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21005-45-8

21005-45-8 Structure

21005-45-8 Structure
IdentificationBack Directory
[Name]

1-Methyl-1H-indole-6-carbaldehyde
[CAS]

21005-45-8
[Synonyms]

6-Formyl-1-methylindole
1-Methylindole-6-carbaldehyde
1-Methyl-1H-indole-6-carbaldehyd
1-Methyl-1H-indol-6-carbaldehyde
1-METHYL-1H-INDOLE-6-CARBALDEHYDE
1-Methyl-1H-Indole-6-carboxaldehyde
1H-Indole-6-carboxaldehyde, 1-methyl-
1-Methyl-1H-indole-6-carboxaldehyde 97%
1H-Indole-6-carboxaldehyde, 1-methyl- (9CI)
1-methyl-1H-indole-6-carbaldehyde(SALTDATA: FREE)
[Molecular Formula]

C10H9NO
[MDL Number]

MFCD08690251
[MOL File]

21005-45-8.mol
[Molecular Weight]

159.185
Chemical PropertiesBack Directory
[Melting point ]

81 °C
[Boiling point ]

318.7±15.0 °C(Predicted)
[density ]

1.10±0.1 g/cm3 (20 ºC 760 Torr)
[storage temp. ]

2-8°C
[form ]

solid
[Appearance]

Light yellow to brown Solid
[InChI]

1S/C10H9NO/c1-11-5-4-9-3-2-8(7-12)6-10(9)11/h2-7H,1H3
[InChIKey]

QGAKKGIWURKKHV-UHFFFAOYSA-N
Safety DataBack Directory
[Symbol(GHS) ]

Exclamation Mark (GHS07)
GHS07
[Signal word ]

Warning
[Hazard statements ]

H319-H412
[Precautionary statements ]

P273-P305+P351+P338
[Hazard Codes ]

Xi
[Risk Statements ]

41-52-36
[Safety Statements ]

26-39
[WGK Germany ]

3
[HazardClass ]

IRRITANT
[HS Code ]

2933998090
[Storage Class]

11 - Combustible Solids
[Hazard Classifications]

Aquatic Chronic 3
Eye Irrit. 2
Hazard InformationBack Directory
[Uses]

1-methyl-1H-indole-6-carbaldehyde is used as a component of organic synthesis or pharmaceutical intermediates.
[Synthesis]

Indole-6-carboxaldehyde

1196-70-9

Iodomethane

74-88-4

1-Methyl-1H-indole-6-carbaldehyde

21005-45-8

GENERAL METHOD: Indole-6-carboxaldehyde (435 mg, 3 mmol) was dissolved in acetonitrile (30 mL), cesium carbonate (829 mg, 6 mmol) was added, and the reaction mixture was heated and refluxed for 2 hours. Subsequently, iodomethane (3.3 mmol) was added to the reaction system and heating and refluxing was continued for 1 hour. Upon completion of the reaction, the solvent was removed by distillation under reduced pressure. Water was added to the residue and extracted three times with ethyl acetate. The organic phases were combined, dried with anhydrous sodium sulfate and concentrated under reduced pressure. Finally, the resulting residue was purified by fast column chromatography to give the target product 1-methylindole-6-carbaldehyde.

[References]

[1] Bioorganic and Medicinal Chemistry, 2014, vol. 22, # 7, p. 2060 - 2079
[2] Journal of Medicinal Chemistry, 2005, vol. 48, # 19, p. 5888 - 5891
[3] Patent: WO2004/52890, 2004, A1. Location in patent: Page 46-47
Spectrum DetailBack Directory
[Spectrum Detail]

1-Methyl-1H-indole-6-carbaldehyde(21005-45-8)1HNMR
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Tags:21005-45-8 Related Product Information
1196-70-9