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2H-Indol-2-one,3-(1,3-dihydro-3-oxo-2H-indol-2-ylidene)-1,3-dihydro- cas no:479-41-4

Synonyms: Indirubin(6CI);[D2,3'-Biindoline]-2',3-dione(7CI,8CI);C.I. 73200;Couroupitine B;Indigo red;Indigopurpurin;NSC 105327;

Identification
Name2H-Indol-2-one,3-(1,3-dihydro-3-oxo-2H-indol-2-ylidene)-1,3-dihydro-
CAS479-41-4
SynonymsIndirubin(6CI);[D2,3'-Biindoline]-2',3-dione(7CI,8CI);C.I. 73200;Couroupitine B;Indigo red;Indigopurpurin;NSC 105327;
Molecular FormulaC16H10N2O2
Molecular Weight262.26
Chemical Properties
AppearanceReddish-violet powder
refractive index1.709
Safety Data

Risk R20/21/22

Toxicity

Organism Test Type Route Reported Dose (Normalized Dose) Effect Source
mouse LD50 intraperitoneal 1100mg/kg (1100mg/kg)   Drugs of the Future. Vol. 9, Pg. 266, 1984.
mouse LDLo oral 10gm/kg (10000mg/kg)   Zhongcaoyao. Chinese Traditional and Herbal Medicine. Vol. 13, Pg. 24, 1982.

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