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Selenous acid, Puratronic™, 99.999% (metals basis)
CAS: 7783-00-8 | H2O3Se | 128.98 g/mol
$578.05 - $1977.56
Chemical Identifiers
| CAS | 7783-00-8 |
|---|---|
| Molecular Formula | H2O3Se |
| Molecular Weight (g/mol) | 128.98 |
| MDL Number | MFCD00011331 |
| InChI Key | MCAHWIHFGHIESP-UHFFFAOYSA-N |
| Synonym | selenious acid, selenious acid h2seo3, monohydrated selenium dioxide, unii-f6a27p4q4r, selenium dioxide, monohydrated, ccris 5530, selenious acid usp, selenious acid,selenous acid,monohydrated selenium dioxide, selenium, reference standard solution |
| PubChem CID | 1091 |
| ChEBI | CHEBI:26642 |
| IUPAC Name | selenous acid |
| SMILES | O[Se](O)=O |
Description
Selenous acid is used in steel guns, wherein it changes the color of the steel from silver-grey to blue-grey. It serves as an important component of the Mecke reagent, which is utilized for drug testing. It acts as a source of selenium. It acts as a reagent for alkaloids and an oxidizing agent. Further, it is used in labeling radiopharmaceuticals. It is involved in the organic synthesis for the preparation of glyoxal.
This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Scientific Chemicals.
Chemical Identifiers
| 7783-00-8 | |
| 128.98 | |
| MCAHWIHFGHIESP-UHFFFAOYSA-N | |
| 1091 | |
| selenous acid |
| H2O3Se | |
| MFCD00011331 | |
| selenious acid, selenious acid h2seo3, monohydrated selenium dioxide, unii-f6a27p4q4r, selenium dioxide, monohydrated, ccris 5530, selenious acid usp, selenious acid,selenous acid,monohydrated selenium dioxide, selenium, reference standard solution | |
| CHEBI:26642 | |
| O[Se](O)=O |
Specifications
| 70°C (decomposition) | |
| Odorless | |
| 25 g | |
| Crystalline Aggregates | |
| UN3290 | |
| selenious acid, selenious acid h2seo3, monohydrated selenium dioxide, unii-f6a27p4q4r, selenium dioxide, monohydrated, ccris 5530, selenious acid usp, selenious acid,selenous acid,monohydrated selenium dioxide, selenium, reference standard solution | |
| MCAHWIHFGHIESP-UHFFFAOYSA-N | |
| selenous acid | |
| 1091 | |
| 128.97 | |
| Puratronic™ | |
| (metals basis) |
| 7783-00-8 | |
| Hygroscopic | |
| H2O3Se | |
| MFCD00011331 | |
| 14,8430 | |
| Soluble in water and ethanol. | |
| O[Se](O)=O | |
| 128.98 | |
| CHEBI:26642 | |
| 99.999% | |
| Selenous acid |
Safety and Handling
GHS H Statement
H301-H331-H373
Toxic if swallowed.
Toxic if inhaled.
May cause damage to organs through prolonged or repeated exposure.
P260-P264b-P270-P271-P301+P310-P304+P340-P311-P314-P330-P501c
H301+H331-H373
DOTInformation : Transport Hazard Class: 6.1; Packing Group: II; Proper Shipping Name: TOXIC SOLID, CORROSIVE, INORGANIC, N.O.S.
EINECSNumber : 231-974-7
TSCA : Yes
Recommended Storage : Ambient temperatures
RUO – Research Use Only