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Cas Database |
| Name |
2,3-Dioxoindoline-7-carboxylic acid |
EINECS | 1533716-785-6 |
| CAS No. | 25128-35-2 | Density | 1.592 g/cm3 |
| PSA | 83.47000 | LogP | 0.65760 |
| Solubility | N/A | Melting Point |
268 °C |
| Formula | C9H5NO4 | Boiling Point | N/A |
| Molecular Weight | 191.143 | Flash Point | N/A |
| Transport Information | N/A | Appearance | N/A |
| Safety | 26-37/39 | Risk Codes | 36/37/38 |
| Molecular Structure |
|
Hazard Symbols |
 Xi
|
| Synonyms |
7-Indolinecarboxylicacid, 2,3-dioxo- (6CI,8CI);2,3-Dioxo-2,3-dihydro-1H-indole-7-carboxylic acid;2,3-Dioxo-7-indolinecarboxylic acid;Isatin-7-carboxylic acid; |
Article Data | 8 |
2,3-Dioxoindoline-7-carboxylic acid Chemical Properties
Following is the structure of 2,3-Dioxoindoline-7-carboxylic acid (CAS NO.25128-35-2):
Empirical Formula: C9H5NO4
Molecular Weight: 191.1403 g/mol
Molar Refractivity: 44.35 cm3
Molar Volume: 120 cm3
Density: 1.591 g/cm3
Melting point: 268 °C
Index of Refraction: 1.66
Surface Tension: 73.4 dyne/cm
SMILES: O=C(O)c1cccc2c1NC(=O)C2=O
InChI: InChI=1/C9H5NO4/c11-7-4-2-1-3-5(9(13)14)6(4)10-8(7)12/h1-3H,(H,13,14)(H,10,11,12)
InChIKey: ROODQCZSWXEDJL-UHFFFAOYAQ
2,3-Dioxoindoline-7-carboxylic acid Safety Profile
Hazard Codes: 
Xi
Risk Statements: 36/37/38
R36/37/38:Irritating to eyes, respiratory system and skin.
Safety Statements: 26-36/37/39-37/39
S26: In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.
S36/37/39:Wear suitable protective clothing, gloves and eye/face protection.
S37/39:Wear suitable gloves and eye/face protection.
Hazard Note: Irritant
2,3-Dioxoindoline-7-carboxylic acid Specification
2,3-Dioxoindoline-7-carboxylic acid , its cas register number is 25128-35-2. It also can be called 1H-indole-7-carboxylic acid, 2,3-dihydro-2,3-dioxo- ; and 2,3-Dioxoindoline-7-carboxylic acid .
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