Butyraldehyde
ALDRICH/W221910 - natural, FG
Synonym: Butanal
CAS Number: 123-72-8
Empirical Formula (Hill Notation): C4H8O
Molecular Weight: 72.11
EC Number: 204-646-6
MDL Number: MFCD00007023
Linear Formula: CH3CH2CH2CHO
Product Type: Chemical
| agency | follows IFRA guidelines |
| application(s) | flavors and fragrances |
| assay | 95% |
| autoignition temp. | 390 °F |
| bp | 75 °C (lit.) |
| density | 0.8 g/mL at 25 °C (lit.) |
| documentation | see Safety & Documentation for available documents |
| expl. lim. | 12.5 % |
| food allergen | no known allergens |
| fragrance allergen | no known allergens |
| grade | FG |
| Fragrance grade | |
| Halal | |
| Kosher | |
| natural | |
| InChI | 1S/C4H8O/c1-2-3-4-5/h4H,2 |
| InChI key | ZTQSAGDEMFDKMZ-UHFFFAOYSA |
| mp | −96 °C (lit.) |
| organoleptic | cocoa; green; musty; pungent |
| Quality Level | 400  |
| refractive index | n |
| reg. compliance | EU Regulation 1223/2009 |
| EU Regulation 1334/2008 & 178/2002 | |
| FDA 21 CFR 172.515 | |
| SMILES string | [H]C(=O)CCC |
| storage temp. | 2-8°C |
| vapor density | 2.5 (vs air) |
| vapor pressure | 90 mmHg ( 20 °C) |
| Other Notes: | Natural occurrence: Apple, pear, carrot, white bread, beer, cooked rice. |
| Packaging: | 1 kg in glass bottle |
| Packaging: | 25, 100 g in glass bottle |
| Symbol |   GHS02,GHS07 |
| Signal word | Danger |
| Hazard statements | H225 - H319 |
| Precautionary statements | P210 - P305 + P351 + P338 |
| Hazard Codes | F |
| Risk Statements | 11 |
| Safety Statements | 9-29-33 |
| RIDADR | UN1129 - class 3 - PG 2 - Butyraldehyde |
| WGK Germany | WGK 1 |
| Flash Point(F) | < 50.0 °F - Pensky-Martens |
| Flash Point(C) | < 10 °C - Pensky-Martens cl |
| Purity | 95% |
| bp | 75 °C (lit.) |
| mp | −96 °C (lit.) |
| Density | 0.8 g/mL at 25 °C (lit.) |
| Refractive Index | n |
| Storage Temp. | 2-8°C |
| FEMA Number | 2219 |
| UNSPSC | 12164502 |