Fomepizole
ALDRICH/222569 - 99%
Synonym: 4-Methylpyrazole
CAS Number: 7554-65-6
Empirical Formula (Hill Notation): C4H6N2
Molecular Weight: 82.10
EC Number: 231-445-0
MDL Number: MFCD00005245
Linear Formula: C4H6N2
Product Type: Chemical
| assay | 99% |
| bp | 99-100 °C/6 mmHg (lit.) |
| density | 0.993 g/mL at 25 °C (lit.) |
| InChI | 1S/C4H6N2/c1-4-2-5-6-3-4/ |
| InChI key | RIKMMFOAQPJVMX-UHFFFAOYSA |
| refractive index | n |
| SMILES string | Cc1cn[nH]c1 |
| solubility | alcohol: soluble(lit.) |
| water: soluble(lit.) |
| Application: | Fomepizole (4-Methylpyrazole) can be used as: • A reactant to prepare 4-methyl-1-phenyl-1H-pyrazole by reacting with bromobenzene via N-arylation using a copper catalyst. • A starting material for the synthesis of 4-methyl-3(5)-nitropyrazo • A ligand in the preparation of gallium(III) complex of 4-methylpyrazole as potential antitumor and antiviral agent. |
| Application: | Useful as an antidote in methanol and ethylene glycol poisoning. |
| Biochem/physiol Actions: | Alcohol dehydrogenase inhibitor |
| Biochem/physiol Actions: | Alcohol dehydrogenase inhibitor. |
| General description: | 4-Methylpyrazole inhibits CYP2E1 activity. It also acts as alcohol dehydrogenase inhibitor. |
| Packaging: | 1, 5 g in glass bottle |
| Symbol | ![]() GHS07,GHS07 |
| Signal word | Warning-Warning |
| Hazard statements | H302 - H315 - H319 - H335 - H302 - H315 - H319 - H335 |
| Precautionary statements | P261 - P264 - P270 - P301 + P312 + P330 - P302 + P352 - P305 + P351 + P338 - P301 + P312 - P302 + P352 - P305 |
| Hazard Codes | Xn |
| Risk Statements | 22-36/37/38 |
| Safety Statements | 26-36 |
| RIDADR | NONH for all modes of transport |
| WGK Germany | WGK 3 |
| Flash Point(F) | 204.8 °F - closed cup |
| Flash Point(C) | 96 °C - closed cup |
| Purity | 99% |
| bp | 99-100 °C/6 mmHg (lit.) |
| Density | 0.993 g/mL at 25 °C (lit.) |
| Refractive Index | n |
| UNSPSC | 12352100 |

