Related to DIRECT BLUE 15, Ketones
Food Additives (1)
Food colorings (1)
PH indicators (1)
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Indigo carmine (860-22-0)
indigo · Indigo Blue · indigotin
Indigo carmine, or 5,5′-indigodisulfonic acid sodium salt, is an organic salt derived from indigo by sulfonation, which renders the compound soluble in water. It is approved for use as a food colorant in the U.S and E.U., It has the E number E132. It is also a pH indicator.
bromoacetophenone · phenacyl bromide · alpha-bromoacetophenone
Phenacyl bromide is the organic compound with the formula C6H5C(O)CH2Br. This colourless solid is a powerful lachrymator as well as a useful precursor to other organic compounds. It is prepared by bromination of acetophenone: C6H5C(O)CH3 + Br2 → C6H5C(O)CH2Br + HBr The compound was first reported in 1871.
2-NITROBENZALDEHYDE (31620-90-3, 552-89-6)
o-nitrobenzaldehyde · ortho-nitrobenzaldehyde
2-Nitrobenzaldehyde is an organic aromatic compound containing a nitro group ortho to formyl. 2-Nitrobenzaldehyde once was produced as an intermediate in the synthesis of the popular dye Indigo.
phenyltrifluoromethylketone · phenyl trifluoromethyl ketone
p-bromoacetophenone · 4-bromoacetophenone
thio-Michler's ketone · 4,4'-bis(dimethylamino)thiobenzophenone