Hypochlorous acid

Basic Information

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CAS Number

7790-92-3

Molecular Formula

HClO

Molecular Weight

52.46 g/mol

Chemical Classification

Water Treatment Chemicals Disinfectants Chlorine Compounds

Basic Physical Properties

SMILES

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OCl

InChI

InChI=1S/ClHO/c1-2/h2H

InChIKey

QWPPOHNGKGFGJK-UHFFFAOYSA-N

LogP

0.1325

pKa

pK (25°) 7.49

Topological Polar Surface Area

20.23 Å²

Hydrogen Bond Donor/Acceptor

1 / 1

Complexity

Safety Information

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Hazard Class

Class 5.1 Class 5.1

Synonyms & References

English

Hypochlorous-acid
hypochlorige Saeure
HClO
Chlor(I)-saeure
hydroxidochlorine
[ClOH]
HOCl
chloranol
hypochlorous acid
UNII-712K4CDC10

MDL Number

MFCD00871734

FAQ

What regulatory guidelines apply to hypochlorous acid (CAS: 7790-92-3)?

Hypochlorous acid (CAS: 7790-92-3) falls under the purview of several regulatory frameworks. It is classified as a hazardous substance under the Globally Harmonized System of Classification and Labeling of Chemicals (GHS). According to REACH regulations, manufacturers and importers must register the substance if it is produced or imported in quantities above one tonne per year. The U.S. Environmental Protection Agency (EPA) and the Food and Drug Administration (FDA) also have specific requirements for its use, handling, and storage, particularly in relation to its disinfectant properties.

Are there alternatives to hypochlorous acid in synthesis (CAS: 7790-92-3)?

Yes, there are alternatives to hypochlorous acid in synthesis (CAS: 7790-92-3). Some common alternatives include sodium hypochlorite, calcium hypochlorite, and chlorine gas. These alternatives are often used in industrial applications where hypochlorous acid is not feasible due to its concentration and stability issues. Isomers and analogs like chloramine T can also serve as effective substitutes in certain chemical processes.

What is the market or research trend for hypochlorous acid (CAS: 7790-92-3)?

The market for hypochlorous acid (CAS: 7790-92-3) is experiencing growing interest, particularly in its application as a disinfectant and in medical treatments. Research trends are focusing on its use in water purification, food safety, and wound care. Additionally, there is an increasing focus on developing stable forms of hypochlorous acid for broader applications. Market dynamics are driven by rising consumer awareness of health and hygiene, leading to a higher demand for this versatile compound.

How should waste containing hypochlorous acid (CAS: 7790-92-3) be handled?

Waste containing hypochlorous acid (CAS: 7790-92-3) should be handled with care to ensure safety and environmental protection. Waste should be collected in leak-proof containers and stored in a secure, well-ventilated area. Disposal should be done through a licensed hazardous waste management company to comply with local and national regulations. Incineration is a common method, but it must be conducted under controlled conditions to prevent the release of harmful gases. Additionally, neutralization with a non-hazardous base can be used to reduce the acidity before disposal.