34855-M

Cyclohexane

suitable for HPLC, ≥99.7%

• Empirical Formula (Hill Notation): C₆H₁₂
• CAS Number: 110-82-7
• Molecular Weight: 84.16
• Beilstein: 1900225
• EC Number: 203-806-2
• MDL number: MFCD00003814
• UNSPSC Code: 12190000
• PubChem Substance ID: 329755064
• NACRES: NA.21

Properties

• vapor density: 2.9 (vs air)
• vapor pressure: 168.8 mmHg ( 37.7 °C); 77 mmHg ( 20 °C)
• Assay: ≥99.7%
• form: liquid
• autoignition temp.: 500 °F
• expl. lim.: 9 %
• technique(s): HPLC: suitable
• impurities: ≤0.0005% non-volatile matter; ≤0.001% free acid (as HCl); ≤0.01% water (Karl Fischer); ≤1 ppb fluorescence (quinine) at 254 nm; ≤1 ppb fluorescence (quinine) at 365 nm
• evapn. residue: ≤0.0005%
• transmittance: 220 nm, ≥20%; 230 nm, ≥50%; 235 nm, ≥80%; 255 nm, ≥98%
• refractive index: n20/D 1.426 (lit.)
• bp: 80.7 °C (lit.)
• mp: 4-7 °C (lit.)
• density: 0.779 g/mL at 25 °C (lit.); 0.780 g/mL at 25 °C
• λ: H₂O reference
• UV absorption: λ: 210 nm A_max: ≤1.00; λ: 220 nm A_max: ≤0.50; λ: 230 nm A_max: ≤0.20; λ: 235 nm A_max: ≤0.10; λ: 240 nm A_max: ≤0.08; λ: 250 nm A_max: ≤0.03; λ: 255 nm A_max: ≤0.01
• SMILES string: C1CCCCC1
• InChI: 1S/C6H12/c1-2-4-6-5-3-1/h1-6H2
• InChI key: XDTMQSROBMDMFD-UHFFFAOYSA-N

Description

Other Notes

Important notice

• The article number 34855-4X2.5L-M will be discontinued. Please order the single bottle 34855-2.5L-M 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 - H315 - H336 - H410
• Precautionary Statements: P210 - P233 - P273 - P301 + P310 - P303 + P361 + P353 - P331
• Hazard Classifications: Aquatic Acute 1 - Aquatic Chronic 1 - Asp. Tox. 1 - Flam. Liq. 2 - Skin Irrit. 2 - STOT SE 3
• Target Organs: Central nervous system
• Storage Class Code: 3 - Flammable liquids
• WGK: WGK 2
• Flash Point(F): -0.4 °F - closed cup
• Flash Point(C): -18.00 °C - closed cup