TERMIUM Plus®

From: Translation Bureau

On social media

Consult the Government of Canada’s terminology data bank.

METHYLIDYNE [1 record]

Filter results by subject field Alphabetical list of terms

Filter results by subject field

Alphabetical list of terms

Record 1 2011-02-11

English

Subject field(s)
  • Chemistry
DEF

A member of a group of compounds containing four reduced pyrrole rings joined into a macrocyclic ring by links between their [alpha] positions; three of these links are formed by a one-carbon unit(methylidyne radicals) and the other by a direct Calpha-Calpha bond. They include various B-12 vitamins, factors, and derivatives based upon the skeleton of corrin, C19 H22 N4.

OBS

The word "alpha" must be replaced by the corresponding Greek letter.

French

Domaine(s)
  • Chimie
DEF

Un des composés faisant partie de l'ensemble des produits contenant quatre noyaux pyrroles réduits qui sont reliés par leurs positions [alpha] de manière à former un macrocycle; trois de ces liaisons sont formées par une unité contenant un atome de carbone (groupes méthylidynes) et l'autre par une liaison directe C[alpha]-C[alpha]. Ils comportent divers facteurs et dérivés de la vitamine B-12 dont le squelette est fondé sur celui de la corrine, C19 H22 [N indice 4].

OBS

Le mot «alpha» doit être remplacé par la lettre grecque correspondante.

Spanish

Save record 1

Copyright notice for the TERMIUM Plus® data bank

© Public Services and Procurement Canada, 2026
TERMIUM Plus®, the Government of Canada's terminology and linguistic data bank
A product of the Translation Bureau

Display options

Change the order of display of the official languages of Canada
Option to display the non-official languages (Spanish or Portuguese)
Display definitions, contexts, etc., on records

Features

GCtranslate (available on the Government of Canada network only)

Use this artificial intelligence prototype to translate Government of Canada content up to and including Protected B. Available to employees of selected departments and agencies only.

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: