Propionaldehyde
SIAL/W292312 - natural, ≥98%, FG
Synonym: Propanal
CAS Number: 123-38-6
Empirical Formula (Hill Notation): C3H6O
Molecular Weight: 58.08
EC Number: 204-623-0
MDL Number: MFCD00007020
Linear Formula: CH3CH2CHO
Product Type: Chemical
| agency | follows IFRA guidelines |
| meets purity specifications of JECFA | |
| application(s) | flavors and fragrances |
| assay | ≥98% |
| autoignition temp. | 404 °F |
| bp | 46-50 °C (lit.) |
| density | 0.805 g/mL at 25 °C (lit.) |
| documentation | see Safety & Documentation for available documents |
| expl. lim. | 17 %, 26 °F |
| 2.6 %, 31 °F | |
| food allergen | no known allergens |
| fragrance allergen | no known allergens |
| grade | FG |
| Fragrance grade | |
| Halal | |
| Kosher | |
| natural | |
| greener alternative category | Aligned ![]() |
| greener alternative product characteristics | Less Hazardous Chemical Syntheses Use of Renewable Feedstocks Learn more about the Principles of Green Chemistry . |
| InChI | 1S/C3H6O/c1-2-3-4/h3H,2H2 |
| InChI key | NBBJYMSMWIIQGU-UHFFFAOYSA |
| mp | −81 °C (lit.) |
| organoleptic | chocolate; cocoa; nutty; whiskey; wine-like |
| Quality Level | 300 ![]() |
| refractive index | n |
| reg. compliance | EU Regulation 1223/2009 |
| EU Regulation 1334/2008 & 178/2002 | |
| SMILES string | [H]C(=O)CC |
| storage temp. | 2-8°C |
| sustainability | Greener Alternative Product |
| vapor density | 2 (vs air) |
| vapor pressure | 18.77 psi ( 55 °C) |
| 4.89 psi ( 20 °C) |
| General description: | We are committed to bringing you greener alternative products, which adhere to one or more of the 12 Principles of Green Chemistry. This product is Biobased and thus aligns with "Less Hazardous Chemical Syntheses" and "Use of Renewable Feedstocks". |
| Packaging: | 1 kg in poly bottle |
| Packaging: | 100 g in poly bottle |
| Packaging: | 5 kg in poly drum |
| Symbol | ![]() ![]() GHS02,GHS05,GHS07 |
| Signal word | Danger |
| Hazard statements | H225 - H302 + H332 - H315 - H318 - H335 |
| Precautionary statements | P210 - P280 - P301 + P312 - P303 + P361 + P353 - P304 + P340 + P312 - P305 + P351 + P338 |
| RIDADR | UN1275 - class 3 - PG 2 - Propionaldehyde |
| WGK Germany | WGK 1 |
| Flash Point(F) | -22.0 °F - closed cup |
| Flash Point(C) | -30 °C - closed cup |
| Purity | ≥98% |
| bp | 46-50 °C (lit.) |
| mp | −81 °C (lit.) |
| Density | 0.805 g/mL at 25 °C (lit.) |
| Refractive Index | n |
| Storage Temp. | 2-8°C |
| FEMA Number | 2923 |
| UNSPSC | 12164502 |




