34956

Pentane

suitable for HPLC, ≥99.0%

• Linear Formula: CH₃(CH₂)₃CH₃
• CAS Number: 109-66-0
• Molecular Weight: 72.15
• Beilstein: 969132
• EC Number: 203-692-4
• MDL number: MFCD00009498
• PubChem Substance ID: 329755097
• NACRES: NA.06

Properties

• vapor density: 2.48 (vs air)
• Quality Level: 100
• vapor pressure: 26.98 psi
• assay: ≥99.0%
• form: liquid
• autoignition temp.: 500 °F
• expl. lim.: ~8.3 %
• technique(s): HPLC: suitable
• impurities: ≤0.0005% free acid (as CH₃COOH); ≤0.0005% non-volatile matter; ≤1 ppb fluorescence (quinine) at 254 nm; ≤1 ppb fluorescence (quinine) at 365 nm; <0.005% water (Karl Fischer)
• evapn. residue: <0.0005%
• transmittance: 200 nm, ≥20%; 210 nm, ≥60%; 220 nm, ≥85%; 230 nm, ≥95%; 250 nm, ≥99%
• refractive index: n20/D 1.358 (lit.)
• bp: 35-36 °C (lit.)
• mp: −130 °C (lit.)
• density: 0.626 g/mL at 25 °C (lit.)
• λ: neat
• UV absorption: λ: 200 nm A_max: ≤0.70; λ: 210 nm A_max: ≤0.20; λ: 220 nm A_max: ≤0.07; λ: 230 nm A_max: ≤0.02; λ: 250 nm A_max: ≤0.004
• SMILES string: CCCCC
• InChI: 1S/C5H12/c1-3-5-4-2/h3-5H2,1-2H3
• InChI key: OFBQJSOFQDEBGM-UHFFFAOYSA-N

Description

General description

Pentane (n-pentane) is a hydrocarbon. Its hydroisomerization using a nanocrystalline beta (BEA) zeolite has been proposed. It has been reported as one of the products formed from the peroxidation of unsaturated fatty acid.

Packaging

100 mL

1, 1, 2, 2.5, 2.5, 4, 4, 18, 200, 200 L

Other Notes

Important notice
The article number 34956-4X2.5L will be discontinued. Please order the single bottle 34956-2.5L which is physically identical with the same exact specifications.

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Safety Information

• Pictograms: GHS02,GHS07,GHS08,GHS09
• Signal Word: Danger
• Hazard Statements: H225 - H304 - H336 - H411
• Precautionary Statements: P210 - P273 - P301 + P310 + P331
• Hazard Classifications: Aquatic Chronic 2 - Asp. Tox. 1 - Flam. Liq. 2 - STOT SE 3
• Target Organs: Central nervous system
• Supplementary Hazards: EUH066
• Storage Class Code: 3 - Flammable liquids
• WGK: WGK 2
• Flash Point(F): -40.0 °F
• Flash Point(C): -40 °C