4-Hydroxy-4H-furo(3,2-c)pyran-2(6H)-on
Bezeichnung:4-Hydroxy-4H-furo(3,2-c)pyran-2(6H)-on
CAS-Nr149-29-1
Englisch Name:PATULIN
CBNumberCB5780754
SummenformelC7H6O4
Molgewicht154.12
MOL-Datei149-29-1.mol
Synonyma
4,6-Dihydro-4-hydroxy-2H-furo[3,2-c]pyran-2-on
4-Hydroxy-4H-furo(3,2-c)pyran-2(6H)-on
4-Hydroxy-4H-furo(3,2-c)pyran-2(6H)-on physikalisch-chemischer Eigenschaften
| Schmelzpunkt | 108-111 °C |
| alpha | D21 -6.2° (chloroform) |
| Siedepunkt | 197.46°C (rough estimate) |
| Dichte | 1.1993 (rough estimate) |
| Brechungsindex | 1.4300 (estimate) |
| Flammpunkt | 2℃ |
| storage temp. | −20°C |
| Löslichkeit | ethyl acetate: soluble50mg/mL |
| pka | 11.69±0.20(Predicted) |
| Aggregatzustand | Crystals or Crystalline Powder |
| Farbe | White |
| Merck | 13,7125 |
| BRN | 149675 |
| Stabilität | Stable for 1 year from date of purchase as supplied. Solutions in DMSO or ethanol may be stored at -20°C for up to 1 month. |
| CAS Datenbank | 149-29-1(CAS DataBase Reference) |
| IARC | 3 (Vol. 40, Sup 7) 1987 |
| EPA chemische Informationen | Patulin (149-29-1) |
| Kennzeichnung gefährlicher | T,Xn,C,F |
| R-Sätze: | 25-38-48/20/22-40-22-34-11-36-20/21/22-67-36/38-20-63 |
| S-Sätze: | 45-36/37-36/37/39-26-16 |
| RIDADR | UN 3462 6.1/PG 2 |
| WGK Germany | 3 |
| RTECS-Nr. | LV2625000 |
| HazardClass | 6.1(a) |
| PackingGroup | I |
| HS Code | 29419090 |
| Giftige Stoffe Daten | 149-29-1(Hazardous Substances Data) |
| Toxizität | LD50 s.c. in mice: 10-15 mg/kg (Kinosita, Shikata) |
