Tetra-n-butyltin
[CAS# 1461-25-2]

Identification

• Classification: Organic raw materials >> Organometallic compound >> Organotin
• Name: Tetra-n-butyltin
• Molecular Formula: C₁₆H₃₆Sn
• Molecular Weight: 347.15
• CAS Registry Number: 1461-25-2
• EC Number: 215-960-8

Properties

• Density: 1.057
• Melting point: -97 °C
• Boiling point: 145 °C (10 mmHg)
• Refractive index: 1.4725-1.4745
• Flash point: 107 °C
• Water solubility: insoluble

Safety Data

• Hazard Symbols: T;N
• Risk Statements: R21;R25;R36/38;R48/23;R50/53
• Safety Statements: S35;S36/37/39;S45;S60;S61

Hazard Classification

Hazard	Class	Category Code	Hazard Statement
Acute toxicity	Acute Tox.	3	H301
Skin irritation	Skin Irrit.	2	H315
Chronic hazardous to the aquatic environment	Aquatic Chronic	1	H410
Acute hazardous to the aquatic environment	Aquatic Acute	1	H400
Eye irritation	Eye Irrit.	2	H319
Specific target organ toxicity - repeated exposure	STOT RE	1	H372
Acute toxicity	Acute Tox.	4	H312
Acute toxicity	Acute Tox.	3	H311
Acute toxicity	Acute Tox.	2	H330
Acute toxicity	Acute Tox.	3	H302
Skin corrosion	Skin Corr.	1B	H314
Skin sensitization	Skin Sens.	1	H317
Acute toxicity	Acute Tox.	1	H330
Serious eye damage	Eye Dam.	1	H318
Specific target organ toxicity - single exposure	STOT SE	3	H335
Germ cell mutagenicity	Muta.	2	H341
Acute toxicity	Acute Tox.	3	H331
Reproductive toxicity	Repr.	1B	H360
Eye irritation	Eye Irrit.	2A	H318
Acute toxicity	Acute Tox.	4	H302

• Transport Information: UN 1760