Volhard–Erdmann cyclization

Volhard–Erdmann cyclization - an organic synthesis of alkyl and aryl thiophenes. Article “Volhard–Erdmann cyclization” in English Wikipedia has 19.9 points for quality (as of July 1, 2025). The article contains 2 references and 1 sections.

This article has the best quality in Tamil Wikipedia. However, this article is the most popular in English version.

Since the creation of article “Volhard–Erdmann cyclization”, its content was written by 15 registered users of English Wikipedia and edited by 32 registered Wikipedia users in all languages.

The article is cited 8 times in English Wikipedia and cited 23 times in all languages.

The highest Authors Interest rank from 2001:

• Local (English): #46220 in November 2014
• Global: #156031 in November 2014

The highest popularity rank from 2008:

• Local (English): #1405713 in April 2008
• Global: #1157839 in July 2023

There are 6 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.

#	Language	Quality grade	Quality score
1	Tamil (ta) வோல்கார்டு-எர்த்மான் வளையமாக்கல்		24.463
2	Chinese (zh) 福尔哈德-埃德曼环化反应		21.0317
3	English (en) Volhard–Erdmann cyclization		19.9191
4	Spanish (es) Ciclación de Volhard-Erdmann		18.6162
5	French (fr) Cyclisation de Volhard-Erdmann		18.1677
6	Italian (it) Ciclizzazione di Volhard-Erdmann		17.8527

More...

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

The most popular language versions of the article "Volhard–Erdmann cyclization" in all the time

#	Language	Popularity award	Relative popularity
1	English (en) Volhard–Erdmann cyclization		28 276
2	Spanish (es) Ciclación de Volhard-Erdmann		5 353
3	Italian (it) Ciclizzazione di Volhard-Erdmann		3 936
4	Chinese (zh) 福尔哈德-埃德曼环化反应		3 878
5	French (fr) Cyclisation de Volhard-Erdmann		514
6	Tamil (ta) வோல்கார்டு-எர்த்மான் வளையமாக்கல்		166

More...

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

The most popular language versions of the article "Volhard–Erdmann cyclization" in June 2025

#	Language	Popularity award	Relative popularity
1	English (en) Volhard–Erdmann cyclization		90
2	Chinese (zh) 福尔哈德-埃德曼环化反应		18
3	Italian (it) Ciclizzazione di Volhard-Erdmann		10
4	Spanish (es) Ciclación de Volhard-Erdmann		6
5	Tamil (ta) வோல்கார்டு-எர்த்மான் வளையமாக்கல்		4
6	French (fr) Cyclisation de Volhard-Erdmann		2

More...

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

Language versions of the article "Volhard–Erdmann cyclization" with the highest Authors Interest (number of authors). Only registered Wikipedia users were taken into account.

#	Language	AI award	Relative AI
1	English (en) Volhard–Erdmann cyclization		15
2	Italian (it) Ciclizzazione di Volhard-Erdmann		6
3	Chinese (zh) 福尔哈德-埃德曼环化反应		4
4	Spanish (es) Ciclación de Volhard-Erdmann		3
5	French (fr) Cyclisation de Volhard-Erdmann		2
6	Tamil (ta) வோல்கார்டு-எர்த்மான் வளையமாக்கல்		2

More...

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

Language versions of the article "Volhard–Erdmann cyclization" with the highest AI in June 2025

#	Language	AI award	Relative AI
1	English (en) Volhard–Erdmann cyclization		0
2	Spanish (es) Ciclación de Volhard-Erdmann		0
3	French (fr) Cyclisation de Volhard-Erdmann		0
4	Italian (it) Ciclizzazione di Volhard-Erdmann		0
5	Tamil (ta) வோல்கார்டு-எர்த்மான் வளையமாக்கல்		0
6	Chinese (zh) 福尔哈德-埃德曼环化反应		0

More...

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

Language versions of the article "Volhard–Erdmann cyclization" with the highest Citation Index (CI)

#	Language	CI award	Relative CI
1	English (en) Volhard–Erdmann cyclization		8
2	Spanish (es) Ciclación de Volhard-Erdmann		6
3	Chinese (zh) 福尔哈德-埃德曼环化反应		5
4	French (fr) Cyclisation de Volhard-Erdmann		2
5	Italian (it) Ciclizzazione di Volhard-Erdmann		2
6	Tamil (ta) வோல்கார்டு-எர்த்மான் வளையமாக்கல்		0

More...

#	Language	Value
en	English Volhard–Erdmann cyclization
es	Spanish Ciclación de Volhard-Erdmann
fr	French Cyclisation de Volhard-Erdmann
it	Italian Ciclizzazione di Volhard-Erdmann
ta	Tamil வோல்கார்டு-எர்த்மான் வளையமாக்கல்
zh	Chinese 福尔哈德-埃德曼环化反应

Best Rank

English: #1405713 04.2008

Global: #1157839 07.2023

Best Rank

English: #46220 11.2014

Global: #156031 11.2014

On 26 September 2025 in multilingual Wikipedia, Internet users most often read articles on the following topics: Claudia Cardinale, One Battle After Another, ChatGPT, Alice in Borderland, Guinness, deaths in 2025, Benjamin Netanyahu, Assata Shakur, Charlie Kirk, Arthur Guinness.

In English Wikipedia the most popular articles on that day were: Google Chrome, Assata Shakur, James Comey, Voddie Baucham, They Call Him OG, Wounded Knee Massacre, Deaths in 2025, Ryder Cup, House of Guinness, Snake Eyes (1998 film).

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