What's the difference between caustic and phenol?

Caustic


Definition:

  • (a.) Alt. of Caustical
  • (a.) Any substance or means which, applied to animal or other organic tissue, burns, corrodes, or destroys it by chemical action; an escharotic.
  • (a.) A caustic curve or caustic surface.

Example Sentences:

  • (1) According to the report filed by the New York state department of financial services (NYSDFS), when warned by a US colleague about dealings with Iran, a Standard Chartered executive caustically replied: "You f---ing Americans.
  • (2) He had severe standards and was caustic about people in public life and the way things were run.
  • (3) Fatale haemoptysis occurred as a result of circumferential caustic erosion to the right intermediate bronchus caused by a tablet of ferrous sulphate which remained in contact for 4 days.
  • (4) Four cases of combined hypopharyngeal and cervical esophageal stricture secondary to caustic ingestion are presented.
  • (5) Initial endoscopic examination showed moderate caustic esophagitis in all patients, and esophageal atony and poor distension were early roentgenographic observations.
  • (6) The stigma of having no brothers or sisters meant that any acting up was immediately dismissed with a caustic, “Well, he is an only child.” The subtext was that my parents had doted on me excessively, inflating my sense of importance.
  • (7) The caustic property of silver nitrate prompted a double-blind, controlled study of a possible causal relationship between use of the agent for prophylaxis against ophthalmic infection in the newborn and the subsequent development of nasolacrimal duct obstruction.
  • (8) The effects of accidental ingestion of a caustic detergent are studied in the report of 14 patients seen in the Hennepin County Medical Center.
  • (9) The success of conservative treatment has been higher in patients younger than 8 years of age, and in strictures due to caustics other than lye involving upper third portion and less than five cm of an esophageal segment.
  • (10) Despite the sometimes self-deprecating shtick – in sharp contrast to Putin's self-mythologising antics – there remains disquiet about what Navalny really represents, behind the caustic put-downs and cool persona.
  • (11) Caustic ingestion in adults must be viewed as a problem different from that of accidental ingestion in children.
  • (12) Exposure to caustic agents is a common problem, affecting thousands of individuals annually.
  • (13) This result counters the theory that a caustic response is a prerequisite for successful therapy.
  • (14) With both kinds of caustic agents the decrease of acid phosphatase activity was more striking than that of the alkaline phosphatase.
  • (15) Even so, Iain Macleod and Enoch Powell refused invitations to join the new government and Macleod published in the Spectator a caustic account of all the skullduggery.
  • (16) L'eau de Javel (bleaching agent with sodium hypochloride) was the most frequently encountered caustic substance (89%).
  • (17) The indication for esophageal replacement was atresia in 92 children and intractable stricture (peptic, caustic, or congenital) in 20.
  • (18) In order to examine the injuries and functional abnormalities of these sites following caustic ingestion, the records of The Johns Hopkins Swallowing Center were reviewed.
  • (19) Afterwards, in a sign that she has not yet lost her caustic side, Sobchak wrote in her Tatler column: "Bozhena equally suffers for the fate of her motherland as for the fate of her fur coats."
  • (20) Roy Keane’s most outspoken attack on Sir Alex Ferguson branched out into caustic criticisms of José Mourinho as he branded the Chelsea’s manager conduct “disgraceful” and explained why he refused to shake his hand towards the end of Aston Villa’s recent match at Stamford Bridge .

Phenol


Definition:

  • (n.) A white or pinkish crystalline substance, C6H5OH, produced by the destructive distillation of many organic bodies, as wood, coal, etc., and obtained from the heavy oil from coal tar.
  • (n.) Any one of the series of hydroxyl derivatives of which phenol proper is the type.

Example Sentences:

  • (1) The teeth were embedded in phenolic rings with acrylic resin.
  • (2) The presence of the expected C19 neutral and C18 phenolic steroids was confirmed.
  • (3) The effect of mycobacterial phenolic glycolipids from Mycobacterium leprae, M. bovis BCG, and M. kansasii on in vitro proliferative responses by human blood mononuclear cells from healthy BCG vaccinees was investigated.
  • (4) The chemistry involved reaction rate constant measurements of MSF hydrolysis and for reactions with phenolic, amine, oxime, hydroxamic acid, phenyl N-hydroxycarbamate, and hydroxylamine compounds and cupric imidazole and bipyridyl complexes.
  • (5) In the liver, the major site of benzene metabolism, benzene is converted by a cytochrome P-450-mediated pathway to phenol, the major metabolite, and the secondary metabolites, hydroquinone and catechol.
  • (6) Except in the case of the phenolic metabolite, structures were confirmed by direct comparison of electron impact mass spectra and chromatographic behaviour with those of authentic samples.
  • (7) It may be concluded that phenolization of the sympathetic nervous system provides the same results as surgical sympathectomy but has the advantage of lower morbidity and shorter hospitalization (24 h vs 10 days).
  • (8) It was hypothesized that the observed activity variation of the paracetamol analogues was based on the relative abilities of these compounds to undergo H atom loss at the phenolic oxygen, and on the relative stabilities of the resulting free-radical species.
  • (9) Lipopolysaccharide content correlated significantly with drug uptake and sensitivity, and it appeared to determine the degree of penetration of the cell envelope by these chlorinated phenols.
  • (10) Liberation of the polysaccharides from the carrier by treatment with aqueous phenol resulted in loss of the serological activity.
  • (11) Here we report that phenol hydroxylation to hydroquinone is also catalyzed by human myeloperoxidase in the presence of a superoxide anion radical generating system, hypoxanthine and xanthine oxidase.
  • (12) The 2-substituted phenoxy-6-methoxy-8-aminoquinolines (4-6) were afforded by reduction of the corresponding 8-nitroquinolines (1-3) which were obtained by condensation of 2-chloro-6-methoxy-8-nitroquinoline and substituted phenols.
  • (13) This report reviews the treatment of pilonidal sinus by phenol injection in 54 patients.
  • (14) One group of rats was made immunocompetent towards P. aeruginosa by intraperitoneal injection of phenol-killed P. aeruginosa while a second group remained naive to this organism.
  • (15) These data indicate that the phenolic hydroxyl groups of xanthomegnin might contribute to its uncoupling action on the oxidative phosphorylation of mitochondria.
  • (16) The coupled dienone-phenol re-arrangement and keto-enol tautomerism of this quinone methide produce the observed 3,4-dihydroxybenzaldehyde.
  • (17) The phenol metabolites benzoquinone and 1,2,4-benzenetriol both activated the glutathione transferase in microsomes 2-fold independently of added NADPH.
  • (18) The isolation of plant enzymes is frequently hampered by the presence of phenolic compounds, pigments and mucilages.
  • (19) An enzyme (EC 2.8.2.1) that catalyses the transfer of sulphate from adenosine 3'-phosphate 5'-sulphatophosphate to phenols was purified approx.
  • (20) Physico-chemical parameters of membranes of skeletal muscles' sarcoplasmic reticulum in antioxidant insufficiency, which was modelled by excluding alpha-tocopherol from the animals ration, and after treatment with phenol antioxidant ionol were studied.