Thermo Scientific Chemicals Chromotrope 2B, pure

Description

CAS: 548-80-1 | C16H9N3Na2O10S2 | 513.36 g/mol

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.

Specifications

Chemical Identifiers

• CAS: 548-80-1
• Molecular Formula: C16H9N3Na2O10S2
• Molecular Weight (g/mol): 513.36
• MDL Number: MFCD00003951
• InChI Key: MQHFURHHKNKIRN-GVLVODDDSA-L
• Synonym: Acid Red 176, C.I. 16575, 4,5-Dihydroxy-3-(p-nitrophenylazo)-2,7-naphthalenedisulfonic acid, disodium salt
• PubChem CID: 44135472
• IUPAC Name: disodium (3E)-5-hydroxy-3-[2-(4-nitrophenyl)hydrazin-1-ylidene]-4-oxo-3,4-dihydronaphthalene-2,7-disulfonate
• SMILES: [Na+].[Na+].OC1=CC(=CC2=C1C(=O)\C(=N/NC1=CC=C(C=C1)[N+]([O-])=O)C(=C2)S([O-])(=O)=O)S([O-])(=O)=O

• Melting Point: 300.0°C
• Infrared Spectrum: Authentic
• Lambda Max: 513 to 517nm (c=0.1, H2O)
• Formula Weight: 513.35
• Loss on Drying: 18% max.
• Grade: Pure
• Quantity: 5 g
• Chemical Name or Material: Chromotrope 2B

Safety and Handling

Hazard Category	Warning
Hazard Statement	GHS H Statement Causes skin irritation. Causes serious eye irritation. May cause respiratory irritation.
Precautionary Statement	GHS P Statement IF ON SKIN: Wash with plenty of soap and water. IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. Call a POISON CENTER or doctor/physician if you feel unwell. IF INHALED: Remove to fresh air and keep at rest in a position comfortable for breathing. Wear protective gloves/protective clothing/eye protection/face protection.

SDS

RUO – Research Use Only