IUPAC Name: 6-Nitro-2,3-dihydro-1H-indole 
Synonyms of 6-Nitroindoline (CAS NO.19727-83-4): Indoline, 6-nitro- ; 1H-Indole, 2,3-dihydro-6-nitro- (9CI) ; 2,3-Dihydro-6-nitro-1H-indole
CAS NO: 19727-83-4
Molecular Formula: C₈H₈N₂O₂
Molecular Weight: 164.16
Molecular Structure:
EINECS: 243-257-6
H bond acceptors:  4 
H bond donors:  1 
Freely Rotating Bonds:  1 
Polar Surface Area:  49.06 Å² 
Index of Refraction:  1.608 
Molar Refractivity:  43.7 cm³ 
Molar Volume:  126.3 cm³ 
Surface Tension:  53.4 dyne/cm 
Density:  1.298 g/cm³ 
Flash Point:  139.3 °C 
Enthalpy of Vaporization:  54.72 kJ/mol 
Boiling Point:  306.6 °C at 760 mmHg 
Vapour Pressure:  0.000762 mmHg at 25°C
Melting Point: 67-69 °C(lit.)
Appearance: 6-Nitroindoline (CAS NO.19727-83-4) is orange crystalline powder or red crystals.
SMILES: [O-][N+](=O)c1ccc2c(c1)NCC2
InChI: InChI=1/C8H8N2O2/c11-10(12)7-2-1-6-3-4-9-8(6)5-7/h1-2,5,9H,3-4H2
InChIKey: LTNYDSMDSLOMSM-UHFFFAOYAT
Std. InChI: InChI=1S/C8H8N2O2/c11-10(12)7-2-1-6-3-4-9-8(6)5-7/h1-2,5,9H,3-4H2
Std. InChIKey: LTNYDSMDSLOMSM-UHFFFAOYSA-N
Product Categories: Indoles and derivatives;Building Blocks;Heterocyclic Building Blocks;Indoles

Hazard Codes: Xi
Risk Statements: 36/37/38
R36/37/38: Irritating to eyes, respiratory system and skin.
Safety Statements: 26-37/39
S26: In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. 
S37/39: Wear suitable gloves and eye/face protection.
WGK Germany: 3
RTECS: NM1950000
Hazard: Note Irritant

General Information: As in any fire, wear a self-contained breathing apparatus in pressure-demand, MSHA/NIOSH (approved or equivalent), and full protective gear.
Extinguishing Media: Use water spray, dry chemical, carbon dioxide, or chemical foam. 
Handling: Avoid breathing dust, vapor, mist, or gas. Avoid contact with skin and eyes.
Storage: Store 6-Nitroindoline (CAS NO.19727-83-4) in a cool, dry place. Store in a tightly closed container.