Sudan 1

April 04, 2005
Image of Sudan 1 3D Image of Sudan 1

Sudan 1, a red dye used in waxes and polishes, has been banned for food use in many countries because of studies showing a tentative link to tumor formation in some animal species. Recently, traces of Sudan 1 were found in chili powder imported from India.

Chemical Abstract Service - a division of ACS

Learn more about this molecule from CAS, the most authoritative and comprehensive source for chemical information.

Molecule of the Week needs your suggestions!

If your favorite molecule is not in our archive, please send an email to motw@acs.org. The molecule can be notable for its current or historical importance or for any quirky reason. Thank you!

Stay Ahead of the Chemistry Curve

Learn how ACS can help you stay ahead in the world of chemistry.