70382

Sodium 1,2-naphthoquinone-4-sulfonate

for spectrophotometric det. of isonicotic hydrazide, amines and amino acids, ≥97.0% (T)

• Synonym(s): 1,2-Naphthoquinone-4-sulfonic acid sodium salt, 3,4-Dihydro-3,4-dioxo-1-naphthalenesulfonic acid sodium salt, Folin’s reagent
• Empirical Formula (Hill Notation): C₁₀H₅NaO₅S
• CAS Number: 521-24-4
• Molecular Weight: 260.20
• Beilstein/REAXYS Number: 4169788
• EC Number: 208-308-9
• MDL number: MFCD00001700
• UNSPSC Code: 12000000
• PubChem Substance ID: 329762068
• NACRES: NA.21

Properties

• assay: ≥97.0% (HPLC); ≥97.0% (T)
• form: powder
• quality: for spectrophotometric det. of isonicotic hydrazide, amines and amino acids
• specific analyte(s): sodium
• technique(s): UV/Vis spectroscopy: suitable; photometry: suitable
• solubility: H₂O: 50 mg/mL, clear
• SMILES string: [Na+].[O-]S(=O)(=O)C1=CC(=O)C(=O)c2ccccc12
• InChI: 1S/C10H6O5S.Na/c11-8-5-9(16(13,14)15)6-3-1-2-4-7(6)10(8)12;/h1-5H,(H,13,14,15);/q;+1/p-1
• InChI key: UBLXEEBHYISRFM-UHFFFAOYSA-M

Description

Other Notes

Determination of amines

Safety Information

• Storage Class: 11 - Combustible Solids
• wgk_germany: WGK 3
• flash_point_f: Not applicable
• flash_point_c: Not applicable
• ppe: dust mask type N95 (US), Eyeshields, Gloves