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HETEROCYCLE [4 records]

Record 1 2011-08-23

English

Subject field(s)
  • Chemical Elements and Compounds
  • Food Additives
  • Medication
Universal entry(ies)
C6H12N4
formula, see observation
(CH2)6N4
formula, see observation
100-97-0
CAS number
DEF

A chemical compound which has a heterocyclic fused ring structure, appears under the form of a white crystalline powder or of colorless, lustrous crystals, is practically odorless, is soluble in water, alcohol, and chloroform, is insoluble in ether, is derived by the action of ammonia on formaldehyde, and is used for the curing of phenolformaldehyde and resorcinolformaldehyde resins, in rubber-to-textile adhesives, as a protein modifier, in organic synthesis, in pharmaceuticals, as a corrosion inhibitor, in shrink-proofing textiles and as an antibacterial.

OBS

1,3,5,7-tetraazatricyclo[3.3.1.13,7]decane: form recommended by the IUPAC (International Union of Pure and Applied Chemistry).

OBS

methenamine: incorrect form.

OBS

Also known under a large number of commercial designations, such as: aceto HMT; ammoform; cystamin; formamine; formin; hexaform; methamin; preparation AF; resotropin; UN 1328; uritone; urotropin.

OBS

Chemical formula: C6H12N4 or (CH2)6N4

French

Domaine(s)
  • Éléments et composés chimiques
  • Additifs alimentaires
  • Médicaments
Entrée(s) universelle(s)
C6H12N4
formula, see observation
(CH2)6N4
formula, see observation
100-97-0
CAS number
DEF

Composé hétérocyclique formé dans l'action directe du formol sur l'ammoniac que l'on utilise comme réactif analytique (silice), comme agent de synthèse, et comme médicament antiseptique, microbicide et régulateur de l'excrétion urinaire.

OBS

L'hexaméthylènetétramine est autorisée, en France, uniquement pour le caviar et les succédanés de caviar [...]. En République fédérale allemande, on l'utilise couramment pour les marinades de poisson non soumises à une stérilisation ou pasteurisation, du type «rollmops», par exemple [...]

OBS

1,3,5,7-tétraazatricyclo[3.3.1.13,7]décane : forme recommandée par l'UICPA (Union internationale de chimie pure et appliquée).

OBS

méthènamine : forme incorrecte.

OBS

Formule chimique : C6H12N4 ou (CH2)6N4

Spanish

Campo(s) temático(s)
  • Elementos y compuestos químicos
  • Aditivos alimentarios
  • Medicamentos
Entrada(s) universal(es)
C6H12N4
formula, see observation
(CH2)6N4
formula, see observation
100-97-0
CAS number
OBS

Fórmula química: C6H12N4 o (CH2)6N4

OBS

Sólido cristalino, inodoro. Soluble en agua, alcohol y cloroformo. Insoluble en éter. Inflamable.

Save record 1

Record 2 2003-11-17

English

Subject field(s)
  • Chemical Elements and Compounds
DEF

Compound in which the ring structure is a combination of more than one kind of atom; for example pyridine, C5H5N.

French

Domaine(s)
  • Éléments et composés chimiques
DEF

Chaîne fermée d'un composé organique cyclique, comportant un ou plusieurs hétéroatomes.

CONT

Le furanne, la pyridine sont des composés hétérocycliques.

Spanish

Campo(s) temático(s)
  • Elementos y compuestos químicos
DEF

Compuesto cíclico del carbono formado además por otros átomos.

Save record 2

Record 3 2002-09-17

English

Subject field(s)
  • Chemical Elements and Compounds

French

Domaine(s)
  • Éléments et composés chimiques

Spanish

Campo(s) temático(s)
  • Elementos y compuestos químicos
Save record 3

Record 4 2001-06-07

English

Subject field(s)
  • Chemical Elements and Compounds
CONT

The course will end with a look at the chemistry of amines, aromatic heterocycles and pericyclic reactions with an emphasis on how these areas of organic chemistry feature patterns of structures and reactivity that were initially seen in the previous sections.

OBS

heterocyclic compounds: Cyclic compounds having as ring members atoms of at least two different elements, e.g. quinoline,1,2-thiazole, bicyclo[3.3.1]tetrasiloxane.

French

Domaine(s)
  • Éléments et composés chimiques
DEF

Produit organique naturel (la nicotine, la quinine, etc.) dont la structure moléculaire fait apparaître un ou plusieurs cycles riches en électrons et contenant des atomes autres que le carbone.

Spanish

Save record 4

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