(Q422662)

English

indigo

chemical compound; food additive and dye

  • FD&C blue no 2
  • E132 Indigo Carmine

Statements

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Indian indigo dye lump.jpg
800 × 600; 122 KB
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262.074 dalton
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C1=CC=C2C(=C1)C(=O)C(=C3C(=O)C4=CC=CC=C4N3)N2
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C1=CC=C2C(=C1)C(=O)/C(=C\3/C(=O)C4=CC=CC=C4N3)/N2
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Indigo dye
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Identifiers

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207-586-9
1 reference
27 December 2018
2-(1,3-dihydro-3-oxo-2H-indol-2-ylidene)-1,2-dihydro-3H-indol-3-one (English)
CAS no.: 482-89-3 (English)
1 reference
28 December 2019
CI 73000 (English)
CAS no.: 482-89-3 (English)
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