CA Index Name: 2H-Tetrazolium, 2-(2-benzothiazolyl)-3-(3,4-dihydro-1-hydroxy-4-oxo-6-phthalazinyl)-5-(2-phenylethenyl)-, chloride (1:1)
Other Names: 2H-Tetrazolium, 2-(2-benzothiazolyl)-5-(2-phenylethenyl)-3-(1,2,3,4-tetrahydro-1,4-dioxo-6-phthalazinyl)-, chloride; 2-(20-Benzothiazolyl)-5-styryl-3-BSPT (40-phthalhydrazidyl)tetrazolium chloride; 2-(2-Ben-zothiazolyl)-3-(4-phthalhydrazidyl)-5-styryltetrazolium chloride; 2-(2-Benzothiazolyl)-5-styryl-3-(4-phthalhydra-zidyl)tetrazolium chloride; BPST; BPST chloride; BSPT; BSPT (dye); Thiazolyl blue; Thiazolyl blue (Chinese)
Merck Index Number: Not listed
Chemical / Dye Class: Tetrazolium salt
Molecular Formula: C24H16ClN7O2S
Molecular Weight: 501.95
Physical Form: Orange crystals or powder
Solubility: Soluble in water, ethanol, N,N-dimethyl- formamide
Melting Point: 254 °C
Absorption (λmax): 300 nm
Synthesis: Synthetic methods
Staining Applications: Enzymes; tissues
Biological Applications: Albumin assays; detecting gamma-hydroxybutyric acid (GHB); treating cancer, cerebrovascular disorder, brain degenerative disease, demyelinating disease, muscle degenerative disease
Industrial Applications: Not reported
Safety / Toxicity: Skin toxicity