4，4’-Bis(2-sulfostyryl)biphenyl Disodium

Purity: ≥97.0%(HPLC)

Synonym(s): 4, 4′-Bis(2-sulfonatostyryl)biphenyl Disodium Salt; Disodium 4, 4′-Bis(2-sulfonatostyryl)biphenyl; Tinopal CBS-X; Calcofluor CG; Fluorescent Brightener CBS-X; 2, 2′-([1, 1′-Biphenyl]-4, 4′-diyldi-2, 1-ethenediyl)bis-benzenesulfonic acid disodium salt; Brightener BR 49; Sodium 2, 2′-([1, 1′-biphenyl]-4, 4′-diylbis(ethene-2, 1-diyl))d； 4, 4′-Bis(2-Sodiosulfostyryl)biphenyl; Brightener BR 49; CF 351; DSBP; Disodium 4′, 4”-Bi[stilbene-2, 2”’-disulfonate]; Optical Brightener CBS-X; Stilbene 3; Stilbene 420; Tinopal CBS; Tinopal CBS-X 44; Tinopal CBX; Tinopal SK; Uvitex NFW; Disodium 2, 2’-[Biphenyl-4, 4’-diyldiethene-2, 1-diyl]dibenenesulphonate

Formula: C28H20Na2O6S2 Molecular Weight: 562.56

CAS Number: 27344-41-8 PubChem CID: 5332133

Properties

Shelf life: 730 days

Solubility: DMSO (Sparingly), Methanol (Slightly), Water (Slightly)

Sensitivity: Moisture sensitive

Boiling point:

Melting point: ＞300℃

InChl: InChI=1S/C28H22O6S2.2Na/c29-35(30, 31)27-7-3-1-5-25(27)19-13-21-9-15-23(16-10-21)24-17-11-22(12-18-24)14-20-26-6-2-4-8-28(26)36(32, 33)34; ; /h1-20H, (H, 29, 30, 31)(H, 32, 33, 34); ; /q; 2*+1/p-2/b19-13+, 20-14+; ;

Safety Information

Pictograms: GHS05; GHS07

Signal Word: Danger

Hazard Statements: H319; H318

Precautionary Statements: P305+P351+P338; P280; P264+P265; P305+P354+P338; P317; P337+P317

WGK:

Storage:

Personal Protective Equipment: