TERMIUM Plus®
The Government of Canada’s terminology and linguistic data bank.
C5H9NO [2 records]
Record 1 - internal organization data 2011-03-10
Record 1, English
Record 1, Subject field(s)
- Chemical Elements and Compounds
Universal entry(ies) Record 1
Record 1, Main entry term, English
- 2-methylpropyl isocyanate
1, record 1, English, 2%2Dmethylpropyl%20isocyanate
correct
Record 1, Abbreviations, English
Record 1, Synonyms, English
- isobutyl isocyanate 2, record 1, English, isobutyl%20isocyanate
correct
- 1-isocyanato-2-methylpropane 1, record 1, English, 1%2Disocyanato%2D2%2Dmethylpropane
correct
Record 1, Textual support, English
Record number: 1, Textual support number: 1 OBS
Chemical formula: C5H9NO 3, record 1, English, - 2%2Dmethylpropyl%20isocyanate
Record 1, French
Record 1, Domaine(s)
- Éléments et composés chimiques
Entrée(s) universelle(s) Record 1
Record 1, Main entry term, French
- isocyanate de 2-méthylpropyle
1, record 1, French, isocyanate%20de%202%2Dm%C3%A9thylpropyle
correct, see observation, masculine noun
Record 1, Abbreviations, French
Record 1, Synonyms, French
- isocyanate d'isobutyle 2, record 1, French, isocyanate%20d%27isobutyle
correct, masculine noun
- 1-isocyanato-2-méthylpropane 1, record 1, French, 1%2Disocyanato%2D2%2Dm%C3%A9thylpropane
correct, masculine noun
Record 1, Textual support, French
Record number: 1, Textual support number: 1 OBS
Formule chimique : C5H9NO 3, record 1, French, - isocyanate%20de%202%2Dm%C3%A9thylpropyle
Record 1, Spanish
Record 1, Textual support, Spanish
Record 2 - internal organization data 2011-03-07
Record 2, English
Record 2, Subject field(s)
- Chemical Elements and Compounds
Universal entry(ies) Record 2
Record 2, Main entry term, English
- 1-isocyanatobutane
1, record 2, English, 1%2Disocyanatobutane
correct, see observation
Record 2, Abbreviations, English
Record 2, Synonyms, English
- butyl isocyanate 2, record 2, English, butyl%20isocyanate
correct, see observation
- BIC 3, record 2, English, BIC
see observation
- BIC 3, record 2, English, BIC
- isocyanic acid butyl ester 3, record 2, English, isocyanic%20acid%20butyl%20ester
correct
- n-butyl isocyanate 4, record 2, English, n%2Dbutyl%20isocyanate
correct, see observation
- normal butyl isocyanate 1, record 2, English, normal%20butyl%20isocyanate
correct
Record 2, Textual support, English
Record number: 2, Textual support number: 1 OBS
1-isocyanatobutane: form recommended by the IUPAC (International Union of Pure and Applied Chemistry) for the systematic name corresponding to the CAS number indicated on the present record. 1, record 2, English, - 1%2Disocyanatobutane
Record number: 2, Textual support number: 2 OBS
BIC: This might be an in-house or a non-recognized abbreviation; not to be used alone, to avoid any risk of confusion. 1, record 2, English, - 1%2Disocyanatobutane
Record number: 2, Textual support number: 3 OBS
n-: This abbreviation (of "normal") must be italicized. 1, record 2, English, - 1%2Disocyanatobutane
Record number: 2, Textual support number: 4 OBS
Chemical formula: C5H9NO 5, record 2, English, - 1%2Disocyanatobutane
Record 2, French
Record 2, Domaine(s)
- Éléments et composés chimiques
Entrée(s) universelle(s) Record 2
Record 2, Main entry term, French
- 1-isocyanatobutane
1, record 2, French, 1%2Disocyanatobutane
correct, see observation, masculine noun
Record 2, Abbreviations, French
Record 2, Synonyms, French
- isocyanate de butyle 2, record 2, French, isocyanate%20de%20butyle
correct, see observation, masculine noun
- ester butylique de l'acide isocyanique 3, record 2, French, ester%20butylique%20de%20l%27acide%20isocyanique
correct, masculine noun
- isocyanate de n-butyle 4, record 2, French, isocyanate%20de%20n%2Dbutyle
correct, see observation, masculine noun
- isocyanate de butyle normal 5, record 2, French, isocyanate%20de%20butyle%20normal
correct, masculine noun
Record 2, Textual support, French
Record number: 2, Textual support number: 1 OBS
1-isocyanatobutane : forme recommandée par l'UICPA (Union internationale de chimie pure et appliquée) pour le nom systématique correspondant au numéro CAS indiqué sur la présente fiche. 3, record 2, French, - 1%2Disocyanatobutane
Record number: 2, Textual support number: 2 OBS
n- : Cette abréviation (de «normal») s'écrit en italique. 3, record 2, French, - 1%2Disocyanatobutane
Record number: 2, Textual support number: 3 OBS
Formule chimique : C5H9NO 6, record 2, French, - 1%2Disocyanatobutane
Record 2, Spanish
Record 2, Textual support, Spanish
Copyright notice for the TERMIUM Plus® data bank
© Public Services and Procurement Canada, 2025
TERMIUM Plus®, the Government of Canada's terminology and linguistic data bank
A product of the Translation Bureau
Features
Language Portal of Canada

Access a collection of Canadian resources on all aspects of English and French, including quizzes.
Writing tools

The Language Portal’s writing tools have a new look! Easy to consult, they give you access to a wealth of information that will help you write better in English and French.
Glossaries and vocabularies

Access Translation Bureau glossaries and vocabularies.
- Date Modified: