Thermo Scientific Chemicals Tropaeolin O, pure

Description

This Thermo Scientific Chemicals brand product was originally part of the Acros Organics product portfolio. Some documentation and label information may refer to the legacy brand. The original Acros Organics product / item code or SKU reference has not changed as a part of the brand transition to Thermo Scientific Chemicals.

Indicator

Specifications

Chemical Identifiers

• CAS: 547-57-9
• Molecular Formula: C12H10N2NaO5S
• Molecular Weight (g/mol): 317.271
• MDL Number: MFCD00007499
• InChI Key: YOGUPPQYRWYKGT-IRIIKGHASA-N
• Synonym: Acid orange 6, C.I. 14270, 4-(2, 4-Dihydroxyphenylazo)benzenesulfonic acid, sodium salt
• PubChem CID: 87071197
• IUPAC Name: 4-[(2Z)-2-(2-hydroxy-4-oxocyclohexa-2,5-dien-1-ylidene)hydrazinyl]benzenesulfonic acid;sodium
• SMILES: C1=CC(=CC=C1NN=C2C=CC(=O)C=C2O)S(=O)(=O)O.[Na]

• Beilstein: 16, 275
• Merck Index: 15, 9954
• Solubility Information: Solubility in water: Soluble. Other solubilities: Soluble in alcohol
• Infrared Spectrum: Authentic
• Formula Weight: 316.26
• Grade: Extra Pure
• Packaging: Glass bottle
• Visual Transition Interval: from pH 11.1 (yellow) to pH 12.7 (orange)
• Color: Brown to Rust
• Quantity: 100 g
• Physical Form: Powder
• Chemical Name or Material: Tropaeolin O

RUO – Research Use Only