Free release

76863-28-0 fluorescein-5-thiosemicarbazide

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Product Name fluorescein-5-thiosemicarbazide
CAS No. 76863-28-0
Synonyms 5-[(hydrazinocarbonothioyl)amino]-2-(6-hydroxy-3-oxo-3H-xanthen-9-yl)benzoic acid; hydrazinecarbothioamide - 3',6'-dihydroxy-3H-spiro[2-benzofuran-1,9'-xanthen]-3-one (1:1)
InChI InChI=1/C20H12O5.CH5N3S/c21-11-5-7-15-17(9-11)24-18-10-12(22)6-8-16(18)20(15)14-4-2-1-3-13(14)19(23)25-20;2-1(5)4-3/h1-10,21-22H;3H2,(H3,2,4,5)
Molecular Formula C21H17N3O5S
Molecular Weight 423.4418
Boiling point 742.2°C at 760 mmHg
Flash point 402.7°C