Hypophosphorous Acid | 6303-21-5

Cas No :

6303-21-5

Form :

Liquid

Molecular Weight :

65.997 G/Mol

Molecular Formula :

H3O2P

Melting Point :

-20 °C

Boiling Point :

107 °C

Solubility :

Soluble In Water

Flash Point :

75 °C

Description :

Overview of Hypophosphorous Acid

Hypophosphorous Acid is an extremely powerful reducing acid inorganic that is widely employed in industrial processes in which reduced phosphorus concentration, controlled reduction and stable performance are essential. It is usually supplied as a transparent, colourless or slightly yellow liquid liquid and is highly valued due to its reduction power, its stability under strict conditions, as well as its its predictable reactions.

Hypophosphorous Acid is commonly used in chemical manufacturing, surface treatment, and specialty industrial processing, where reliable phosphorus-based reduction is essential.


Applications of Hypophosphorous Acid

Chemical Manufacturing & Industrial Synthesis

Hypophosphorous Acid is widely employed in chemical manufacturing as a reduction agent for controlled reactions as well as intermediate production. It provides consistency in batch quality and predictability of processing characteristics. It is usually evaluated along with the Phosphorous Acid as well as Phosphoric Acid depending on the strength of reduction required.

Surface Treatment & Metal Processing

Hypophosphorous Acid is used in surface treatment and metal processing applications where controlled reduction and phosphorus incorporation improve coating quality and processing efficiency. It contributes to stable performance in industrial treatment systems.

Specialty Industrial Processing

The substance is employed in special industrial formulations that require high reducing capacity and controlled acidity. It is dependable in harsh industrial environments.

Intermediate & Process Chemistry

Hypophosphorous Acid is also used as an intermediate in process chemistry where selective reduction and stable phosphorus chemistry are necessary for downstream manufacturing steps.


Safety & Handling Guidelines

  • Store in a cool, dry, well-ventilated and dry area

  • Make sure you use corrosion-resistant equipment and containers

  • Beware of inhalation of vapours and contact with eyes, skin or

  • Wear safety gloves and goggles, a face shield, and other appropriate industrial attire

  • Handle under controlled industrial conditions

  • Keep away from oxidising agents

  • Dispose of waste and containers according to regulatory guidelines


Where to Buy Hypophosphorous Acid?

Hypophosphorous Acid Manufacturer

Hypophosphorous Acid is manufactured for industrial applications where controlled concentration, strong reducing performance, and consistent quality are required for chemical synthesis and surface treatment processes.

Hypophosphorous Acid Supplier & Distributor

Hypophosphorous Acid is sold in industrial-grade containers for producers who require dependable quality and controlled handling. Since we are an industrial chemicals distributor, Chemicalbull Pvt. Ltd. assists customers by providing solid sourcing and standard documents.


MSDS for Hypophosphorous Acid

The MSDS for Hypophosphorous Acid provides detailed information on hazards, safe handling procedures, storage conditions, exposure controls, first-aid measures, and emergency response protocols. Always review the MSDS before industrial use.


Frequently Asked Questions (FAQs)

  1. What is Hypophosphorous Acid?

    Hypophosphorous Acid is an inorganic acid that has strong reduction properties. It is commonly employed in chemical processing for industrial use or surface preparation.

  2. What is the chemical formula of Hypophosphorous Acid?

    The hypophosphorous acid formula is H₃PO₂.

  3. What is the structure of Hypophosphorous Acid?

    Hypophosphorous acid structure consists of a phosphorus atom bonded to one hydroxyl group, one double-bonded oxygen, and two hydrogen atoms, giving it strong reducing behaviour.

  4. What is Hypophosphorous Acid also known as?

    Hypophosphorous Acid can also be referred to as Phosphinic Acid.

  5. What is the difference between phosphorous acid and hypophosphorous acid?

    Phosphorous acid (H₃PO₃) has moderate reducing ability, while hypophosphorous acid (H₃PO₂) is a much stronger reducing agent with different industrial applications.