266264

Chromium

99.5%, powder, −100 mesh

• Synonym(s): Cd
• Empirical Formula (Hill Notation): Cr
• CAS Number: 7440-47-3
• Molecular Weight: 52.00
• NACRES: NA.22
• PubChem Substance ID: 57648182
• UNSPSC Code: 12161600
• EC Number: 231-157-5
• MDL number: MFCD00010944

Properties

• Product Name: Chromium, powder, 99.5%, −100 mesh
• Quality Segment: 100
• assay: 99.5%
• form: powder
• reaction suitability: core: chromium, reagent type: catalyst
• resistivity: 12.7 μΩ-cm, 20°C
• particle size: −100 mesh
• bp: 2672 °C (lit.)
• mp: 1857 °C (lit.)
• density: 7.14 g/mL at 25 °C (lit.)
• SMILES string: [Cr]
• InChI: 1S/Cr
• InChI key: VYZAMTAEIAYCRO-UHFFFAOYSA-N

Description

Application

Chromium powder can be used in the microwave assisted synthesis of a bis(toluene)chromium boron complex, [Cr(η-C₆H₅CH₃)₂]⁺ (BPh₄)^-. It can also be used in the solid-state synthesis of chromium sulfide.

Safety Information

• Storage Class: 11 - Combustible Solids
• wgk: nwg
• flash_point_f: Not applicable
• flash_point_c: Not applicable
• ppe: Eyeshields, Gloves, type N95 (US)