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Tributyl phosphate

Tributyl phosphate structure

CAS No:
126-73-8
Formula:
C12H27O4P
Chemical Name:
Tributyl phosphate
Synonyms:
Phosphoric acid tributyl ester;Butyl phosphate ((BuO)3PO);Tributyl phosphate;Celluphos 4;Tri-n-butyl phosphate;TBP;Disflamoll TB;Tributoxyphosphine oxide;TBPA;Calloway 6814;NSC 8484;Phosflex 4;Phosphoric acid,tributyl ester;Degressal SD 40;Moussex 941PL;941PL;X 8054;DL 1157;15158-85-7;19824-61-4;80094-39-9;329184-61-4;1238174-19-0
Categories:
Organic Chemistry > Inorganic Acid Esters

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Description

Colorless to pale-yellow, odorless liquid.

Tributyl phosphate Basic Attributes

Molecular Weight：

266.31400

Exact Mass：

266.31

EC Number：

204-800-2

HScode：

2919900090

Characteristics

PSA：

54.57000

XLogP3：

4.54460

Appearance：

Tributyl phosphate is an odorless colorless to yellow liquid. Toxic by ingestion and inhalation.

Density：

0.976 g/cm³ @ Temp: 25 °C

Melting Point：

<-80 °C

Boiling Point：

177-178 °C @ Press: 27 Torr

Flash Point：

146ºC

Refractive Index：

1.423-1.425

Water Solubility：

H2O: 0.6 g/100 mL

Storage Conditions：

Store in a cool, dry place. Keep from contact with oxidizing materials. Keep away from reducing agents. Keep containers tightly

Vapor Pressure：

27 mm Hg ( 178 °C)

Vapor Density：

9.2 (vs air)

Flammability characteristics：

Class IIIB Combustible Liquid: Fl.P. at or above 200°F.

Odor：

Odorless

Safety Information

Packing level：

I; II; III

Hazard category：

6.1

Transport codes：

UN 1208 3/PG 2

wgk germany：

hazard class code：

R22; R38; R40

safety instructions：

S36/37-S46

RTECS Number：

TC7700000

Marks：

Storage features：

Store in an area without drain or sewer access. Separated from bases and strong oxidants.

Stability/Shelf Life：

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

Precautionary statement(s)：

P273-P301 + P312 + P330

Hazard Statements：

H302-H315-H351-H412

Tributyl phosphate Use and Manufacturing

Extractant for metal complexes.Plasticizer for cellulose acetate, chlorinated rubber and polyvinyl chloride, solvent for coatings, inks and adhesives.It has good inhibition effect on acrylic esters, methacrylic esters, acrylic acid, acrylonitrile, styrene, butadiene, and its inhibition performance is better than that of phenols.

Computed Properties

Molecular Weight:266.31
XLogP3:2.9
Hydrogen Bond Acceptor Count:4
Rotatable Bond Count:12
Exact Mass:266.16469634
Monoisotopic Mass:266.16469634
Topological Polar Surface Area:44.8
Heavy Atom Count:17
Complexity:175
Covalently-Bonded Unit Count:1
Compound Is Canonicalized:Yes

Material

Phosphorus oxychloride

Methanol

1-Butanol

Phosphorus trichloride

Downstream Products

Triethylamine

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