Molecular Formula (CH2)6N4
 Chemical structure
 Synonym Hexamethylenetetramine; Methenamine; Urotropine; 1,3,5,7-tetraazaadamantane; Formin; Aminoform
 CAS No 100-97-0
 EINECS No 202-905-8
 INCI name 1, 3, 5, 7-Tetraazatricyclo[,7]decane


Chemical and Physical Properties

Appearance White crystalline
Odour Amine
Density (g/cm3,20℃, water =1) 1.331
PH (1% soln/water) Not available
Melting Point (oC) 280 (sublime)
Boiling Point (oC) Not available
Auto-Ignition Temperature (oC) 410
Flash Points (oC) Closed cup: 250
Vapor Pressure (mm of Hg @ 25oC) 0.019
Vapor Density(Air =1) 4.9
Solubility Soluble in water


Commercial form

Item Index
( Stabilized Grade)
(Non-Stabilized Grade)
Appearance White Solid
Purity ( wt% min) 99.3 99.0
Moisture ( wt% max) 0.5 0.5
Ash  (wt% max) 0.03 0.05
Heavy Metal ( inPb, As, wt% max) 0.001 0.001
Chloride ( in Cl, wt% max) 0.015 0.015
Sulphate (in SO4, wt% max) 0.02 0.02
Ammonium (in NH4, wt% max) 0.001 0.001


Packing Bag




Keep away from oxidisers, heat and flames. Store in tightly closed original container in a dry and cool place.Keep containers tightly closed and sealed until ready for use. Containers that have been opened must be carefully released and kept upright to prevent leakage. Do not store in unlabeled containers.



1, As the vulcanization accelerator in Rubber
2, As the shrink-proof agent in textile
3, In the photographic industry
4, In the production of explosives such as RDX and Hexanite
5, As a corrosion inhibitor
6, As a protein modifier
7, As a reagent in chemical analysis
8, As a curing agent for phenolic resins
9, As a disinfectant for urinary system



  • UN No.: 1328
  • 4.1
  • PG: III


  • COA-of-Hexamine-(Non-Stabilized Grade):
  • COA-of-Hexamine-(Stabilized Grade):
  • Hexamine-MSDS0716

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