1-Undecyne
[CAS# 2243-98-3]

Identification

• Name: 1-Undecyne
• Synonyms: NSC 87633
• Molecular Formula: C₁₁H₂₀
• Molecular Weight: 152.28
• CAS Registry Number: 2243-98-3
• EC Number: 218-825-1

Properties

• Solubility: Insoluble (2.1E^-4 g/L) (25 ºC), Calc.^*
• Density: 0.8024 g/cm³ (13 ºC)^**
• Melting point: -17.7 ºC^***
• Boiling point: 202-204 ºC (745 Torr)^**
• Refractive index: 1.4328 (20 ºC)^****
• Flash point: 65.2±1.4 ºC, Calc.^*

^* Calculated using Advanced Chemistry Development (ACD/Labs) Software V11.02 (©1994-2015 ACD/Labs)

^** Noerdlinger, H.; Kleine Mitt. Chem. Fabr. Florsheim 1912, VNo. 37.

^*** Asinger, Friedrich; Chemische Berichte 1964, V97(6), P1555-61.

^**** Fusari, Salvatore A.; Journal of the American Oil Chemists' Society 1951, V28, P416-20.

Safety Data

Hazard Classification

Hazard	Class	Category Code	Hazard Statement
Eye irritation	Eye Irrit.	2	H319
Chronic hazardous to the aquatic environment	Aquatic Chronic	4	H413
Aspiration hazard	Asp. Tox.	1	H304