pseudopurpurin
noun
pseu·do·purpurin
"+
: a red crystalline compound C14H4O2(OH)3COOH obtained from madder root and also made synthetically that decomposes in boiling water into purpurin and carbon dioxide and whose alumina lake is a fine red pigment; purpurin-carboxylic acid
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“Pseudopurpurin.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/pseudopurpurin. Accessed 26 Nov. 2024.
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