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Merck
CN

B53383

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:
56-35-9
Molecular Weight:
596.10
UNSPSC Code:
12352103
NACRES:
NA.22
PubChem Substance ID:
24891834
EC Number:
200-268-0
Beilstein/REAXYS Number:
745057
MDL number:
MFCD00009418
Assay:
96%
Form:
liquid

Key Documents

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InChI key

APQHKWPGGHMYKJ-UHFFFAOYSA-N

InChI

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

SMILES string

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

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.)

Application

Employed in the synthesis of α,β-unsaturated methyl ketones, isoxazoles, fungicides, and bactericides.

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

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

Regulatory Information

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Certificates of Analysis (COA)

Lot/Batch Number
SHBM5889
SHBL8241
SHBL7126
STBH0164
STBG3060V

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Applied Organometallic Chemistry, 8, 37-37 (1994)
J. Polym. Mater., 9, 297-297 (1992)
Journal of the Chemical Society. Perkin Transactions 1, 413-413 (1994)
Chemistry Letters (Jpn), 1219-1219 (1993)
G C M Grinwis et al.
Environmental pollution (Barking, Essex : 1987), 157(10), 2587-2593 (2009-06-16)
Although the use of tributyltin in antifouling paints has been banned, this compound is still a serious pollutant of the marine environment. This paper describes a unique study in which European flounder (Platichthys flesus) were chronically (8 months) exposed to
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