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2,3,4,5-TETRAHYDRO-1H-BENZO[D]AZEPINE, also known as THBAP, is a heterocyclic chemical compound characterized by its bicyclic structure. It is a derivative of the tricyclic antidepressant drug amoxapine and has gained attention in the field of medicinal chemistry due to its diverse pharmacological activities and potential therapeutic applications, particularly in the development of new pharmaceuticals for psychiatric and neurological disorders.

4424-20-8

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4424-20-8 Usage

Uses

Used in Pharmaceutical Development:
2,3,4,5-TETRAHYDRO-1H-BENZO[D]AZEPINE is used as a key intermediate in the synthesis of various pharmaceutical compounds, leveraging its central nervous system activity and potential therapeutic effects for the treatment of psychiatric and neurological disorders.
Used in Psychiatric and Neurological Disorders:
In the field of Psychiatry and Neurology, 2,3,4,5-TETRAHYDRO-1H-BENZO[D]AZEPINE is used as a therapeutic agent for its potential to address a range of disorders. Its central nervous system activity makes it a candidate for further research and development into treatments that could improve patient outcomes.
Used in Analgesic and Anti-Inflammatory Applications:
2,3,4,5-TETRAHYDRO-1H-BENZO[D]AZEPINE is also used as an analgesic and anti-inflammatory agent, capitalizing on its ability to provide pain relief and reduce inflammation, which can be beneficial in various medical conditions requiring such therapeutic interventions.
Used in Medicinal Chemistry Research:
In the realm of Medicinal Chemistry, 2,3,4,5-TETRAHYDRO-1H-BENZO[D]AZEPINE serves as a versatile molecule for research, given its broad range of pharmacological activities. It is utilized in the exploration of new drug candidates and mechanisms of action, contributing to the advancement of medical treatments.

Check Digit Verification of cas no

The CAS Registry Mumber 4424-20-8 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 4,4,2 and 4 respectively; the second part has 2 digits, 2 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 4424-20:
(6*4)+(5*4)+(4*2)+(3*4)+(2*2)+(1*0)=68
68 % 10 = 8
So 4424-20-8 is a valid CAS Registry Number.
InChI:InChI=1/C10H13N/c1-2-4-10-6-8-11-7-5-9(10)3-1/h1-4,11H,5-8H2

4424-20-8SDS

SAFETY DATA SHEETS

According to Globally Harmonized System of Classification and Labelling of Chemicals (GHS) - Sixth revised edition

Version: 1.0

Creation Date: Aug 18, 2017

Revision Date: Aug 18, 2017

1.Identification

1.1 GHS Product identifier

Product name 2,3,4,5-Tetrahydro-1H-benzo[d]azepine

1.2 Other means of identification

Product number -
Other names 2,3,4,5-Tetrahydro-1H-3-benzazepine

1.3 Recommended use of the chemical and restrictions on use

Identified uses For industry use only.
Uses advised against no data available

1.4 Supplier's details

1.5 Emergency phone number

Emergency phone number -
Service hours Monday to Friday, 9am-5pm (Standard time zone: UTC/GMT +8 hours).

More Details:4424-20-8 SDS

4424-20-8Synthetic route

1,2-phenylenebis(ethane-2,1-diyl) dimethanesulfonate
130800-04-3

1,2-phenylenebis(ethane-2,1-diyl) dimethanesulfonate

2,3,4,5-tetrahydro-1H-3-benzazepine
4424-20-8

2,3,4,5-tetrahydro-1H-3-benzazepine

Conditions
ConditionsYield
With ammonia at 90℃; for 3h; Sealed tube;100%
Stage #1: 1,2-phenylenebis(ethane-2,1-diyl) dimethanesulfonate With ammonia In water; acetonitrile at 100℃; under 2068.65 Torr; for 1h;
Stage #2: With hydrogenchloride; water In acetonitrile pH=4;
Stage #3: With sodium hydroxide In diethyl ether; water; acetonitrile pH=14;
81%
With ammonia In ethanol; water at 80℃; for 0.666667h; Microwave;73%
With ammonia In acetonitrile at 100℃; under 2068.65 Torr; for 1h; Autoclave;20%
3-benzyl-2,3,4,5-tetrahydro-1H-benzo[d]azepine

3-benzyl-2,3,4,5-tetrahydro-1H-benzo[d]azepine

2,3,4,5-tetrahydro-1H-3-benzazepine
4424-20-8

2,3,4,5-tetrahydro-1H-3-benzazepine

Conditions
ConditionsYield
With hydrogenchloride; palladium 10% on activated carbon In ethanol; water at 20℃; for 48h;95%
3-formyl-2,3,4,5-tetrahydro-1H-3-benzazepine
215033-43-5

3-formyl-2,3,4,5-tetrahydro-1H-3-benzazepine

2,3,4,5-tetrahydro-1H-3-benzazepine
4424-20-8

2,3,4,5-tetrahydro-1H-3-benzazepine

Conditions
ConditionsYield
With sodium hydroxide In ethanol for 1h; Hydrolysis; Heating;77%
1,2-phenylenediacetonitrile
613-73-0

1,2-phenylenediacetonitrile

2,3,4,5-tetrahydro-1H-3-benzazepine
4424-20-8

2,3,4,5-tetrahydro-1H-3-benzazepine

Conditions
ConditionsYield
With ammonia; hydrogen; nickel In ethanol at 50℃; under 51714.8 Torr; for 24h;60%
With ammonia; hydrogen; Raney Nickel In methanol at 70℃; under 36201.3 Torr; for 48h;47%
In ethanol; dichloromethane35%
1,2-phenylenediacetonitrile
613-73-0

1,2-phenylenediacetonitrile

A

2,3,4,5-tetrahydro-1H-3-benzazepine
4424-20-8

2,3,4,5-tetrahydro-1H-3-benzazepine

B

2,2'-o-phenylene-bis-ethylamine
42988-81-8

2,2'-o-phenylene-bis-ethylamine

Conditions
ConditionsYield
With ethanol; ammonia; nickel under 51485.6 Torr; Hydrogenation;
lactam of/the/ 2-<β-amino-ethyl>-phenylacetic acid

lactam of/the/ 2-<β-amino-ethyl>-phenylacetic acid

2,3,4,5-tetrahydro-1H-3-benzazepine
4424-20-8

2,3,4,5-tetrahydro-1H-3-benzazepine

Conditions
ConditionsYield
With ethanol; sodium
ethanol
64-17-5

ethanol

ammonia
7664-41-7

ammonia

1,2-phenylenediacetonitrile
613-73-0

1,2-phenylenediacetonitrile

nickel

nickel

A

2,3,4,5-tetrahydro-1H-3-benzazepine
4424-20-8

2,3,4,5-tetrahydro-1H-3-benzazepine

B

2,2'-o-phenylene-bis-ethylamine
42988-81-8

2,2'-o-phenylene-bis-ethylamine

Conditions
ConditionsYield
unter Druck.Hydrogenation;
phenethylamine
64-04-0

phenethylamine

2,3,4,5-tetrahydro-1H-3-benzazepine
4424-20-8

2,3,4,5-tetrahydro-1H-3-benzazepine

Conditions
ConditionsYield
Multi-step reaction with 6 steps
1: 63 percent / Na2CO3; NaI; tetrabutylammonium bromide / dioxane / Heating
2: 99 percent / acetic anhydride / 1 h / 60 °C
3: 92 percent / aq. NaIO4 / methanol / 1.5 h / 20 °C
4: 47 percent / TFAA; BF3*Et2O / benzene / 2 h / 20 °C
5: 77 percent / NiCl2*6H2O; NaBH4 / methanol; tetrahydrofuran / 0.33 h / 20 °C
6: 77 percent / aq. NaOH / ethanol / 1 h / Heating
View Scheme
N-(2-phenylethyl)-2-phenylsulfanylethylamine
304011-19-6

N-(2-phenylethyl)-2-phenylsulfanylethylamine

2,3,4,5-tetrahydro-1H-3-benzazepine
4424-20-8

2,3,4,5-tetrahydro-1H-3-benzazepine

Conditions
ConditionsYield
Multi-step reaction with 5 steps
1: 99 percent / acetic anhydride / 1 h / 60 °C
2: 92 percent / aq. NaIO4 / methanol / 1.5 h / 20 °C
3: 47 percent / TFAA; BF3*Et2O / benzene / 2 h / 20 °C
4: 77 percent / NiCl2*6H2O; NaBH4 / methanol; tetrahydrofuran / 0.33 h / 20 °C
5: 77 percent / aq. NaOH / ethanol / 1 h / Heating
View Scheme
N-(2-phenylethyl)-N-(2-phenylsulfanylethyl)formamide
304011-24-3

N-(2-phenylethyl)-N-(2-phenylsulfanylethyl)formamide

2,3,4,5-tetrahydro-1H-3-benzazepine
4424-20-8

2,3,4,5-tetrahydro-1H-3-benzazepine

Conditions
ConditionsYield
Multi-step reaction with 4 steps
1: 92 percent / aq. NaIO4 / methanol / 1.5 h / 20 °C
2: 47 percent / TFAA; BF3*Et2O / benzene / 2 h / 20 °C
3: 77 percent / NiCl2*6H2O; NaBH4 / methanol; tetrahydrofuran / 0.33 h / 20 °C
4: 77 percent / aq. NaOH / ethanol / 1 h / Heating
View Scheme
3-formyl-1-phenylsulfanyl-2,3,4,5-tetrahydro-1H-3-benzazepine
304011-32-3

3-formyl-1-phenylsulfanyl-2,3,4,5-tetrahydro-1H-3-benzazepine

2,3,4,5-tetrahydro-1H-3-benzazepine
4424-20-8

2,3,4,5-tetrahydro-1H-3-benzazepine

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: 77 percent / NiCl2*6H2O; NaBH4 / methanol; tetrahydrofuran / 0.33 h / 20 °C
2: 77 percent / aq. NaOH / ethanol / 1 h / Heating
View Scheme
N-(2-phenylethyl)-N-(2-phenylsulfinylethyl)formamide
304011-27-6

N-(2-phenylethyl)-N-(2-phenylsulfinylethyl)formamide

2,3,4,5-tetrahydro-1H-3-benzazepine
4424-20-8

2,3,4,5-tetrahydro-1H-3-benzazepine

Conditions
ConditionsYield
Multi-step reaction with 3 steps
1: 47 percent / TFAA; BF3*Et2O / benzene / 2 h / 20 °C
2: 77 percent / NiCl2*6H2O; NaBH4 / methanol; tetrahydrofuran / 0.33 h / 20 °C
3: 77 percent / aq. NaOH / ethanol / 1 h / Heating
View Scheme
1,3,4,5-tetrahydro-2H-benzo[d]azepin-2-one
15987-50-5

1,3,4,5-tetrahydro-2H-benzo[d]azepin-2-one

2,3,4,5-tetrahydro-1H-3-benzazepine
4424-20-8

2,3,4,5-tetrahydro-1H-3-benzazepine

Conditions
ConditionsYield
With borane-THF
1,2-Phenylenediacetic acid
7500-53-0

1,2-Phenylenediacetic acid

2,3,4,5-tetrahydro-1H-3-benzazepine
4424-20-8

2,3,4,5-tetrahydro-1H-3-benzazepine

Conditions
ConditionsYield
Multi-step reaction with 3 steps
1: lithium aluminium tetrahydride / tetrahydrofuran / 0 - 20 °C
2: triethylamine / dichloromethane / 0.5 h / 0 °C
3: ammonia / acetonitrile / 1 h / 100 °C / 2068.65 Torr / Autoclave
View Scheme
Multi-step reaction with 3 steps
1: lithium aluminium tetrahydride / tetrahydrofuran / 16 h / Reflux
2: triethylamine / dichloromethane / 0.5 h / 20 °C
3: ammonia / 3 h / 90 °C / Sealed tube
View Scheme
2,2’-(1,2-phenylene)diethanol
17378-99-3

2,2’-(1,2-phenylene)diethanol

2,3,4,5-tetrahydro-1H-3-benzazepine
4424-20-8

2,3,4,5-tetrahydro-1H-3-benzazepine

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: triethylamine / dichloromethane / 0.5 h / 0 °C
2: ammonia / acetonitrile / 1 h / 100 °C / 2068.65 Torr / Autoclave
View Scheme
Multi-step reaction with 2 steps
1: triethylamine / dichloromethane / 0.5 h / 20 °C
2: ammonia / 3 h / 90 °C / Sealed tube
View Scheme
2,3,4,5-tetrahydro-1H-3-benzazepine
4424-20-8

2,3,4,5-tetrahydro-1H-3-benzazepine

trifluoroacetic anhydride
407-25-0

trifluoroacetic anhydride

3-trifluoroacetyl-2,3,4,5-tetrahydro-1H-3-benzazepine
158726-30-8

3-trifluoroacetyl-2,3,4,5-tetrahydro-1H-3-benzazepine

Conditions
ConditionsYield
With triethylamine In dichloromethane at 0℃; for 1h;100%
In dichloromethane at -20 - 20℃; for 12h;98%
With pyridine In dichloromethane at 0 - 20℃; Inert atmosphere;97%
2,3,4,5-tetrahydro-1H-3-benzazepine
4424-20-8

2,3,4,5-tetrahydro-1H-3-benzazepine

4-Chlorophenyl isothiocyanate
2131-55-7

4-Chlorophenyl isothiocyanate

N-(4-Chlorophenyl)-1 ,2,4,5-tetrahydro-3H-3-benzazepine-3-carbothioamide
915104-43-7

N-(4-Chlorophenyl)-1 ,2,4,5-tetrahydro-3H-3-benzazepine-3-carbothioamide

Conditions
ConditionsYield
In dichloromethane at 20℃; for 1h;100%
2,3,4,5-tetrahydro-1H-3-benzazepine
4424-20-8

2,3,4,5-tetrahydro-1H-3-benzazepine

1-(1,2,4,5-tetrahydro-benzo[d]azepin-3-yl)-ethanone
10533-22-9

1-(1,2,4,5-tetrahydro-benzo[d]azepin-3-yl)-ethanone

Conditions
ConditionsYield
With acetic anhydride; triethylamine In dichloromethane; water95%
2,3,4,5-tetrahydro-1H-3-benzazepine
4424-20-8

2,3,4,5-tetrahydro-1H-3-benzazepine

acetic anhydride
108-24-7

acetic anhydride

1-(1,2,4,5-tetrahydro-benzo[d]azepin-3-yl)-ethanone
10533-22-9

1-(1,2,4,5-tetrahydro-benzo[d]azepin-3-yl)-ethanone

Conditions
ConditionsYield
With triethylamine In dichloromethane at 0 - 20℃; for 18h;95%
With triethylamine In dichloromethane50%
With triethylamine In dichloromethane at 20℃; for 18h;
2,3,4,5-tetrahydro-1H-3-benzazepine
4424-20-8

2,3,4,5-tetrahydro-1H-3-benzazepine

Conditions
ConditionsYield
With sulfuric acid; nitric acid; trifluoroacetic acid at 0℃; regioselective reaction;90%
With sulfuric acid; nitric acid; trifluoroacetic acid at 0℃; for 2h;63%
Stage #1: 2,3,4,5-tetrahydro-1H-3-benzazepine With sulfuric acid at 0℃; for 0.5h;
Stage #2: With nitric acid In water at 0℃; for 2h;
25%
2,3,4,5-tetrahydro-1H-3-benzazepine
4424-20-8

2,3,4,5-tetrahydro-1H-3-benzazepine

7-nitro-2,3,4,5-tetrahydro-1H-benzo[d]azepine monosulfate
1241840-94-7

7-nitro-2,3,4,5-tetrahydro-1H-benzo[d]azepine monosulfate

Conditions
ConditionsYield
Stage #1: 2,3,4,5-tetrahydro-1H-3-benzazepine With trifluoroacetic acid for 0.5h; Inert atmosphere;
Stage #2: With sulfuric acid for 0.25h;
Stage #3: With nitric acid at 5 - 10℃; for 4h; regioselective reaction;
90%
With sulfuric acid; nitric acid; trifluoroacetic acid at 0 - 10℃;86%
2,3,4,5-tetrahydro-1H-3-benzazepine
4424-20-8

2,3,4,5-tetrahydro-1H-3-benzazepine

ethyl N-[4-chloro-6-(2H-indazol-2-yl)pyrimidin-2-yl]-beta-alaninate

ethyl N-[4-chloro-6-(2H-indazol-2-yl)pyrimidin-2-yl]-beta-alaninate

C26H28N6O2

C26H28N6O2

Conditions
ConditionsYield
With N-ethyl-N,N-diisopropylamine In isopropyl alcohol at 160℃; for 1h; Microwave irradiation;89%
In isopropyl alcohol for 2h;83%
2,3,4,5-tetrahydro-1H-3-benzazepine
4424-20-8

2,3,4,5-tetrahydro-1H-3-benzazepine

N-[6-chloro-2-(2-pyridinyl)-4-pyrimidinyl]-β-alanine
1373424-45-3

N-[6-chloro-2-(2-pyridinyl)-4-pyrimidinyl]-β-alanine

(3-((2-pyridin-2-yl)-6-(1,2,4,5-tetrahydro-3H-benzo[d]azepin-3-yl)pyrimidin-4-yl)amino)propanoic acid
1373422-53-7

(3-((2-pyridin-2-yl)-6-(1,2,4,5-tetrahydro-3H-benzo[d]azepin-3-yl)pyrimidin-4-yl)amino)propanoic acid

Conditions
ConditionsYield
With N-ethyl-N,N-diisopropylamine In dimethyl sulfoxide at 150℃; for 1h; Microwave irradiation;86%
2,3,4,5-tetrahydro-1H-3-benzazepine
4424-20-8

2,3,4,5-tetrahydro-1H-3-benzazepine

ethyl N-[4-chloro-6-(2H-1,2,3-triazol-2-yl)pyrimidin-2-yl]-beta-alaninate

ethyl N-[4-chloro-6-(2H-1,2,3-triazol-2-yl)pyrimidin-2-yl]-beta-alaninate

ethyl N-[4-(1,2,4,5-tetrahydro-3H-3-benzazepin-3-yl)-6-(2H-1,2,3-triazol-2-yl)pyrimidin-2-yl]-beta-alaninate

ethyl N-[4-(1,2,4,5-tetrahydro-3H-3-benzazepin-3-yl)-6-(2H-1,2,3-triazol-2-yl)pyrimidin-2-yl]-beta-alaninate

Conditions
ConditionsYield
With N-ethyl-N,N-diisopropylamine In isopropyl alcohol at 160℃; for 1h; Microwave irradiation;85%
In isopropyl alcohol for 2h;35%
2,3,4,5-tetrahydro-1H-3-benzazepine
4424-20-8

2,3,4,5-tetrahydro-1H-3-benzazepine

ethyl N-[4-chloro-6-(1H-1,2,3-triazol-1-yl)pyrimidin-2-yl]-beta-alaninate

ethyl N-[4-chloro-6-(1H-1,2,3-triazol-1-yl)pyrimidin-2-yl]-beta-alaninate

ethyl N-[4-(1,2,4,5-tetrahydro-3H-3-benzazepin-3-yl)-6-(1H-1,2,3-triazol-1-yl)pyrimidin-2-yl]-beta-alaninate

ethyl N-[4-(1,2,4,5-tetrahydro-3H-3-benzazepin-3-yl)-6-(1H-1,2,3-triazol-1-yl)pyrimidin-2-yl]-beta-alaninate

Conditions
ConditionsYield
With N-ethyl-N,N-diisopropylamine In isopropyl alcohol at 160℃; for 1h; Microwave irradiation;85%
In isopropyl alcohol for 2h;75%
2,3,4,5-tetrahydro-1H-3-benzazepine
4424-20-8

2,3,4,5-tetrahydro-1H-3-benzazepine

ethyl N-[4-chloro-6-(1H-pyrazol-1-yl)pyrimidin-2-yl]-beta-alaninate

ethyl N-[4-chloro-6-(1H-pyrazol-1-yl)pyrimidin-2-yl]-beta-alaninate

ethyl N-[4-(1H-pyrazol-1-yl)-6-(1,2,4,5-tetrahydro-3H-3-benzazepin-3-yl)pyrimidin-2-yl]-beta-alaninate

ethyl N-[4-(1H-pyrazol-1-yl)-6-(1,2,4,5-tetrahydro-3H-3-benzazepin-3-yl)pyrimidin-2-yl]-beta-alaninate

Conditions
ConditionsYield
In isopropyl alcohol for 2h;84%
With N-ethyl-N,N-diisopropylamine In isopropyl alcohol at 160℃; for 1h; Microwave irradiation;84%
2,3,4,5-tetrahydro-1H-3-benzazepine
4424-20-8

2,3,4,5-tetrahydro-1H-3-benzazepine

methyl 2-isocyanatobenzoate
1793-07-3

methyl 2-isocyanatobenzoate

methyl 2-(2,3,4,5-tetrahydro-1H-benzo[d]azepine-3-carboxamido)benzoate

methyl 2-(2,3,4,5-tetrahydro-1H-benzo[d]azepine-3-carboxamido)benzoate

Conditions
ConditionsYield
With triethylamine In dichloromethane at 25℃; for 2h; Inert atmosphere;83%
2,3,4,5-tetrahydro-1H-3-benzazepine
4424-20-8

2,3,4,5-tetrahydro-1H-3-benzazepine

2-(chloromethyl)-5-nitro-1H-benzo[d]imidazole
14625-39-9

2-(chloromethyl)-5-nitro-1H-benzo[d]imidazole

3-((5-nitro-1H-benzo[d]imidazol-2-yl)methyl)-2,3,4,5-tetrahydro-1H-benzo[d]azepine

3-((5-nitro-1H-benzo[d]imidazol-2-yl)methyl)-2,3,4,5-tetrahydro-1H-benzo[d]azepine

Conditions
ConditionsYield
With sodium carbonate In acetonitrile at 23℃;82%
2,3,4,5-tetrahydro-1H-3-benzazepine
4424-20-8

2,3,4,5-tetrahydro-1H-3-benzazepine

acetyl chloride
75-36-5

acetyl chloride

1-(1,2,4,5-tetrahydro-benzo[d]azepin-3-yl)-ethanone
10533-22-9

1-(1,2,4,5-tetrahydro-benzo[d]azepin-3-yl)-ethanone

Conditions
ConditionsYield
With triethylamine In tetrahydrofuran at 20℃; for 1h;80%
2,3,4,5-tetrahydro-1H-3-benzazepine
4424-20-8

2,3,4,5-tetrahydro-1H-3-benzazepine

ethyl N-[4-chloro-6-(1,3-thiazol-2-yl)pyrimidin-2-yl]-beta-alaninate

ethyl N-[4-chloro-6-(1,3-thiazol-2-yl)pyrimidin-2-yl]-beta-alaninate

ethyl N-[4-(1,2,4,5-tetrahydro-3H-3-benzazepin-3-yl)-6-(1,3-thiazol-2-yl)pyrimidin-2-yl]-beta-alaninate

ethyl N-[4-(1,2,4,5-tetrahydro-3H-3-benzazepin-3-yl)-6-(1,3-thiazol-2-yl)pyrimidin-2-yl]-beta-alaninate

Conditions
ConditionsYield
In isopropyl alcohol for 2h;80%
With N-ethyl-N,N-diisopropylamine In isopropyl alcohol at 160℃; for 1h; Microwave irradiation;80%
2,3,4,5-tetrahydro-1H-3-benzazepine
4424-20-8

2,3,4,5-tetrahydro-1H-3-benzazepine

C12H10ClN5

C12H10ClN5

C22H22N6

C22H22N6

Conditions
ConditionsYield
With N-ethyl-N,N-diisopropylamine In isopropyl alcohol at 160℃; for 1h; Microwave irradiation;80%
2,3,4,5-tetrahydro-1H-3-benzazepine
4424-20-8

2,3,4,5-tetrahydro-1H-3-benzazepine

C9H11N3O2

C9H11N3O2

Conditions
ConditionsYield
With sulfuric acid; potassium nitrate at 5℃; for 0.166667h;71%
2,3,4,5-tetrahydro-1H-3-benzazepine
4424-20-8

2,3,4,5-tetrahydro-1H-3-benzazepine

Methyl 4-(bromomethyl)benzoate
2417-72-3

Methyl 4-(bromomethyl)benzoate

methyl 4-((1,2,4,5-tetrahydro-3H-benzo[d]azepin-3-yl)methyl)benzoate

methyl 4-((1,2,4,5-tetrahydro-3H-benzo[d]azepin-3-yl)methyl)benzoate

Conditions
ConditionsYield
With potassium carbonate In acetonitrile at 85℃; for 4h;71%
2,3,4,5-tetrahydro-1H-3-benzazepine
4424-20-8

2,3,4,5-tetrahydro-1H-3-benzazepine

7-nitro-2,3,4,5-tetrahydro-1H-benzo[d]azepine nitrate salt
118454-13-0

7-nitro-2,3,4,5-tetrahydro-1H-benzo[d]azepine nitrate salt

Conditions
ConditionsYield
With nitric acid at -10℃; for 0.5h; Cooling with acetone-dry ice;70%
2,3,4,5-tetrahydro-1H-3-benzazepine
4424-20-8

2,3,4,5-tetrahydro-1H-3-benzazepine

C20H25N3O4S2
82771-52-6

C20H25N3O4S2

Conditions
ConditionsYield
With bis(chlorosulfonyl)amine; triethylamine In dichloromethane; acetonitrile at 25℃; for 12h;67%
2,3,4,5-tetrahydro-1H-3-benzazepine
4424-20-8

2,3,4,5-tetrahydro-1H-3-benzazepine

benzaldehyde
100-52-7

benzaldehyde

β-naphthol
135-19-3

β-naphthol

1-[(4,5-dihydro-1H-benzo[d]azepin-3(2H)-yl)phenylmethyl]naphthalen-2-ol

1-[(4,5-dihydro-1H-benzo[d]azepin-3(2H)-yl)phenylmethyl]naphthalen-2-ol

Conditions
ConditionsYield
In neat (no solvent) at 60℃; for 2h; Mannich Aminomethylation; Autoclave; Microwave irradiation;67%
2,3,4,5-tetrahydro-1H-3-benzazepine
4424-20-8

2,3,4,5-tetrahydro-1H-3-benzazepine

1,1-dimethylethyl[trans-4-(2-oxoethyl)cyclohexyl]carbamate
215790-29-7

1,1-dimethylethyl[trans-4-(2-oxoethyl)cyclohexyl]carbamate

trans-3-(2-(1-(4-(N-tert-butoxycarbonyl)amino)cyclohexyl)ethyl)-2,3,4,5-tetrahydro-1H-3-benzazepine

trans-3-(2-(1-(4-(N-tert-butoxycarbonyl)amino)cyclohexyl)ethyl)-2,3,4,5-tetrahydro-1H-3-benzazepine

Conditions
ConditionsYield
Stage #1: 2,3,4,5-tetrahydro-1H-3-benzazepine; 1,1-dimethylethyl[trans-4-(2-oxoethyl)cyclohexyl]carbamate With sodium tris(acetoxy)borohydride In 1,2-dichloro-ethane at 20℃; for 0.5h;
Stage #2: With water; potassium carbonate In dichloromethane; 1,2-dichloro-ethane
62%
2,3,4,5-tetrahydro-1H-3-benzazepine
4424-20-8

2,3,4,5-tetrahydro-1H-3-benzazepine

ethyl N-(2-{4-[2-(1,3-dioxolan-2-yl)ethyl]-2-pyridinyl}-6-{[(4-methylphenyl)sulfonyl]oxy}-4-pyrimidinyl)-β-alaninate
1373424-24-8

ethyl N-(2-{4-[2-(1,3-dioxolan-2-yl)ethyl]-2-pyridinyl}-6-{[(4-methylphenyl)sulfonyl]oxy}-4-pyrimidinyl)-β-alaninate

ethyl N-[2-{4-[2-(1,3-dioxolan-2-yl)ethyl]-2-pyridinyl}-6-(1,2,4,5-tetrahydro-3H-3-benzazepin-3-yl)-4-pyrimidinyl]-β-alaninate
1373424-25-9

ethyl N-[2-{4-[2-(1,3-dioxolan-2-yl)ethyl]-2-pyridinyl}-6-(1,2,4,5-tetrahydro-3H-3-benzazepin-3-yl)-4-pyrimidinyl]-β-alaninate

Conditions
ConditionsYield
In isopropyl alcohol at 150℃; for 1h; Microwave irradiation;60%
2,3,4,5-tetrahydro-1H-3-benzazepine
4424-20-8

2,3,4,5-tetrahydro-1H-3-benzazepine

4-chloro-1-(4-chlorophenyl)butan-1-one
40877-09-6

4-chloro-1-(4-chlorophenyl)butan-1-one

1-(4-chlorophenyl)-4-(4,5-dihydro-1H-benzo[d]azepin-3(2H)-yl)butan-1-one hydrochloride

1-(4-chlorophenyl)-4-(4,5-dihydro-1H-benzo[d]azepin-3(2H)-yl)butan-1-one hydrochloride

Conditions
ConditionsYield
Stage #1: 2,3,4,5-tetrahydro-1H-3-benzazepine; 4-chloro-1-(4-chlorophenyl)butan-1-one With potassium carbonate; potassium iodide In 1,2-dimethoxyethane at 120℃; for 1h; Sealed tube; Microwave irradiation;
Stage #2: With hydrogenchloride In diethyl ether Solvent;
59%
2,3,4,5-tetrahydro-1H-3-benzazepine
4424-20-8

2,3,4,5-tetrahydro-1H-3-benzazepine

α-naphthol
90-15-3

α-naphthol

benzaldehyde
100-52-7

benzaldehyde

2-[(4,5-dihydro-1H-benzo[d]azepin-3(2H)-yl)-phenyl-methyl]-naphthalen-1-ol

2-[(4,5-dihydro-1H-benzo[d]azepin-3(2H)-yl)-phenyl-methyl]-naphthalen-1-ol

Conditions
ConditionsYield
In neat (no solvent) at 55℃; for 1.5h; Mannich Aminomethylation; Autoclave; Microwave irradiation;55%
2,3,4,5-tetrahydro-1H-3-benzazepine
4424-20-8

2,3,4,5-tetrahydro-1H-3-benzazepine

2-(3-{5-chloro-2-[(oxan-4-yl)amino]pyrimidin-4-yl}-5-oxo-5H,6H,7H-pyrrolo[3,4-b]pyridin-6-yl)acetic acid

2-(3-{5-chloro-2-[(oxan-4-yl)amino]pyrimidin-4-yl}-5-oxo-5H,6H,7H-pyrrolo[3,4-b]pyridin-6-yl)acetic acid

3-{5-chloro-2-[(oxan-4-yl)amino]pyrimidin-4-yl}-6-[2-oxo-2-(2,3,4,5-tetrahydro-1H-3-benzazepin-3-yl)ethyl]-5H,6H,7H-pyrrolo[3,4-b]pyridin-5-one

3-{5-chloro-2-[(oxan-4-yl)amino]pyrimidin-4-yl}-6-[2-oxo-2-(2,3,4,5-tetrahydro-1H-3-benzazepin-3-yl)ethyl]-5H,6H,7H-pyrrolo[3,4-b]pyridin-5-one

Conditions
ConditionsYield
With 2,4,6-tripropyl-1,3,5,2,4,6-trioxatriphosphinane-2,4,6-trioxide; triethylamine In ethyl acetate; N,N-dimethyl-formamide for 1h;51.9%

4424-20-8Relevant academic research and scientific papers

1,2,4-Triazol-3-yl-thiopropyl-tetrahydrobenzazepines: A series of potent and selective dopamine D3 receptor antagonists

Micheli, Fabrizio,Bonanomi, Giorgio,Blaney, Frank E.,Braggio, Simone,Capelli, Anna Maria,Checchia, Anna,Curcuruto, Ornella,Damiani, Federica,Di Fabio, Romano,Donati, Daniele,Gentile, Gabriella,Gribble, Andy,Hamprecht, Dieter,Tedesco, Giovanna,Terreni, Silvia,Tarsi, Luca,Lightfoot, Andrew,Stemp, Geoff,MacDonald, Gregor,Smith, Alex,Pecoraro, Michela,Petrone, Marcella,Perini, Ornella,Piner, Jacqui,Rossi, Tino,Worby, Angela,Pilla, Maria,Valerio, Enzo,Griffante, Cristiana,Mugnaini, Manolo,Wood, Martyn,Scott, Claire,Andreoli, Michela,Lacroix, Laurent,Schwarz, Adam,Gozzi, Alessandro,Bifone, Angelo,Ashby Jr., Charles R.,Hagan, Jim J.,Heidbreder, Christian

, p. 5076 - 5089 (2007)

The discovery of new highly potent and selective dopamine D3 receptor antagonists has recently permitted characterization of the role of the dopamine D3 receptor in a wide range of preclinical animal models. A novel series of 1,2,4-triazol-3-yl-thiopropyl-tetrahydrobenzazepines demonstrating a high level of D3 affinity and selectivity with an excellent pharmacokinetic profile is reported here. In particular, the pyrazolyl derivative 35 showed good oral bioavailability and brain penetration associated with high potency and selectivity in vitro. In vivo characterization of 35 confirmed that this compound blocks the expression of nicotine- and cocaine-conditioned place preference in the rat, prevents nicotine-triggered reinstatement of nicotine-seeking behavior in the rat, reduces oral operant alcohol self-administration in the mouse, increases extracellular levels of acetylcholine in the rat medial prefrontal cortex, and potentiates the amplitude of the relative cerebral blood volume response to d-amphetamine in a regionally specific manner in the rat brain.

Compound as potassium channel modulator

-

, (2018/07/30)

The invention relates to a compound as a potassium channel modulator, which is a compound of a formula (I) or a pharmaceutically acceptable salt thereof. The compound or the pharmaceutically acceptable salt thereof is effective for curing and preventing diseases and symptoms influenced by the activity of potassium ion channels.

HETEROCYCLIC COMPOUNDS AS AXL INHIBITORS

-

, (2016/01/15)

Compounds of Formula I and their uses of effective AXL inhibitors and for the treatment of physical condition mediated by AXL.

7-Sulfonamido-3-benzazepines as potent and selective 5-HT2C receptor agonists: Hit-to-lead optimization

Fish, Paul V.,Brown, Alan D.,Evrard, Edel,Roberts, Lee R.

scheme or table, p. 1871 - 1875 (2009/12/03)

New 7-sulfonamido-3-benzazepines 3 are disclosed as 5-HT2C receptor agonists. Appropriate substitution of the amino group (R1R2N-) gave compounds that were potent 5-HT2C agonists with minimal activation of the 5-HT2A and 5-HT2B receptors. Furthermore, representative examples had excellent in vitro ADME properties and good selectivity over ion channel activity.

USE OF ION CHANNEL MODULATORS IN THE PROPHYLAXIS AND TREATMENT OF INFLAMMATORY AND IMMUNOLOGICAL DISEASES

-

Page/Page column 39-41, (2010/11/30)

Use of compounds of general formula (1) and pharmacologically acceptable salts and prodrugs thereof:Formula (1) wherein A and B are CH2 or CH2CH2, R1 is hydrogen, alkyl, cycloalkyl, aryl, aralkyl or heteroaralkyl, R2, R3 and R4 are selected from hydrogen, alkyl, halogen, haloalkyl, alkoxy, alkoxycarbonyl, carboxyl, hydroxyl or cyano; X is R5CO, R5SO2, R5R7NCO, R5R7NSO2, R5SO2NR7CO or CO2R8, Y is R6CO, R6SO2, R6R7NCO, R6R7NSO2, R6SO2NR7CO or CO2R8, R5 and R6 are hydrogen, alkyl, aryl, aralkyl, heteroaryl or heteroaralkyl, R7 is hydrogen, alkyl, aryl or aralkyl, and R8 is alkyl, aryl, aralkyl, alkoxyalkyl, heteroaryl or heteroarylalkyl, provided that when X is R5CO or R5SO2, then Y is not R6CO, R6SO2 or R6R7NCO, in the manufacture of a medicament for the prophylaxis or treatment of inflammatory or immunological disease.

FUSED BICYCLIC DERIVATIVES OF 2,4-DIAMINOPYRIMIDINE AS ALK AND C-MET INHIBITORS

-

Page/Page column 259; 315, (2008/12/05)

The present invention provides a compound of formula I or II or a pharmaceutically acceptable salt form thereof, wherein R1, R2, R3, R4, R5, A1, A2, A3, A4, and A5, are as defined herein. The compounds of formula I or II have ALK and/or c-Met inhibitory activity, and may be used to treat proliferative disorders.

Tetrahydrobenzazepines and their use

-

Page/Page column 12, (2008/06/13)

The invention relates to tetrahydrobenzazepines of the general formula I in which the variables Ar, A, B, Y, R1 and R2 have the meaninigs indicated in claim 1, as well as the N-oxides of these compounds, the physiologically tolerated acid addition salts of these compounds and the physiologically tolerated acid addition salts of the N-oxides. The invention also relates to a pharmaceutical compositon that comprises at least one tetrahydrobenzazepine compound of the formula I, the physically tolerated acid addition salt of I, the N-oxide of compound of the formula I and/or the physically tolerated acid addition salts of the N-oxides of I, and further to the use of a compound according to the present invention for treating disorders that respond benefically to dopamine D3 receptor antagonists or dopamine D3 agonists. The compounds according to the invention are preferably useful for the treatment of disorders of the central nervous system such as schizophrenia and depression and for the treatment of renal function disorders.

M3 MUSCARINIC ACETYLCHOLINE RECEPTOR ANTAGONISTS

-

Page/Page column 21, (2010/02/14)

Muscarinic Acetylcholine receptor antagonists and methods of using them are provided.

Tetrahydrobenzazepine derivatives useful as modulators of dopamine d3 receptors (antipsychotic agents)

-

, (2008/06/13)

The invention provides compounds of formula (I): wherein: R2 and R3 independently represent various substituents; R1 and R4 independently represent H, F, Cl, Br, Cl1-2alkyl, C1alkoxy, OH, CN, or NO2; B represents a sulfur atom or a —CH2-group; t represents 3 or 4; and A represents an optionally substituted 5- or 6-membered aromatic heterocyclic ring, or an optionally substituted bicyclic heterocyclic ring system in which at least the ring bound to the group B in Formula (I) is aromatic; or a salt thereof. Preferably, A is selected from one of the groups (i), (ii) or (iii): wherein X1 and X2 are independently N or CR8, and X3 is NR8, O or S; Y1 and Y3 are independently N or CR9, and Y2 is NR9, O or S; Z1 is NR10, O or S, and Z2 and Z3 are independently N or CR10; R8, R9, and R10 are as herein defined, and R7 is H, a halogen atom, OH, cyano, nitro, C1-4alkyl, C1-4alkoxy, C1-4alkylenedioxy, C1-4alkanoyl, or C1-4alkylsulfonyl, an optionally substituted 3-, 4-, 5- or 6-membered cycloalkyl ring, or a group of the formula (a), (b), (c) or (d) as defined by the formulas (a), (b), (c) or (d). The compounds are modulators of dopamine D3 receptors and have potential in the treatment of psychotic conditions (e.g. schizophrenia) or substance abuse.

Piperadinyl-substituted pyridylalkane, alkene and alkine carboxamides

-

, (2008/06/13)

The invention relates to new piperidinyl-substituted pyridyl carboxamides of the general formula (I), wherein the structure element E has meanings (E1) or (E2) and whereby the heterocyclic ring can optionally have a double bond. These substances have especially high cytostatic activities and pronounced immunosuppressive properties which make them suitable for therapeutic treatment in broad tumor spectrum.

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