Preparation of Tyrian Purple (6,6′-Dibromoindigo): Past and Present

doi:10.3390/molecules15085473

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Molecules 2010, 15(8), 5473-5508; doi:10.3390/molecules15085473

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Preparation of Tyrian Purple (6,6′-Dibromoindigo): Past and Present

Joel L. Wolk* and Aryeh A. Frimer*

Department of Chemistry, Bar-Ilan University, Ramat-Gan 52900, Israel

* Authors to whom correspondence should be addressed.

Received: 18 June 2010; in revised form: 29 July 2010 / Accepted: 2 August 2010 / Published: 10 August 2010

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Abstract: Over the past century, various synthetic approaches have been suggested to the most famous dye of antiquity, Tyrian purple (6,6′-dibromoindigo). These synthetic routes have been exhaustively surveyed and critically evaluated from the perspective of convenience, cost, safety and yield.

Keywords: 6,6’-dibromoindigo; Tyrian purple; synthesis

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MDPI and ACS Style

Wolk, J.L.; Frimer, A.A. Preparation of Tyrian Purple (6,6′-Dibromoindigo): Past and Present. Molecules 2010, 15, 5473-5508.

AMA Style

Wolk JL, Frimer AA. Preparation of Tyrian Purple (6,6′-Dibromoindigo): Past and Present. Molecules. 2010; 15(8):5473-5508.

Chicago/Turabian Style

Wolk, Joel L.; Frimer, Aryeh A. 2010. "Preparation of Tyrian Purple (6,6′-Dibromoindigo): Past and Present." Molecules 15, no. 8: 5473-5508.

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