4-(4-Anilinophenylazo)benzenesulfonic acidsodium salt, indicator grade, ACROS Organics™

Brand:  Acros Organics 401260250

Product Code. 10006722

Description

Indicator

Chemical Identifiers

• Chemical Name or Material: 4-(4-Anilinophenylazo)benzenesulfonic acid sodium salt
• Purity Grade: Extra Pure
• MDL Number: MFCD00038130

• CAS: 554-73-4
• Molecular Formula: C18H14N3NaO3S
• Synonym: orange IV, Tropaeolin OO, C.I. 13080

Specifications

• Chemical Name or Material: 4-(4-Anilinophenylazo)benzenesulfonic acid sodium salt
• CAS: 554-73-4
• Infrared Spectrum: Authentic
• Molecular Formula: C18H14N3NaO3S
• MDL Number: MFCD00038130
• Synonym: orange IV, Tropaeolin OO, C.I. 13080
• SMILES: C1=CC=C(C=C1)NC2=CC=C(C=C2)N=NC3=CC=C(C=C3)S(=O)(=O)[O-].[Na+]
• Molecular Weight (g/mol): 375.378
• Visual Transition Interval: from pH 1.4 (red) to pH 2.6 (yellow)
• Quantity: 25g

• Formula Weight: 375.38
• Purity Grade: Extra Pure
• Physical Form: Powder
• Packaging: Glass bottle
• Merck Index: 15, 9955
• InChI Key: MLVYOYVMOZFHIU-UHFFFAOYSA-M
• IUPAC Name: sodium;4-[(4-anilinophenyl)diazenyl]benzenesulfonate
• PubChem CID: 23668839
• Color: Ochre to orange

Safety and Handling

Product Identifier

• 4-(4-Anilinophenylazo)benzenesulfonic acid sodium salt, indicator grade

Signal Word

• Warning

Hazard Category

• Acute toxicity Category 4

Hazard Statement

• H312-Harmful in contact with skin.
• H332-Harmful if inhaled.
• H302-Harmful if swallowed.

Precautionary Statement

• P280-Wear protective gloves/protective clothing/eye protection/face protection.
• P301+P312-IF SWALLOWED: Call a POISON CENTER or doctor/physician/ if you feel unwell.
• P302+P352-IF ON SKIN: Wash with plenty of water/.
• P304+P340-IF INHALED: Remove person to fresh air and keep comfortable for breathing.