2-Methyltetrahydrofuran-3-one
ALDRICH/W337307 - ≥97%, FG
Synonym: 4,5-
CAS Number: 3188-00-9
Empirical Formula (Hill Notation): C5H8O2
Molecular Weight: 100.12
EC Number: 221-685-4
MDL Number: MFCD00010423
Linear Formula: C5H8O2
Product Type: Chemical
| agency | follows IFRA guidelines |
| meets purity specifications of JECFA | |
| application(s) | flavors and fragrances |
| assay | ≥97% |
| biological source | synthetic |
| bp | 139 °C (lit.) |
| density | 1.034 g/mL at 25 °C (lit.) |
| documentation | see Safety & Documentation for available documents |
| food allergen | no known allergens |
| fragrance allergen | no known allergens |
| grade | FG |
| Fragrance grade | |
| Halal | |
| Kosher | |
| InChI | 1S/C5H8O2/c1-4-5(6)2-3-7- |
| InChI key | FCWYQRVIQDNGBI-UHFFFAOYSA |
| organoleptic | coffee; nutty; brown; rum |
| Quality Level | 300 ![]() |
400 ![]() |
|
| refractive index | n |
| reg. compliance | EU Regulation 1223/2009 |
| EU Regulation 1334/2008 & 178/2002 | |
| SMILES string | CC1OCCC1=O |
| Application: | • Low-temperature combustion chemistry of novel biofuels: resonance-stabilized QOOH in the oxidation of diethyl ketone.: This article explores the combustion chemistry of biofuels, including the oxidation mechanisms of diethyl ketone and related compounds, highlighting the role of 2-methyltetrahydrofuran-3![]() |
| Packaging: | 1 kg in poly bottle |
| Packaging: | 100, 250 g in glass bottle |
| Packaging: | 5 kg in steel drum |
| Symbol | ![]() GHS02,GHS07 |
| Signal word | Warning |
| Hazard statements | H226 - H302 |
| Precautionary statements | P210 - P233 - P240 - P241 - P242 - P301 + P312 |
| Hazard Codes | Xn |
| Risk Statements | 10-22 |
| RIDADR | UN1224 - class 3 - PG 3 - Ketones, liquid, n.o.s., HI: all |
| WGK Germany | WGK 2 |
| Flash Point(F) | 102.2 °F - closed cup |
| Flash Point(C) | 39 °C - closed cup |
| Purity | ≥97% |
| bp | 139 °C (lit.) |
| Density | 1.034 g/mL at 25 °C (lit.) |
| Refractive Index | n |
| FEMA Number | 3373 |
| UNSPSC | 12164502 |



