Tributyl phosphate

Basic Information

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CAS Number

126-73-8

Molecular Formula

C12H27O4P

Molecular Weight

266.32 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

−79 °C

Boiling Point

180-183 °C/22 mmHg

Water Solubility

0.6 g/100 mL

Solubility

water: soluble1ml in 165ml water

Refractive Index

n20/D 1.424(lit.)

Vapor Pressure

27 mmHg ( 178 °C)<br />7.3 mmHg ( 150 °C)

SMILES

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CCCCOP(=O)(OCCCC)OCCCC

InChI

InChI=1S/C12H27O4P/c1-4-7-10-14-17(13,15-11-8-5-2)16-12-9-6-3/h4-12H2,1-3H3

InChIKey

STCOOQWBFONSKY-UHFFFAOYSA-N

LogP

4.544600000000004

Topological Polar Surface Area

44.760000000000005 Å²

Hydrogen Bond Donor/Acceptor

0 / 4

Complexity

3050

Safety Information

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GHS Hazard Pictograms

H302

H315

H351

Hazard Statement

H302 Harmful if swallowed
Acute toxicity, oral

H315 Causes skin irritation
Skin corrosion/irritation

H351 Suspected of causing cancer
Carcinogenicity

Stability

Stable. Combustible. Incompatible with strong oxidizing agents. May be water sensitive.

Sensitiveness

Sensitive to moisture

Toxicity

LD50 orally in rats: 3.0 g/kg (Smyth, Carpenter)

Synonyms & References

English

Tributyl phosphate
ANTIFOAM T
AURORA KA-1641
BUTYL PHOSPHATE
N-BUTYL-O-PHOSPHORIC ACID
N-BUTYL PHOSPHATE
N-TRIBUTYL PHOSPHATE
PHOSPHORIC ACID TRIBUTYL ESTER
PHOSPHORIC ACID TRI-N-BUTYL ESTER
TBP
TRI-N-BUTYL ORTHOPHOSPHATE
TRI-N-BUTYL PHOSPHATE
Butyl phosphate, ((BuO)3PO)
Butyl phosphate, tri-
Celluphos 4
Disflamoll TB
Kronitex TBP
mcs2495
Tributyl phosphate & Triphenyl phosphate
Tributyl phosphate (TBP)
Tributylphosphate Solution
1-Carbamoyl-7-diaethylamino-3,4-dihydroxy-phenoxazinylium,Chlorid
1-carbamoyl-7-diethylamino-3,4-dihydroxy-phenoxazinylium,chloride
Celestin blue
Celestin blue B
CELESTINE BLUE
Coreine Blue B
Coreine RR No. 65
Gallo Sky Blue B
Gallo Sky Blue S
TBP

MDL Number

MFCD00009436

Customs Code

2919900090

FAQ

What is Tributyl phosphate (CAS: 126-73-8)?

Tributyl phosphate (CAS: 126-73-8) is an organic phosphorus compound with the chemical formula C12H27PO4. It is a colorless liquid with a faint odor, known for its solubility in organic solvents and low water solubility. Tributyl phosphate is commonly used as a plasticizer, stabilizer, and in various industrial applications due to its versatile chemical properties.

What are the main uses of Tributyl phosphate (CAS: 126-73-8)?

Tributyl phosphate (CAS: 126-73-8) is widely used in pharmaceuticals as a stabilizer for drugs, in the food industry as an emulsifier, and in research for applications such as chromatography and as a reagent. It also serves as a flame retardant and is used in the production of plastics and coatings due to its ability to enhance material properties and provide thermal stability.

Is Tributyl phosphate (CAS: 126-73-8) safe?

Tributyl phosphate (CAS: 126-73-8) is generally considered safe when handled properly, but it should be used with caution. It may cause irritation to the skin, eyes, and respiratory system. Safety standards recommend using appropriate protective equipment, such as gloves and goggles, and ensuring good ventilation. Long-term exposure or ingestion should be avoided to minimize potential health risks.

How should Tributyl phosphate (CAS: 126-73-8) be stored?

Tributyl phosphate (CAS: 126-73-8) should be stored in a cool, dry, and well-ventilated area, away from direct sunlight. It is best kept in tightly sealed containers made of materials such as polyethylene to prevent contamination. Storage conditions should maintain a temperature below 25°C and avoid high humidity to ensure stability and prolong shelf life.