Brief introduction of Isatin CAS 91-56-5
Chemical name: Isatin
CAS No.:91-56-5
Synonyms: 2,3-DiketoindolineIndole-2,3-dione2,3-Indolinedione
Molecular Formula:C8H5NO2
Molecuar Weight: 147.13
EINECS: 202-077-8
Properties of Isatin CAS 91-56-5
Isatin is also known as diketone indene, indole quinone. Chemical name is indole-2, 3-dione, orange red monoclinic prism crystallization at room temperature. Has a bitter taste. Soluble in hot water, hot ethanol, benzene, acetone, slightly soluble in ether. Soluble in boiling alcohol, red brown in ether and boiling water, purple in caustic soda solution, yellow after placement.
Specification of Isatin CAS 91-56-5
Item |
Standard |
Appearance |
Orange powder |
Assay, % |
≥98.0 |
Boiling point |
267.22°C |
Melting point |
193-195 °C |
Application of Isatin CAS 91-56-5
The product is used as an intermediate of dyestuff and medicine, used in the production of drug symphen, dye dispersion yellow E-3G; In chemical analysis, it is a reagent for the determination of cuprous ions, mercaptan, thiophene and uria blue mother.
Packing, Delivery and Storage of Isatin CAS 91-56-5
Package: 25kg/bag or fiber drum,or as per customer request.
Storage conditions: store in a cool and dry place.