1-Butanol
SIAL/281549 - anhydrous, 99.8%
Synonym: n-Butanol; Butyl alcohol
CAS Number: 71-36-3
Empirical Formula (Hill Notation): C4H10O
Molecular Weight: 74.12
EC Number: 200-751-6
MDL Number: MFCD00002964
Linear Formula: CH3(CH2)3OH
Product Type: Chemical
| assay | 99.8% |
| autoignition temp. | 649 °F |
| bp | 116-118 °C (lit.) |
| color | colorless |
| density | 0.81 g/mL at 25 °C (lit.) |
| evapn. residue | <0.0005% |
| expl. lim. | 11.2 % |
| form | liquid |
| grade | anhydrous |
| impurities | <0.005% water |
| InChI | 1S/C4H10O/c1-2-3-4-5/h5H, |
| InChI key | LRHPLDYGYMQRHN-UHFFFAOYSA |
| mp | −90 °C (lit.) |
| pH | 7 (20 °C, 70 g/L) |
| Quality Level | 100 ![]() |
| refractive index | n |
| SMILES string | CCCCO |
| vapor density | 2.55 (vs air) |
| vapor pressure | 5 (4 mmHg) at 20 °C hPa |
| Application: | 1-Butanol may be used as a solvent for the deoxygenation of O-protected alcohols via Barton-McCombie protocol. |
| Packaging: | 1, 2 L in Sure/Seal™ |
| Packaging: | 100 mL in Sure/Seal™ |
| Packaging: | 18 L in Pure-Pac™ 1 |
| Symbol | ![]() ![]() GHS02,GHS05,GHS07 |
| Signal word | Danger |
| Hazard statements | H226 - H302 - H315 - H318 - H335 - H336 |
| Precautionary statements | P210 - P233 - P280 - P301 + P312 - P303 + P361 + P353 - P305 + P351 + P338 |
| Hazard Codes | Xn |
| Risk Statements | 10-22-37/38-41-67 |
| Safety Statements | 7/9-13-26-37/39-46 |
| RIDADR | UN1120 - class 3 - PG 3 - Butanols |
| WGK Germany | WGK 1 |
| Flash Point(F) | 95.0 °F - Pensky-Martens cl |
| Flash Point(C) | 35 °C - Pensky-Martens clos |
| Purity | 99.8% |
| bp | 116-118 °C (lit.) |
| mp | −90 °C (lit.) |
| Density | 0.81 g/mL at 25 °C (lit.) |
| Refractive Index | n |
| UNSPSC | 12352001 |




