Methaneseleninic acid
ALDRICH/541281 - 95%
Synonym: Methylseleninic acid
CAS Number: 28274-57-9
Empirical Formula (Hill Notation): CH4O2Se
Molecular Weight: 127.00
MDL Number: MFCD03093983
Linear Formula: CH3SeO2H
Product Type: Chemical
| assay | 95% |
| InChI | 1S/CH4O2Se/c1-4(2)3/h1H3, |
| InChI key | UEQANLFPOFICBH-UHFFFAOYSA |
| mp | 128-132 °C (lit.) |
| Quality Level | 100 ![]() |
| SMILES string | C[Se](O)=O |
| Application: | Methaneseleninic acid may be employed as a ligand in the preparation of lanthanide complexes. It may also be used in the synthesis of a 12-membered macrocycle [(p-MeO-C6H4)2Te(μ-O)-(μ-MeSeO2)(μ4-Cl)]2 by reacting with bis(p-methoxyphenyl)tellu |
| General description: | Methaneseleninic acid is an oxidizing agent useful in organic synthesis. It is formed as major product during the oxidations of γ-glutamyl-Se-methylselen |
| Packaging: | 1 g in glass bottle |
| Symbol | ![]() ![]() ![]() GHS05,GHS06,GHS08,GHS09 |
| Signal word | Danger |
| Hazard statements | H301 + H331 - H314 - H373 - H410 |
| Precautionary statements | P260 - P273 - P280 - P301 + P310 + P330 - P303 + P361 + P353 - P305 + P351 + P338 |
| Hazard Codes | T,N |
| Risk Statements | 23/25-33-34-50/53 |
| Safety Statements | 20/21-26-28-36/37/39-45-60-61 |
| RIDADR | UN2928 - class 6.1 - PG 2 - EHS- -acidic - Toxic solids, corrosi |
| WGK Germany | WGK 3 |
| Flash Point(F) | Not applicable |
| Flash Point(C) | Not applicable |
| Purity | 95% |
| mp | 128-132 °C (lit.) |
| UNSPSC | 12352100 |





