Triisobutyl phosphate （TIBP）
Alias: PHOSPHORIC ACID TRIISOBUTYL ESTER; isobutylphosphate; Phosphoricacid,tris(2-methylpropyl)ester; TRIISOBUTYL PHOSPHATE; TIBP; TRIS-ISOBUTYLPHOSPHATE; Triisobutylphosphat; Isobutyl phosphate; tris(2-methylpropyl) phosphate; tri isobutyl phosphate
Molecular formula: C12H27O4P
Molecular weight: 266.32
CAS NO: 126-71-6
EINECS No. 204-798-3
Properties: Colorless transparent liquid with a little odor. Melting point<-50℃, boiling point is 272℃, relative density is 0.9646(25/4℃), refractive index is 1.4190, viscosity is 2-4cp, Log Koc of octanol/moisture distribution coefficient is 3.7. It is poorly soluble in water, soluble in many organic solvents such as alcohol and ether.
Chemical properties: It has common features of ester, and it hydrolyzes under alkaline conditions.
Uses: The product is widely used in printing and dyeing, ink, building, oilfield and other fields as defoaming agent and penetrant.
Color, APHA ≤ 20
Refractive index 1.4190-1.4200
Acid value, mgKOH/g ≤ 0.1
Moisture(H2O), % ≤0.1
Density(20℃), g/ml 0.960-0.970
Content, % ≥ 99.0
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