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Basic Information
CAS No.: 116707-99-4
Name: 1,3-Dimethyl-5-methoxy-2,3-dihydro-1H-indole-2-one
Article Data: 17
Molecular Structure:
Molecular Structure of 116707-99-4 (1,3-Dimethyl-5-methoxy-2,3-dihydro-1H-indole-2-one)
Formula: C11H13NO2
Molecular Weight: 191.23
Synonyms: 1,3-Dihydro-5-methoxy-1,3-dimethyl-2H-indol-2-one;
Density: 1.124 g/cm3
Melting Point: 84-86 °C
Boiling Point: 371.551 °C at 760 mmHg
Flash Point: 178.508 °C
PSA: 29.54000
LogP: 1.84010
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Specification

The 5-Methoxy-1,3-dimethyl-2-indolinone, with the CAS registry number 116707-99-4, is also known as 1,3-Dihydro-5-methoxy-1,3-dimethyl-2H-indol-2-one. This chemical's molecular formula is C11H13NO2 and molecular weight is 191.23. What's more, its systematic name is called 5-Methoxy-1,3-dimethyl-1,3-dihydro-2H-indol-2-one. 

Physical properties about 5-Methoxy-1,3-dimethyl-2-indolinone are: (1) ACD/LogP: 0.14; (2) # of Rule of 5 Violations: 0; (3) ACD/LogD (pH 5.5): 2; (4) ACD/LogD (pH 7.4): 2; (5) ACD/BCF (pH 5.5): 9; (6) ACD/BCF (pH 7.4): 9; (7) ACD/KOC (pH 5.5): 171; (8) ACD/KOC (pH 7.4): 171; (9) #H bond acceptors: 3; (10) #H bond donors: 0; (11) #Freely Rotating Bonds: 1; (12) Polar Surface Area: 29.54 Å2; (13) Index of Refraction: 1.543; (14) Molar Refractivity: 53.607 cm3; (15) Molar Volume: 170.07 cm3; (16) Surface Tension: 37.427 dyne/cm; (17) Density: 1.124 g/cm3; (18) Flash Point: 178.508 °C; (19) Enthalpy of Vaporization: 61.858 kJ/mol; (20) Boiling Point: 371.551 °C at 760 mmHg; (21) Vapour Pressure: 0 mmHg at 25 °C; (22) Melting Point: 84-86 °C.

Preparation of 5-Methoxy-1,3-dimethyl-2-indolinone: this chemical is prepared by reaction of 5-Hydroxy-1,3-dimethyl-indolin-2-one with Sulfuric acid dimethyl ester.



This reaction needs reagent KOH at temperature of 90 °C. The reaction time is 30 min. The yield is 40 %.

Uses of 5-Methoxy-1,3-dimethyl-2-indolinone: it is used to produce other chemicals. For example, it is used to produce 3-(2-Dimethylamino-ethyl)-5-methoxy-1,3-dimethyl-1,3-dihydro-indol-2-one.



The reaction occurs with reagent NaNH2 and solvent Toluene and other condition of heating for 1 hour. The yield is 73 %.

You can still convert the following datas into molecular structure:
(1) SMILES: O=C2N(c1ccc(OC)cc1C2C)C
(2) InChI: InChI=1/C11H13NO2/c1-7-9-6-8(14-3)4-5-10(9)12(2)11(7)13/h4-7H,1-3H3
(3) InChIKey: OEFXMHVYDQGQRW-UHFFFAOYAR