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Pentylenetetrazole

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Pentylenetetrazole molecular structure
Molecular structure

The Sigma-Aldrich catalog lists 3 grades and pack sizes of Pentylenetetrazole (CAS 54-95-5). Pick the code you need and request a quote for price and lead time from Klar Chem.

CAS54-95-5
Molecular formulaC6H10N4
Molecular weight138.17 g/mol
IUPAC name6,7,8,9-tetrahydro-5H-tetrazolo[1,5-a]azepine
SynonymsPentetrazol · Pentylenetetrazol · Metrazole · 1,5-Pentamethylenetetrazole · Cardiol · Cardiazole
Safety & Hazards (GHS) Danger
Acute toxic Acute toxic
  • H301 Toxic if swallowed
  • H315 Causes skin irritation
  • H319 Causes serious eye irritation
  • H335 May cause respiratory irritation

⚠️ For information only (source: EU CLP harmonised classification and ECHA notifications, via PubChem); not a substitute for the official Safety Data Sheet (SDS).

Catalog codes and grades

Brand Product / grade Code
Sigma PENTYLENETETRAZOLE P6500-100G
P6500-25G
P6500-50G		 Request Quote

For information only; specifications and availability are confirmed at quotation. Prices are not listed.