Heptane
Also known as: 1-HEPTANE, ALKANE C7, EINECS 205-563-8, Eptani, HEPTANE-200, Heptan, MFCD00009544, anhydrous n-heptane, ethyl-pentane, n-C7H16
Heptane (CAS 142-82-5) is a compound in the Aliphatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C7H16 and a molecular weight of 100.202 g/mol. Key properties include a melting point of −91 °C(lit.), a boiling point of 98.8±3.0 °C at 760 mmHg, a density of 0.683 and a flash point of -1.1±0.0 °C. It is classified under GHS with signal word Danger and hazard statements H225 — Highly flammable liquid and vapour, H304 and H315 — Causes skin irritation. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 142-82-5
- Jingsj CID
- J-45154-9
- Molecular Formula
- C7H16
- Molecular Weight
- 100.202 g/mol
- Category
- Aliphatic Hydrocarbons
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Melting Point | −91 °C(lit.) |
|---|---|
| Boiling Point | 98.8±3.0 °C at 760 mmHg |
| Density | 0.683 |
| Flash Point | -1.1±0.0 °C |
| Exact Mass | 100.125198 |
| LogP | 4.47 |
| Additional Property | 3.5 (vs air) |
| Vapor Pressure | 45.2±0.1 mmHg at 25°C |
| Refractive Index | 1.394 |
| Additional Property | practically insoluble |
GHS Safety & Compliance
- H225 — Highly flammable liquid and vapour
- H304
- H315 — Causes skin irritation
- H336 — May cause drowsiness or dizziness
- H410 — Very toxic to aquatic life with long lasting effects
Customs & Trade Information
| HS Code | 2901100000 |
|---|---|
| Summary | 2901100000 saturated acyclic hydrocarbons。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。MFN tariff:2.0%。General tariff:30.0% |
Frequently Asked Questions
What is the CAS number of Heptane?
The CAS number of Heptane is 142-82-5.
What are the molecular formula and molecular weight of Heptane?
Heptane has molecular formula C7H16 and molecular weight 100.202 g/mol.
Is Heptane hazardous?
Heptane has GHS signal word Danger and hazard statements H225 — Highly flammable liquid and vapour; H304; H315 — Causes skin irritation.
What are the upstream and downstream products of Heptane?
For Heptane, Upstream Products: 4-Heptanone, Hexylmagnesium chloride, Hept-1-ene; Downstream Products: PERFLUOROHEPTANE, 2,3-Dimethylpentane, 3,3-Dimethylpentane.
Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "Heptane (CAS 142-82-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-45154-9 (accessed 2026-11-06).
Data for reference only; verify product details with suppliers before purchase.