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CS-W001157 4
Total: USD 88.00

4-Amino-3-chloropyridine

  • CAS No. 19798-77-7

  • Cat. No. CS-W013456
  • Molecule weight128.56
  • Purity≥97%
  • MDL No.MFCD03984473

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

4-Amino-3-chloropyridine|CS-W013456

Structure of 19798-77-7

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General Information

  • CAS No. 19798-77-7
  • Cat. No. CS-W013456
  • Purity ≥97%
  • MDL No. MFCD03984473
  • Storage 4°C, protect from light
  • Shipping Room temperature in continental US; may vary elsewhere.
  • Molecular Formula C₅H₅ClN₂
  • Molecular Weight 128.56
  • Synonym(s) IFLAB-BB F2124-0425
  • SMILES ClC1=C(N)C=CN=C1

Description

4-Amino-3-chloropyridine serves as a key heterocyclic scaffold in medicinal chemistry, integrating an electron-rich amino group with a reactive chloro substituent. This combination enables direct functionalization via nucleophilic substitution or metal-catalyzed coupling, facilitating rapid access to diverse pyridine-based architectures for drug discovery and agrochemical development under standard conditions.

Application

4-Amino-3-chloropyridine serves as a versatile building block in medicinal chemistry and agrochemical synthesis, enabling efficient construction of heterocyclic scaffolds via palladium-catalyzed cross-coupling reactions. The ortho-chloro group facilitates selective functionalization, while the amino moiety offers direct derivatization potential through acylation, alkylation, or diazotization. Its bench-stable nature and compatibility with diverse reaction conditions make it a practical choice for multi-step syntheses and API development.

Synthesis

  • Route1
    • null|null
      504-24-5
    • ~36%
    • In-stock
      4-Amino-3-chloropyridine|CS-W013456
      19798-77-7

    References

    • Cook, David C.; Jones, Ronald H.; Kabir, Humayun; Lythgoe, David J.; McFarlane, Ian M.; Pemberton, Clive; Thatcher, Alan A.; Thompson, David M.; Walton, John B. Organic Process Research and Development, 1998 , vol. 2, # 3 p. 157 - 168
  • Route2
    • null|null
      78-95-5
    • 3-Methyl-5-nitropyrimidin-4(3H)-one|CS-1158406
      17758-33-7
    • ~16%
    • In-stock
      4-Amino-3-chloropyridine|CS-W013456
      19798-77-7

    References

    • Nishiwaki, Nagatoshi; Azuma, Mayumi; Tamura, Mina; Hori, Kazushige; Tohda, Yasuo; Ariga, Masahiro Chemical Communications, 2002 , # 18 p. 2170 - 2171
  • Route3
    • null|null
      13194-60-0
    • ~96%
    • In-stock
      4-Amino-3-chloropyridine|CS-W013456
      19798-77-7

    References

    • Malinowski, Marek Bulletin des Societes Chimiques Belges, 1988 , vol. 97, # 1 p. 51 - 54

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

Quality Control

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Computational Chemistry Data

  • TPSA   38.91
  • LogP   1.3172
  • H_Acceptors   2
  • H_Donors   1
  • Rotatable_Bonds   0

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