| Melting point: |
-36 °C (lit.) |
| Boiling point: |
162 °C (lit.) |
| Density |
1.16 g/mL at 25 °C (lit.) |
| vapor density |
3.31 (vs air) |
| vapor pressure |
13.5 mm Hg ( 55 °C) |
| refractive index |
n20/D 1.527 |
| FEMA |
2489 | FURFURAL |
| Flash point: |
137 °F |
| storage temp. |
Store below +30°C. |
| solubility |
95% ethanol: soluble1ML/mL, clear |
| form |
Liquid |
| color |
very deep brown |
| Odor |
at 1.00 % in dipropylene glycol. sweet woody almond fragrant baked bread |
| PH |
>=3.0 (50g/l, 25℃) |
| explosive limit |
2.1-19.3%(V) |
| Odor Type |
bready |
| Water Solubility |
8.3 g/100 mL |
| FreezingPoint |
-36.5℃ |
| Sensitive |
Air Sensitive |
| Merck |
14,4304 |
| JECFA Number |
450 |
| BRN |
105755 |
| Henry's Law Constant |
1.52(x 10-6 atm?m3/mol) at 20 °C (approximate - calculated from water solubility and vapor pressure) |
| Exposure limits |
NIOSH REL: IDLH 100 ppm; OSHA PEL: TWA 5 ppm (20 mg/m3); ACGIH
TLV: TWA 2 ppm (adopted). |
| Dielectric constant |
41.9（20℃） |
| Stability: |
Stable. Substances to be avoided include strong bases, strong oxidizing agents and strong acids. Flammable. |
| LogP |
0.41 |
| CAS DataBase Reference |
98-01-1(CAS DataBase Reference) |
| IARC |
3 (Vol. 63) 1995 |
| NIST Chemistry Reference |
2-Furancarboxaldehyde(98-01-1) |
| EPA Substance Registry System |
Furfural (98-01-1) |