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Tributyltin oxide

CAS Number
56-35-9
EC Number
200-268-0
Chemical Formula
C24H54OSn2
Molecular Weight
596.1 g/mol

Description

Tributyltin oxide (CAS 56-35-9 ), commercially known as TBTO or Butinox, is an organotin biocide used across industrial preservation applications. It functions as a broad-spectrum antimicrobial agent. This chemical is highly effective at controlling fungi, bacteria, and marine fouling organisms in demanding environments. In textile and leather processing, it is applied as an antifungal treatment. The treatment helps to prevent mold and mildew degradation during storage and transit. Pulp and paper manufacturing uses it as a slimicide to inhibit microbial growth in process water and on finished materials. In building and construction, it serves as a wood preservative, protecting structural timber and joinery against fungal decay and insect attack. This ensures the longevity of structural components. Marine and industrial coatings have historically incorporated this compound as an antifouling agent. It is used to prevent biofouling on submerged surfaces and various types of industrial equipment. The product is supplied as a liquid, typically as a clear to pale yellow oily fluid. It is available in technical grade, with concentration specifications commonly expressed as percentage active ingredient. Packaging ranges from drums to intermediate bulk containers. Supply quantities are suited to industrial-scale formulation and treatment operations for global manufacturing requirements. Contact us for supply of Tributyltin oxide Request Quote

Other Names (Synonyms)

bis(tributyltin) oxide | TBTO | Butinox | Distannoxane, hexabutyl- | Bis(tri-n-butyltin) oxide | Stannicide A | Lastanox Q | Distannoxane, 1,1,1,3,3,3-hexabutyl-

Key Technical Features

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

Physical Properties

Melting Point-45 °C
Boiling Point180 °C @ Press: 2 Torr
Density1.17 g/cm³ @ Temp: 25 °C
Flash Point>230 °F
AppearanceClear colorless liquid
Colorcolorless
Formliquid
Water SolubilityINSOLUBLE
Vapor Pressure<0.01 mm Hg ( 25 °C)
Refractive Indexn 20/D 1.486(lit.)
Log P3.840 (est)

Safety & Handling

Danger
GHS06· ToxicGHS07· IrritantGHS08· Health HazardGHS09· Environment

Hazard Statements

H301Toxic if swallowed
H311Toxic in contact with skin
H312Harmful in contact with skin
H315Causes skin irritation
H319Causes serious eye irritation
H330Fatal if inhaled
H331Toxic if inhaled
H335May cause respiratory irritation
H372Causes damage to organs through prolonged or repeated exposure
H373May causes damage to organs through prolonged or repeated exposure
H400Very toxic to aquatic life
H410Very toxic to aquatic life with long lasting effects

Precautionary Statements

P203Obtain, consult and follow expert instructions for use.
P260Do not breathe dust/fume/gas/mist/vapours/spray.
P261Avoid breathing dust/fume/gas/mist/vapours/spray.
P262Do not get in eyes, on skin, or on clothing.
P264Wash … thoroughly after handling.
P270Do not eat, drink or smoke when using this product.
P271Use only outdoors or in a well-ventilated area.
P273Avoid release to the environment.
P280Wear protective gloves/protective clothing/eye protection/face protection.
P284In case of inadequate ventilation wear respiratory protection.
P316Get emergency medical help immediately.
P317Get emergency medical help.
P318IF exposed or concerned, get medical advice.
P319Get medical advice/attention if you feel unwell.
P320Specific treatment is urgent (see … on this label).
P321Specific treatment (see … on this label).
P330Rinse mouth.
P391Collect spillage.
P405Store locked up.
P501Dispose of contents/container in accordance with local regulations.
P265Wash … thoroughly after handling.
P316Get emergency medical help immediately.
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 immediately all contaminated clothing and wash it before reuse.
P364Take off contaminated clothing and wash it before reuse.
P233Store in a well-ventilated place. Keep container tightly closed.
P338IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.

Trade & Regulatory

HS Code29310095
UN Number2788
ADR Class6.1
Packing GroupII
Storage Class6.1A - Combustible acute toxic Cat. 1 and 2 very toxic hazardous materials
WGK (Germany)3