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Hexamethylenetetramine

Hexamethylenetetramine or methenamine is a heterocyclic organic compound with the formula (CH2)6N4. This white crystalline compound is highly soluble in water and polar organic solvents. It has a cage-like structure similar to adamantane. It is useful in the synthesis of other chemical compounds, e.g., plastics, pharmaceuticals, rubber additives. It sublimes in vacuum at 280 °C.

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Further Information

Names

IUPAC name1,3,5,7-Tetraazatricyclo[3.3.1.1]decane

Other names

Hexamine; Methenamine;
Urotropine; 1,3,5,7- tetraazaadamantane, Formin, Aminoform

Identifiers

CAS Number: 100-97-0

JSmol: Interactive image

ChEBI: CHEBI:6824

ChEMBL: ChEMBL1201270

ChemSpider: 3959

ECHA InfoCard: 100.002.642

EC Number: 202-905-8

E number: (preservatives)

KEGG: D00393

MeSH: Methenamine

PubChem: 4101

UNII: J50OIX95QV

Properties

Chemical formula: CHN6124

Molar mass: 140.186 g/mol

Appearance: White crystalline solid

Density: 1.33 g/cm (at 20 °C)

Melting point: sublimes

Solubility in water: 85.3 g/100 mL

K: 4.89

Pharmacology

ATC code: WHOJ01XX05

Hazards

hazards: Highly combustible, harmful

Flash point: 250 °C (482 °F; 523 K)

Autoignition
temperature: 410 °C (770 °F; 683 K)

Except where otherwise noted, data are given for materials in their(at 25 °C [77 °F], 100 kPa).Except where otherwise noted, data are given for materials in their(at 25 °C [77 °F], 100 kPa).

Infobox references