PTCDA

PTCDA - chemical compound. Article “PTCDA” in Dutch Wikipedia has 4.8 points for quality (as of July 1, 2025). The article contains 0 references and 3 sections.

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

Since the creation of article “PTCDA”, its content was written by 6 registered users of Dutch Wikipedia and edited by 73 registered Wikipedia users in all languages.

The article is cited 3 times in Dutch Wikipedia and cited 44 times in all languages.

The highest Authors Interest rank from 2001:

• Local (Dutch): #31385 in September 2010
• Global: #102982 in November 2016

The highest popularity rank from 2008:

• Local (Dutch): #266484 in September 2011
• Global: #1155723 in November 2016

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	German (de) PTCDA		35.9352
2	English (en) Perylenetetracarboxylic dianhydride		35.3482
3	Chinese (zh) 苝四甲酸二酐		33.5786
4	Polish (pl) Dibezwodnik kwasu peryleno-3,4,9,10-tetrakarboksylowego		20.8077
5	French (fr) Dianhydride pérylène-3,4,9,10-tétracarboxylique		14.5836
6	Dutch (nl) PTCDA		4.7706

More...

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

The most popular language versions of the article "PTCDA" in all the time

#	Language	Popularity award	Relative popularity
1	English (en) Perylenetetracarboxylic dianhydride		70 301
2	German (de) PTCDA		59 461
3	French (fr) Dianhydride pérylène-3,4,9,10-tétracarboxylique		4 649
4	Dutch (nl) PTCDA		3 029
5	Polish (pl) Dibezwodnik kwasu peryleno-3,4,9,10-tetrakarboksylowego		1 677
6	Chinese (zh) 苝四甲酸二酐		851

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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 "PTCDA" in June 2025

#	Language	Popularity award	Relative popularity
1	English (en) Perylenetetracarboxylic dianhydride		487
2	German (de) PTCDA		102
3	Chinese (zh) 苝四甲酸二酐		60
4	French (fr) Dianhydride pérylène-3,4,9,10-tétracarboxylique		34
5	Polish (pl) Dibezwodnik kwasu peryleno-3,4,9,10-tetrakarboksylowego		7
6	Dutch (nl) PTCDA		5

More...

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

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

#	Language	AI award	Relative AI
1	German (de) PTCDA		40
2	English (en) Perylenetetracarboxylic dianhydride		16
3	Dutch (nl) PTCDA		6
4	French (fr) Dianhydride pérylène-3,4,9,10-tétracarboxylique		5
5	Polish (pl) Dibezwodnik kwasu peryleno-3,4,9,10-tetrakarboksylowego		4
6	Chinese (zh) 苝四甲酸二酐		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 "PTCDA" with the highest AI in June 2025

#	Language	AI award	Relative AI
1	German (de) PTCDA		1
2	French (fr) Dianhydride pérylène-3,4,9,10-tétracarboxylique		1
3	English (en) Perylenetetracarboxylic dianhydride		0
4	Dutch (nl) PTCDA		0
5	Polish (pl) Dibezwodnik kwasu peryleno-3,4,9,10-tetrakarboksylowego		0
6	Chinese (zh) 苝四甲酸二酐		0

More...

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

Language versions of the article "PTCDA" with the highest Citation Index (CI)

#	Language	CI award	Relative CI
1	German (de) PTCDA		13
2	English (en) Perylenetetracarboxylic dianhydride		13
3	French (fr) Dianhydride pérylène-3,4,9,10-tétracarboxylique		6
4	Chinese (zh) 苝四甲酸二酐		5
5	Polish (pl) Dibezwodnik kwasu peryleno-3,4,9,10-tetrakarboksylowego		4
6	Dutch (nl) PTCDA		3

More...

#	Language	Value
de	German PTCDA
en	English Perylenetetracarboxylic dianhydride
fr	French Dianhydride pérylène-3,4,9,10-tétracarboxylique
nl	Dutch PTCDA
pl	Polish Dibezwodnik kwasu peryleno-3,4,9,10-tetrakarboksylowego
zh	Chinese 苝四甲酸二酐

Best Rank

Dutch: #266484 09.2011

Global: #1155723 11.2016

Best Rank

Dutch: #31385 09.2010

Global: #102982 11.2016

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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