Examples of using Pyridine in English and their translations into Malay
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Pyridine is also an important raw material in the textile industry.
One of the raw materials that arequite crucial to the chemical factories is pyridine.
Pyridine is derived from benzene through replacement of the CH group by the N-atom.
As of 1999, 11 out of the 25 largest pyridine production sites were situated in Europe.
Pyridine derivatives at the 2-position can be obtained through Chichibabin reaction.
After two years, Anderson derived pure pyridine by fractional distillation of bone oil.
The pyridine Lingard that's substituted during the reaction is reinstated after its completion.
In the preparation of pyrithione-based fungicides, pyridine is used as the basic compound.
Pyridine is mainly used as a precursor to two herbicides diquat and paraquat.
This method can produce a chain of pyridine derivatives depending on the compounds used.
The information below describeshow ordinary electrophilic substitution reacts with pyridine.
This method uses pyridine as a reagent, though it will not be included in the end product.
However, experimental methods canbe used while undertaking electrophilic substitution on pyridine N-oxide.
In acylations and esterifications, Pyridine activates the anhydrides or carboxylic acid halides.
Pyridine ring occurs in several crucial compounds, including vitamins niacin, pyridoxine, as well as azines.
The compound formed consists of pyridine, picoline or simple methylated pyridines, and lutidine.
Pyridine is always used as a precursor to pharmaceuticals and agrochemicals and is also a crucial reagent and solvent.
For instance, acetonitrile will yield 2-methylpyridine,which can undergo dealkylation to form pyridine.
The Chichibabin pyridine synthesis was first reported in 1924 and is still a major application in the chemical industry.
Diflufenican, clopyralid, paraquat, and diquat are popular pyridine derivatives which are used as herbicides.
Positions on the ring for pyridine are shown, Arabic numerals are more preferred to Greek letters, even though both systems are used.
A Scottish chemist, Thomas Anderson invented pyridine in 1849 as one of the compounds that constitute bone oil.
The Pyridine structure is analogous to the structure of benzene, because it is related by the replacement of CH group by N. The major differences include.
Pyridinium chlorochromate is customarily obtained when pyridine is added to the solution of concentrated hydrochloric and chromic acid.
Pyridine is particularly ideal for dehalogenation, where it serves as the base of elimination reaction while bonding the resultant hydrogen halide to form pyridinium salt.
The reaction between Zincke and pyridine results in the production of two compounds- laurylpyridinium and cetylpyridinium.
When a pyridine reacts as a base or a nucleophile, it forms a pyridinium cation in which the aromatic sextet is retained, and the nitrogen acquires a formal positive charge.
The majority of alkaloids contain a piperidine or pyridine ring structure, among them piperine(constitutes one of the sharp-tasting contents of black and white pepper) and nicotine.
Pyridine which was once extracted from coal tar but is now prepared catalytically from ammonia and tetrahydrofurfuryl alcohol is a crucial intermediate and solvent used to manufacture other compounds.
Another application in which pyridine is used is in Knoevenagel condensations, whereby it's used as a low-reactive, polar, and basic solvent.