Furfural
SIAL/319910 - ACS reagent, 99%
Synonym: 2-Furaldehyde; Furan-
CAS Number: 98-01-1
Empirical Formula (Hill Notation): C5H4O2
Molecular Weight: 96.08
EC Number: 202-627-7
MDL Number: MFCD00003229
Linear Formula: C5H4O2
Product Type: Chemical
assay | 99% |
autoignition temp. | 599 °F |
bp | 162 °C (lit.) |
density | 1.16 g/mL at 25 °C (lit.) |
evapn. residue | ≤0.5% |
expl. lim. | 19.3 % |
form | liquid |
grade | ACS reagent |
impurities | ≤0.02 meq/g |
InChI | 1S/C5H4O2/c6-4-5-2-1-3-7- |
InChI key | HYBBIBNJHNGZAN-UHFFFAOYSA |
mp | −36 °C (lit.) |
Quality Level | 200 ![]() |
refractive index | n |
SMILES string | [H]C(=O)c1ccco1 |
vapor density | 3.31 (vs air) |
vapor pressure | 13.5 mmHg ( 55 °C) |
Packaging: | 2.5 L in glass bottle |
Packaging: | 500 mL in glass bottle |
Symbol | ![]() ![]() |
Signal word | Danger |
Hazard statements | H301 - H312 - H315 - H319 - H330 - H335 - H351 |
Precautionary statements | P260 - P280 - P301 + P330 + P331 + P310 - P304 + P340 + P310 - P305 + P351 + P338 - P403 + P233 |
Hazard Codes | T |
Risk Statements | 21-23/25-36/37/38-40 |
Safety Statements | 26-36/37-45 |
RIDADR | UN1199 - class 6.1 - PG 2 - Furaldehydes |
WGK Germany | WGK 2 |
Flash Point(F) | 136.4 °F - closed cup |
Flash Point(C) | 58 °C - closed cup |
Purity | 99% |
bp | 162 °C (lit.) |
mp | −36 °C (lit.) |
Density | 1.16 g/mL at 25 °C (lit.) |
Refractive Index | n |
UNSPSC | 12352100 |