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5,6-Dihydro-2H-pyran-2-one

ALDRICH/262102 - technical grade, 90%

CAS Number: 3393-45-1
Empirical Formula (Hill Notation): C5H6O2
Molecular Weight: 98.10
MDL Number: MFCD00010439
Linear Formula: C5H6O2
Product Type: Chemical

Catalog Number PKG Qty. Price Quantity
45-262102-1G 1 g
$81.70
1/EA
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45-262102-10G 10 g
$452.00
1/EA
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assay 90%
bp 103 °C/10 mmHg (lit.)
density 1.139 g/mL at 25 °C (lit.)
form liquid
grade technical grade
InChI 1S/C5H6O2/c6-5-3-1-2-4-7-5/h1,3H,2,4H2
InChI key QBDAFARLDLCWAT-UHFFFAOYSA-N
Quality Level 100 
refractive index n20/D 1.483 (lit.)
SMILES string O=C1OCCC=C1
storage temp. 2-8°C
Application: 5,6-Dihydro-2H-pyran-2-one has been used in the preparation of:
• (1aR,5aR,5bS,6S,7S)-6,7-di-tert-butoxy-5-oxo-pyrrolidino[1,2-b]isoxazolidino[4,5-c]tetrahydropyran
• 4-(phenyl)tetrahydro-2H-pyran-2-one
General description: Enantioselective conjugate addition of Grignard reagents to 5,6-dihydro-2H-pyran-2-one catalyzed by a chiral phosphine-copper iodide catalyst has been reported.
Packaging: 1, 10 g in glass bottle
Symbol GHS02  GHS02
Signal word Warning
Hazard statements H226
Risk Statements 10
Safety Statements 23-24/25
RIDADR UN1224 - class 3 - PG 3 - Ketones, liquid, n.o.s., HI: all
WGK Germany WGK 3
Flash Point(F) 114.8 °F - closed cup
Flash Point(C) 46 °C - closed cup
Purity 90%
bp 103 °C/10 mmHg (lit.)
Density 1.139 g/mL at 25 °C (lit.)
Refractive Index n20/D 1.483 (lit.)
Storage Temp. 2-8°C
UNSPSC 12352100

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