300810

Tetrahydro-2-(2-propynyloxy)-2H-pyran

98%

• Synonym(s): (2-Propynyloxy)tetrahydropyran, (±)-Tetrahydro-2-(2-propynyloxy)-2H-pyran, 1-(2′-Tetrahydropyranyloxy)-2-propyne, 1-(Tetrahydro-2H-pyranyloxy)-2-propyne, 1-(Tetrahydropyranyloxy)prop-2-yne, Oct-2-yne-1-ol
• Empirical Formula (Hill Notation): C₈H₁₂O₂
• CAS Number: 6089-04-9
• Molecular Weight: 140.18
• EC Number: 228-027-5
• MDL number: MFCD00006604
• UNSPSC Code: 12352100
• PubChem Substance ID: 24858107
• NACRES: NA.22

Properties

• Assay: 98%
• form: liquid
• refractive index: n20/D 1.458 (lit.)
• bp: 63-65 °C/9 mmHg (lit.)
• density: 0.997 g/mL at 25 °C (lit.)
• storage temp.: 2-8°C
• SMILES string: C#CCOC1CCCCO1
• InChI: 1S/C8H12O2/c1-2-6-9-8-5-3-4-7-10-8/h1,8H,3-7H2
• InChI key: HQAXHIGPGBPPFU-UHFFFAOYSA-N

Description

General description

The anion formed by metalation at the acetylenic carbon reacts with a variety of electrophiles.

Application

Tetrahydro-2-(2-propynyloxy)-2H-pyran was used in preparation of 1,3-dienyl acetal.

Safety Information

• Pictograms: GHS02
• Signal Word: Warning
• Hazard Statements: H226
• Hazard Classifications: Flam. Liq. 3
• Storage Class Code: 3 - Flammable liquids
• WGK: WGK 3
• Flash Point(F): 138.2 °F - closed cup
• Flash Point(C): 59 °C - closed cup