Alizarine Blue
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Alizarine Blue
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CAS No:
568-02-5
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Formula:
C17H9NO4
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Chemical Name:
Alizarine Blue
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Synonyms:
Naphtho[2,3-f]quinoline-7,12-dione,5,6-dihydroxy-;Alizarin Blue;5,6-Dihydroxynaphtho[2,3-f]quinoline-7,12-dione;C.I. 67410;Alizarine Blue X;Gallomide blue;Alizarine Blue
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CAS No:
Description
Violet crystals. Insoluble in water, soluble in glacial acetic acid and hot benzene.
Alizarin blue is an organic heterotetracyclic compound that is naphtho[2,3-f]quinoline-7,12-dione carrying two additional hydroxy groups at positions 5 and 6. Used as an acid-base indicator. Between pH 0.0 and pH 1.6 it changes from pink to yellow, and between pH 6.0 and pH 7.6 it changes from yellow to green. It has a role as an acid-base indicator. It is an organic heterotetracyclic compound, a member of phenols and a member of p-quinones.
Alizarine Blue Use and Manufacturing
As indicator in saturated alcoholic solution.pH:pink 0.0 to yellow 1.6; yellow 6.0 to green 7.6.
Computed Properties
Molecular Weight:291.26
XLogP3:3
Hydrogen Bond Donor Count:2
Hydrogen Bond Acceptor Count:5
Exact Mass:291.05315777
Monoisotopic Mass:291.05315777
Topological Polar Surface Area:87.5
Heavy Atom Count:22
Complexity:493
Covalently-Bonded Unit Count:1
Compound Is Canonicalized:Yes
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