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pyrrole

Meaning of "pyrrole" in the English dictionary

DICTIONARY

ETYMOLOGY OF THE WORD PYRROLE

From Greek purrhos red, from pur fire +-ole1.

Etymology is the study of the origin of words and their changes in structure and significance.

PRONUNCIATION OF PYRROLE

ˈpɪrəʊl


GRAMMATICAL CATEGORY OF PYRROLE

noun
adjective
verb
adverb
pronoun
preposition
conjunction
determiner
exclamation
Pyrrole is a noun.
A noun is a type of word the meaning of which determines reality. Nouns provide the names for all things: people, objects, sensations, feelings, etc.

WHAT DOES PYRROLE MEAN IN ENGLISH?

Pyrrole

Pyrrole is a heterocyclic aromatic organic compound, a five-membered ring with the formula C4H4NH. It is a colourless volatile liquid that darkens readily upon exposure to air. Substituted derivatives are also called pyrroles, e.g., N-methylpyrrole, C4H4NCH3. Porphobilinogen, a trisubstituted pyrrole, is the biosynthetic precursor to many natural products such as heme. Pyrroles are components of more complex macrocycles, including the porphyrins of heme, the chlorins, bacteriochlorins, chlorophyll, porphyrinogens.

Definition of pyrrole in the English dictionary

The definition of pyrrole in the dictionary is a colourless insoluble toxic liquid having a five-membered ring containing one nitrogen atom, found in many naturally occurring compounds, such as chlorophyll. Formula: C4H5N Also called: azole.

WORDS THAT RHYME WITH PYRROLE

casserole · control · drole · parole · patrol · payroll · rock-and-roll · role · roll · scroll · stroll · tetrapyrrole · Tirol · troll · Tyrol

WORDS THAT BEGIN LIKE PYRROLE

pyroxenoid · pyroxylic · pyroxylin · pyroxyline · Pyrrha · pyrrhic · Pyrrhic victory · pyrrhicist · Pyrrho · Pyrrhonism · Pyrrhonist · pyrrhotine · pyrrhotite · pyrrhous · pyrrhuloxia · Pyrrhus · pyrrolic · pyrrolidine · pyruvate · pyruvic acid

WORDS THAT END LIKE PYRROLE

amitrole · banderole · barcarole · board of parole · controle · escarole · fumarole · gender role · leading role · multirole · on parole · profiterole · prole · rigamarole · rigmarole · safrole · speaking role · starring role · supporting role · title role

Synonyms and antonyms of pyrrole in the English dictionary of synonyms

SYNONYMS

Translation of «pyrrole» into 25 languages

TRANSLATOR

TRANSLATION OF PYRROLE

Find out the translation of pyrrole to 25 languages with our English multilingual translator.

The translations of pyrrole from English to other languages presented in this section have been obtained through automatic statistical translation; where the essential translation unit is the word «pyrrole» in English.
zh

Translator English - Chinese

吡咯
1,325 millions of speakers
es

Translator English - Spanish

pirrol
570 millions of speakers
en

English

pyrrole
510 millions of speakers
hi

Translator English - Hindi

pyrrole
380 millions of speakers
ar

Translator English - Arabic

بيرول
280 millions of speakers
ru

Translator English - Russian

пиррол
278 millions of speakers
pt

Translator English - Portuguese

-pirrol
270 millions of speakers
bn

Translator English - Bengali

pyrrole
260 millions of speakers
fr

Translator English - French

pyrrole
220 millions of speakers
ms

Translator English - Malay

Piror
190 millions of speakers
de

Translator English - German

Pyrrol
180 millions of speakers
ja

Translator English - Japanese

ピロール
130 millions of speakers
ko

Translator English - Korean

피롤
85 millions of speakers
jv

Translator English - Javanese

Piir
85 millions of speakers
vi

Translator English - Vietnamese

pyrrole
80 millions of speakers
ta

Translator English - Tamil

பிரோல்
75 millions of speakers
mr

Translator English - Marathi

पियरॉल
75 millions of speakers
tr

Translator English - Turkish

pirol
70 millions of speakers
it

Translator English - Italian

pirrolo
65 millions of speakers
pl

Translator English - Polish

pirolu
50 millions of speakers
uk

Translator English - Ukrainian

пірол
40 millions of speakers
ro

Translator English - Romanian

pirol
30 millions of speakers
el

Translator English - Greek

πυρρόλιο
15 millions of speakers
af

Translator English - Afrikaans

pirool
14 millions of speakers
sv

Translator English - Swedish

pyrrol
10 millions of speakers
no

Translator English - Norwegian

-pyrrol
5 millions of speakers

Trends of use of pyrrole

TRENDS

TENDENCIES OF USE OF THE TERM «PYRROLE»

Principal search tendencies and common uses of pyrrole
List of principal searches undertaken by users to access our English online dictionary and most widely used expressions with the word «pyrrole».

Examples of use in the English literature, quotes and news about pyrrole

EXAMPLES

10 ENGLISH BOOKS RELATING TO «PYRROLE»

Discover the use of pyrrole in the following bibliographical selection. Books relating to pyrrole and brief extracts from same to provide context of its use in English literature.
1
Concise Encyclopedia Chemistry
When P. reacts with potassium, or is boiled with potassium hydroxide solution, it forms potassium pyrrole, which reacts with carbon dioxide to give the potassium salt of pyrrole 2-carboxylic acid. In the cold, potassium pyrrole reacts with ...
Mary Eagleson, 1994
2
Handbook of Advanced Electronic and Photonic Materials and ...
Polypyrrole was first prepared in 1916 [524, 525] by the oxidation of pyrrole with hydrogen peroxide to give an amorphous powdery product known as "pyrrole black." Little further interest was shown in this material, however, until it was ...
Hari Singh Nalwa, 2000
3
Organic Chemistry
Furan Pyrrole Thiophene In furan and thiophene, one lone electron pair overlaps with the n system, and the other lone pair is in the plane of the ring, perpendicular to the aromatic sextet. With pyrrole, the N— H bond is in the plane of the ring ...
J. William Suggs, 2002
4
Amines: Synthesis, Properties and Applications
4.6 Pyrrole Pyrrole was first isolated by Runge in 1 834 from a distillation of coal tar, bone oil and a few other undefined protein derived fractions [ 15]. He called the unknown substance he obtained pyrrole (from the Greek word purrhos.
Stephen A. Lawrence, 2004
5
Essentials of Organic Chemistry: For Students of Pharmacy, ...
N H N H H pyrrolidine protonation on α-carbon; aromaticity destroyed, but resonance stabilization of cation H α HH N H N H H pyrrole N lone pair is part of aromatic π electron system dihydrogenphosphate hydrogenphosphate CO2H succinic ...
Paul M. Dewick, 2006
6
The Porphyrin Handbook: Synthesis and organic chemistry
H THF R OH pyrrole-carbinol Method I RBr 1. n-BuLi CHO H R OH purposes. Three routes to pyrrole-carbinols are shown in Figure 18. The reaction of the pyrrole Grignard reagent with an acid chloride gave the 2-ketopyrrole and 3- ketopyrrole ...
Karl M. Kadish, Kevin M. Smith, Roger Guilard, 2000
7
Heterocyclic Chemistry
5.1.3 Chemical Reactions Pyrrole undergoes reactions of electrophilic substitution, condensation and ring opening. It is very reactive and behaves both as an acid and a base. Its properties are somewhat similar to phenol. 1 . Protonation: The ...
Raj K. Bansal, 1999
8
Electrophilic Halogenation: Reaction Pathways Involving ...
10.2 Activated aromatic heterocyclic compounds 10.2.1 Pyrrole, furan, thiophene and their derivatives. Pyrrole (10.1) achieves considerable aromatic stability through resonance involving the lone-pairs of electrons on the hetero-atom and the ...
Peter Bernard David De la Mare, 1976
9
Heterocyclic Chemistry
(b) Starting from pyrrole, how would one prepare, cleanly, 2-bromo-pyrrole, 3bromo-pyrrole, 2-formyl-pyrrole, 3-nitro-pyrrole? (More than one step necessary in some cases.) (0) What would be the structures of the products from the following ...
John A. Joule, Keith Mills, 2013
10
Advanced Functional Molecules and Polymers
Hari Singh Nalwa. Table 6 Chemical oxidative polymerization of pyrrole and its derivatives using different oxidizing agents and solvents. Colourless leucoemeraldine Reaction XVII Table 7 The monomers and protonating. Monomer Oxidizing ...
Hari Singh Nalwa, 2001

10 NEWS ITEMS WHICH INCLUDE THE TERM «PYRROLE»

Find out what the national and international press are talking about and how the term pyrrole is used in the context of the following news items.
1
Govt may impose anti-dumping duty on Chinese, Swiss chemical
... anti-dumping duty investigation was carried on the imports of "Diketopyrrolo Pyrrole Pigment Red 254" originating in or exported from China and Switzerland. «mydigitalfc.com, Jul 15»
2
Global 1-(2,4-Difluorophenyl)-1H-pyrrole Titanium Complex Market …
This Global Report 2015 is a result of industry experts' diligent work on researching the world market of 1-(2,4-difluorophenyl)-1H-pyrrole titanium complex. «PR Newswire, Jun 15»
3
CREDIT: F. Wu
"It requires only four common chemical reagents: pyrrole, ferric chloride (FeCl3), ethanol and water -- which makes it cheap enough and enables large-scale ... «Nanotechnology News, Jun 15»
4
New 3D polypyrrole aerogel-based electromagnetic absorber can …
"It requires only four common chemical reagents: pyrrole, ferric chloride (FeCl3), ethanol and water—which makes it cheap enough and enables large-scale ... «Phys.Org, Jun 15»
5
Clinical Analysis Looks at Pyrroluria Test for Mental Disorders and …
During the study, researchers analyzed pyrrole levels in patients with schizophrenia, bipolar disorder, depression, ADHD and compared the data with the results ... «PR Newswire, May 15»
6
Selective functionalization synthesizes chemotherapeutic natural …
Dictyodendrins share a common structure, consisting of a highly substituted pyrrole core, i.e. a five-membered aromatic ring containing a nitrogen atom. Arising ... «Phys.Org, Jan 15»
7
Pfizer's Cancer Drug Patent Withstands Mylan Challenge
Pfizer sued to protect U.S. Patent Number 6,573,293, issued in June 2003 and titled “Pyrrole substituted 2-indolinone protein kinase inhibitors,” and U.S. Patent ... «Law360, Oct 14»
8
Alabama researchers make fibers conduct electricity
“[Ferric chloride] can coat surfaces or fibers such as cellulose or cotton fibers very well,” Spear said “That iron can then be used to polymerize pyrrole, so then ... «The Crimson While, Oct 14»
9
Researchers develop novel method for making electrical cellulose …
The UA researchers worked with polypyrrole, a particularly useful conductive polymer that can be difficult to bind to fibers. To turn the base chemical, pyrrole, into ... «Phys.Org, Oct 14»
10
India launches anti-dumping probe into chemical imports from China …
Diketopyrrolo Pyrrole Pigment Red 254 is a chemical primarily used in the paint industry. "DGAD said that it has found sufficient evidence of dumping from China ... «Chemicals Technology, Jul 14»
REFERENCE
« EDUCALINGO. Pyrrole [online]. Available <https://educalingo.com/en/dic-en/pyrrole>. May 2024 ».
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