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Alizarine Yellow R

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Alizarine Yellow R

Molecular formula: C13H8N3NaO5 CAS# 1718-34-9
Categories: pH indicator , Nitro compound , Organic salt , Azo compound
PubChem CID: 44135758 | ChemSpider ID: 17215762 | CB3780912 | CHEMBL2028449 | CHEMBL176350 | MolPort-004-947-317
10.1 ⇌ 12 pH
Names
English:
Alizarine Yellow R [Wiki]
Benzoic acid, 2-hydroxy-5-[(E)-2-(4-nitrophenyl)diazenyl]-, sodium salt (1:1)(CAS)
C.I. Mordant Orange 1
EINECS:217-002-4
Salicylic acid, 5-[(p-nitrophenyl)azo]-, monosodium salt
Salicylic acid, 5-[(p-nitrophenyl)azo]-, sodium salt
Sodium 2-hydroxy-5-[(E)-(4-nitrophenyl)diazenyl]benzoate(IUPAC)
[1718-34-9]
benzoic acid, 2-hydroxy-5-[(E)-(4-nitrophenyl)azo]-, monosodium salt

Variants of the formula:

O`^-/N^+`|O|\||\//<`|`\\`/>\N//N\|\\/<\OH>`||<`\`//>/`|O|\O^-_(x1.4,N0)Na^+
O`^-/N^+<`\\O>-\\-//<`\`=`/>-N//N-/=\<-OH>`//<`-`\\>\<`//O>-O^-\0Na^+
Elemental composition
Can't show the diagram.
Symbol Element Atomic weight Number of atoms Mass percent