Chlorophenol red

Purity: >95.0%(HPLC)

Synonym(s): 3′, 3′-Dichlorophenolsulfonaphthalein

Formula: C19H12Cl2O5S Molecular Weight: 423.27

CAS Number: 4430-20-0 Beilstein Number: 354053 EC Number: 224-619-2 MDL Number: MFCD00005877 PubChem CID: 20486

Properties

Shelf life: 720 days

Solubility: Solubility in water: Practically insoluble; Slightly soluble in Ethanol; Insoluble in Ether

Sensitivity: Moisture sensitive.

Boiling point:

Melting point: 261-262°C

InChl: InChI=1S/C19H12Cl2O5S/c20-14-9-11(5-7-16(14)22)19(12-6-8-17(23)15(21)10-12)13-3-1-2-4-18(13)27(24, 25)26-19/h1-10, 22-23H

Safety Information

Pictograms: GHS07

Signal Word: Warning

Hazard Statements: H315; H319; H335

Precautionary Statements: P261; P305+P351+P338; P280; P302+P352; P321; P405; P501; P264; P271; P304+P340; P403+P233; P362+P364; P264+P265; P337+P317; P332+P317; P319

WGK: 3

Storage:

Personal Protective Equipment: dust mask type N95 (US), Eyeshields, Gloves