Submitted by György Chityil ... on Fri, 01/19/2018 - 23:58 Hierarchy: NounDescription: {{organic chemistry|especially in combination}} tosyl (especially p-tosyl)Ngram: ptosylNgram Text: ptosylSource: WiktionaryIssue: 0Wiktionary tag: organic chemistryespecially in combinationNgram Count: 1