104

Ignition temperature (c): 300

Solubility: soluble in water, soluble in ethanol.

Chemical properties: CH3 (CH2) 4COOH. A fatty acid. Exist in glyceride form in coconut oil, butter, but also by-products of butyric acid fermentation and protein oxidation of sugar at. The ester can be used as a spice. Statman, Buck (such as E.R.Stadtman, H.A.Barker) was used from Clostridium (Clostridium kluyveri) enzyme liquid extraction, the synthesis of butyric acid and caproic acid condensation of ethanol. Can also exist in the fatty acid from bovine liver mitochondria, liver mitochondria activation enzymes have been formed, coenzyme A, and by beta oxidation.

Safety terms:

S25Avoid contact with eyes.

Avoid contact with eyes.

S36/37/39Wear suitable protective clothing, gloves and eye/face protection.

Wear suitable protective clothing, gloves and goggles and masks.

S45In case of accident or if you feel unwell, seek medical advice immediately (show the label whenever possible.)

In case of accident or if you feel unwell, seek medical advice immediately (if possible, show the label).

Risk terminology:

R21Harmful in contact with skin.

Harmful in contact with skin.

R34 Causes burns.

Cause burns.

Ecological data: the substance may be harmful to the environment, particular attention should be paid to water.

Properties and stability:

1 stable under normal temperature and pressure. Prohibited mixture: alkali, oxidant, reducing agent.

2 this product low toxicity. Rat oral LD503000mg/kg. Intraperitoneal injection of LD50318mg/kg.

3 existing in the flue-cured tobacco, burley tobacco, spices, tobacco, in mainstream smoke.

4 naturally occurring in apricot, cheese, bread.

Use

1 caproic acid [1] is our country regulation allows the use of edible spices, mainly used for cheese, cream and fruit flavor. The dosage according to the normal production needs, the general 450mg/kg in sauce; candy 28mg/kg; 22mg/kg baking food; drink 4.3mg/kg. A basic organic raw materials, can be used for producing various products hexanoate. Preparation of Listerine antiseptic used in medicine. Also can be used as spices, thickeners lubricants, rubber processing aid, varnish drying agent.

2 acid is edible spices in our country, for the deployment of all kinds of flavor and as a raw material for the synthesis of other food spices. Mainly used for cheese, cream and fruit flavor. The dosage according to the normal production needs, the general 450mg/kg in the sauce, candy 28mg/kg; 22mg/kg baking food; drink 4.3mg/kg

3 manufacturing spices, synthetic resin and rubber. Also used in the pharmaceutical industry.

Danger

Health hazard: ingestion, inhalation or dermal absorption is harmful to the body. This product is strong to the eyes, skin, mucous membrane and upper respiratory tract have a stimulating effect. Inhalation can cause throat, bronchial inflammation, edema, spasm, chemical pneumonia or pulmonary edema. After exposure can cause burning, coughing, wheezing, laryngitis, shortness of breath, headache, nausea and vomiting.

Environmental hazards: is harmful to the environment, causing pollution of water and atmospheric.

Fire and explosion hazards: This product is flammable, corrosive, irritant, causing burns to human body.

Preparation method

1 from coconut oil and lauric acid fractionation of refined.

2. A by-product of butyric acid in fermentation liquid by distillation and.