Tributylethynylstannane
[CAS 994-89-8]

Identification

• Classification: Organic raw materials >> Organometallic compound >> Organic germanium
• Name: Tributylethynylstannane
• Synonyms: (Tributylstannyl)acetylide; (Tributylstannyl)ethyne; Ethynyl(tributyl)stannane; Ethynyltributyltin; NSC 203201
• Molecular Formula: C₁₄H₂₈Sn
• Molecular Weight: 315.08
• CAS Registry Number: 994-89-8
• EC Number: 628-819-4

Properties

• Solubility: Insoluble (5.0E^-4 g/L) (25 °C), Calc.^*
• Density: 1.1113 g/cm³ (20 °C), Calc.^**
• Refractive index: 1.4770 (589.3 nm 20 °C)^**

^* Calculated using Advanced Chemistry Development (ACD/Labs) Software V11.02 (©1994-2013 ACD/Labs)

^** Zavgorodnii, V. S.

Safety Data

• Hazard Symbols: T;Xn;N
• Risk Statements: R21;R25;R36/38;R48/23/25;R50/53

Hazard Classification

Hazard	Class	Category Code	Hazard Statement
Eye irritation	Eye Irrit.	2	H319
Acute hazardous to the aquatic environment	Aquatic Acute	1	H400
Skin irritation	Skin Irrit.	2	H315
Acute toxicity	Acute Tox.	4	H312
Acute toxicity	Acute Tox.	3	H301
Specific target organ toxicity - repeated exposure	STOT RE	1	H372
Chronic hazardous to the aquatic environment	Aquatic Chronic	1	H410
Acute toxicity	Acute Tox.	2	H330

• Transport Information: UN 2788 6.1/PG 3