270709

Benzene

suitable for HPLC, ≥99.9%

• Empirical Formula (Hill Notation): C₆H₆
• CAS Number: 71-43-2
• Molecular Weight: 78.11
• Beilstein: 969212
• EC Number: 200-753-7
• MDL number: MFCD00003009
• UNSPSC Code: 12190000
• PubChem Substance ID: 329752965
• NACRES: NA.21

Properties

• vapor density: 2.77 (vs air)
• Quality Level: 100
• vapor pressure: 166 mmHg ( 37.7 °C); 74.6 mmHg ( 20 °C)
• Assay: ≥99.9%
• form: liquid
• autoignition temp.: 1043 °F
• expl. lim.: 8 %
• technique(s): HPLC: suitable
• impurities: ≤0.02% water (Karl Fischer)
• evapn. residue: <0.0005%
• color: APHA: ≤20
• refractive index: n20/D 1.501 (lit.)
• bp: 80 °C (lit.)
• mp: 5.5 °C (lit.)
• density: 0.874 g/mL at 25 °C (lit.)
• λ: H₂O reference
• UV absorption: λ: 280 nm A_max: 1.0; λ: 290 nm A_max: 0.15; λ: 300 nm A_max: 0.06; λ: 330 nm A_max: 0.02; λ: 350-400 nm A_max: 0.01
• application(s): food and beverages
• SMILES string: c1ccccc1
• InChI: 1S/C6H6/c1-2-4-6-5-3-1/h1-6H
• InChI key: UHOVQNZJYSORNB-UHFFFAOYSA-N

Description

Biochem/physiol Actions

Environmental carcinogen; hematoxin that is linked to increased incidence of leukemia in humans.

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Safety Information

• Pictograms: GHS02,GHS08,GHS07
• Signal Word: Danger
• Hazard Statements: H225,H304,H315,H319,H340,H350,H372,H412
• Precautionary Statements: P210 - P273 - P301 + P310 - P303 + P361 + P353 - P305 + P351 + P338 - P331
• Hazard Classifications: Aquatic Chronic 3 - Asp. Tox. 1 - Carc. 1A - Eye Irrit. 2 - Flam. Liq. 2 - Muta. 1B - Skin Irrit. 2 - STOT RE 1
• Target Organs: Blood
• Storage Class Code: 3 - Flammable liquids
• WGK: WGK 3
• Flash Point(F): 12.2 °F - closed cup
• Flash Point(C): -11.0 °C - closed cup