861340

Thionin acetate salt

certified by the BSC, Dye content ≥85 %

• Synonym(s): 3,7-Diamino-5-phenothiazinium acetate, Lauth’s violet
• Empirical Formula (Hill Notation): C₁₂H₉N₃S · C₂H₄O₂
• CAS Number: 78338-22-4
• Molecular Weight: 287.34
• Colour Index Number: 52000
• Beilstein/REAXYS Number: 4345073
• MDL number: MFCD00081194
• UNSPSC Code: 12171500
• PubChem Substance ID: 24888537
• NACRES: NA.47

Properties

• agency: certified by the BSC
• Quality Level: 200
• form: powder
• composition: Dye content, ≥85%
• technique(s): microbe id | staining: suitable
• λmax: 598 nm
• application(s): diagnostic assay manufacturing; hematology; histology
• storage temp.: room temp
• SMILES string: CC([O-])=O.Nc1ccc2nc3ccc(N)cc3[s+]c2c1
• InChI: 1S/C12H10N3S.C2H4O2/c13-7-1-3-9-11(5-7)16-12-6-8(14)2-4-10(12)15-9;1-2(3)4/h1-6H,13-14H2;1H3,(H,3,4)/q+1;/p-1
• InChI key: OWXBIRAFHWASMS-UHFFFAOYSA-M

Description

General description

Thionin is a diaminothiazine, metachromatic cationic dye.

Application

Thionin is widely used as a biological stain, especially in histology. It has been used in the Nissl stain for the labeling of neuronal cell bodies.

Safety Information

• Storage Class: 13 - Non Combustible Solids
• wgk_germany: WGK 3
• flash_point_f: Not applicable
• flash_point_c: Not applicable
• ppe: Eyeshields, Gloves, type N95 (US)