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3-chloro-3-methylpentane

Also known as: 1,1-diethylethyl chloride, 1-Ethyl-1-methylpropyl chloride, 1-ethyl-1-methylpropylchloride, 3-Chlor-3-methyl-pentan, 3-Chloro-3-methylpentane 97%, 3-Methyl-3-chloropentane, Diethylmethylcarbinyl chloride, MFCD00000819, Methyl-diaethyl-chlormethan, Pentane,3-chloro-3-methyl, Pentane,3-chloro-3-methyl-, diethylmethylcarbinylchloride

3-chloro-3-methylpentane (CAS 918-84-3) is a compound in the Aliphatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C6H13Cl and a molecular weight of 120.62000 g/mol. Key properties include a melting point of -35.1°C (estimate), a boiling point of 114.4ºC at 760mmHg, a density of 0.867g/cm3 and a flash point of 9.4ºC. It is classified under GHS with signal word Danger and hazard statements H225 — Highly flammable liquid and vapour, H315 — Causes skin irritation and H319 — Causes serious eye irritation. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
918-84-3
Jingsj CID
J-36096-3
Molecular Formula
C6H13Cl
Molecular Weight
120.62000 g/mol
Category
Aliphatic Hydrocarbons
Last updated
8/21/2026
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Physicochemical Properties

Melting Point-35.1°C (estimate)
Boiling Point114.4ºC at 760mmHg
Density0.867g/cm3
Flash Point9.4ºC
Exact Mass120.07100
LogP2.80390
Refractive Indexn20/D 1.4211(lit.)

GHS Safety & Compliance

Flammable / IrritantSignal word: Danger
  • H225 — Highly flammable liquid and vapour
  • H315 — Causes skin irritation
  • H319 — Causes serious eye irritation
  • H335 — May cause respiratory irritation

Frequently Asked Questions

What is the CAS number of 3-chloro-3-methylpentane?

The CAS number of 3-chloro-3-methylpentane is 918-84-3.

What are the molecular formula and molecular weight of 3-chloro-3-methylpentane?

3-chloro-3-methylpentane has molecular formula C6H13Cl and molecular weight 120.62000 g/mol.

Is 3-chloro-3-methylpentane hazardous?

3-chloro-3-methylpentane has GHS signal word Danger and hazard statements H225 — Highly flammable liquid and vapour; H315 — Causes skin irritation; H319 — Causes serious eye irritation.

What are the upstream and downstream products of 3-chloro-3-methylpentane?

For 3-chloro-3-methylpentane, Upstream Products: 3-Methyl-3-pentanol, Pentane, 3-methylene-, 2-Pentene, 3-methyl-,(2Z)-; Downstream Products: 3,3-Dimethylpentane, 3-ethyl-3-methylheptane, 3-Methyl-3-pentanol.

Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.

Last updated:

How to cite: Jingsj. "3-chloro-3-methylpentane (CAS 918-84-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-36096-3 (accessed 2026-11-09).

Data for reference only; verify product details with suppliers before purchase.