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LC573 Bis(tributyltin) oxide

for synthesis


Order number Packaging Quantity Price €
AC27573 Glass bottle 100 ml 17.82
AC27573 Glass bottle 1 l 96.30


Product information
Solubility 71.2 mg/l (20 °C)
Hill Formula C24H54OSn2
Chemical formula [(CH3CH2CH2CH2)3Sn]2O
HS Code 2931 00 99
EC number 200-268-0
Molar mass 596.11 g/mol
EC index number 050-008-00-3
CAS number 56-35-9


Chemical and physical data
Solubility 71.2 mg/l (20 °C)
Molar mass 596.11 g/mol
Density 1.17 g/cm3 (20 °C)
pH value 7.5 (H2O, 20 °C)
Boiling point 220 – 230 °C (10 hPa)
Vapor pressure 0.0000014 hPa (20 °C)
Flash point ca.190 °C DIN 51758
Refractive index 1.4872 (20 °C, 589 nm)


Safety information
R Phrase R 21-25-36/38-48/23/25-50/53
Harmful in contact with skin.Toxic if swallowed.Irritating to eyes and skin.Toxic: danger of serious damage to health by prolonged exposure through inhalation and if swallowed.Very toxic to aquatic organisms, may cause long-term adverse effects in the aquatic environment.
S Phrase S 35-36/37/39-45-60-61
This material and its container must be disposed of in a safe way.Wear suitable protective clothing, gloves and eye/face protection.In case of accident or if you feel unwell, seek medical advice immediately (show the label where possible).This material and its container must be disposed of as hazardous waste.Avoid release to the environment. Refer to special instructions/ Safety data sheets.
Categories of danger toxic, irritant, dangerous for the environment
Hazard Symbol Toxic
Dangerous for the environment
Storage class 6.1A Combustible substances, toxic
WGK WGK 3 highly water endangering
Disposal 9
Carcinogenic compounds and flammable compounds labelled “Highly toxic” or “Toxic”: container F. Alkyl sulfates are carcinogenic; Take particular care to avoid inhalation and skin contact. To neutralize alkyl sulfates, add dropwise (from a dropping funnel) to concentrated ice-cool Ammonia solution (Cat.No. 105426) with vigorous stirring. Before placing in container D, check the pH with pH Universal indicator strips (Cat.No. 109535).


Transport information
Declaration (transport by sea) IMDG-Code UN 2788 ORGANOTIN COMPOUND, LIQUID, N.O.S.(BIS-(TRIBUTYLZINN)-OXID), 6.1, III, Marine Pollutant: P
Declaration (transport by air) IATA-DGR UN 2788 ORGANOTIN COMPOUND, LIQUID, N.O.S.(BIS-(TRIBUTYLZINN)-OXID), 6.1, III


Toxicological data
LD 50 oral LD50 rat 87 mg/kg
LD 50 dermal LD50 rabbit 900 mg/kg


Assay (ex Sn) ≥ 98 %
Density (d 20 °C/ 4 °C) 1.169 – 1.172
Identity (IR) passes test


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