Possible hexanes. Medical search. Frequent questions

Hexane has considerable vapor pressure at room temperature: Like most alkanes, hexane characteristically exhibits low reactivity and are suitable solvents for reactive compounds. (wikipedia.org)
n -Hexane is mixed with solvents for a number of uses. (cdc.gov)
Most of the n -hexane used in industry is mixed with similar chemicals called solvents. (cdc.gov)
The major use for solvents containing n -hexane is to extract vegetable oils from crops such as soybeans. (cdc.gov)
One of the best solvents for food-grade extraction processes is hexane. (bulkchemicals2go.com)
With few other solvents having the same ability to remove the same percentage of oil, hexane has remained the world-wide preferred solvent for extracting oils. (bulkchemicals2go.com)
55-gallon drums of hexane and other solvents are available to purchase for extraction uses. (bulkchemicals2go.com)

Hexane (or hexanes, heptane, pentane) is a common solvent in normal phase HPLC. (avericadiscovery.com)
While we prefer to work with Pentane, Hexane has better hydrophobic properties and is easier to subsequently remove than Heptane, so that is what we use here. (graywolfslair.com)
Is heptane more soluble in hexane than ethanol? (answers.com)

Hexane (/ˈhɛkseɪn/) or n-hexane is an organic compound, a straight-chain alkane with six carbon atoms and has the molecular formula C6H14. (wikipedia.org)
N-hexane (C6H14) is a volatile aliphatic hydrocarbon that is obtained as a byproduct of crude oil refining and natural gas processing. (imarcgroup.com)
After 7.50 mL of hexane, C6H14, is pipetted into the beaker, the combined mass of the beaker and the heaxane sample is 12.806g. (expertsmind.com)
Hexane- is an alkane of six carbon atoms, with the chemical formula C6H14. (ottokemi.com)

Offering you a complete choice of products which include n hexane solvent, n butanol solvent, liquid toluene solvent and liquid c9 solvent. (trivenithinner.com)
Interactive effects of toluene and hexane on behavior and neurophysiological responses in Fischer-344 rats. (bvsalud.org)

These "hexanes" mixtures are cheaper than pure hexane and are often used in large-scale operations not requiring a single isomer (e.g., as cleaning solvent or for chromatography). (wikipedia.org)
Various types of commercial grades of n- hexane are available, and the constituents besides n- hexane are usually an intentional part of the process for preparing these commercial mixtures. (cdc.gov)

Starting with an ε-lactone, which is α,β-unsaturated in trichilinones A and D (1 and 4), attached to a tetrahydrofuran ring that is connected to an unusual bicyclo [5.1.0] hexane system, joined with a cyclopentanone with a 3-furanyl substituent [(2-oxo)-furan-(5H)-3-yl in trichilinone D (4)], the four compounds isolated display a new 7/5/3/5/5 limonoid ring system. (lu.se)

In preparative chromatography, concentration of a large volume of hexanes can result in a sample that is appreciably contaminated by alkanes. (wikipedia.org)
This study was intended to determine whether or not methyl ethyl ketone (MEK) enhances the neurotoxicity of n-hexane at low concentration and after long term exposure. (bmj.com)
These results suggest that MEK might enhance the neurotoxicity of n-hexane at a low concentration, and mixed exposures to n-hexane and MEK should be avoided. (bmj.com)
A combined liquid modifier in the eluent, e.g. 50:50 hexane:isopropanol, often results in a higher liquid concentration with equivalent elution profile, and a better fraction collection result. (avericadiscovery.com)

Hexane and other volatile hydrocarbons (petroleum ether) present an aspiration risk. (wikipedia.org)
Like gasoline, hexane is highly volatile and is an explosion risk. (wikipedia.org)
n- Hexane is a very volatile aliphatic hydrocarbon. (cdc.gov)

It is a colorless liquid, odorless when pure, and with boiling points approximately 69 °C (156 °F). It is widely used as a cheap, relatively safe, largely unreactive, and easily evaporated non-polar solvent, and modern gasoline blends contain about 3% hexane. (wikipedia.org)
Several consumer products contain n -hexane, such as gasoline, quick-drying glues used in various hobbies, and rubber cement. (cdc.gov)
Since it is in gasoline, nearly everyone is exposed to very small amounts of n -hexane in the air. (cdc.gov)
Hexane is also used in the manufacturing of adhesives, sealants, and coatings, and in the production of fuels, such as gasoline. (alliancechemical.com)

Eni Hexane Technical Grade is a light aliphatic solvent produced in dedicated plants, through a specific refining process of the Eni Virgin Naphtha. (eni.com)

Pure n -hexane is a colorless liquid with a slightly disagreeable odor. (cdc.gov)
Hexane ACS Reagent Grade is a colorless and flammable liquid chemical compound that is widely used in laboratory and industrial applications. (alliancechemical.com)

Hexane " or " hexanes " is a commercial and industrial product consisting of a mixture of hydrocarbons with six carbon atoms and includes n- hexane and its isomers 2-methylpentane and 3-methylpentane as well as small amounts of other hydrocarbons (Brugnone et al.1991). (cdc.gov)

The term hexanes refers to a mixture, composed largely (>60%) of n-hexane, with varying amounts of the isomeric compounds 2-methylpentane and 3-methylpentane, and possibly, smaller amounts of nonisomeric C5, C6, and C7 (cyclo)alkanes. (wikipedia.org)
Higher alkanes present as impurities in hexanes have similar retention times as the solvent, meaning that fractions containing hexane will also contain these impurities. (wikipedia.org)
The boiling points of the various hexanes are somewhat similar and, as for other alkanes, are generally lower for the more branched forms. (wikipedia.org)

The US National Institute for Occupational Safety and Health (NIOSH) has set a recommended exposure limit (REL) for hexane isomers (not n-hexane) of 100 ppm (350 mg/m3 (0.15 gr/cu ft)) over an 8-hour workday. (wikipedia.org)

Next pour the winterized Ethanol/cannabis oil solution into a separatory funnel, and add n-Hexane at a 1:1 ratio. (graywolfslair.com)

A typical laboratory use of hexanes is to extract oil and grease contaminants from water and soil for analysis. (wikipedia.org)
Since hexane cannot be easily deprotonated, it is used in the laboratory for reactions that involve very strong bases, such as the preparation of organolithiums. (wikipedia.org)
In laboratory studies, animals exposed to high levels of n -hexane in air had signs of nerve damage. (cdc.gov)
Laboratory grade n- hexane contains approximately 99% n- hexane. (cdc.gov)
If you are looking for a reliable and effective chemical compound for your laboratory or industrial processes, Hexane ACS Reagent Grade is an excellent choice. (alliancechemical.com)
In our laboratory , experimentation with hexane augmentation of common alcohols used as eluent modifiers has more often than not resulted in a change in chromatographic selectivity. (avericadiscovery.com)
H 1018 (OTTO) Hexane, anhydrous, 95% Cas 110-54-3 - used in the laboratory for reactions that involve very strong bases, such as the preparation of organolithiums. (ottokemi.com)

The National Fire Protection Association (NFPA) has assigned n- hexane a health hazard identification code of 1 (slight) and flammability code of 3 (serious) (NFPA 1994). (cdc.gov)

Exposure can occur at home if you use products containing n -hexane without proper ventilation. (cdc.gov)

The 1981 Louisville sewer explosions, which destroyed over 13 mi (21 km) of sewer lines and streets in Kentucky, were caused by ignition of hexane vapors which had been illegally discharged from a soybean processing plant owned by Ralston-Purina. (wikipedia.org)

Hexanes are commonly used in chromatography as a non-polar solvent. (wikipedia.org)

We use an HPLC grade of n-Hexane in this demonstration, which we purchased from American Scientific. (graywolfslair.com)
The hexane upper layer was isolated carefully and evaporated to dryness under nitrogen, and the residue redissolved in an appropriate solvent prior to injection on the HPLC column. (who.int)

Hexane has been used occasionally to increase the percentage of liquid in the SFC eluent and enable efficient fraction collection. (avericadiscovery.com)

Hexane-based extractions are a great choice due to the high yield of compound and solvent recovery. (bulkchemicals2go.com)
Using hexane as the chemical compound, oil yields of greater than 95% are possible along with greater than 95% solvent recovery once the extraction process is complete. (bulkchemicals2go.com)

If you have been exposed to harmful amounts of n -hexane, the amount of one of its breakdown products will probably be increased in your urine. (cdc.gov)

In industry, hexanes are used in the formulation of glues for shoes, leather products, and roofing. (wikipedia.org)
Certain kinds of special glues used in the roofing and shoe and leather industries also contain n -hexane. (cdc.gov)
Keep products containing n -hexane (quick-drying glues and cements) out of the reach of children. (cdc.gov)

3.1 This test method measures the amount of hexane-soluble lubricant present in all types of leather. (astm.org)
However, the use of SS mould may need the addition of a lubricant agent (e.g. 3% wax in hexane) on the inner area of the mould in order to prevent the sample from being stuck inside the mould. (bvsalud.org)

Hexanes are chiefly obtained by refining crude oil. (wikipedia.org)
n -Hexane is a chemical made from crude oil. (cdc.gov)

N-hexane is widely used in the food industry to extract oils from seeds, vegetables, and other raw materials. (imarcgroup.com)
For purification, the extract was passed through a silica cartridge and eluted with hexane. (who.int)

What is the measured density of hexane? (expertsmind.com)

n- Hexane can react vigorously with oxidizing materials such as liquid chlorine, concentrated oxygen, and sodium hypochlorite. (cdc.gov)

In other studies, rats exposed to very high levels of n -hexane had damage to sperm-forming cells. (cdc.gov)
Separate groups of eight rats were exposed to 100 ppm n-hexane, 200 ppm MEK, 100 ppm n-hexane plus 200 ppm MEK, or fresh air in an exposure chamber for 12 hours a day for 24 weeks. (bmj.com)

N-hexane is also used as a component in solvent blends for various applications, including paint thinners and ink formulations. (imarcgroup.com)

N-hexane is commonly used in the cleaning and degreasing industry due to its excellent solvent properties and ability to effectively dissolve oils, greases, and other contaminants. (imarcgroup.com)

Commercial samples of n-hexane however often contains methylcyclopentane, which features tertiary C-H bonds, which are incompatible with some radical reactions. (wikipedia.org)

In a nutshell, the extraction process consists of treating the raw material with hexane and recovering the oil by distillation of the resulting solution of oil in hexane called miscella. (oilgae.com)
The low boiling point of hexane (67°C / 152°F) and the high solubility of oils and fats in it are the properties exploited in the solvent extraction process. (oilgae.com)

If n -hexane is spilled on the ground, most of it will evaporate before it can soak into the soil. (cdc.gov)

Chronic occupational exposure to elevated levels of n-hexane has been demonstrated to be associated with peripheral neuropathy in auto mechanics in the US, and neurotoxicity in workers in printing presses, and shoe and furniture factories in Asia, Europe, and North America. (wikipedia.org)
The only people known to have been affected by exposure to n -hexane used it at work. (cdc.gov)
Since most exposure occurs at work, children aren't likely to be exposed to levels of n -hexane that cause problems. (cdc.gov)
How can families reduce the risk of exposure to n -hexane? (cdc.gov)
Exposure of 100 ppm n-hexane did not significantly decrease the functions of the peripheral nerve throughout the experiment. (bmj.com)
Mixed exposure to 100 ppm n-hexane plus 200 ppm MEK significantly decreased by comparison with the controls. (bmj.com)

Hexane is also used in the food industry as a solvent for the extraction of vegetable oils from seeds and nuts. (alliancechemical.com)

Some people abuse products containing n-hexane by inhaling it to get "high. (cdc.gov)
Teach your children and teenagers the dangers of inhaling products that contain n -hexane. (cdc.gov)
Another advantage of Hexane is its use in the production of various products and materials. (alliancechemical.com)

Hexane was attributed as the cause of an explosion that occurred in the National University of Río Cuarto, Argentina on 5 December 2007, due to a hexane spill near a heat-producing machine that exploded, producing a fire that killed one student and injured 24 more. (wikipedia.org)

Moreover, n-hexane is widely used for numerous synthesis and separation techniques in the industry and is also employed for creating molds that are further used for shaping pills and tablets. (imarcgroup.com)
N-hexane is widely employed as a solvent for dissolving and extracting various compounds in chemical synthesis. (imarcgroup.com)

Hexane is also used as a cleaning agent and degreaser in industrial settings, particularly in the manufacturing of electronics and machinery. (alliancechemical.com)

Pioneers in the industry, we offer liquid n hexane from India. (bhagyalaxmichemicals.com)
Precisely formulated as per the set industry norms Cyclo Hexane is available in several quantities as per customes requirements. (dealxbtrading.com)

n-Hexane is sometimes used as a denaturant for alcohol, and as a cleaning agent in the textile, furniture, and leather industries. (wikipedia.org)
As a result, N-hexane finds extensive applications across the oil extraction, pharmaceuticals, and electronics manufacturing industries. (imarcgroup.com)
In addition to this, the increasing demand for n-hexane in industries, including pharmaceuticals, adhesives, coatings, and chemical synthesis, due to its excellent solvent properties, is positively influencing the market growth. (imarcgroup.com)

To that mixture, add the same amount of water as you added n-Hexane. (graywolfslair.com)
What we now have is a mixture of alcohol and saturated water on bottom, with the terpenes and terpenoids now in the n-Hexane floating on top. (graywolfslair.com)
The alcohol brine mixture has no room for the low polarity terpenes and terpenoids, but the jilted terpenes and terpenoids are in love at first sight and instantly in bed with the non polar n-Hexane anyway. (graywolfslair.com)

n- Hexane will attack some forms of plastics, rubber, and coatings. (cdc.gov)
Apart from this, the increasing application of n-hexane as a solvent to produce rubber, adhesives, and coatings is contributing to the market growth. (imarcgroup.com)

Anatomy3

Organisms8

Chemicals and Drugs11

Analytical, Diagnostic and Therapeutic Techniques and Equipment3

Solvents7

Heptane3

C6H144

Toluene2

Mixtures2

Bicyclo1

Concentration4

Volatile3

Gasoline4

Aliphatic1

Colorless2

Hydrocarbons1

Alkanes3

Isomers1

Ethanol1

Laboratory7

19941

Proper ventilation1

Vapors1

Chromatography1

HPLC2

Eluent1

COMPOUND2

Amounts1

Glues3

Lubricant2

Crude oil2

Extract2

Density1

Sodium1

Rats2

Blends1

Contaminants1

Reactions1

Extraction process2

Soil1

Exposure6

Vegetable1

Products3

Spill1

Widely2

Machinery1

Industry2

Industries3

Mixture3

Coatings2