ChemicalBook--->CAS DataBase List--->23687-26-5

23687-26-5

23687-26-5 Structure

23687-26-5 Structure
IdentificationBack Directory
[Name]

6-AMINOISOQUINOLINE
[CAS]

23687-26-5
[Synonyms]

6-AminoisoquinoL
Aminoisoquinoline
6-Isoquinolinamine
Isoquinolin-6-amide
6-AMINOISOQUINOLINE
6-aminoisoquanoline
Isoquinoline-6-amine
Isoquinolin-6-ylamine
6-Aminoisoquinoline 97%
Isoquinoline,6-amino- (7CI,8CI)
6-AMINOISOQUINOLINE ISO 9001:2015 REACH
Isoquinolin-6-amine, 6-Amino-2-azanaphthalene
[EINECS(EC#)]

639-440-9
[Molecular Formula]

C9H8N2
[MDL Number]

MFCD04114862
[MOL File]

23687-26-5.mol
[Molecular Weight]

144.17
Chemical PropertiesBack Directory
[Melting point ]

211-212 °C(Solv: benzene (71-43-2))
[Boiling point ]

343.1±15.0 °C(Predicted)
[density ]

1.210±0.06 g/cm3(Predicted)
[storage temp. ]

Keep in dark place,Inert atmosphere,Room temperature
[solubility ]

DMF (Slightly), DMSO (Sparingly), Methanol (Slightly)
[form ]

solid
[pka]

7.10±0.10(Predicted)
[color ]

Light yellow to yellow
[InChI]

InChI=1S/C9H8N2/c10-9-2-1-8-6-11-4-3-7(8)5-9/h1-6H,10H2
[InChIKey]

NGFCTYXFMDWFRQ-UHFFFAOYSA-N
[SMILES]

C1C2=C(C=C(N)C=C2)C=CN=1
Safety DataBack Directory
[Symbol(GHS) ]

Exclamation Mark (GHS07)
GHS07
[Signal word ]

Warning
[Hazard statements ]

H315-H319
[Precautionary statements ]

P271-P261
[Hazard Codes ]

Xn
[Risk Statements ]

22-36
[Safety Statements ]

26
[HS Code ]

2933499090
Hazard InformationBack Directory
[Description]

6-Aminoisoquinoline is an organosynthetic intermediate used in the preparation of Netarsudil, which is a drug used in the treatment and management of glaucoma and high intraocular pressure.
[Uses]

6-Aminoisoquinoline is a reactant used in the preparation of N-[{2-(4-methylpiperidin-1-yl)-6-(trifluoromethyl)-pyridin-3-yl}methyl] N''-(6,6-fused heterocyclic) ureas as highly potent TRPV1 antagonists.
[Synthesis]

6-Bromoisoquinoline

34784-05-9

6-AMINOISOQUINOLINE

23687-26-5

General procedure for the synthesis of 6-aminoisoquinoline from 6-bromoisoquinoline: 17.2 g of 6-bromoisoquinoline (see WO 2008/077553), 200 mL of 28% ammonia solution and 10.8 g of copper (II) sulfate pentahydrate were placed in an autoclave and sealed. The mixture was stirred and reacted at 190 °C for 6 hours. After completion of the reaction, it was cooled to room temperature and the reaction solution was poured into 250 mL of 10% aqueous sodium hydroxide solution and extracted with ethyl acetate (100 mL each time, 5 times). The organic phases were combined, dried with anhydrous sodium sulfate, filtered and concentrated. The resulting crude product was suspended with dichloromethane and filtered to give 10.2 g of light brown crystalline 6-aminoisoquinoline in 85% yield.1H-NMR spectrum (CDCl3, δ ppm): 5.54 (broad single peak, 2H), 6.58 (single peak, 1H), 7.00 (double peak, J = 9.0 Hz, 1H), 7.35 (double peak, J = 5.5 Hz, 1H), 7.75 (double peak, J = 5.5 Hz, 1H). 7.75 (double peak, J = 9.0 Hz, 1H), 8.32 (double peak, J = 5.5 Hz, 1H), 8.98 (single peak, 1H).

[References]

[1] Patent: US2012/35159, 2012, A1. Location in patent: Page/Page column 8
Spectrum DetailBack Directory
[Spectrum Detail]

6-AMINOISOQUINOLINE(23687-26-5)1HNMR
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