Octadecylphosphonic acid

Basic Information

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CAS Number

4724-47-4

Molecular Formula

C18H39O3P

Molecular Weight

334.48 g/mol

Chemical Classification

Basic Chemical Raw Materials Organic Chemicals Carboxylic Acids

Fine Chemicals Surfactants Anionic Surfactants

Agricultural Chemicals Pesticides Insecticides

Basic Physical Properties

Melting Point

97.0 to 101.0 deg-C

Boiling Point

463.6°C at 760 mmHg

Water Solubility

Insoluble in water.

Flash Point

234.2 °C

Refractive Index

1.465

SMILES

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CCCCCCCCCCCCCCCCCCP(=O)(O)O

InChI

InChI=1S/C18H39O3P/c1-2-3-4-5-6-7-8-9-10-11-12-13-14-15-16-17-18-22(19,20)21/h2-18H2,1H3,(H2,19,20,21)

InChIKey

FTMKAMVLFVRZQX-UHFFFAOYSA-N

LogP

6.425600000000008

Topological Polar Surface Area

57.53 Å²

Hydrogen Bond Donor/Acceptor

2 / 3

Complexity

263

Safety Information

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Hazard Statement

H315 Causes skin irritation
Skin corrosion/irritation

H319 Causes serious eye irritation
Serious eye damage/eye irritation

Stability

Stable. Incompatible with strong oxidizing agents.

Synonyms & References

English

KDX6MSF5PN
NS00031672
EINECS 225-216-4
Octadecyl-phosphonic acid
Q7076691
6E0
Phosphonic acid, P-octadecyl-
GEO-04391
Phosphonic acid, octadecyl-
Z3225836453
FTMKAMVLFVRZQX-UHFFFAOYSA-N
CHEMBL190741
ODPA
CS-W011929
O0371
Octadecylphosphonic acid
P-Octadecylphosphonic acid
AKOS005137958
FT-0733675
SCHEMBL107866
octadecyl phosphonic acid
DTXSID5063574
stearylphosphonic acid
Octadecylphosphonic acid, >=99%
EN300-7396599
1-Octadecanephosphonic acid
n-octadecylphosphonic acid
AS-58371
UNII-KDX6MSF5PN
Octadecylphosphonic acid, 97%
MFCD00015838

MDL Number

MFCD00015838

Customs Code

29319090

FAQ

What is Octadecylphosphonic acid (CAS: 4724-47-4)?

Octadecylphosphonic acid is an organic compound with the chemical formula C18H37PO4. It is a colorless or white solid with a pungent odor. This acid is used in various applications due to its amphiphilic properties.

What are the main uses of Octadecylphosphonic acid (CAS: 4724-47-4)?

Octadecylphosphonic acid is widely used in pharmaceuticals for formulation and drug delivery systems. It is also used in the food industry as a stabilizer and emulsifier. Additionally, it is employed in research as a surfactant and in industrial applications for water treatment and cleaning agents.

Is Octadecylphosphonic acid (CAS: 4724-47-4) safe?

Octadecylphosphonic acid is generally considered safe for use in industrial and pharmaceutical applications. However, it can be harmful if ingested or inhaled. Proper handling and storage should be followed, and appropriate personal protective equipment (PPE) should be used to avoid skin contact and eye exposure. Follow safety data sheet (SDS) guidelines for safe handling and disposal.

How should Octadecylphosphonic acid (CAS: 4724-47-4) be stored?

Octadecylphosphonic acid should be stored in tightly closed, moisture-proof containers in a cool, dry, and well-ventilated area. Avoid exposure to heat and direct sunlight. The temperature should be kept below 30°C (86°F) to ensure stability. Keep the container tightly sealed to prevent moisture absorption. Store away from incompatible materials such as strong acids and bases.