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4-Methyl-2-pentanol

Also known as: Methyl Isobutyl Carbinol, MIBC, 1,3-Dimethyl butanol, 1,3-Dimethyl-1-butanol, 1-Ethylbutanol, iso-butylmethylcarbinol, sec-Hexyl Alcohol, 2-methyl-4-pentanol, 4-methylpentan-2-ol, 4-Methyl-2-pentyl alcohol, methyl-2-pentanol, Methylisobutylcarbinol

4-Methyl-2-pentanol (CAS 108-11-2) is a compound in the Alcohols category listed in the Jingsj chemical database. It has the molecular formula C6H14O and a molecular weight of 102.175 g/mol. Key properties include a melting point of -90 °C, a boiling point of 133.5±8.0 °C at 760 mmHg, a density of 0.8±0.1 g/cm3 and a flash point of 41.1±0.0 °C. It is classified under GHS with signal word Warning and hazard statements H226 — Flammable liquid and vapour, 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.
108-11-2
Jingsj CID
J-18583-5
Molecular Formula
C6H14O
Molecular Weight
102.175 g/mol
Category
Alcohols
Last updated
8/21/2026

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Physicochemical Properties

Melting Point-90 °C
Boiling Point133.5±8.0 °C at 760 mmHg
Density0.8±0.1 g/cm3
Flash Point41.1±0.0 °C
Exact Mass102.104462
PSA20.23000
LogP1.57
Additional Property3.5 (vs air)
Vapor Pressure3.7±0.5 mmHg at 25°C
Refractive Index1.412
Additional Property2 g/100 mL

GHS Safety & Compliance

Flammable / IrritantSignal word: Warning
  • H226 — Flammable liquid and vapour
  • H319 — Causes serious eye irritation
  • H335 — May cause respiratory irritation

Customs & Trade Information

HS Code2905199090
Summary2905199090. saturated monohydric alcohols. 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 4-Methyl-2-pentanol?

The CAS number of 4-Methyl-2-pentanol is 108-11-2.

What are the molecular formula and molecular weight of 4-Methyl-2-pentanol?

4-Methyl-2-pentanol has molecular formula C6H14O and molecular weight 102.175 g/mol.

Is 4-Methyl-2-pentanol hazardous?

4-Methyl-2-pentanol has GHS signal word Warning and hazard statements H226 — Flammable liquid and vapour; H319 — Causes serious eye irritation; H335 — May cause respiratory irritation.

What are the upstream and downstream products of 4-Methyl-2-pentanol?

For 4-Methyl-2-pentanol, Upstream Products: Mesityl oxide, 4-Methyl-2-pentanone, Isopropanol; Downstream Products: (-)-Menthol, (+)-Neomenthol, 2-chloro-4-methylpentane.

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

Last updated:

How to cite: Jingsj. "4-Methyl-2-pentanol (CAS 108-11-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-18583-5 (accessed 2026-11-07).

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