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Titanium tetrabutoxide

CAS Number
5593-70-4
EC Number
227-006-8
Chemical Formula
C4H10O.1/4Ti
Molecular Weight
340.32 g/mol

Description

Titanium tetrabutoxide (CAS 5593-70-4 ), commonly sourced under the names Butyl titanate and TNBT, is an organotitanium compound used as a catalyst and reactive precursor across polymer, coating, and specialty chemical manufacturing. Its reactivity with moisture and hydroxyl groups makes it a practical building block for sol-gel processes and surface modification systems. In polymer production, TNBT functions as a transesterification and polycondensation catalyst. It is used particularly in the manufacture of polyesters and alkyd resins. Coating formulators use it as a crosslinking agent for silicone and organic coatings, improving adhesion and cure performance on metal and glass substrates. In sol-gel chemistry, it serves as a titanium dioxide precursor for producing thin films, ceramics, and functional coatings with controlled optical or barrier properties. This makes it essential for high-performance materials. Personal care applications include its use as a catalyst in the synthesis of ester-based emollients and specialty ingredients. The compound is highly versatile across multiple industrial sectors requiring precise chemical reactions. Titanium tetrabutoxide is supplied as a liquid, typically in neat form or diluted in solvent for handling convenience. It is available in technical and reagent grades, with purity levels commonly ranging from 95% to 99%+. Packaging options generally include drums and intermediate bulk containers suited to industrial procurement volumes. Proper storage is required to maintain the stability and performance of the chemical during transport and use. Contact us for supply of Titanium tetrabutoxide Request Quote

Other Names (Synonyms)

Titanium butoxide | Butyl titanate | TETRABUTYL TITANATE | Butyl titanate(IV) | Titanium butylate | Tetrabutyl orthotitanate | Tetrabutoxy titanium | 1-Butanol, titanium(4+) salt (4:1) | TNBT

Key Technical Features

  • High Purity Grade standard
  • Consistent Batch Quality
  • Full Regulatory & REACH Support
  • Global Logistics Network enabled

Physical Properties

Melting Point-55 °C
Boiling Point312 °C
Density0.998 g/cm³ @ Temp: 20 °C
Flash Point55 °F
Appearancecolourless to light yellow viscous liquid
ColorPale yellow
FormLiquid
Water SolubilityRAPIDLY HYDROLIZED
Vapor Pressure5.6 hPa (20 °C)
Refractive Indexn 20/D 1.491(lit.)
Log P0.84 at 25℃

Safety & Handling

Danger
GHS02· FlammableGHS05· CorrosiveGHS07· Irritant

Hazard Statements

H226Flammable liquid and vapor
H227Combustible liquid
H315Causes skin irritation
H318Causes serious eye damage
H319Causes serious eye irritation
H335May cause respiratory irritation
H336May cause drowsiness or dizziness

Precautionary Statements

P210Keep away from heat, hot surfaces, sparks, open flames and other ignition sources. No smoking.
P233Keep container tightly closed.
P240Ground and bond container and receiving equipment.
P241Use explosion-proof equipment.
P242Use non-sparking tools.
P243Take action to prevent static discharges.
P261Avoid breathing dust/fume/gas/mist/vapours/spray.
P264Wash … thoroughly after handling.
P271Use only outdoors or in a well-ventilated area.
P280Wear protective gloves/protective clothing/eye protection/face protection.
P317Get emergency medical help.
P319Get medical advice/attention if you feel unwell.
P321Specific treatment (see … on this label).
P403Store in a well-ventilated place.
P405Store locked up.
P501Dispose of contents/container in accordance with local regulations.
P265Wash … thoroughly after handling.
P352IF ON SKIN: Wash with plenty of water.
P340IF INHALED: Remove person to fresh air and keep comfortable for breathing.
P317Get emergency medical help.
P317If eye irritation persists: Get medical advice/attention. Get emergency medical help.
P364Take off contaminated clothing and wash it before reuse.
P378Use … for extinction.
P233Store in a well-ventilated place. Keep container tightly closed.
P235Store in a well-ventilated place. Keep cool.
P353IF ON SKIN (or hair): Take off immediately all contaminated clothing. Rinse skin with water/shower.
P338IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
P338IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.

Trade & Regulatory

HS Code29051900
UN Number1993
ADR Class3
Packing GroupIII
Storage Class3 - Flammable liquids
WGK (Germany)1