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3-Chloro-6-phenylpyridazine

Also known as: (6-Chloropyridazin-3-yl)benzene, 3-Chloro-6-phenyl-1,2-diazine, 3-Phenyl-6-chloropyridazine, 6-Chloro-3-phenylpyridazine, 6-Phenyl-3-chloropyridazine, 3-Chloro-6-phenylpyridazine 97%

3-Chloro-6-phenylpyridazine (CAS 20375-65-9) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C10H7ClN2 and a molecular weight of 190.629 g/mol. Key properties include a melting point of 159-161 °C(lit.), a boiling point of 375.0±22.0 °C at 760 mmHg, a density of 1.2±0.1 g/cm3 and a flash point of 212.4±7.9 °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.
20375-65-9
Jingsj CID
J-35156-4
Molecular Formula
C10H7ClN2
Molecular Weight
190.629 g/mol
Category
Aromatic Hydrocarbons
Last updated
8/21/2026

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Physicochemical Properties

Melting Point159-161 °C(lit.)
Boiling Point375.0±22.0 °C at 760 mmHg
Density1.2±0.1 g/cm3
Flash Point212.4±7.9 °C
Exact Mass190.029770
PSA25.78000
LogP1.98
Vapor Pressure0.0±0.8 mmHg at 25°C
Refractive Index1.594

GHS Safety & Compliance

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

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 3-Chloro-6-phenylpyridazine?

The CAS number of 3-Chloro-6-phenylpyridazine is 20375-65-9.

What are the molecular formula and molecular weight of 3-Chloro-6-phenylpyridazine?

3-Chloro-6-phenylpyridazine has molecular formula C10H7ClN2 and molecular weight 190.629 g/mol.

Is 3-Chloro-6-phenylpyridazine hazardous?

3-Chloro-6-phenylpyridazine has GHS signal word Warning and hazard statements H315 — Causes skin irritation; H319 — Causes serious eye irritation; H335 — May cause respiratory irritation.

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-Chloro-6-phenylpyridazine (CAS 20375-65-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-35156-4 (accessed 2026-11-09).

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