PRODUCT Properties
| Melting point: | 121-124 °C (lit.) |
| Boiling point: | 114.4±23.0 °C(Predicted) |
| Density | 1.9300 |
| storage temp. | Storage temp. 2-8°C |
| Water Solubility | Slightly soluble in water |
| form | solid |
| pka | pK1:4.79 (25°C) |
| color | Plates from water |
| BRN | 1929765 |
| InChI | 1S/C6H6O2Se/c7-9(8)6-4-2-1-3-5-6/h1-5H,(H,7,8) |
| InChIKey | WIHKGDVGLJJAMC-UHFFFAOYSA-N |
| SMILES | O[Se](=O)c1ccccc1 |
| CAS DataBase Reference | 6996-92-5(CAS DataBase Reference) |
Description and Uses
Benzeneseleninic acid was used as catalyst during the oxidation of sulfides to sulfoxides via ligand coupling on the iodine atom. It was also used in the preparation of 3-methoxy-17a-oxa-D-homoestra-l,3,5(10)-trien-17-one.
Safety
| Symbol(GHS) |    GHS06,GHS08,GHS09 |
| Signal word | Danger |
| Hazard statements | H301+H331-H373-H410 |
| Precautionary statements | P260-P264-P273-P301+P310-P304+P340+P311-P314 |
| PPE | dust mask type N95 (US), Eyeshields, Faceshields, Gloves, type P2 (EN 143) respirator cartridges |
| Hazard Codes | T,N |
| Risk Statements | 23/25-33-50/53 |
| Safety Statements | 20/21-28-45-60-61 |
| RIDADR | UN 3283 6.1/PG 2 |
| WGK Germany | 3 |
| F | 8 |
| HazardClass | 6.1(b) |
| PackingGroup | III |
| HS Code | 29310099 |
| Storage Class | 6.1C - Combustible acute toxic Cat.3 toxic compounds or compounds which causing chronic effects |
| Hazard Classifications | Acute Tox. 3 Inhalation Acute Tox. 3 Oral Aquatic Acute 1 Aquatic Chronic 1 STOT RE 2 |
| Limited Quantities | 5.0 L (1.3 gallons) (liquid) or 5.0 kg (11 lbs) (solid) |
| Excepted Quantities | Max Inner Pack (30g or 30ml) and Max Outer Pack (1Kg or 1L) |
