From Wikipedia, the free encyclopedia
Hydroxynaphthol blue
|
Names
|
Other names
Hydroxynaphthol blue
|
Identifiers
|
|
- 63451-35-4 Y
|
3D model (JSmol)
|
|
ChemSpider
|
|
ECHA InfoCard
|
100.058.343
|
|
|
|
|
InChI=1S/C20H14N2O11S3.3Na/c23-15-9-16(35(28,29)30)13-3-1-2-4-14(13)18(15)21-22-19-12-6-5-11(34(25,26)27)7-10(12)8-17(20(19)24)36(31,32)33;;;/h1-9,23-24H,(H,25,26,27)(H,28,29,30)(H,31,32,33);;;/q;3*+1/p-3/b22-21+;;; NKey: AUIINJJXRXMPGT-ZRUFZDNISA-K NInChI=1/C20H14N2O11S3.3Na/c23-15-9-16(35(28,29)30)13-3-1-2-4-14(13)18(15)21-22-19-12-6-5-11(34(25,26)27)7-10(12)8-17(20(19)24)36(31,32)33;;;/h1-9,23-24H,(H,25,26,27)(H,28,29,30)(H,31,32,33);;;/q;3*+1/p-3/b22-21+;;; Key: AUIINJJXRXMPGT-QWKJSYRZBJ
|
O=S(C(C=C4)=CC1=C4C(/N=N/C2=C3C(C=CC=C3)=C(S(=O)(O[Na])=O)C=C2O)=C(O)C(S(=O)(O[Na])=O)=C1)(O[Na])=O
|
Properties
|
|
C20H11N2Na3O11S3
|
Molar mass
|
620.46301 g/mol
|
Appearance
|
Black-violet Powder
|
|
Soluble
|
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
|
N (what is YN ?)
|
Infobox references
|
|
|
Chemical compound
Hydroxynaphthol blue is an azo dye. It is used for determining the endpoint in complexometric titrations/Metal Titration.
Categories:
- Azo dyes
- Naphthalenesulfonates
- Organic sodium salts
- 2-Naphthols
- Organic compound stubs
Hidden categories:
- Orphaned articles from February 2013
- All orphaned articles
- Articles without EBI source
- Articles without KEGG source
- Articles without UNII source
- Chembox CAS registry number not linked
- Articles with changed ChemSpider identifier
- ECHA InfoCard ID from Wikidata
- Articles with changed InChI identifier
- Pages using collapsible list with both background and text-align in titlestyle
- Articles containing unverified chemical infoboxes
- Articles with short description
- Short description matches Wikidata
- All stub articles