Hypochlorous Acid (HCID 24341)

Überblick

Hypochlorous acid is a chlorine oxoacid with formula HOCl; a weak, unstable acid, it is the active form of chlorine in water. It has a role as an EC 3.1.1.7 (acetylcholinesterase) inhibitor, an EC 2.5.1.18 (glutathione transferase) inhibitor and a human metabolite. It is a member of reactive oxygen species and a chlorine oxoacid. It is a conjugate acid of a hypochlorite.

Namen und Bezeichner

Bevorzugter Name: Hypochlorous Acid
IUPAC: hypochlorous acid
Englischer Name: Hypochlorous acid
Summenformel: ClHO
Molmasse: 52.46

Namen und Synonyme

HYPOCHLOROUS ACID7790-92-3HClOHOClchloranolComfosyhydroxidochlorinehypochloric acid712K4CDC10DTXSID3036737CHEBI:24757hypochlrous

Weitere Namen anzeigen

ChampuregreenDeodorizerLeucillinSufiyaMediaqua premiumDr.DevirusHi CleanerVIRURcatcher

Datenbank-Bezeichner

CAS: 14380-61-1、7790-92-3
PubChem CID: 24341
DTXSID: DTXSID3036737
ChEMBL: CHEMBL1616046
ChEBI: CHEBI:24757
UNII: 712K4CDC10
EC Number: 232-232-5
Nikkaji: J202.839E

Eigenschaften

Berechnete Struktureigenschaften

XLogP: 0,3
Polarare Oberfläche (TPSA): 20,2 Å²
H-Brücken-Donoren: 1
H-Brücken-Akzeptoren: 1
Frei drehbare Bindungen: 0
Schwere Atome: 2
Formalladung: 0
Komplexität: 2

Experimentelle und physikochemische Eigenschaften

Chemical ClassesToxic Gases & Vapors -> Acids, Inorganic

SpringerMaterials PropertiesSchoenflies notation

Food Contact Substances · 6 Einträge

FCS -> FDA Inventory of Food Contact Substances Listed in 21 CFR

FCS -> FDA Inventory of Effective Food Contact Substance (FCS) Notifications

Physical Description · 3 Einträge

Liquid

Found only in aqueous solution; Greenish-yellow liquid; [Merck Index] Very unstable; [Hawley] Decomposes exothermically to HCl and O2; [Ullmann]

Solid

Physikochemische Eigenschaften

Siedepunkt: 125 · 125-130 °C(Press: 11 Torr)
Dichte: 1.1655 g/cm3 · 1.1655 g/cm3
pka: 7.54 · 7.54±0.10(Predicted)

Sicherheit und Regulatorisches

GHS-Klassifizierung

GHS ClassificationNot Classified

Gefahrenhinweise

Regulatory Information · 2 Einträge

Hypochlorous acid is listed on the EPA's Chemical Data Reporting (CDR) system. Manufacturers and importers of Hypochlorous acid are required to report information about their production and use of this chemical to the EPA under the Toxic Substances Control Act (TSCA). (40 eCFR Part 711)

Hypochlorous acid: Does not have an individual approval but may be used as a component in a product covered by a group standard. It is not approved for use as a chemical in its own right.

Hazards Summary · 1 Eintrag

A strong oxidizing agent; [Merck Index] A skin and eye irritant; Weak and unstable acid--exists only in dilute solutions; [Hawley] Hypochlorites are used as bleaching agents and disinfectants (swimming pools); they are derived from hypochlorous acid. Hypochlorites have caused hand, diffuse, or periulcerous dermatitis . . . [Kanerva, p. 1803-4] See Hydrogen chloride.

Hazard Classes and CategoriesNot Classified

Chemie und Industrie

Pharmakologische Informationen

MeSH Pharmacological ClassificationElectron-accepting molecules in chemical reactions in which electrons are transferred from one molecule to another (OXIDATION-REDUCTION).

Verwendung und Herstellung

Uses · 2 Einträge

Used as a disinfectant; [Merck Index] Used for textile and fiber bleaching, for water purification, and as an antiseptic; [Hawley] Not used much because of its instability; Hypochlorites are used instead in drinking water and swimming pools; [Ullmann]

Pulp and Paper Processing [Category: Industry]

U.S. Production2023: 100,000,000 - <500,000,000 lb

Industry UsesOxidizing agent

Household ProductsInformation on 4 consumer products that contain Hypochlorous acid in the following categories is provided:

General Manufacturing Information · 2 Einträge

All Other Basic Organic Chemical Manufacturing

Hypochlorous acid: ACTIVE