Hexane
... hexane. The term hexanes refers to a mixture, composed largely (>60%) of n-hexane, with varying amounts of the isomeric ... The current n-hexane PEL in the US is 500 ppm (1,800 mg/m3 (0.79 gr/cu ft)). Hexane and other volatile hydrocarbons (petroleum ... Hexane (/ˈhɛkseɪn/) or n-hexane is an organic compound, a straight-chain alkane with six carbon atoms and has the molecular ... These "hexanes" mixtures are cheaper than pure hexane and are often used in large-scale operations not requiring a single ...
Hexane (data page)
This page provides supplementary chemical data on n-hexane. The handling of this chemical may incur notable safety precautions ...
Hexane-2,5-dione
In humans, it is a toxic metabolite of hexane and of 2-hexanone. The chronic toxicity of hexane is attributed to hexane-2,5- ... Couri D, Milks M. "Toxicity and metabolism of the neurotoxic hexacarbons n-hexane, 2-hexanone, and 2,5-hexanedione" Annu. Rev. ... Stephen R Clough; Leyna Mulholland (2005), "Hexane", Encyclopedia of Toxicology, vol. 2 (2nd ed.), Elsevier, pp. 522-525 ...
Alkane
Hence, pentane, C5H12; hexane, C6H14; heptane, C7H16; octane, C8H18; etc. The numeral prefix is generally Greek; however, ... Emission of gaseous and volatile alkanes such as ethane, pentane, and hexane by plants has also been documented at low levels, ... hexane, 2-methylpentane, 3-methylpentane, 2,2-dimethylbutane, and 2,3-dimethylbutane C7: 9 isomers: heptane, methylhexane (2 ... five carbon and 12 hydrogen hexane C6H14 - six carbon and 14 hydrogen heptane C7H16 - seven carbons and 16 hydrogen octane ...
Nile red
... n-hexane, 10. methyl-tert-butylether, 11. cyclohexane, 12. toluene. Bacillus subtilis stained with Nile red as a membrane dye ( ...
SYM-2081
Next, the product was crystallized by hexanes. Tetrabutylammonium fluoride was used for its primary alcohol to selectively ...
Indian Institute of Petroleum
Food grade hexane 1993. Bimetallic Pt-Re reforming catalyst 1992. Production of benzene/toluene through sulfolane extraction ... services Pipeline Design and Network Training Business developments and technology transfer Production of food grade hexane by ...
2,2-Dimethylbutane
It is therefore an alkane, indeed the most compact and branched of the hexane isomers - the only one with a quaternary carbon ... Rabo, J. A.; Pickert, P. E.; Mays, R. L. (1961). "Pentane and Hexane Isomerization". Industrial & Engineering Chemistry. ... Such reactions create a mixture of final products including isopentane, n-hexane, 3-methylpentane, 2-methylpentane, 2,3- ...
Base-promoted epoxide isomerization
The residue was purified by preparative TLC (Rf 0.22 in 1:2 ether-hexane) to give 99% of (E)-2-cyclododecenol: IR (neat) 3330- ... These reactions are most often run in hexanes. Aluminum amides, which are bulkier and sometimes more selective than lithium ... Typical temperatures for isomerization reactions employing lithium amides are between 0 °C and reflux (ether/hexane solvent ... Lithium amides are usually prepared in the laboratory through the addition of a titrated solution of n-butyllithium in hexanes ...
Mass spectral interpretation
Linear fragments often differ by 14 Da (CH2 = 14). For example, hexane fragmentation patterns. The m/z=57 butyl cation is the ...
Spacecraft magnetometer
The proton source was hexane. Unlike ground-based magnetometers that can be oriented by the user to determine the direction of ...
3,4-Epoxycyclohexanecarboxylate methyl ester
I. Synthesis of Bicyclo[3.1.0]-2-hexanone and Methyl Bicyclo[3.1.0]hexane-1-carboxylate". The Journal of Organic Chemistry. 22 ... NORMAN A. NELSON , GEORGE A. MORTIMER (October 1957). "Bicyclo[3.1.0]hexane Derivatives. ...
Solvent
Similarly, water and hexane (or vinegar and vegetable oil) are not miscible with each other and will quickly separate into two ... hexane, petrol ether); in detergents (citrus terpenes); and in perfumes (ethanol). Solvents find various applications in ... while strongly non-polar compounds like oils or waxes dissolve only in very non-polar organic solvents like hexane. ...
2,2-Dimethylpentane
van Eijk van Voorthuijsen, J. J. B. (3 September 2010). "The isomerization equilibria of the butanes, pentanes, hexanes and ...
Kalahari melon oil
Extraction with n-hexane yielded 41.3% - 43.6%. Oil yield was reported to be primarily affected by the solvent/kernel ratio, ... In this technique, simple apparatus and different non-polar solvents, including n-hexane and chloroform are used for the ...
C70 fullerene
Talyzin, A.V.; Engström, I. (1998). "C70 in Benzene, Hexane, and Toluene Solutions". Journal of Physical Chemistry B. 102 (34 ...
Types of plant oils
"Hexane solvent oil extraction - Definition, Glossary, Details". Oilgae. Retrieved 2011-11-10. Karl A. D. Swift (2002). " ... using a solvent such as hexane. Chemical extraction is cheaper and more efficient than mechanical extraction, at a large scale ...
Buckminsterfullerene
Talyzin, A. V.; Engström, I. (1998). "C70 in Benzene, Hexane, and Toluene Solutions". Journal of Physical Chemistry B. 102 (34 ...
Jocelyn Field Thorpe
Part I. spiro-Compounds from cyclo-Hexane". J. Chem. Soc., Trans. 107: 1080-1106. doi:10.1039/CT9150701080. Baron, H.; Remfry, ...
Cyclohexane
... is sometimes used as a non-polar organic solvent, although n-hexane is more widely used for this purpose. It is ... Hexane Ring flip Cyclohexane (data page) "Hexanaphthene". dictionary.com. Archived from the original on 2018-02-12. "Front ... this formula for hexane (C6H14) is wrong because chemists at that time used the incorrect atomic mass for carbon.] by fixing [i ...
Pentane
Their properties are very similar to those of butanes and hexanes. Pentanes are some of the primary blowing agents used in the ...
Gottlieb Daimler
"This is a combustible fuel called n-hexane." In late 1883, Daimler and Maybach patented the first of their engines fueled by ... n-hexane List of German inventors and discoverers Car and car engine designers, chronologically by first vehicle/engine built ...
Organosodium chemistry
For example, [NaCH2SiMe3]TMEDA is soluble in hexane. Crystals have been shown to consist of chains of alternating Na(TMEDA)+ ... Hg The high solubility of lithium alkoxides in hexane is the basis of a useful synthetic route: LiCH2SiMe3 + NaO-t-Bu → LiOt-Bu ...
Vegetable oil
The most common solvent is petroleum-derived hexane. This technique is used for most of the "newer" industrial oils such as ...
Pistacia atlantica
Twenty-six compounds in hexane extract were identified. The major compounds were α-pinene 57.06%, β-pinene 9.83%, trans- ...
Solubility of fullerenes
Talyzin, A.V.; Engström, I. (1998). "C 70 in Benzene, Hexane, and Toluene Solutions". Journal of Physical Chemistry B. 102 (34 ...
2,3-Dimethylbutane
... is an isomer of hexane. It has the chemical formula (CH3)2CHCH(CH3)2. It is a colorless liquid which boils ...
Fullerene
Talyzin, A.V.; Engström, I. (1998). "C 70 in Benzene, Hexane, and Toluene Solutions". Journal of Physical Chemistry B. 102 (34 ...
Strigolactone
... and almost insoluble in hexane. Some examples of strigolactones include: The biosynthetic pathway of the strigolactones has not ...
Chemical formula
For example, hexane has a molecular formula of C6H14, and (for one of its isomers, n-hexane) a structural formula ... However, the empirical formula for hexane is C3H7. Likewise the empirical formula for hydrogen peroxide, H2O2, is simply HO, ...