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3-Methylquinoline

Also known as: 3-Methylquinoline, 3-Methyl-1-benzazine, 3-Methyl-chinolin, Quinoline, 3-methyl-, NSC 109149, MFCD00014661, EINECS 210-315-7

3-Methylquinoline (CAS 612-58-8) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C10H9N and a molecular weight of 143.185 g/mol. Key properties include a melting point of 16-17 °C(lit.), a boiling point of 259.8±0.0 °C at 760 mmHg, a density of 1.1±0.1 g/cm3 and a flash point of 104.9±11.3 °C. It is classified under GHS with signal word Danger and hazard statements H312 — Harmful in contact with skin, H315 — Causes skin irritation and H318 — Causes serious eye damage. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
612-58-8
Jingsj CID
J-885997-0
Molecular Formula
C10H9N
Molecular Weight
143.185 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Melting Point16-17 °C(lit.)
Boiling Point259.8±0.0 °C at 760 mmHg
Density1.1±0.1 g/cm3
Flash Point104.9±11.3 °C
Exact Mass143.073502
PSA12.89000
LogP2.54
Vapor Pressure0.0±0.5 mmHg at 25°C
Refractive Index1.625

GHS Safety & Compliance

Corrosion / Irritant / Health HazardSignal word: Danger
  • H312 — Harmful in contact with skin
  • H315 — Causes skin irritation
  • H318 — Causes serious eye damage
  • H332 — Harmful if inhaled
  • H335 — May cause respiratory irritation
  • H351 — Suspected of causing cancer

Customs & Trade Information

HS Code2933499090
Summary2933499090. other compounds containing in the structure a quinoline or isoquinoline ring-system (whether or not hydrogenated), not further fused. 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 3-Methylquinoline?

The CAS number of 3-Methylquinoline is 612-58-8.

What are the molecular formula and molecular weight of 3-Methylquinoline?

3-Methylquinoline has molecular formula C10H9N and molecular weight 143.185 g/mol.

Is 3-Methylquinoline hazardous?

3-Methylquinoline has GHS signal word Danger and hazard statements H312 — Harmful in contact with skin; H315 — Causes skin irritation; H318 — Causes serious eye damage.

What are the upstream and downstream products of 3-Methylquinoline?

For 3-Methylquinoline, Upstream Products: 2-Aminobenzaldehyde, 2-Iodoaniline, 3-Bromoquinoline; Downstream Products: 5-Methylnicotinic acid, 5-Methylpyridine-2,3-dicarboxylic acid, 3-Cyanoquinoline.

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-Methylquinoline (CAS 612-58-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-885997-0 (accessed 2026-11-09).

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