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CAS No 87-86-5 , 2,3,4,5,6-pentachlorophenol

  • Name: 2,3,4,5,6-pentachlorophenol
  • Synonyms: pentachloro-; Pentachlorophenate; Permite; Phenol;Chlorophen; Dowicide 7;2,3,4,5,6-pentachlorophenol; Fungifen; 2,3,4,5,6-Pentachlorophenol; Lauxtol;
  • CAS Registry Number:
  • Transport: 315
  • Melting Point: 165-180 °C(lit.)
  • Boiling Point: 310 °C(lit.)
  • Density: 1.978 g/mL at 25 °C(lit.)
  • Water Solubility: Insoluble
  • Safety Statements: R24/25:Toxicincontactwithskinandifswallowed.;R26:Verytoxicbyinhalation.;R36/37/38:Irritatingtoeyes,respiratorysystemandskin.;R40:Possiblerisksofirreversibleeffects.;R50/53:Verytoxictoaquaticorganisms,maycauselong-termadverseeffectsintheaquaticenvironment.;
  • Hazard Symbols: T+:Verytoxic;N:Dangerousfortheenvironment;
  • EINECS: 201-778-6
  • Molecular Weight: 266.33654
  • InChI: InChI=1S/C6HCl5O/c7-1-2(8)4(10)6(12)5(11)3(1)9/h12H
  • Risk Statements: S22:Donotinhaledust.;S36/37:Wearsuitableprotectiveclothingandgloves.;S45:Incaseofaccidentofifyoufeelunwell,seekmedicaladviceimmediately(showthelabelwherepossible).;S52:Notrecommendedforinterioruseonlargesurfaceareas.;S60:Thismaterialanditscontainermustbedisposedofashazardouswaste.;S61:Avoidreleasetotheenvironment.Refertospecialinstructions/Safetydatasheets.;
  • Molecular Formula: C6HCl5O
  • Molecular Structure:CAS No:87-86-5 2,3,4,5,6-pentachlorophenol
References of 2,3,4,5,6-pentachlorophenol
Title: Pentachlorophenol
CAS Registry Number: 87-86-5
Synonyms: Penta; PCP; penchlorol
Trademarks: Santophen 20 (Monsanto)
Molecular Formula: C6HCl5O
Molecular Weight: 266.34
Percent Composition: C 27.06%, H 0.38%, Cl 66.56%, O 6.01%
Literature References: Prepd by the chlorination of phenol in the presence of a catalyst. Toxicity study: T. B. Gaines, Toxicol. Appl. Pharmacol. 14, 515 (1969). Review of toxicology and human exposure: Toxicological Profile for Pentachlorophenol (PB2001-109106, 2001) 316 pp.
Properties: Needle-like crystals, mp 190-191°; bp ~309-310° (dec). d422 1.978. Very pungent odor only when hot. Sublimes in needles. Almost insol in water (8 mg in 100 ml). Freely sol in alc, ether; sol in benzene; slightly sol in cold petr ether. LD50 in male, female rats (mg/kg): 146, 175 orally (Gaines).
Melting point: mp 190-191°
Boiling point: bp ~309-310° (dec)
Density: d422 1.978
Toxicity data: LD50 in male, female rats (mg/kg): 146, 175 orally (Gaines)
Derivative Type: Sodium salt
Synonyms: Sodium pentachlorophenate; sodium pentachlorophenoxide
Trademarks: Santobrite (Monsanto); Dowicide G (Dow)
Properties: Sol in water.
CAUTION: Potential symptoms of overexposure are irritation of eyes, nose, throat; sneezing, cough; weakness, anorexia, weight loss; sweating; headache, dizziness; nausea, vomiting; dyspnea, chest pain; high fever. Direct contact may cause dermatitis. See NIOSH Pocket Guide to Chemical Hazards (DHHS/NIOSH 97-140, 1997) p 242; Patty's Industrial Hygiene and Toxicology vol. 2B, G. D. Clayton, F. E. Clayton, Eds. (Wiley-Interscience, New York, 1994) pp 1603-1613.
Use: Insecticide for termite control; pre-harvest defoliant; general herbicide. Antimicrobial preservative and fungicide for wood, wood products, starches, textiles, paints, adhesives, leather, pulp, paper, industrial waste systems, building materials. Surface disinfectant.