Carbon monoxide
ALDRICH/295116 - ≥99.0%
Synonym: Carbon oxide (CO)
CAS Number: 630-08-0
Empirical Formula (Hill Notation): CO
Molecular Weight: 28.01
EC Number: 211-128-3
MDL Number: MFCD00011320
Linear Formula: CO
Product Type: Chemical
| assay | ≥99.0% |
| autoignition temp. | 1128 °F |
| bp | −191.5 °C (lit.) |
| expl. lim. | 74 % |
| InChI | 1S/CO/c1-2 |
| InChI key | UGFAIRIUMAVXCW-UHFFFAOYSA |
| mp | −205 °C (lit.) |
| SMILES string | [C-]#[O+] |
| vapor density | 0.97 (vs air) |
| Application: | Carbon monoxide can be used in the following applications: • Transition-metal-cataly • Insertion of carbon monoxide in metal-carbon bonds during copolymerization reactions. • To grow single-wall carbon nanotubes (SWNT) via disproportionation reaction catalyzed by molybdenum particles. Catalytic hydrogenation of carbon monoxide over transition metals catalysts to form hydrocarbons has been reported. |
| General description: | Carbon monoxide is a versatile building block used in carbonylation reactions and to prepare single-walled carbon nanotubes. |
| Legal Information: | Aldrich is a registered trademark of Sigma-Aldrich Co. LLC |
| Other Notes: | See Technical Information Bulletin AL-151 Gas Regulators: Selection, Installation, and Operation  |
| Packaging: | 50 L in steel cylinder |
| Packaging: | Supplied in a carbon steel lecture bottle with a CGA180M/CGA110F needle valve installed. Compatible with the following: • Aldrich® lecture-bottle station systems • Aldrich® lecture-bottle gas regulators |
| Symbol |     GHS02,GHS04,GHS06,GHS08 |
| Signal word | Danger |
| Hazard statements | H220 - H280 - H331 - H360D - H372 |
| Precautionary statements | P201 - P202 - P260 - P304 + P340 + P311 - P308 + P313 - P410 + P403 |
| Hazard Codes | F+,T |
| Risk Statements | 61-12-23-48/23 |
| Safety Statements | 53-45 |
| RIDADR | UN1016 - class 2 - Carbon monoxide, compressed |
| WGK Germany | WGK 1 |
| Flash Point(F) | Not applicable |
| Flash Point(C) | Not applicable |
| Purity | ≥99.0% |
| bp | −191.5 °C (lit.) |
| mp | −205 °C (lit.) |
| UNSPSC | 12142100 |