Zinc
SIAL/96454 - purum, powder
Synonym: Zn
CAS Number: 7440-66-6
Empirical Formula (Hill Notation): Zn
Molecular Weight: 65.39
MDL Number: MFCD00011291
Linear Formula: Zn
Product Type: Chemical
| bp | 907 °C (lit.) |
| density | 7.133 g/mL at 25 °C (lit.) |
| form | powder |
| grade | purum |
| InChI | 1S/Zn |
| InChI key | HCHKCACWOHOZIP-UHFFFAOYSA |
| mp | 420 °C (lit.) |
| Quality Level | 200  |
| reaction suitability | core: zinc |
| reagent type: catalyst | |
| resistivity | 5.8 μΩ-cm, 20°C |
| SMILES string | [Zn] |
| vapor pressure | 1 mmHg ( 487 °C) |
| Application: | Zinc powder is generally used as a reagent for the Clemmensen reduction of ketones. It can also be used as a: • Reducing agent in the preparation of graphene from graphene oxide using ultrasonication method. • Reducing agent in the oxidation of benzene to phenol by vanadium substituted heteropolyacid catalyst and oxygen oxidant. • Reactant in the preparation of alkyl zinc reagents by direct insertion of zinc powder into unactivated alkyl bromides and chlorides. • Catalyst in selective Fries rearrangement of acetylated phenols. |
| Other Notes: | Reagent for the Clemmensen reduction of ketones and the Reformansky reaction |
| Symbol |  GHS09 |
| Signal word | Warning |
| Hazard statements | H410 |
| Precautionary statements | P273 - P391 - P501 |
| Hazard Codes | N |
| Risk Statements | 50/53 |
| Safety Statements | 61 |
| RIDADR | UN 3077 9 / PGIII |
| WGK Germany | WGK 2 |
| Flash Point(F) | Not applicable |
| Flash Point(C) | Not applicable |
| bp | 907 °C (lit.) |
| mp | 420 °C (lit.) |
| Density | 7.133 g/mL at 25 °C (lit.) |
| UNSPSC | 11101719 |