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446947 Sigma-Aldrich

1-Propargyl-1H-benzotriazole

96%

Synonym: 1-(2-Propynyl)-1H-benzotriazole

  • CAS Number 142321-23-1

  • Empirical Formula (Hill Notation) C9H7N3

  • Molecular Weight 157.17

  •  MDL number MFCD00274645

  •  PubChem Substance ID 24868308

  •  NACRES NA.22

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Properties

Related Categories C-C Bond Formation, Chemical Synthesis, Other Synthetic Reagents for C-C Bond Formation, Synthetic Reagents
assay   96%
mp   52-56 °C (lit.)
SMILES string   C#CCn1nnc2ccccc12
InChI   1S/C9H7N3/c1-2-7-12-9-6-4-3-5-8(9)10-11-12/h1,3-6H,7H2
InChI key   HGIJKQXOOIWWGO-UHFFFAOYSA-N

Description

Application

Reactant for:
• Preparation of clarithromycin analogs via click chemistry as antibacterial agents
• Sonogashira coupling
• Bronsted superacid-catalyzed reactions
• Hydroboration and hydrostannylation reactions

Packaging

1 g in glass bottle

Safety & Documentation

Safety Information

Symbol 
GHS07  GHS07
Signal word 
Warning
Hazard statements 
Precautionary statements 
Personal Protective Equipment 
RIDADR 
NONH for all modes of transport
WGK Germany 
3

Documents

Certificate of Analysis (COA)

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Protocols & Articles

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