Online Database of Chemicals from Around the World
| Intatrade Chemicals GmbH | Germany | Inquire | ||
|---|---|---|---|---|
 |
+49 (3493) 605-465 | |||
 |
sales@intatrade.de | |||
| Chemical distributor | ||||
| chemBlink standard supplier since 2011 | ||||
| R&D Scientific Inc. | Canada | Inquire | ||
|---|---|---|---|---|
|
+1 (226) 600-0236 | |||
|
sales@rdscientific.com | |||
| Chemical manufacturer since 2016 | ||||
| chemBlink standard supplier since 2023 | ||||
| Classification | Pharmaceutical intermediate >> Heterocyclic compound intermediate >> Pyran compound |
|---|---|
| Name | 2H-Pyran-2-one |
| Synonyms | Coumalin; alpha-Pyrone |
| Molecular Structure |  |
| Molecular Formula | C5H4O2 |
| Molecular Weight | 96.08 |
| CAS Registry Number | 504-31-4 |
| EC Number | 207-990-5 |
| Solubility | Freely soluble (313 g/L) (25 ºC), Calc.* |
|---|---|
| Density | 1.2039 g/cm3 (20 ºC)** |
| Melting point | 171-172 ºC*** |
| Boiling point | 207.5 ºC**** |
| Refractive index | 1.56674 (19.45 ºC)***** |
| Flash point | 89.2±16.1 ºC, Calc.* |
| * | Calculated using Advanced Chemistry Development (ACD/Labs) Software V11.02 (©1994-2019 ACD/Labs) |
| ** | Zakharkin, L. I.; Izvestiya Akademii Nauk SSSR, Seriya Khimicheskaya 1960, P1583-9. |
| *** | Belil, C.; Tetrahedron 1964, V20(11), P2701-8. |
| **** | "PhysProp" data were obtained from Syracuse Research Corporation of Syracuse, New York (US) |
| ***** | v. Auwers, K.; Justus Liebigs Annalen der Chemie 1921, V422, P133-59. |
| Market Analysis Reports |
| List of Reports Available for 2H-Pyran-2-one |