Calcium

• Catalog No.: 441872
• CAS Number: 7440-70-2
• M. F.: Ca
• M. W.: 40.078
• Purity: 99.99% trace metals basis

SYNONYMS

• Title: 钙
• IUPAC name: calcium
• IUPAC Traditional name: calcium

DATABASE IDS

• MDL Number: MFCD00085314
• EC Number: 231-179-5
• CAS Number: 7440-70-2
• PubChem SID: 24867708
• Beilstein Number: 4241647

PROPERTIES

• Empirical Formula (Hill Notation): Ca
• Purified By: distillation
• Purity: 99.99% trace metals basis
• Apperance: dendritic pieces
• Boiling Point: 1484 °C(lit.)
• Density: 1.54 g/mL at 25 °C(lit.)
• Melting Point: 850 °C(lit.)
• Resistivity: 3.5 μΩ-cm, 20°C
• GHS Signal Word: Danger
• GHS Hazard statements: H261
• European Hazard Symbols: Flammable (F)
• Personal Protective Equipment: Eyeshields, full-face particle respirator type N100 (US), Gloves, respirator cartridge type N100 (US), type P1 (EN143) respirator filter, type P3 (EN 143) respirator cartridges
• GHS Precautionary statements: P231 + P232-P422
• RID/ADR: UN 1401 4.3/PG 2
• Risk Statements: 15
• Safety Statements: 8-24/25-43
• Hazard Class: 4.3
• UN Number: 1401
• Packing Group: 2
• German water hazard class: 1

DETAILS

Description (简体中文)

包装
5, 25 g in ampule
Application
Ca8Al3 和 Ca13Al14 的前体；具有新金属性 Zintl 相的金属互化物。7
与 Mg 和 Sn 固态合成可产生新相 Ca6.2Mg3.8Sn7，其具有由平面四方形锡单元组成的全新锡链。 用于酚高选择性氧化的催化剂。

Description (English)

Packaging
5, 25 g in ampule
Application
Precursor to Ca8Al3 and Ca13Al14; intermetallics with new metallic Zintl phases.7
Solid state synthesis with Mg and Sn resulted in a new phase, Ca6.2Mg3.8Sn7, which has an unprecedented type of tin chain composed of square-planar tin units.Catalyst in the highly-selective oxidation of phenols.