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from Wiktionary, Creative Commons Attribution/Share-Alike License

  • n. phthalein

from the GNU version of the Collaborative International Dictionary of English

  • n. A lactone obtained by reduction of phthalyl chloride, as a white crystalline substance; hence, by extension, any one of the series of which phthalide proper is the type.


Sorry, no etymologies found.


  • By injection research animals with a small amount of 3-n butyl phthalide, which is a chemical found in celery, he dropped the blood pressure of the test subjects by 12%to 14%.

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  • Celery contains the chemical phthalide, which is an ingredient that is proven to reduce blood pressure by lowering the stress levels of certain hormones that are found in blood.


  • Research has shown that the phytochemical, 3-n-butyl phthalide, that is in celery, can lower blood pressure in lab mice by 12\% to 14\%.

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