11635

Azomethine-H monosodium salt hydrate

p.a.

• Synonym(s): 4-Hydroxy-5-(2-hydroxybenzylideneamino)-naphthalene-2,7-disulfonic acid monosodium salt hydrate, 4-Hydroxy-5-(salicylideneamino)-2,7-naphthalenedisulfonic acid monosodium salt
• Empirical Formula (Hill Notation): C₁₇H₁₂NNaO₈S₂ · xH₂O
• CAS Number: 206752-32-1
• Molecular Weight: 445.40 (anhydrous basis)
• Beilstein: 4100175
• MDL number: MFCD00149588
• UNSPSC Code: 12352100
• PubChem Substance ID: 57646945
• NACRES: NA.21

Properties

• grade: p.a.
• form: solid
• technique(s): UV/Vis spectroscopy: suitable
• SMILES string: O.[Na+].Oc1ccccc1\C=N\c2cc(cc3cc(cc(O)c23)S(O)(=O)=O)S([O-])(=O)=O
• InChI: 1S/C17H13NO8S2.Na.H2O/c19-15-4-2-1-3-10(15)9-18-14-7-12(27(21,22)23)5-11-6-13(28(24,25)26)8-16(20)17(11)14;;/h1-9,19-20H,(H,21,22,23)(H,24,25,26);;1H2/q;+1;/p-1/b18-9+;;
• InChI key: AAIGDXDVSZJVSW-IFJQNBRBSA-M

Description

Application

Azomethine-H monosodium salt hydrate is a complexing agent used to determine the concentration of boron in the aqueous solutions by the colorimetric method.

Safety Information

• Storage Class Code: 11 - Combustible Solids
• WGK: WGK 1
• Flash Point(F): Not applicable
• Flash Point(C): Not applicable
• Personal Protective Equipment: dust mask type N95 (US), Eyeshields, Gloves