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B53383

Sigma-Aldrich

Bis(tributyltin) oxide

96%

Synonym(s):

Bis[tri-n-butyltin(IV)]oxide, HBD, Hexabutyldistannoxane, TBTO, Tributyltin(IV) oxide

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About This Item

Linear Formula:
(CH3CH2CH2CH2)3SnOSn(CH2CH2CH2CH3)3
CAS Number:
Molecular Weight:
596.10
Beilstein/REAXYS Number:
745057
EC Number:
MDL number:
UNSPSC Code:
12352103
PubChem Substance ID:
NACRES:
NA.22

vapor pressure

<0.01 mmHg ( 25 °C)

assay

96%

form

liquid

refractive index

n20/D 1.486 (lit.)

bp

180 °C/2 mmHg (lit.)

density

1.17 g/mL at 25 °C (lit.)

SMILES string

CCCC[Sn](CCCC)(CCCC)O[Sn](CCCC)(CCCC)CCCC

InChI

1S/6C4H9.O.2Sn/c6*1-3-4-2;;;/h6*1,3-4H2,2H3;;;

InChI key

APQHKWPGGHMYKJ-UHFFFAOYSA-N

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application

Employed in the synthesis of α,β-unsaturated methyl ketones,[1] isoxazoles,[2] fungicides,[3] and bactericides.[4]

signalword

Danger

Hazard Classifications

Acute Tox. 3 Dermal - Acute Tox. 3 Inhalation - Acute Tox. 3 Oral - Aquatic Acute 1 - Aquatic Chronic 1 - Eye Irrit. 2 - Repr. 1B - Skin Irrit. 2 - STOT RE 1

Storage Class

6.1A - Combustible acute toxic Cat. 1 and 2 / very toxic hazardous materials

wgk_germany

WGK 3

flash_point_f

235.4 °F - closed cup

flash_point_c

113 °C - closed cup

ppe

Faceshields, Gloves, Goggles, type ABEK (EN14387) respirator filter


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Chemistry Letters (Jpn), 1219-1219 (1993)
Journal of the Chemical Society. Perkin Transactions 1, 413-413 (1994)
Applied Organometallic Chemistry, 8, 37-37 (1994)
J. Polym. Mater., 9, 297-297 (1992)
Sandra W M van Kol et al.
Toxicology, 296(1-3), 37-47 (2012-03-22)
The biocide bis(tri-n-butyltin)oxide (TBTO) causes thymus atrophy in rodents and is toxic to many cell types of which thymocytes are the most sensitive. To obtain insight in the mechanisms of action of TBTO, we exposed primary mouse thymocytes in vitro

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