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8.03539

Sigma-Aldrich

Dibutyltin oxide

for synthesis

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Synonym(s):
Dibutyltin oxide, Dibutyloxostannane
Linear Formula:
(CH3CH2CH2CH2)2SnO
CAS Number:
Molecular Weight:
248.94
MDL number:
EC Index Number:
212-449-1

Quality Level

form

powder

autoignition temp.

525 °C

potency

487 mg/kg LD50, oral (Rat)
>2000 mg/kg LD50, skin (Rabbit)

bp

>300 °C (decomposes)

solubility

0.004 g/L

density

1.5 g/cm3 at 20 °C

bulk density

650‑750 kg/m3

storage temp.

2-30°C

InChI

1S/2C4H9.O.Sn/c2*1-3-4-2;;/h2*1,3-4H2,2H3;;

InChI key

JGFBRKRYDCGYKD-UHFFFAOYSA-N

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This Item
8.035448.204218.04184
Dibutyltin oxide for synthesis

8.03539

Dibutyltin oxide

Dioctyltin oxide for synthesis

8.03544

Dioctyltin oxide

Dibutyltin dilaurate for synthesis

8.20421

Dibutyltin dilaurate

Dibutyltin dichloride for synthesis

8.04184

Dibutyltin dichloride

solubility

0.004 g/L

solubility

-

solubility

<1.43 mg/L

solubility

0.32 g/L

bp

>300 °C (decomposes)

bp

230 °C/1013 hPa

bp

>250 °C/1013 hPa

bp

148 °C/16 hPa

form

powder

form

powder

form

solid

form

crystals

density

1.5 g/cm3 at 20 °C

density

-

density

1.05 g/cm3 at 20 °C

density

1.4 g/cm3 at 20 °C

storage temp.

2-30°C

storage temp.

2-30°C

storage temp.

2-30°C

storage temp.

2-30°C

Analysis Note

Assay (ex Sn): ≥ 98.0 %
Identity (IR): passes test

signalword

Danger

Hazard Classifications

Acute Tox. 4 Oral - Aquatic Chronic 2 - Eye Dam. 1 - Muta. 2 - Repr. 1B - Skin Irrit. 2 - Skin Sens. 1 - STOT RE 1 - STOT SE 1

target_organs

thymus

Storage Class

6.1C - Combustible, acute toxic Cat.3 / toxic compounds or compounds which causing chronic effects

wgk_germany

WGK 3

flash_point_f

Not applicable

flash_point_c

Not applicable


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