All Photos(2)
Synonym(s):
α-Pyrone
Empirical Formula (Hill Notation):
C5H4O2
CAS Number:
Molecular Weight:
96.08
Beilstein:
1511
EC Number:
MDL number:
UNSPSC Code:
12352100
PubChem Substance ID:
NACRES:
NA.22
Recommended Products
Assay
90%
refractive index
n20/D 1.53 (lit.)
bp
102-103 °C/20 mmHg (lit.)
density
1.197 g/mL at 25 °C (lit.)
storage temp.
2-8°C
SMILES string
O=C1OC=CC=C1
InChI
1S/C5H4O2/c6-5-3-1-2-4-7-5/h1-4H
InChI key
ZPSJGADGUYYRKE-UHFFFAOYSA-N
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General description
2H-Pyran-2-one (a-Pyrone) is a heterocyclic building block. Photochemistry of 2H-pyran-2-one has been investigated by laser flash photolysis with infrared detection. Ketene and a bicyclic lactone were obtained as major photoproducts.
Packaging
Bottomless glass bottle. Contents are inside inserted fused cone.
Other Notes
Store at 2-8°C
WGK
WGK 3
Flash Point(F)
closed cup
Flash Point(C)
closed cup
Personal Protective Equipment
dust mask type N95 (US), Eyeshields, Gloves
Certificates of Analysis (COA)
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Solution photochemistry of 2H-pyran-2-one: laser flash photolysis with infrared detection of transients.
Arnold BR, et al.
Journal of the American Chemical Society, 115(4), 1576-1577 (1993)
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Bioorganic & medicinal chemistry letters, 22(1), 267-270 (2011-12-06)
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