1,5-Diiodopentane
Also known as: Pentamethylene diiodide, 1,5-diiodo-pentane, 1,5-diiodpentane, Pentane, 1,5-diiodo-, MFCD00001101, EINECS 211-054-1
1,5-Diiodopentane (CAS 628-77-3) is a compound in the Aliphatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C5H10I2 and a molecular weight of 323.942 g/mol. Key properties include a melting point of 9ºC, a boiling point of 264.3±8.0 °C at 760 mmHg, a density of 2.2±0.1 g/cm3 and a flash point of 123.7±13.9 °C. It is classified under GHS with signal word Warning and hazard statements H315 — Causes skin irritation, H319 — Causes serious eye irritation and H335 — May cause respiratory irritation. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 628-77-3
- Jingsj CID
- J-1516371-0
- Molecular Formula
- C5H10I2
- Molecular Weight
- 323.942 g/mol
- Category
- Aliphatic Hydrocarbons
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Melting Point | 9ºC |
|---|---|
| Boiling Point | 264.3±8.0 °C at 760 mmHg |
| Density | 2.2±0.1 g/cm3 |
| Flash Point | 123.7±13.9 °C |
| Exact Mass | 323.887177 |
| LogP | 3.83 |
| Vapor Pressure | 0.0±0.5 mmHg at 25°C |
| Refractive Index | 1.604 |
| Additional Property | insoluble |
GHS Safety & Compliance
- H315 — Causes skin irritation
- H319 — Causes serious eye irritation
- H335 — May cause respiratory irritation
Frequently Asked Questions
What is the CAS number of 1,5-Diiodopentane?
The CAS number of 1,5-Diiodopentane is 628-77-3.
What are the molecular formula and molecular weight of 1,5-Diiodopentane?
1,5-Diiodopentane has molecular formula C5H10I2 and molecular weight 323.942 g/mol.
Is 1,5-Diiodopentane hazardous?
1,5-Diiodopentane has GHS signal word Warning and hazard statements H315 — Causes skin irritation; H319 — Causes serious eye irritation; H335 — May cause respiratory irritation.
What are the upstream and downstream products of 1,5-Diiodopentane?
For 1,5-Diiodopentane, Upstream Products: Tetrahydropyran, 1,5-Pentanediol, 1,5-Pentanediol dimethanesulfonate; Downstream Products: 1-Trifluoroacetyl piperidine, 1,5-Diaminopentane, 1,5-Pentanedithiol.
Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "1,5-Diiodopentane (CAS 628-77-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1516371-0 (accessed 2026-11-09).
Data for reference only; verify product details with suppliers before purchase.