Noun:

பினாயில்,

phenols தமிழ் அர்த்தத்தின் உதாரணம்:

ஜெரோனியம், ஃபினாயில் போன்றவையும் தயாரிக்கப்படுகின்றன.

தற்போது 'பினாயில்' என்றழைக்கப்படும் கார்போலிக் அமிலத்தினால் காயங்களில் உள்ள நோய்க் கிருமிகளைத் தடை செய்ய முடியும் எனவும் கருவிகளைச் சுத்திகரிக்க முடியும் எனவும் கண்டறிந்த அறிவியலாளர் ஆவார்.

இந்நிறுவனத்தை இந்திய வேதியியல் தந்தை எனப்படும் பிரபுல்ல சந்திர ரே கல்கத்தாவில் துவக்கி வீட்டு உபயோகப் பொருட்களான "Hospitol", "இரசகற்பூர உருண்டைகள்", "பினாயில்" போன்ற பொருட்களைத் தயாரித்தார்.

phenols's Usage Examples:

Soft tissue sarcoma and non-Hodgkin's lymphoma in workers exposed to phenoxy herbicides, chlorophenols, and dioxins: Two nested case-control studies.

"Polymethylenes can give only secondary and tertiary alcohols, benzene only tertiary; these latter compounds are known as phenols.

-As a general rule, homologues and mono-derivatives of benzene react more readily with substituting agents than the parent hydrocarbon; for example, phenol is converted into tribromphenol by the action of bromine water, and into the nitrophenols by dilute nitric acid; similar activity characterizes aniline.

The quinonoid structure of many coloured compounds has been proved experimentally, as, for example, by Hewitt for the benzene-azo-phenols, and Hantzsch for triaminotriphenyl methane and acridine derivatives; but, at the same time, many substances cannot be so explained.

the reaction of formaldehyde on phenols: 0.

A notable example is provided by the phthaleins, which result by the condensation of phthalic anhydride with phenols.

Green Tea Polyphenols: great anti-oxidants include catechin and epigallocatechin gallate.

aminoand oxy-benzenes, aminophenols, quinones, and oxycarboxylic acids.

- The'quinoles are a series of compounds of the type R >()O obtained by the oxidation of para-alkylated phenols HO /?_ ?Tafel, Ber.

RESORCIN (meta-dioxybenzene), C 6 11 4 (OH) 2, one of the dihydric phenols.

Phenolphthalein >>They are crystalline solids which are readily converted into para-alkylated phenols by reducing agents.

By the condensation of ortho-aminophenols with phosgene or thiophosgene, oxy and thio-derivatives are obtained, the (OH) and (SH) groups being situated in the t t position, and these compounds on treatment with amines yield amino derivatives.

The solution is then acidified, and the phenols are'liberated and form an oily layer on the surface of the acid.

Synonyms:

phenylic acid, acid, hydroxybenzene, oxybenzene, carbolic acid, dissolver, dissolving agent, resolvent, dissolvent, solvent,

Antonyms:

amphoteric, alkaline, sweet, pleasant,