ethane

• ChemBase ID: 92049
• Molecular Formular: C2H6
• Molecular Mass: 30.06904
• Monoisotopic Mass: 30.04695019
• SMILES: CC
• Canonical SMILES: CC
• InChI: InChI=1S/C2H6/c1-2/h1-2H3
• InChIKey: OTMSDBZUPAUEDD-UHFFFAOYSA-N

NAMES AND DATABASE IDS

Names

• IUPAC name: ethane
• IUPAC Traditional name: ethane; ethan
• Synonyms: Ethane; Ethane; 乙烷

Database IDs

• CAS Number: 74-84-0
• EC Number: 200-814-8
• MDL Number: MFCD00009023
• Beilstein Number: 1730716
• PubChem SID: 24857772; 24878421; 24845070; 162078747
• PubChem CID: 6324
• CHEBI ID: 42266
• CHEMBL: 135626
• Chemspider ID: 6084
• MeSH Name: Ethane
• Unique Ingredient Identifier: L99N5N533T
• Wikipedia Title: Ethane

CALCULATED PROPERTIES

• H Acceptors: 0
• H Donor: 0
• LogD (pH = 5.5): 1.3528632
• LogD (pH = 7.4): 1.3528632
• Log P: 1.3528632
• Molar Refractivity: 11.0042 cm^3
• Polarizability: 4.4441743 Å^3
• Polar Surface Area: 0.0 Å^2
• Rotatable Bonds: 0
• Lipinski's Rule of Five: true

PROPERTIES

Physical Property

• Solubility: 56.8 mg L^-1 in water
• Apperance: Colorless gas; gas
• Melting Point: -172 °C(lit.); -182.75°C (90.4K)
• Boiling Point: -88 °C(lit.); -88.55°C (184.6K)
• Flash Point: -135 °C; -211 °F
• Auto Ignition Point: 472 °C; 881 °F
• Density: 0.362 g/mL at 20 °C(lit.); 0.5446 g cm^-3 ; (at 184 K); 1.3562 mg cm^-3 (at 0 °C)
• Vapor Pressure: 3.8453 MPa (at 21.1 °C); 37.95 atm ( 21.1 °C)
• Vapor Density: 1.05 (vs air)
• pKa: 50
• pKb: -36
• Henry Constant: 19 nmol Pa^-1 kg^-1
• Odor: Odorless
• Heat Capacity: 52.49 J K^-1 mol^-1
• Std enthalpy of combustion: -1561.0–-1560.4 kJ mol^-1
• Std enthalpy of formation: -84 kJ mol^-1

Safety Information

• Storage Warning: Flammable
• RTECS: KH3800000
• European Hazard Symbols: Highly flammable (F+)
• UN Number: 1035
• German water hazard class: 3
• Hazard Class: 2.1
• Risk Statements: 12; R12
• Safety Statements: 9-16-33; S2, S9, S16, S33
• EU Index: 601-002-00-X
• GHS Pictograms: GHS flame; GHS02; GHS04
• GHS Signal Word: DANGER; Danger
• NFPA704:
  

  4

  1

  0
• Explode Limits: 13 %; 2.9–13%
• GHS Hazard statements: 220; H220-H280
• GHS Precautionary statements: 210, 410+403; P210-P410 + P403
• Personal Protective Equipment: Eyeshields, Faceshields, full-face respirator (US), Gloves, multi-purpose combination respirator cartridge (US); Eyeshields, Faceshields, Gloves, half-mask respirator (US), multi-purpose combination respirator cartridge (US)
• RID/ADR: UN 1035 2.1

Product Information

• Purity: ≥99%; ≥99.95% (GC); 99.99%
• Concentration: 10 ppm in nitrogen
• Impurities: ≤0.04% ethylene; CH4, trace; CnHm, trace; CO2, trace; H2, trace; N2, trace; O2, trace; water, trace
• Linear Formula: CH3CH3

DETAILS

Sigma Aldrich - 295302

Packaging
110 g in steel cylinder
Recommended products
Brass control valve Z146943 or either of brass regulators Z146706 and Z146714 is recommended.

Sigma Aldrich - 321273

Application
用于校准分析仪器。
包装
轻型一次性气瓶包装
Recommended products
推荐使用控制阀 Z166995 或调节器 Z167002。

Sigma Aldrich - 539775

Packaging
110 g in steel cylinder

Sigma Aldrich - 00582

Other Notes
Sales restrictions may apply
Packaging
pressure tinfilling pressure at 15°C: 11 bar; content (15°C, 1 bar): 11 l; Recommended valves see section ′Tools/Valves and Adapter for Cylinders′ in the annex of the Fluka-Riedel-Catalog or under www.sigmaaldrich.com/fluka/bulletin/fl_analytix_v5_n7.pd