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2,5-Dimethylpyridine

Also known as: 2,5-Lutidine, 2,5-dimethylpyridine, 2,5-lutidine, Lutidine, NSC 5089, Pyridine, 2,5-dimethyl-

2,5-Dimethylpyridine (CAS 589-93-5) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C7H9N and a molecular weight of 107.153 g/mol. Key properties include a melting point of −15 °C(lit.), a boiling point of 158.0±0.0 °C at 760 mmHg, a density of 0.9±0.1 g/cm3 and a flash point of 47.8±0.0 °C. It is classified under GHS with signal word Warning and hazard statements H226 — Flammable liquid and vapour, H302 — Harmful if swallowed and H312 — Harmful in contact with skin. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
589-93-5
Jingsj CID
J-12902-2
Molecular Formula
C7H9N
Molecular Weight
107.153 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Melting Point−15 °C(lit.)
Boiling Point158.0±0.0 °C at 760 mmHg
Density0.9±0.1 g/cm3
Flash Point47.8±0.0 °C
Exact Mass107.073502
PSA12.89000
LogP1.65
Vapor Pressure3.5±0.2 mmHg at 25°C
Refractive Index1.502

GHS Safety & Compliance

Flammable / IrritantSignal word: Warning
  • H226 — Flammable liquid and vapour
  • H302 — Harmful if swallowed
  • H312 — Harmful in contact with skin
  • H332 — Harmful if inhaled
  • H315 — Causes skin irritation
  • H319 — Causes serious eye irritation
  • H335 — May cause respiratory irritation

Customs & Trade Information

HS Code2933399090
Summary2933399090. other compounds containing an unfused pyridine ring (whether or not hydrogenated) in the structure. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

Frequently Asked Questions

What is the CAS number of 2,5-Dimethylpyridine?

The CAS number of 2,5-Dimethylpyridine is 589-93-5.

What are the molecular formula and molecular weight of 2,5-Dimethylpyridine?

2,5-Dimethylpyridine has molecular formula C7H9N and molecular weight 107.153 g/mol.

Is 2,5-Dimethylpyridine hazardous?

2,5-Dimethylpyridine has GHS signal word Warning and hazard statements H226 — Flammable liquid and vapour; H302 — Harmful if swallowed; H312 — Harmful in contact with skin.

What are the upstream and downstream products of 2,5-Dimethylpyridine?

For 2,5-Dimethylpyridine, Upstream Products: Paraldehyde, Acrolein, 2-Bromo-5-methylpyridine; Downstream Products: Ethyl 5-methylpicolinate, Methyl 5-(bromomethyl)picolinate, 5-Methylpicolinic acid.

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

Last updated:

How to cite: Jingsj. "2,5-Dimethylpyridine (CAS 589-93-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-12902-2 (accessed 2026-11-09).

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