calcium acetylene

• ChemBase ID: 126332
• Molecular Formular: C2Ca
• Molecular Mass: 64.0994
• Monoisotopic Mass: 63.96259098
• SMILES: [Ca+2].[C-]#[C-]
• Canonical SMILES: [C-]#[C-].[Ca+2]
• InChI: InChI=1S/C2.Ca/c1-2;/q-2;+2
• InChIKey: UIXRSLJINYRGFQ-UHFFFAOYSA-N

NAMES AND DATABASE IDS

Names

• IUPAC name: calcium acetylene
• IUPAC Traditional name: calcium dicarbon
• Synonyms: Calcium carbide; Calcium acetylide; Calcium carbide; 碳化钙

Database IDs

• CAS Number: 75-20-7
• EC Number: 200-848-3
• MDL Number: MFCD00010905
• Beilstein Number: 3909011
• Merck Index: 141656
• PubChem SID: 24852632; 24856368
• PubChem CID: 6352
• Chemspider ID: 6112
• Wikipedia Title: Calcium_carbide

CALCULATED PROPERTIES

• H Acceptors: 0
• H Donor: 0
• LogD (pH = 5.5): 0.0
• LogD (pH = 7.4): 0.0
• Log P: 0.15384704
• Molar Refractivity: 5.4 cm^3
• Polarizability: 3.4509833 Å^3
• Polar Surface Area: 0.0 Å^2
• Rotatable Bonds: 0
• Lipinski's Rule of Five: true

PROPERTIES

Physical Property

• Solubility: decomposes in water
• Apperance: 9-40mm Lump; pieces; White powder to grey/black crystals
• Melting Point: 2160°C; 2300°C
• Boiling Point: 2300°C
• Density: 2.22; 2.22 g/cm^3; 2.22 g/mL at 25 °C(lit.)
• Std enthalpy of formation: -63 kJ·mol^-1
• Std molar entropy: 70 J·mol^-1·K^-1

Safety Information

• Storage Warning: Moisture Sensitive
• European Hazard Symbols: Corrosive (C); Flammable (F)
• UN Number: 1402; UN1402
• German water hazard class: 3
• Hazard Class: 4.3
• Packing Group: 2; II
• Risk Statements: 15; 15-34
• Safety Statements: 7/8-26-36/37/39-43-45-60; 8-43
• TSCA Listed: 是
• GHS Pictograms: GHS02; GHS05
• GHS Signal Word: Danger
• NFPA704:
  

  3

  3

  2

  W
• GHS Hazard statements: H260; H261-H314
• GHS Precautionary statements: P223-P231 + P232-P370 + P378-P422; P231+P232-P260-P303+P361+P353-P305+P351+P338-P405-P501A
• 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
• RID/ADR: UN 1402 4.3/PG 2

Product Information

• Purity: ~80%; ≥75% (gas-volumetric)
• Grade: CP; technical; technical grade
• Particle Size: 0.3-1 mm
• Quality: granulated
• Thickness: <10 mm , typically
• Linear Formula: CaC2

DETAILS

Sigma Aldrich - 21039

Packaging
1 kg in poly bottle
100 g in poly bottle

Sigma Aldrich - 270296

Packaging
2 kg in poly bottle
25, 500 g in poly bottle