TETRAHYDRO-2-(2-PROPYNYLOXY)-2H-PYRAN Chemical Properties

Boiling point:

63-65 °C9 mm Hg(lit.)

Density 

0.997 g/mL at 25 °C(lit.)

refractive index 

n20/D 1.458(lit.)

Flash point:

139 °F

storage temp. 

2-8°C

form 

Liquid

color 

Clear colorless to light yellow

Specific Gravity

0.997

InChIKey

RNRIMDSCBRDPLC-UHFFFAOYSA-N

CAS DataBase Reference

6089-04-9

Safety Information

Hazard Codes 

Xi,F

Risk Statements 

11

Safety Statements 

26-27-28-36/37/39-16

RIDADR 

UN 1993 3/PG 3

WGK Germany 

3

HazardClass 

3.2

PackingGroup 

III

HS Code 

29329900

MSDS

• Language:English Provider:SigmaAldrich

TETRAHYDRO-2-(2-PROPYNYLOXY)-2H-PYRAN Usage And Synthesis

Chemical Properties

Clear colorless to light yellow liquid

Uses

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

Synthesis Reference(s)

Chemistry Letters, 6, p. 817, 1977
Organic Syntheses, Coll. Vol. 7, p. 334, 1990
Synthetic Communications, 19, p. 901, 1989 DOI: 10.1080/00397918908051010

General Description

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

TETRAHYDRO-2-(2-PROPYNYLOXY)-2H-PYRAN(6089-04-9)Related Product Information

• METHYL PIPERIDINE-1-CARBOXYLATE
• N-Formylpiperidine
• Propargyl alcohol
• 9-Hydroxyxanthene
• Tetrahydropyran
• γ-Valerolactone
• Dehydroacetic acid
• 4-Chromanone
• D-Mannitol
• 3,4-Dihydro-2H-pyran
• CHROMONE
• D-(-)-Salicin
• Tacrolimus
• 10-(2-Tetrahydropyranyloxy)-8-decynoic acid
• esperamicin A1
• 2-METHYL-3-BUTYN-2-YL 2-TETRAHYDROPYRANYL ETHER
• 9-(Tetrahydro-2H-pyran-2-yloxy)-7-nonynoic acid
• 2-([3-(2,4-DIFLUOROPHENYL)PROP-2-YNYL]OXY)TETRAHYDRO-2H-PYRAN