Benzene
SIGALD/319953 - ACS reagent, ≥99.0%
CAS Number: 71-43-2
Empirical Formula (Hill Notation): C6H6
Molecular Weight: 78.11
EC Number: 200-753-7
MDL Number: MFCD00003009
Linear Formula: C6H6
Product Type: Chemical
| assay | ≥99.0% |
| autoignition temp. | 1043 °F |
| bp | 80 °C (lit.) |
| color | APHA: ≤10 |
| density | 0.874 g/mL at 25 °C (lit.) |
| dilution | (for analytical testing) |
| evapn. residue | ≤0.001% |
| expl. lim. | 8 % |
| form | liquid |
| grade | ACS reagent |
| impurities | H2SO4, passes test (darkened) |
| thiophene, passes test (limit ∼1ppm) | |
| ≤0.005% S compounds | |
| ≤0.05% water (Karl Fischer) | |
| InChI | 1S/C6H6/c1-2-4-6-5-3-1/h1 |
| InChI key | UHOVQNZJYSORNB-UHFFFAOYSA |
| mp | 5.5 °C (lit.) |
| Quality Level | 200 ![]() |
| refractive index | n |
| SMILES string | c1ccccc1 |
| vapor density | 2.77 (vs air) |
| vapor pressure | 166 mmHg ( 37.7 °C) |
| 74.6 mmHg ( 20 °C) |
| Application: | Benzene can be used as a solvent in the:• Heck Reaction of vinyl bromides with styrenes to synthesize functionalized 1,3-dienes. • Gallium-catalyzed reductive lactonization of γ-keto acids to γ-lactone derivatives. • Anionic polymerization of styrene and 1,3-butadiene in the presence of phosphazene as a base. |
| General description: | Benzene is a monocyclic aromatic compound used as a solvent in chemical reactions. It is an essential raw material for fuels, rubber and plastics products, detergents, pesticides, and pharmaceuticals. |
| General description: | Our premium ACS solvents are ideal for routine chemical synthesis, drying, purification, and critical labware cleaning. They meet or exceed the rigorous standards of the American Chemical Society (ACS), ensuring high-quality results for your research needs. Premium ACS Solvents: Our solvents meet or exceed the stringent standards set by the American Chemical Society, ensuring high quality and reliability for your laboratory applications. Replicable and Publishable Results: Designed for consistency, our solvents deliver results that can be reliably reproduced, making them ideal for research that requires publication. Versatile Applications: Suitable for routine chemical synthesis, drying, purification, and critical labware cleaning, our solvents cater to a wide range of research needs in the laboratory. |
| Packaging: | 1, 2.5, 4 L in glass bottle |
| Packaging: | 500 mL in glass bottle |
| Symbol | ![]() ![]() GHS02,GHS07,GHS08 |
| 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 Codes | F,T |
| Risk Statements | 45-46-11-36/38-48/23/24/25-65 |
| Safety Statements | 53-45 |
| RIDADR | UN1114 - class 3 - PG 2 - Benzene |
| WGK Germany | WGK 3 |
| Flash Point(F) | 12.2 °F |
| Flash Point(C) | -11 °C |
| Purity | ≥99.0% |
| bp | 80 °C (lit.) |
| mp | 5.5 °C (lit.) |
| Density | 0.874 g/mL at 25 °C (lit.) |
| Refractive Index | n |
| UNSPSC | 12352002 |




