TERMIUM Plus®
The Government of Canada’s terminology and linguistic data bank.
DIIODO-3 5 OXO-4 DIHYDRO-1 4 PYRIDINE [2 records]
Record 1 - internal organization data 2011-09-01
Record 1, English
Record 1, Subject field(s)
- Chemical Elements and Compounds
- Radiography (Medicine)
Universal entry(ies) Record 1
Record 1, Main entry term, English
- iopydone
1, record 1, English, iopydone
correct, see observation
Record 1, Abbreviations, English
Record 1, Synonyms, English
- 3,5-diiodopyridin-4(1H)-one 2, record 1, English, 3%2C5%2Ddiiodopyridin%2D4%281H%29%2Done
correct, see observation
- 3,5-diiodo-4(1H)-pyridinone 3, record 1, English, 3%2C5%2Ddiiodo%2D4%281H%29%2Dpyridinone
former designation, avoid
- 3,5-diiodo-4-pyridone 4, record 1, English, 3%2C5%2Ddiiodo%2D4%2Dpyridone
former designation, avoid
Record 1, Textual support, English
Record number: 1, Textual support number: 1 DEF
A chemical compound which has a molecular weight of 346.89 and which is used as a diagnostic aid (radiopaque medium-bronchographic). 5, record 1, English, - iopydone
Record number: 1, Textual support number: 1 OBS
iopydone: International nonproprietary name (INN) of the World Health Organization (WHO). 5, record 1, English, - iopydone
Record number: 1, Textual support number: 2 OBS
3,5-diiodopyridin-4(1H)-one: The capital letter "H" must be italicized; form recommended by the IUPAC (International Union of Pure and Applied Chemistry). 2, record 1, English, - iopydone
Record number: 1, Textual support number: 3 OBS
Chemical formula: C5H3I2NO 5, record 1, English, - iopydone
Record 1, French
Record 1, Domaine(s)
- Éléments et composés chimiques
- Radiographie (Médecine)
Entrée(s) universelle(s) Record 1
Record 1, Main entry term, French
- iopydone
1, record 1, French, iopydone
correct, see observation, feminine noun
Record 1, Abbreviations, French
Record 1, Synonyms, French
- 3,5-diiodopyridin-4(1H)-one 2, record 1, French, 3%2C5%2Ddiiodopyridin%2D4%281H%29%2Done
correct, see observation, feminine noun
- 3,5-diiodo-4(1H)-pyridinone 3, record 1, French, 3%2C5%2Ddiiodo%2D4%281H%29%2Dpyridinone
former designation, avoid, feminine noun
- diiodo-3,5 1H-pyridone-4 4, record 1, French, diiodo%2D3%2C5%201H%2Dpyridone%2D4
former designation, avoid, feminine noun
- diiodo-3,5 oxo-4 dihydro-1,4 pyridine 5, record 1, French, diiodo%2D3%2C5%20oxo%2D4%20dihydro%2D1%2C4%20pyridine
former designation, avoid, feminine noun
Record 1, Textual support, French
Record number: 1, Textual support number: 1 DEF
Composé chimique utilisé en bronchographie comme opacifiant. 6, record 1, French, - iopydone
Record number: 1, Textual support number: 1 OBS
iopydone : dénomination commune internationale (DCI) recommandée par l'Organisation mondiale de la santé (OMM). 7, record 1, French, - iopydone
Record number: 1, Textual support number: 2 OBS
3,5-diiodopyridin-4(1H)-one : La lettre majuscule «H» s'écrit en italique; forme recommandée par l'UICPA (Union internationale de chimie pure et appliquée). 2, record 1, French, - iopydone
Record number: 1, Textual support number: 3 OBS
Formule chimique : C5H3I2NO 6, record 1, French, - iopydone
Record 1, Spanish
Record 1, Campo(s) temático(s)
- Elementos y compuestos químicos
- Radiografía (Medicina)
Entrada(s) universal(es) Record 1
Record 1, Main entry term, Spanish
- iopidona
1, record 1, Spanish, iopidona
feminine noun
Record 1, Abbreviations, Spanish
Record 1, Synonyms, Spanish
- yopidona 1, record 1, Spanish, yopidona
feminine noun
Record 1, Textual support, Spanish
Record number: 1, Textual support number: 1 OBS
Fórmula química: C5H3I2NO 2, record 1, Spanish, - iopidona
Record 2 - internal organization data 2011-04-19
Record 2, English
Record 2, Subject field(s)
- Chemical Elements and Compounds
- Radiography (Medicine)
Universal entry(ies) Record 2
Record 2, Main entry term, English
- iopydol
1, record 2, English, iopydol
correct, see observation
Record 2, Abbreviations, English
Record 2, Synonyms, English
- 1-(2,3-dihydroxypropyl)-3,5-diiodopyridin-4(1H)-one 2, record 2, English, 1%2D%282%2C3%2Ddihydroxypropyl%29%2D3%2C5%2Ddiiodopyridin%2D4%281H%29%2Done
correct, see observation
- 1-(2,3-dihydroxypropyl)-3,5-diiodo-4(1H)-pyridinone 3, record 2, English, 1%2D%282%2C3%2Ddihydroxypropyl%29%2D3%2C5%2Ddiiodo%2D4%281H%29%2Dpyridinone
former designation, avoid
- 1-(2,3-dihydroxypropyl)-3,5-diiodo-4-pyridinone 4, record 2, English, 1%2D%282%2C3%2Ddihydroxypropyl%29%2D3%2C5%2Ddiiodo%2D4%2Dpyridinone
former designation, avoid
Record 2, Textual support, English
Record number: 2, Textual support number: 1 DEF
A chemical compound which has a molecular weight of 420.97 and which is used as a diagnostic aid (radiopaque medium-bronchographic). 5, record 2, English, - iopydol
Record number: 2, Textual support number: 1 OBS
iopydol: International nonproprietary name (INN) of the World Health Organization (WHO). 5, record 2, English, - iopydol
Record number: 2, Textual support number: 2 OBS
1-(2,3-dihydroxypropyl)-3,5-diiodopyridin-4(1H)-one: The capital letter "H" must be italicized; form recommended by the IUPAC (International Union of Pure and Applied Chemistry). 2, record 2, English, - iopydol
Record number: 2, Textual support number: 3 OBS
Chemical formula: C8H9I2NO3 5, record 2, English, - iopydol
Record 2, French
Record 2, Domaine(s)
- Éléments et composés chimiques
- Radiographie (Médecine)
Entrée(s) universelle(s) Record 2
Record 2, Main entry term, French
- iopydol
1, record 2, French, iopydol
correct, see observation, masculine noun
Record 2, Abbreviations, French
Record 2, Synonyms, French
- 1-(2,3-dihydroxypropyl)-3,5-diiodopyridin-4(1H)-one 2, record 2, French, 1%2D%282%2C3%2Ddihydroxypropyl%29%2D3%2C5%2Ddiiodopyridin%2D4%281H%29%2Done
correct, see observation, masculine noun
- 1-(2,3-dihydroxypropyl)-3,5-diiodo-4(1H)-pyridinone 3, record 2, French, 1%2D%282%2C3%2Ddihydroxypropyl%29%2D3%2C5%2Ddiiodo%2D4%281H%29%2Dpyridinone
former designation, avoid, feminine noun, obsolete
- (dihydroxy-2’,3’ propyl)-1 diiodo-3,5 1H-pyridone-(4) 4, record 2, French, %28dihydroxy%2D2%26rsquo%3B%2C3%26rsquo%3B%20propyl%29%2D1%20diiodo%2D3%2C5%201H%2Dpyridone%2D%284%29
former designation, avoid, feminine noun
- (dihydroxy-2, 3 propyl)-1 diiodo-3, 5 oxo-4 dihydro-1, 4 pyridine 5, record 2, French, %28dihydroxy%2D2%2C%203%20%20propyl%29%2D1%20diiodo%2D3%2C%205%20oxo%2D4%20dihydro%2D1%2C%204%20pyridine
former designation, avoid, feminine noun
Record 2, Textual support, French
Record number: 2, Textual support number: 1 DEF
Composé chimique utilisé en bronchographie comme opacifiant. 6, record 2, French, - iopydol
Record number: 2, Textual support number: 1 OBS
iopydol : Dénomination commune internationale (DCI) de l'Organisation mondiale de la santé (OMS). 7, record 2, French, - iopydol
Record number: 2, Textual support number: 2 OBS
1-(2,3-dihydroxypropyl)-3,5-diiodopyridin-4(1H)-one : La lettre majuscule «H» s'écrit en italique; forme recommandée par l'UICPA (Union internationale de chimie pure et appliquée). 2, record 2, French, - iopydol
Record number: 2, Textual support number: 3 OBS
Formule chimique : C8H9I2NO3 6, record 2, French, - iopydol
Record 2, Spanish
Record 2, Campo(s) temático(s)
- Elementos y compuestos químicos
- Radiografía (Medicina)
Entrada(s) universal(es) Record 2
Record 2, Main entry term, Spanish
- iopidol
1, record 2, Spanish, iopidol
masculine noun
Record 2, Abbreviations, Spanish
Record 2, Synonyms, Spanish
- yopidol 1, record 2, Spanish, yopidol
masculine noun
Record 2, Textual support, Spanish
Record number: 2, Textual support number: 1 OBS
Fórmula química: C8H9I2NO3 2, record 2, Spanish, - iopidol
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: