5,7-DIMETHYLISATIN
- CAS NO.：39603-24-2
- Empirical Formula: C10H9NO2
- Molecular Weight: 175.18
- MDL number: MFCD00047219
- EINECS: 000-000-0
- SAFETY DATA SHEET (SDS)
- Update Date: 2026-05-27 23:00:49
What is 5,7-DIMETHYLISATIN?
Chemical properties
red to red-brown powder
The Uses of 5,7-DIMETHYLISATIN
5,7-Dimethylisatin is used to produce cyano-(5,7-dimethyl-2-oxo-1,2-dihydro-indol-3-ylidene)-acetic acid ethyl ester by knoevenagel condensation with cyanoacetic acid ethyl ester. It is an important raw material and intermediate used in organic synthesis, pharmaceuticals and agrochemicals.
Properties of 5,7-DIMETHYLISATIN
| Melting point: | 245 °C |
| Boiling point: | 306.47°C (rough estimate) |
| Density | 1.250 |
| refractive index | 1.5060 (estimate) |
| storage temp. | Sealed in dry,Room Temperature |
| pka | 10.43±0.20(Predicted) |
| Water Solubility | Insoluble in water. |
| BRN | 143679 |
| CAS DataBase Reference | 39603-24-2(CAS DataBase Reference) |
Safety information for 5,7-DIMETHYLISATIN
| Signal word | Warning |
| Pictogram(s) |
 Exclamation Mark Irritant GHS07 |
| GHS Hazard Statements |
H302:Acute toxicity,oral H319:Serious eye damage/eye irritation H412:Hazardous to the aquatic environment, long-term hazard |
| Precautionary Statement Codes |
P273:Avoid release to the environment. P305+P351+P338:IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing. |
Computed Descriptors for 5,7-DIMETHYLISATIN
New Products
2-Amino-5-bromo- benzoic acid Dibenzoyl-L-tartaric acid Anhydrous (Resolution Reagent) 1,2,3,9-Tetrahydro-9-Methyl-4H-Carbazole-4-One Cis-Tosylate Dibenzo[b,f][1,4]thiazepin-11(10H)-one BOC Piperazine N-Methyl-2-amino-2-methylpropionamide 4-(FMOC-AMINO)-TETRAHYDROPYRAN-4-CARBOXYLIC ACID 1-Aminocyclobutanecarboxylic Acid Hydrochloride 3-Oxocyclobutanecarboxylic acid AMINO(2-BROMOPHENYL)ACETIC ACID 6-BROMOTETRAZOLO[1,5-A]PYRIDINE 4-Amino-2-chloro-6,7-dimethoxyquinazoline 2,3-Dimethoxypyridine 2,6-bis(bromomethyl)pyridine tert-Butyl 4-mercaptopiperidine-1-carboxylate 4'-(Methylmercapto)-acetophrnonone 1-Benzhydrylazetidin-3-ol-Hcl 1-(3-Chlorophenyl)piperazine hydrochloride Enzyme Breaker for Coal Bed Methane Slickwaterr Gas Well Guar Gum Enzyme Breaker Enzyme Breaker for Conventional Slickwater Fracturing Conventional Fracturing Guar Gum Enzyme Breaker Coalbed Methane Guar Gum Enzyme BreakerRelated products of tetrahydrofuran
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