TERMIUM Plus®

The Government of Canada’s terminology and linguistic data bank.

SULFURIC ANHYDRIDE [5 records]

Record 1 2013-08-28

English

Subject field(s)
  • Chemical Elements and Compounds
  • Cheese and Dairy Products
Universal entry(ies)
C3H6O3
formula, see observation
CH3CH2OCOOH
formula, see observation
50-21-5
CAS number
DEF

A chemical compound which appears under the form of a colorless or yellowish, syrupy, odorless, hygroscopic liquid, is miscible with water, alcohol, glycerol and furfural, insoluble in chloroform, petroleum ether and carbon disulfide, is partially converted to lactic anhydride when concentrated above 50%, has one asymmetric carbon and two enantiomorphic isomers, is derived by fermenting starch, milk whey, molasses, potatoes, etc. and neutralizing the acid as soon as formed with calcium or zinc carbonate, after which the solution of lactates is concentrated and decomposed with sulfuric acid, also synthetically by hydrolysis of lactonitrile, and is used in cultured dairy products, as an acidulant, in chemicals(salts, plasticizers, adhesives, pharmaceuticals), as a mordant in dyeing wool, as a general-purpose food additive and in the manufacture of lactates.

OBS

alpha-hydroxypropionic acid: obsolete form; the word "alpha" must be replaced by the corresponding Greek letter or italicized.

OBS

2-hydroxypropanoic acid: form recommended by the IUPAC (International Union of Pure and Applied Chemistry).

OBS

Chemical formula: C3H6O3 or CH3CH2OCOOH

Key term(s)
  • a-hydroxypropionic acid

French

Domaine(s)
  • Éléments et composés chimiques
  • Laiterie, beurrerie et fromagerie
Entrée(s) universelle(s)
C3H6O3
formula, see observation
CH3CH2OCOOH
formula, see observation
50-21-5
CAS number
DEF

Produit de la fermentation du lactose par les bactéries spécifiques du lait se présentant sous la forme d'un liquide sirupeux, incolore ou jaunâtre, inodore, hygroscopique, utilisé dans l'industrie laitière et comme additif alimentaire, dans les plastiques, les adhésifs, en teinturerie et dans l'élaboration de lactates.

OBS

acide 2-hydroxypropanoïque : forme recommandée par l'UICPA (Union internationale de chimie pure et appliquée).

OBS

acide alpha-hydroxypropionique : forme vieillie; le mot «alpha» doit être remplacé par la lettre grecque correspondante ou écrite en italique.

OBS

Formule chimique : C3H6O3 ou CH3CH2OCOOH

Key term(s)
  • acide a-hydroxypropionique

Spanish

Campo(s) temático(s)
  • Elementos y compuestos químicos
  • Productos lácteos
Entrada(s) universal(es)
C3H6O3
formula, see observation
CH3CH2OCOOH
formula, see observation
50-21-5
CAS number
OBS

Líquido incoloro o amarillento, inodoro e higroscópico; miscible con agua, alcohol y glicerina; soluble en éter; insoluble en cloroformo, éter de petróleo y disulfuro de carbono. Moderadamente tóxico por ingestión; irritante.

OBS

Fórmula química : C3H6O3 o CH3CH2OCOOH

Save record 1

Record 2 2011-08-22

English

Subject field(s)
  • Chemical Elements and Compounds
  • Plastic Materials
Universal entry(ies)
C6H4(COOC5H11)2
formula, see observation
131-18-0
CAS number
DEF

A chemical product which appears under the form of a colorless or nearly odorless, oily liquid, which is derived by the esterification of phthalic anhydride with amyl alcohol in the presence of approximately 1% concentrated sulfuric acid as catalyst, and which is used as a plasticizer.

OBS

diamyl phthalate: A commercial and obsolete name.

OBS

Chemical formula: C6H4(COOC5H11)2

French

Domaine(s)
  • Éléments et composés chimiques
  • Matières plastiques
Entrée(s) universelle(s)
C6H4(COOC5H11)2
formula, see observation
131-18-0
CAS number
OBS

phtalate de diamyle : Nom commercial vieilli.

OBS

Formule chimique : C6H4(COOC5H11)2

Spanish

Campo(s) temático(s)
  • Elementos y compuestos químicos
  • Materiales plásticos
Entrada(s) universal(es)
C6H4(COOC5H11)2
formula, see observation
131-18-0
CAS number
OBS

Fórmula química: C6H4(COOC5H11)2

Save record 2

Record 3 2011-07-05

English

Subject field(s)
  • Chemical Elements and Compounds
  • Food Additives
  • Perfume and Cosmetics Industry
Universal entry(ies)
C12H20O2
formula, see observation
C10H17C2H3O2
formula, see observation
115-95-7
CAS number
DEF

A clear, colorless, oily liquid, with an odor of bergamot, soluble in alcohol, ether, diethyl phthalate, benzyl benzoate, mineral oil, fixed oils and alcohol, slightly soluble in propylene glycol, insoluble in water, glycerol, derived by the action of acetic anhydride on linalool in presence of sulfuric acid or obtained from bergamot and other oils, used in perfumery, as a flavoring agent, and as a substitute for petitgrain oil.

OBS

Linalyl acetate [is a] synthetic flavoring that occurs naturally in basil, jasmine oil, lavandin oil, lavender oil, lemon oil [and that is] used in blueberry, chocolate, lemon, lime, orange, cola, grape, peach, cardamom ... and meat flavorings for beverages, ice cream, ices, candy, baked goods, gelatin desserts, meats ...

OBS

Chemical formula: C12H20O2 or C10H17C2H3O2

French

Domaine(s)
  • Éléments et composés chimiques
  • Additifs alimentaires
  • Parfumerie
Entrée(s) universelle(s)
C12H20O2
formula, see observation
C10H17C2H3O2
formula, see observation
115-95-7
CAS number
DEF

Ester acétique du linalol se présentant sous la forme d'un liquide incolore, à odeur de bergamote, soluble dans l'alcool, l'éther, les huiles, insoluble dans l'eau, utilisé en parfumerie, en savonnerie et comme additif alimentaire.

OBS

Formule chimique : C12H20O2 ou C10H17C2H3O2

Spanish

Campo(s) temático(s)
  • Elementos y compuestos químicos
  • Aditivos alimentarios
  • Industria del perfume y cosméticos
Entrada(s) universal(es)
C12H20O2
formula, see observation
C10H17C2H3O2
formula, see observation
115-95-7
CAS number
OBS

Fórmula química: C12H20O2 o C10H17C2H3O2

Save record 3

Record 4 2011-01-20

English

Subject field(s)
  • Chemical Elements and Compounds
Universal entry(ies)
SO3
formula, see observation
7446-11-9
CAS number
DEF

A toxic, irritating liquid in three forms [alpha, beta and gamma], with respective melting points of [62, 33 and 17 degrees Celsius].

OBS

Chemical formula: SO3

French

Domaine(s)
  • Éléments et composés chimiques
Entrée(s) universelle(s)
SO3
formula, see observation
7446-11-9
CAS number
DEF

Composé acide à l'état liquide et corrosif quand il est produit à la température ambiante.

CONT

Composés oxygénés [du soufre]. Ils sont nombreux : les principaux composés binaires sont l'anhydride sulfureux SO2 et l'anhydride sulfurique SO3, qui donnent, en solution, respectivement les acides sulfureux H2SO3 et sulfurique H2SO4.

OBS

Le Sulfan est la marque déposée d'un produit qui contient de l'anhydride sulfurique stabilisé utilisé pour la sulfuration.

OBS

Formule chimique : SO3

Spanish

Campo(s) temático(s)
  • Elementos y compuestos químicos
Entrada(s) universal(es)
SO3
formula, see observation
7446-11-9
CAS number
OBS

Fórmula química: SO3

Save record 4

Record 5 2001-08-08

English

Subject field(s)
  • Chemical Engineering
  • Brewing and Malting
CONT

Oxidation catalysts are another category. Platinum and oxides of transition metals of variable valence, such as vandium oxides, may be used in the contact process for sulfuric acid... Vanadium oxides are also employed for such oxidations as that of naphthalene to phthalic anhydride...

French

Domaine(s)
  • Génie chimique
  • Brasserie et malterie
CONT

[...] la recherche de techniques permettant d'acquérir [...] des informations sur l'état instantané de la bière et sur les réserves en constituants du trouble potentiel qu'elle contient : (protéines, polyphénols, catalyseurs d'oxydation).

Spanish

Campo(s) temático(s)
  • Ingenieria química
  • Fabricación de cerveza y malta
Save record 5

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