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Substance Name: 2H-Pyran-2-one
RN: 504-31-4
UNII: 8WW45I202V
InChIKey: ZPSJGADGUYYRKE-UHFFFAOYSA-N
Molecular Formula
- C5-H4-O2
Molecular Weight
- 96.0846
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Names and Synonyms
Name of Substance
- 2H-Pyran-2-one
Synonyms
- 2-Pyranone
- alpha-Pyrone
- Coumalin
- EINECS 207-990-5
- UNII-8WW45I202V
Systematic Names
- 2H-Pyran-2-one
- 2H-Pyrane-2-one
Registry Numbers
CAS Registry Number
- 504-31-4
FDA UNII
- 8WW45I202V
System Generated Number
- 0000504314
Structure Descriptors
InChI
1S/C5H4O2/c6-5-3-1-2-4-7-5/h1-4HInChIKey
ZPSJGADGUYYRKE-UHFFFAOYSA-NSmiles
O=C1OC=CC=C1Physical Properties
| Physical Property | Value | Units | Temp (deg C) | Source |
|---|---|---|---|---|
| Melting Point | 8.5 | deg C | EXP | |
| Boiling Point | 207.5 | deg C | EXP | |
| log P (octanol-water) | -0.240 | (none) | EST | |
| Atmospheric OH Rate Constant | 4.97E-11 | cm3/molecule-sec | 25 | EST |
Physical property data is provided to ChemIDplus by SRC, Inc.