Wikidata:Database reports/Complex constraint violations/P231
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Complex constraint violations report for CAS Registry Number (discussion, uses, items, changes): identifier for a chemical substance or compound per Chemical Abstract Service's Registry database
Data time stamp: (UTC)
The report is generated based on the settings on Property talk:P231.
Updates overwrite this page. Some may already be fixed since the last update: check RecentChangesLinked.
The report can include false positives. No need to "fix" them.
Invalid CAS number[edit]
Invalid CAS number
Check digit to validate the CAS number (CAS RN), Official documentation
Check digit to validate the CAS number (CAS RN), Official documentation
0 violations
WDQS HTTP status: 500; WDQS query timeout
Errors during constraint evaluation:
Cannot parse WDQS response as JSON object (likely reason: query timeout)
Invalid CAS number, with LIMIT 1 and no regex check. To quick fix the timeout issue.[edit]
Invalid CAS number, with LIMIT 1 and no regex check. To quick fix the timeout issue.
Check digit to validate the CAS number (CAS RN), Official documentation
Check digit to validate the CAS number (CAS RN), Official documentation
0 violations
Query time: 53.03 s