A0554

4-Acetamido-4′-isothiocyanato-2,2′-stilbenedisulfonic acid disodium salt hydrate

powder, ≥80%

• Synonym(s): Disodium 4-acetamido-4′-isothiocyanato-stilben-2,2′-disulfonate, SITS
• Empirical Formula (Hill Notation): C₁₇H₁₂N₂Na₂O₇S₃ · xH₂O
• CAS Number: 51023-76-8
• Molecular Weight: 498.46 (anhydrous basis)
• NACRES: NA.77
• PubChem Substance ID: 24890434
• UNSPSC Code: 12352202
• EC Number: 256-919-4
• MDL number: MFCD00007485
• Beilstein/REAXYS Number: 9177451

Properties

• Product Name: 4-Acetamido-4′-isothiocyanato-2,2′-stilbenedisulfonic acid disodium salt hydrate, ≥80%
• Quality Segment: 100
• assay: ≥80%
• form: powder
• storage temp.: −20°C
• SMILES string: [Na+].[Na+].CC(=O)Nc1ccc(\C=C\c2ccc(cc2S([O-])(=O)=O)N=C=S)c(c1)S([O-])(=O)=O
• InChI: 1S/C17H14N2O7S3.2Na/c1-11(20)19-15-7-5-13(17(9-15)29(24,25)26)3-2-12-4-6-14(18-10-27)8-16(12)28(21,22)23;;/h2-9H,1H3,(H,19,20)(H,21,22,23)(H,24,25,26);;/q;2*+1/p-2/b3-2+;;
• InChI key: NPAWAMRXPHRVQY-WTVBWJGASA-L

Description

Application

Fluorescent marker for membranes; inhibits anion permeability of membranes. Also inactivates Na,K-ATPase, by covalent modification of a specific Lys residue.

Other Notes

Predominantly trans-isomer

Safety Information

• pictograms: GHS08,GHS07
• signalword: Danger
• hcodes: H302,H315,H319,H334,H335
• pcodes: P301 + P312 + P330 - P302 + P352 - P305 + P351 + P338
• Hazard Classifications: Acute Tox. 4 Oral - Eye Irrit. 2 - Resp. Sens. 1 - Skin Irrit. 2 - STOT SE 3
• target_organs: Respiratory system
• Storage Class: 11 - Combustible Solids
• wgk: WGK 3
• flash_point_f: Not applicable
• flash_point_c: Not applicable
• ppe: dust mask type N95 (US), Eyeshields, Faceshields, Gloves