Phosphinic acid | CAS No. 6303-21-5

Phosphinic acid

Basic Information

CAS Number

6303-21-5

Molecular Formula

H3O2P

Molecular Weight

66 g/mol

EINECS

228-601-5

AD

Basic Physical Properties

Melting Point

-25 °C

Boiling Point

108 °C (759.8513 mmHg)

Density

1.206 g/mL at 20 °C

Water Solubility

SOLUBLE

Refractive Index

1.39 (20 C)

Vapor Pressure

<17 mmHg ( 20 °C)

O[PH2]=O

InChI

InChI=1S/H3O2P/c1-3-2/h3H2,(H,1,2)

InChIKey

ACVYVLVWPXVTIT-UHFFFAOYSA-N

LogP

-0.35000000000000003

pKa

pK1 1.1.

Topological Polar Surface Area

37.3 Ų

Hydrogen Bond Donor/Acceptor

1 / 2

Complexity

10.3

Safety Information

View Safety Information

GHS Hazard Pictograms

H314H314

Hazard Statement

H314 Causes severe skin burns and eye damage
Skin corrosion/irritation

Hazard Class

Class 8 Class 8

Stability

Stable. Incompatible with strong alkalis. Reacts violently with oxidizers, strong alkalis, mercury(II) nitrate, and mercury(II) oxide. Do not heat above 100°C.

Sensitiveness

light-sensitive

Synonyms & References

English

  • HYPOPHOSPHOROUSACID,30%(W/V)SOLUTION
  • HYPOPHOSPHOROUSACID,50%(W/V)SOLUTION
  • Hypophosphorus acid: (Phosphinic acid)
  • Hypophosphorus acid, 50% w/w aq. soln.
  • hypophosphorous
  • hypophosphorousacid(corrosiveliquid,acidic,inorganic,n.o.s.)
  • Hypophosphorousacid,50%w/waq.soln.
  • HYPOPHOSPHOROUS ACID SOLUTION 50% AQUEOUS
  • HYPOPHOSPHORIC ACID
  • HYPOPHOSPHOROUS ACID
  • HYPOPHOSPHORUS ACID
  • PHOSPHINIC ACID
  • Hypophoaphoeous acid
  • Hypophosphorous acid solution
  • Hypophosphorousacidcolorlessliq
  • HYPOPHOSPOROUS ACID
  • phosphoric acid orthophosphoric acid;
  • Phosphinic acid
  • Phosphinic Acid

MDL Number

MFCD02183592

EC Number

228-601-5

Customs Code

28111990

You might also like

Compound Q&A

What is 6-Methyl-7-oxabicyclo[4.1.0]heptan-2-one (CAS: 21889-89-4)?

6-Methyl-7-oxabicyclo[4.1.0]heptan-2-one is a cyclic ketone with a molecular for...

21889-89-46-Methyl-7-oxabicycl...
Compound Q&A

What is 4-[(6-Methyl-2-pyrazinyl)oxy]benzoic acid (CAS: 906353-00-2)?

4-[(6-Methyl-2-pyrazinyl)oxy]benzoic acid is a chemical compound with the CAS nu...

906353-00-24-[(6-Methyl-2-pyraz...
Compound Q&A

What is 2-(2-Pyridinyl)-1,3-propanediol (CAS: 49745-42-8)?

2-(2-Pyridinyl)-1,3-propanediol (CAS: 49745-42-8) is a colorless to slightly yel...

49745-42-82-(2-Pyridinyl)-1,3-...
Compound Q&A

What is 2-(6-Chloro-2-pyridinyl)-2-phenylacetonitrile (CAS: 24783-42-4)?

2-(6-Chloro-2-pyridinyl)-2-phenylacetonitrile is an organic compound with the CA...

24783-42-42-(6-Chloro-2-pyridi...
Compound Q&A

What is 2-Oxopropanamide (CAS: 631-66-3)?

2-Oxopropanamide, also known as 2-aminoacrylic acid, is a chemical compound with...

631-66-32-Oxopropanamide
Compound Q&A

What is 2-Methyl-2-propanyl 4-(5-bromo-6-methyl-2-pyridinyl)-1-piperazinecarboxylate (CAS: 1289040-88-5)?

2-Methyl-2-propanyl 4-(5-bromo-6-methyl-2-pyridinyl)-1-piperazinecarboxylate (CA...

1289040-88-52-Methyl-2-propanyl ...
Compound Q&A

What is NAMPT inhibitor-linker 1 (CAS: 2241019-57-6)?

NAMPT inhibitor-linker 1 (CAS: 2241019-57-6) is a chemical compound designed as ...

2241019-57-6NAMPT inhibitor-link...
Compound Q&A

What is (2-(2,2,2-Trifluoroacetyl)pyridin-4-yl)boronic acid (CAS: 1310404-58-0)?

It is a chemical compound with the structure (2-(2,2,2-Trifluoroacetyl)pyridin-4...

1310404-58-0(2-(2,2,2-Trifluoroa...
Compound Q&A

What is 1-(2-Chlorophenyl)-6-(3,3,3-trifluoro-2-methylpropyl)-1,5-dihydro-4H-pyrazolo[3,4-d]pyrimidin-4-one (CAS: 794568-90-4)?

1-(2-Chlorophenyl)-6-(3,3,3-trifluoro-2-methylpropyl)-1,5-dihydro-4H-pyrazolo[3,...

794568-90-41-(2-Chlorophenyl)-6...
Compound Q&A

What is Vinyl(chloromethyl)dimethoxysilane (CAS: 1314981-48-0)?

Vinyl(chloromethyl)dimethoxysilane is an organosilicon compound with the molecul...

1314981-48-0Vinyl(chloromethyl)d...