Cyclopentadiene

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Cyclopentadiene

Quality:

Cyclopentadiene - chemical compound. Article “Cyclopentadiene” in Simple English Wikipedia has 19.5 points for quality (as of July 1, 2025). The article contains 2 references and 2 sections.

This article has the best quality in English Wikipedia. Also, this article is the most popular in that (Simple English) language version.

Since the creation of article “Cyclopentadiene”, its content was written by 1 registered users of Simple English Wikipedia and edited by 386 registered Wikipedia users in all languages.

The article is cited 1 times in Simple English Wikipedia and cited 1499 times in all languages.

The highest Authors Interest rank from 2001:

  • Local (Simple English): #4313 in April 2025
  • Global: #9126 in November 2003

The highest popularity rank from 2008:

  • Local (Simple English): #187512 in May 2025
  • Global: #97014 in February 2009

There are 26 language versions for this article in the WikiRank database (of the considered 55 Wikipedia language editions).

The quality and popularity assessment was based on Wikipédia dumps from July 1, 2025 (including revision history and pageviews for previous years).

The table below shows the language versions of the article with the highest quality.

Languages with the highest quality

#LanguageQuality gradeQuality score
1English (en)
Cyclopentadiene
61.8108
2Chinese (zh)
环戊二烯
59.2636
3Hungarian (hu)
Ciklopentadién
51.0225
4German (de)
Cyclopentadien
40.4515
5Serbo-Croatian (sh)
Ciklopentadien
37.7182
6Finnish (fi)
Syklopentadieeni
32.6001
7Polish (pl)
Cyklopentadien
31.6421
8Arabic (ar)
حلقي البنتاديين
29.9787
9Serbian (sr)
Ciklopentadien
29.0989
10French (fr)
Cyclopentadiène
28.7699
More...

The following table shows the most popular language versions of the article.

Most popular in all the time

The most popular language versions of the article "Cyclopentadiene" in all the time
#LanguagePopularity awardRelative popularity
1English (en)
Cyclopentadiene
863 842
2German (de)
Cyclopentadien
377 584
3Japanese (ja)
シクロペンタジエン
248 568
4Chinese (zh)
环戊二烯
76 018
5Russian (ru)
Циклопентадиен
68 373
6Italian (it)
Ciclopentadiene
67 716
7Spanish (es)
Ciclopentadieno
48 133
8French (fr)
Cyclopentadiène
42 498
9Polish (pl)
Cyklopentadien
37 510
10Portuguese (pt)
Ciclopentadieno
24 676
More...

The following table shows the language versions of the article with the highest popularity in the last month.

Most popular in June 2025

The most popular language versions of the article "Cyclopentadiene" in June 2025
#LanguagePopularity awardRelative popularity
1English (en)
Cyclopentadiene
1 753
2Japanese (ja)
シクロペンタジエン
834
3German (de)
Cyclopentadien
814
4Chinese (zh)
环戊二烯
390
5Russian (ru)
Циклопентадиен
292
6Italian (it)
Ciclopentadiene
131
7Spanish (es)
Ciclopentadieno
130
8French (fr)
Cyclopentadiène
80
9Polish (pl)
Cyklopentadien
64
10Czech (cs)
Cyklopentadien
51
More...

The following table shows the language versions of the article with the highest Authors’ Interest.

The highest AI

Language versions of the article "Cyclopentadiene" with the highest Authors Interest (number of authors). Only registered Wikipedia users were taken into account.
#LanguageAI awardRelative AI
1English (en)
Cyclopentadiene
88
2German (de)
Cyclopentadien
68
3Dutch (nl)
Cyclopentadieen
34
4Italian (it)
Ciclopentadiene
30
5French (fr)
Cyclopentadiène
29
6Japanese (ja)
シクロペンタジエン
24
7Chinese (zh)
环戊二烯
22
8Polish (pl)
Cyklopentadien
14
9Swedish (sv)
Cyklopentadien
11
10Czech (cs)
Cyklopentadien
8
More...

The following table shows the language versions of the article with the highest Authors’ Interest in the last month.

The highest AI in June 2025

Language versions of the article "Cyclopentadiene" with the highest AI in June 2025
#LanguageAI awardRelative AI
1English (en)
Cyclopentadiene
4
2Hungarian (hu)
Ciklopentadién
1
3Arabic (ar)
حلقي البنتاديين
0
4Catalan (ca)
Ciclopentadiè
0
5Czech (cs)
Cyklopentadien
0
6German (de)
Cyclopentadien
0
7Esperanto (eo)
Ciklopentadueno
0
8Spanish (es)
Ciclopentadieno
0
9Estonian (et)
Tsüklopentadieen
0
10Basque (eu)
Ziklopentadieno
0
More...

The following table shows the language versions of the article with the highest number of citations.

The highest CI

Language versions of the article "Cyclopentadiene" with the highest Citation Index (CI)
#LanguageCI awardRelative CI
1Chinese (zh)
环戊二烯
286
2English (en)
Cyclopentadiene
204
3Russian (ru)
Циклопентадиен
166
4German (de)
Cyclopentadien
143
5French (fr)
Cyclopentadiène
86
6Dutch (nl)
Cyclopentadieen
79
7Japanese (ja)
シクロペンタジエン
68
8Czech (cs)
Cyklopentadien
59
9Italian (it)
Ciclopentadiene
56
10Arabic (ar)
حلقي البنتاديين
47
More...

Scores

Estimated value for Wikipedia:
Simple English:
Global:
Popularity in June 2025:
Simple English:
Global:
Popularity in all years:
Simple English:
Global:
Authors in June 2025:
Simple English:
Global:
Registered authors in all years:
Simple English:
Global:
Citations:
Simple English:
Global:

Quality measures

Interwikis

#LanguageValue
arArabic
حلقي البنتاديين
caCatalan
Ciclopentadiè
csCzech
Cyklopentadien
deGerman
Cyclopentadien
enEnglish
Cyclopentadiene
eoEsperanto
Ciklopentadueno
esSpanish
Ciclopentadieno
etEstonian
Tsüklopentadieen
euBasque
Ziklopentadieno
faPersian
سیکلوپنتادی‌ان
fiFinnish
Syklopentadieeni
frFrench
Cyclopentadiène
huHungarian
Ciklopentadién
itItalian
Ciclopentadiene
jaJapanese
シクロペンタジエン
nlDutch
Cyclopentadieen
plPolish
Cyklopentadien
ptPortuguese
Ciclopentadieno
roRomanian
Ciclopentadienă
ruRussian
Циклопентадиен
shSerbo-Croatian
Ciklopentadien
simpleSimple English
Cyclopentadiene
srSerbian
Ciklopentadien
svSwedish
Cyklopentadien
urUrdu
سائیکلوپینٹا ڈائین
zhChinese
环戊二烯

Popularity rank trends

Best Rank Simple English:
#187512
05.2025
Global:
#97014
02.2009

AI rank trends

Best Rank Simple English:
#4313
04.2025
Global:
#9126
11.2003

Local AI rank history

Global AI rank history

Languages comparison

Important global interconnections (July 2024 – June 2025)

Wikipedia readers most often find their way to information on Cyclopentadiene from Wikipedia articles about Dicyclopentadiene, Sodium cyclopentadienide, Diels–Alder reaction, Ferrocene and Cyclopentene. Whereas reading the article about Cyclopentadiene people most often go to Wikipedia articles on Dicyclopentadiene, Sodium cyclopentadienide, Diels–Alder reaction, Cyclopentene and Calicene.

Cumulative results of quality and popularity of the Wikipedia article

List of Wikipedia articles in different languages (starting with the most popular):

News from 5 March 2026

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In Simple English Wikipedia the most popular articles on that day were: Black, List of European countries, XVideos, Company, XXXTentacion, Strait of Hormuz, Shep Rose, Manon Bannerman, Golden Edge, List of countries by area.

About WikiRank

The WikiRank project is intended for automatic relative evaluation of the articles in the various language versions of Wikipedia. At the moment the service allows to compare over 44 million Wikipedia articles in 55 languages. Quality scores of articles are based on Wikipedia dumps from July, 2025. When calculating current popularity and AI of articles data from June 2025 was taken into account. For historical values of popularity and AI WikiRank used data from 2001 to 2025... More information