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LC2140 Dibutyltin oxide
for synthesis


Order number Packaging Quantity Price €
AC29140 Glass bottle 5 g 10.89
AC29140 Glass bottle 250 g 38.50


Product information
Synonyms Dibutyloxostannane
Hill Formula C8H18OSn
Chemical formula (CH3CH2CH2CH2)2SnO
HS Code 2931 00 99
EC number 212-449-1
Molar mass 248.94 g/mol
CAS number 818-08-6


Chemical and physical data
Ignition temperature 525 °C
Solubility 0.004 g/l (20 °C)
Molar mass 248.94 g/mol
Density 1.5 g/cm3 (20 °C)
Bulk density 650 – 750 kg/m3
Boiling point >300 °C decomposes


Safety information according to GHS
Hazard Statement(s) H302: Harmful if swallowed.
H319: Causes serious eye irritation.
H315: Causes skin irritation.
H411: Toxic to aquatic life with long lasting effects.
Precautionary Statement(s) P273: Avoid release to the environment.
P302 + P352: IF ON SKIN: Wash with plenty of soap and water.
P305 + P351 + P338: IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
Signal Word Warning
Hazard Pictogram(s)
RTECS WH7175000
Storage class 10 – 13 Other liquids and solids
WGK WGK 3 highly water endangering
Disposal 15
Heavy metal-containing solutions and solids: container E. Stir Raney nickel (also: Urushibara nickel) in the form of an aqueous suspension into hydrochloric acid (Cat. No. 100312) until dissolved (container E). Neither Raney nickel itself nor any filter residues should be allowed to dry out, otherwise they will spontaneously ignite in air. In this context, heavy metal means any compound of antimony, arsenic, cadmium, chromium(VI), copper, lead, nickel and tin, as well as these subtances in metallic form, if they are classified as hazardous (acc. to AbfallverzeichnisV – Waste Catalogue Ordinance, Appendix 3). Other heavy metals should be collected separately.


Safety information
R Phrase R 22-36/38-51/53
Harmful if swallowed.Irritating to eyes and skin.Toxic to aquatic organisms, may cause long-term adverse effects in the aquatic environment.
S Phrase S 22-61
Do not breathe dust.Avoid release to the environment. Refer to special instructions/ Safety data sheets.
Categories of danger harmful, irritant, dangerous for the environment
Hazard Symbol Harmful
Dangerous for the environment


Transport information
Declaration (transport by sea) IMDG-Code UN 3077 ENVIRONMENTALLY HAZARDOUS SUBSTANCE, SOLID, N.O.S.(DIBUTYLTIN OXIDE), 9, III, Marine Pollutant: P


Toxicological data
LD 50 oral LD50 rat 487 mg/kg
LD 50 dermal LD50 rabbit > 2000 mg/kg


Assay (ex Sn) ≥ 98 %
Identity (IR) passes test