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Thymol (also known as 2-isopropyl-5-methylphenol, IPMP), C 10 H 14 O, is a natural monoterpenoid phenol derivative of p-Cymene, isomeric with carvacrol.It occurs naturally in the oil of thyme, and it is extracted from Thymus vulgaris (common thyme), ajwain, [4] and various other plants as a white crystalline substance of a pleasant aromatic odor and strong antiseptic properties.
Thymol is the principal aromatic component of thyme. The chemical composition of Thymus (thyme) includes a variety of essential oils, flavonoids, phenolic acids, triterpenes, and other compounds. The essential oils found in thyme include thymol , which is a major component responsible for the plant's antiseptic properties, and carvacrol ...
Carvacrol is present in the essential oil of Origanum vulgare (oregano), oil of thyme, oil obtained from pepperwort, and wild bergamot. [5] The essential oil of thyme subspecies contains between 5% and 75% of carvacrol, while Satureja (savory) subspecies have a content between 1% and 45%. [6]
Thymol also has antiseptic and disinfectant properties. [ 17 ] Volatile monoterpenes produced by plants can attract or repel insects, thus some of them are used in insect repellents , such as citronellol , eucalyptol , limonene , linalool , hinokitiol , menthol and thymol .
Thymol, derived from the herb thyme, is the active ingredient in some "broad spectrum" disinfectants that often bear ecological claims. It is used as a stabilizer in pharmaceutic preparations. It is used as a stabilizer in pharmaceutic preparations.
It has been suggested that thymol oil can reduce or cure onychomycosis (nail fungus), although the same source mentions that "no human studies have been conducted to test whether thymol is a lasting and effective treatment". [11] Football players apply it on their chest to improve respiratory function. [12]
Thymol blue (thymolsulfonephthalein) is a brownish-green or reddish-brown crystalline powder that is used as a pH indicator. It is insoluble in water but soluble in ...
Solution: The main components of a universal indicator, in the form of a solution, are thymol blue, methyl red, bromothymol blue, and phenolphthalein. This mixture is important because each component loses or gains protons depending upon the acidity or alkalinity of the solution being tested. It is beneficial to use this type of universal ...