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1-Iodo-2-methylpropane

Also known as: Isobutyl iodide, 1-Iodo-iso-butane, 1-Iodomethylpropane, 2-methylpropyl iodide, Primary isobutyl iodide

1-Iodo-2-methylpropane (CAS 513-38-2) is a compound in the Aliphatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C4H9I and a molecular weight of 184.019 g/mol. Key properties include a melting point of -93 °C, a boiling point of 120.0±8.0 °C at 760 mmHg, a density of 1.6±0.1 g/cm3 and a flash point of 12.8±0.0 °C. 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.
513-38-2
Jingsj CID
J-44611-6
Molecular Formula
C4H9I
Molecular Weight
184.019 g/mol
Category
Aliphatic Hydrocarbons
Last updated
8/21/2026

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Physicochemical Properties

Melting Point-93 °C
Boiling Point120.0±8.0 °C at 760 mmHg
Density1.6±0.1 g/cm3
Flash Point12.8±0.0 °C
Exact Mass183.974884
LogP2.91
Additional Property6 (vs air)
Vapor Pressure18.6±0.2 mmHg at 25°C
Refractive Index1.501
Additional Propertyinsoluble

GHS Safety & Compliance

Flammable / Acute ToxicitySignal word: Danger
  • H225 — Highly flammable liquid and vapour
  • H315 — Causes skin irritation
  • H319 — Causes serious eye irritation
  • H331 — Toxic if inhaled
  • H335 — May cause respiratory irritation

Customs & Trade Information

HS Code2903399090
Summary2903399090. brominated,fluorinated or iodinated derivatives of acyclic hydrocarbons. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:5.5%. General tariff:30.0%

Frequently Asked Questions

What is the CAS number of 1-Iodo-2-methylpropane?

The CAS number of 1-Iodo-2-methylpropane is 513-38-2.

What are the molecular formula and molecular weight of 1-Iodo-2-methylpropane?

1-Iodo-2-methylpropane has molecular formula C4H9I and molecular weight 184.019 g/mol.

Is 1-Iodo-2-methylpropane hazardous?

1-Iodo-2-methylpropane 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 1-Iodo-2-methylpropane?

For 1-Iodo-2-methylpropane, Upstream Products: 2-Methyl-1-propanol, Triphenylphosphine, 2,3-Dimethylbutane; Downstream Products: 4-Isobutoxybenzoic acid, Isobutyl nitrite, 2-Methyl-1-nitropropane.

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-Iodo-2-methylpropane (CAS 513-38-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-44611-6 (accessed 2026-11-06).

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