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[1,2,4] Triazolo [4,3-a] Pyridine-3 (2H)-one

[1,2,4] Triazolo [4,3-a] Pyridine-3 (2H)-one

[1,2,4] Triazolo [4,3-a] Pyridine-3 (2H)-one

CAS Number6969-71-7
Molecular FormulaC6H5N3O
Molecular Weight135.126 g/mol
Chemical TypeHeterocyclic Pharmaceutical Intermediate
Physical StateCrystalline solid
EC Number230-191-8
Synonyms1,2,4-Triazolo[4,3-a]pyridin-3(2H)-one, 1,2,4-Triazolo(4,3-a)pyridin-3(2H)-one
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[1,2,4] Triazolo [4,3-a] Pyridine-3 (2H)-one, also known as TPO, is a white to light yellow crystalline solid valued as a key heterocyclic building block in pharmaceutical intermediate synthesis. It shows up in the manufacture of Trazodone and related triazolopyridinone-based pharmaceutical compounds, wherever a synthesis process needs this specific fused triazole-pyridine core.

Chemxcellence manufactures and supplies [1,2,4] Triazolo [4,3-a] Pyridine-3 (2H)-one, with each batch tested for purity and melting point before dispatch, since these specifications directly affect downstream reaction yield, final API purity, and regulatory compliance depending on the application. We work with pharmaceutical API manufacturers and fine chemical intermediate processors, supplying both smaller quantities for trials and bulk drum or tanker volumes for larger operations. As a manufacturer and worldwide supplier, we ship across India and to international customers, with packaging suited to keep this product stable during transit.

Manufacturing this product ourselves means we can offer direct, competitive pricing on [1,2,4] Triazolo [4,3-a] Pyridine-3 (2H)-one and adjust supply to match what a customer's synthesis process actually needs. Operating from Gujarat, we manage domestic dispatch efficiently and run an export process built to handle international orders with proper documentation.

Key Applications:

  • Key intermediate in the synthesis of Trazodone hydrochloride
  • Used in the manufacture of other triazolopyridinone-based pharmaceutical compounds
  • Building block in heterocyclic and fused-ring compound research
  • Used in custom synthesis and contract manufacturing for pharma intermediates
  • Raw material for specialty fine chemical and API manufacturing

Why Choose Chemxcellence for [1,2,4] Triazolo [4,3-a] Pyridine-3 (2H)-one:

  • In-house manufacturing with consistent batch quality
  • Purity and melting point checked on every batch
  • Export documentation (COA, MSDS) handled for every shipment
  • Competitive pricing in India for drum and bulk orders
  • Worldwide supply with reliable dispatch for domestic and export orders

For a genuine [1,2,4] Triazolo [4,3-a] Pyridine-3 (2H)-one manufacturer and worldwide supplier in India, Chemxcellence handles both trial-scale and consistent large-volume bulk supply.

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