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2-Hydroxyfluorene

Also known as: Fluoren-2-ol, 9H-Fluoren-2-ol, 2-Fluorenol, 2-Hydroxy-9H-fluorene, NSC 26316, NSC 31248, MFCD00010778

2-Hydroxyfluorene (CAS 2443-58-5) is a compound in the Organic Compounds category listed in the Jingsj chemical database. It has the molecular formula C13H10O and a molecular weight of 182.218 g/mol. Key properties include a melting point of 167-169ºC(lit.), a boiling point of 372.1±21.0 °C at 760 mmHg, a density of 1.2±0.1 g/cm3 and a flash point of 182.0±13.9 °C. It is classified under GHS with signal word Warning and hazard statements H315 — Causes skin irritation, 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.
2443-58-5
Jingsj CID
J-1361693-8
Molecular Formula
C13H10O
Molecular Weight
182.218 g/mol
Category
Organic Compounds
Last updated
8/21/2026
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Physicochemical Properties

Melting Point167-169ºC(lit.)
Boiling Point372.1±21.0 °C at 760 mmHg
Density1.2±0.1 g/cm3
Flash Point182.0±13.9 °C
Exact Mass182.073166
PSA20.23000
LogP3.43
Vapor Pressure0.0±0.9 mmHg at 25°C
Refractive Index1.683

GHS Safety & Compliance

IrritantSignal word: Warning
  • H315 — Causes skin irritation
  • H319 — Causes serious eye irritation
  • H335 — May cause respiratory irritation

Frequently Asked Questions

What is the CAS number of 2-Hydroxyfluorene?

The CAS number of 2-Hydroxyfluorene is 2443-58-5.

What are the molecular formula and molecular weight of 2-Hydroxyfluorene?

2-Hydroxyfluorene has molecular formula C13H10O and molecular weight 182.218 g/mol.

Is 2-Hydroxyfluorene hazardous?

2-Hydroxyfluorene has GHS signal word Warning and hazard statements H315 — Causes skin irritation; H319 — Causes serious eye irritation; H335 — May cause respiratory irritation.

What are the upstream and downstream products of 2-Hydroxyfluorene?

For 2-Hydroxyfluorene, Upstream Products: 2-Hydroxy-9H-fluoren-9-one, 2-Aminofluorene, 2-Bromofluorene; Downstream Products: 2-Hydroxy-9H-fluoren-9-one.

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-Hydroxyfluorene (CAS 2443-58-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1361693-8 (accessed 2026-11-09).

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