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1,7-phenanthroline

Also known as: 1,7-Phenanthroline, Pyrido[2,3-f]quinoline, 1,7-Diazaphenanthrene, m-Phenanthroline, 1,7-Phenanthrolin

1,7-phenanthroline (CAS 230-46-6) is a compound in the Organic Compounds category listed in the Jingsj chemical database. It has the molecular formula C12H8N2 and a molecular weight of 180.20500 g/mol. Key properties include a melting point of 79-81 °C(lit.), a boiling point of 365.1ºC at 760 mmHg, a density of 1.25 g/cm3 and a flash point of 164.8ºC. It is classified under GHS with signal word Danger and hazard statements H301 — Toxic if swallowed, H318 — Causes serious eye damage and H410 — Very toxic to aquatic life with long lasting effects. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
230-46-6
Jingsj CID
J-976975-9
Molecular Formula
C12H8N2
Molecular Weight
180.20500 g/mol
Category
Organic Compounds
Last updated
8/21/2026

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Physicochemical Properties

Melting Point79-81 °C(lit.)
Boiling Point365.1ºC at 760 mmHg
Density1.25 g/cm3
Flash Point164.8ºC
Exact Mass180.06900
PSA25.78000
LogP2.78300
Vapor Pressure3.38E-05mmHg at 25°C
Refractive Index1.74

GHS Safety & Compliance

Corrosion / Acute Toxicity / Environmental HazardSignal word: Danger
  • H301 — Toxic if swallowed
  • H318 — Causes serious eye damage
  • H410 — Very toxic to aquatic life with long lasting effects

Customs & Trade Information

HS Code2933990090
Summary2933990090. heterocyclic compounds with nitrogen hetero-atom(s) only. 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 1,7-phenanthroline?

The CAS number of 1,7-phenanthroline is 230-46-6.

What are the molecular formula and molecular weight of 1,7-phenanthroline?

1,7-phenanthroline has molecular formula C12H8N2 and molecular weight 180.20500 g/mol.

Is 1,7-phenanthroline hazardous?

1,7-phenanthroline has GHS signal word Danger and hazard statements H301 — Toxic if swallowed; H318 — Causes serious eye damage; H410 — Very toxic to aquatic life with long lasting effects.

What are the upstream and downstream products of 1,7-phenanthroline?

For 1,7-phenanthroline, Upstream Products: Glycerol, m-Phenylenediamine, 5-Aminoquinoline; Downstream Products: 2,3-Pyridinedicarboxylic 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. "1,7-phenanthroline (CAS 230-46-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-976975-9 (accessed 2026-11-09).

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