40-2013

Methyl Orange solution

pH 3.1-4.4

• Empirical Formula (Hill Notation): C₁₄H₁₄N₃NaO₃S
• CAS Number: 547-58-0
• Molecular Weight: 327.33
• PubChem Substance ID: 329755939
• UNSPSC Code: 12352107
• Beilstein/REAXYS Number: 4732884
• MDL number: MFCD00007502

Properties

• form: liquid
• availability: available only in Japan
• dilution: (for analytical testing)
• pH: 3.1-4.4
• SMILES string: [Na+].CN(C)c1ccc(cc1)\N=N\c2ccc(cc2)S([O-])(=O)=O
• InChI: 1S/C14H15N3O3S.Na/c1-17(2)13-7-3-11(4-8-13)15-16-12-5-9-14(10-6-12)21(18,19)20;/h3-10H,1-2H3,(H,18,19,20);/q;+1/p-1/b16-15+;
• InChI key: STZCRXQWRGQSJD-GEEYTBSJSA-M

Description

Application

pH indicator

Safety Information

• Storage Class: 10 - Combustible liquids
• flash_point_f: Not applicable
• flash_point_c: Not applicable