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Pinacol Coupling of Aromatic Aldehydes Using TiCl3-Al-H2O Under Ultrasound Irradiation

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Abstract:

Titanium trichloride in H2O can be reduced by Al to the corresponding low valent titanium complexes, which can reduce some aromatic aldehydes and ketones to the corresponding pinacols in 15-83% yields within 25-100 min at r.t.under ultrasound irradiation.





Keywords: Pinacol coupling; aqueous media; low valent titanium; synthesis; ultrasound irradiation

Document Type: Research Article

DOI: https://doi.org/10.2174/157017806776114586

Affiliations: College of Chemistry and Environmental Science, Hebei University, Key Laboratory of Analytical Science and Technology of Hebei Province, Baoding 071002, P. R. China.

Publication date: 2006-04-01

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  • Letters in Organic Chemistry publishes original letters on all areas of organic chemistry including synthesis, bioorganic, medicinal, natural products, organometallic, supramolecular, molecular recognition and physical organic chemistry. The emphasis is placed on publishing quality papers very rapidly. Letters are processed rapidly and take full advantage of the Internet technology both for the submission and the review of the manuscripts.
    The journal is essential reading for all organic chemists both in academia and industry.
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