n-Heptane
CAS 142-82-5C7H16100.2 g/mol
Heptane is a straight-chain alkane with seven carbon atoms. It has been found in Jeffrey pine (Pinus jeffreyi). It has a role as a non-polar solvent and a plant metabolite. It is a volatile organic compound and an alkane.
IUPAC: heptane
PubChem
Physical & Chemical Properties
| Melting Point | -131 °F (USCG, 1999) |
| Boiling Point | 209.1 °F at 760 mmHg (USCG, 1999) |
| Density | 0.6838 at 68 °F (USCG, 1999) - Less dense than water; will float |
| Solubility | 0.0003 % (NIOSH, 2024) |
| Flash Point | 25 °F (USCG, 1999) |
| Vapor Pressure | 37.49 mmHg at 70 °F (USCG, 1999) |
| Appearance | N-heptane is a clear colorless liquids with a petroleum-like odor. Flash point 25 °F. Less dense than water and insoluble in water. Vapors heavier than air. |
Data: PubChem · Last updated: 4/20/2026
GHS Classification
No GHS classification data available.
Classification data is sourced from ECHA.
Regulatory Compliance
TSCA
Listed
note: Status based on EPA TSCA Active Inventory · inventory name: TSCA Chemical Substance Inventory
View sourceGlobal Trade Intelligence
No trade flow data available for this chemical.
HS Code(s): 2901
Data: UN Comtrade
Suppliers on Chem-Exchange
No suppliers currently listing n-Heptane
List Your ProductsSafety Data Sheets
No SDS documents available
Upload an SDS document