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CS-W001157 4
Total: USD 88.00

3-Chloropyridazine-4-carbonitrile

  • CAS No. 1445-56-3

  • Cat. No. CS-W003747
  • Purity≥95%
  • MDL No.MFCD11040160

*For research and further manufacturing use only, not for direct human use.

3-Chloropyridazine-4-carbonitrile|CS-W003747

Structure of 1445-56-3

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General Information

  • CAS No. 1445-56-3
  • Cat. No. CS-W003747
  • Purity ≥95%
  • MDL No. MFCD11040160
  • Storage -20°C, sealed storage, away from moisture
  • Shipping Room temperature in continental US; may vary elsewhere.
  • Molecular Formula C₅H₂ClN₃
  • Molecular Weight 139.54
  • Synonym(s) 3-Chlor-4-cyano-pyridazin
  • SMILES ClC1=NN=CC=C1C#N

Description

3-Chloropyridazine-4-carbonitrile features a dual functional group architecture with a chlorine atom at the 3-position and a nitrile group at the 4-position, enabling selective coupling reactions. This electron-deficient heterocycle integrates readily into pharmaceutical intermediates and agrochemical scaffolds under standard conditions.

Application

3-Chloropyridazine-4-carbonitrile serves as a versatile building block in medicinal chemistry, enabling direct functionalization at the 3-position via nucleophilic substitution. Its dual electron-withdrawing groups—chlorine and nitrile—enhance reactivity in cross-coupling and amination reactions, facilitating access to substituted pyridazinones and heterocyclic scaffolds common in agrochemicals and pharmaceuticals. The compound exhibits good bench stability and is amenable to purification by recrystallization or flash chromatography.

Safety Information

Download SDS
GHS Pictogram :
GHS No : GHS07
Signal Word : Warning
UN#: N/A
Class : N/A
Packing Group : N/A
Hazard Statements : H302-H315-H319-H335
Precautionary Statements : P261-P264-P270-P271-P280-P302+P352-P304+P340-P305+P351+P338-P330-P362+P364-P403+P233-P405-P501

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Computational Chemistry Data

  • TPSA   49.57
  • LogP   1.00168
  • H_Acceptors   3
  • H_Donors   0
  • Rotatable_Bonds   0

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