8-Chloro-5,6-dihydro-11H-benzo[5,6]cyclohepta[1,2-b]pyridin-11-one supplier

Name
8-Chloro-5,6-dihydro-11H-benzo[5,6]cyclohepta[1,2-b]pyridin-11-one
EINECS 700-257-5
CAS No. 31251-41-9
Article Data13
CAS DataBase
Density 1.314 g/cm³
Solubility
Melting Point 90-92 °C
Formula C₁₄H₁₀ClNO
Boiling Point 433.614 °C at 760 mmHg
Molecular Weight 243.692
Flash Point 216.042 °C
Transport Information
Appearance Yellow solid
Safety
Risk Codes
Molecular Structure
Hazard Symbols Xi
Synonyms 8-Chloro-10,11-dihydro-4-aza-5H-dibenzo[a,d]cycloheptan-5-one;
PSA 29.96000
LogP 3.06460

Synthetic route

: 31255-57-9
3-[2-(3-chlorophenyl)ethyl]-2-pyridine-carbonitrile

: 31251-41-9
8-chloro-5,6-dihydro-11H-Benzo[5,6]cyclohepta[1,2-b]pyridin-11-one

Conditions

Conditions	Yield
Stage #1: 3-[2-(3-chlorophenyl)ethyl]-2-pyridine-carbonitrile With trifluorormethanesulfonic acid at 60℃; for 1h; Stage #2: With hydrogenchloride In water at 20℃; for 1h; Heating / reflux;	94%
With PPA at 200℃;	45%
With PPA Heating;

: 251353-79-4
3-[2-(5-chloro-2-iodo-phenyl)-ethyl]-pyridine-2-carboxylic acid methyl-phenyl-amide

: 31251-41-9
8-chloro-5,6-dihydro-11H-Benzo[5,6]cyclohepta[1,2-b]pyridin-11-one

Conditions

Conditions	Yield
With n-butyllithium In tetrahydrofuran; cyclohexane at -78℃; for 0.166667h;	91%
With n-butyllithium In tetrahydrofuran; cyclohexane at -78℃; for 0.166667h;	78%

: C14H11ClN2

: 31251-41-9
8-chloro-5,6-dihydro-11H-Benzo[5,6]cyclohepta[1,2-b]pyridin-11-one

Conditions

Conditions	Yield
With water at 0 - 35℃; for 25 - 35h;	76.4%

: C14H11Cl2NO

: 31251-41-9
8-chloro-5,6-dihydro-11H-Benzo[5,6]cyclohepta[1,2-b]pyridin-11-one

Conditions

Conditions	Yield
With aluminum (III) chloride In carbon disulfide	40%

: 15396-37-9
2-iodoyl-3,5-dichlorobenzoic acid

: 31251-41-9
8-chloro-5,6-dihydro-11H-Benzo[5,6]cyclohepta[1,2-b]pyridin-11-one

Conditions

Conditions	Yield
Multi-step reaction with 5 steps 1.1: 121 g / (MeO)3B; BH3*Me2S / tetrahydrofuran / 18 h / 20 °C 2.1: PPh3; Br2 / acetonitrile / 1 h / 20 °C 3.1: LDA; t-BuOMe / various solvent(s); tetrahydrofuran / -30 - 0 °C 4.1: NaH / dimethylformamide / 1 h / 0 °C 4.2: 10 g / dimethylformamide / 0.25 h / 0 °C 5.1: 91 percent / n-BuLi / tetrahydrofuran; cyclohexane / 0.17 h / -78 °C View Scheme

: 82386-90-1
5-chloro-2-iodobenzyl alcohol

: 31251-41-9
8-chloro-5,6-dihydro-11H-Benzo[5,6]cyclohepta[1,2-b]pyridin-11-one

Conditions

Conditions	Yield
Multi-step reaction with 4 steps 1.1: PPh3; Br2 / acetonitrile / 1 h / 20 °C 2.1: LDA; t-BuOMe / various solvent(s); tetrahydrofuran / -30 - 0 °C 3.1: NaH / dimethylformamide / 1 h / 0 °C 3.2: 10 g / dimethylformamide / 0.25 h / 0 °C 4.1: 91 percent / n-BuLi / tetrahydrofuran; cyclohexane / 0.17 h / -78 °C View Scheme

: 82386-91-2
2-(bromomethyl)-4-chloro-1-iodobenzene

: 31251-41-9
8-chloro-5,6-dihydro-11H-Benzo[5,6]cyclohepta[1,2-b]pyridin-11-one

Conditions

Conditions	Yield
Multi-step reaction with 3 steps 1.1: LDA; t-BuOMe / various solvent(s); tetrahydrofuran / -30 - 0 °C 2.1: NaH / dimethylformamide / 1 h / 0 °C 2.2: 10 g / dimethylformamide / 0.25 h / 0 °C 3.1: 91 percent / n-BuLi / tetrahydrofuran; cyclohexane / 0.17 h / -78 °C View Scheme

: 251353-78-3
3-[2-(5-chloro-2-iodo-phenyl)-ethyl]-pyridine-2-carboxylic acid phenylamide

: 31251-41-9
8-chloro-5,6-dihydro-11H-Benzo[5,6]cyclohepta[1,2-b]pyridin-11-one

Conditions

Conditions	Yield
Multi-step reaction with 2 steps 1.1: NaH / dimethylformamide / 1 h / 0 °C 1.2: 10 g / dimethylformamide / 0.25 h / 0 °C 2.1: 91 percent / n-BuLi / tetrahydrofuran; cyclohexane / 0.17 h / -78 °C View Scheme

: 32998-95-1
N-tert-butyl-3-methylpyridine-2-carboxamide

: 31251-41-9
8-chloro-5,6-dihydro-11H-Benzo[5,6]cyclohepta[1,2-b]pyridin-11-one

Conditions

Conditions	Yield
Multi-step reaction with 3 steps 1: 1.) n-BuLi / 1.) THF, -40 deg C 2: POCl3 / Heating 3: PPA / Heating View Scheme

: 107285-30-3
3-<2-(3-chlorophenyl)ethyl>-N-(1,1-dimethylethyl)-2-pyridinecarboxamide

: 31251-41-9
8-chloro-5,6-dihydro-11H-Benzo[5,6]cyclohepta[1,2-b]pyridin-11-one

Conditions

Conditions	Yield
Multi-step reaction with 2 steps 1: POCl3 / Heating 2: PPA / Heating View Scheme

: 620-20-2
1-Chloro-3-chloromethyl-benzene

: 31251-41-9
8-chloro-5,6-dihydro-11H-Benzo[5,6]cyclohepta[1,2-b]pyridin-11-one

Conditions

Conditions	Yield
Multi-step reaction with 3 steps 1: 1.) n-BuLi / 1.) THF, -40 deg C 2: POCl3 / Heating 3: PPA / Heating View Scheme

: 255861-49-5
3-[2-(3-Chlorophenyl)ethyl]-pyridine-2-carboxylic acid hydrochloride

: 31251-41-9
8-chloro-5,6-dihydro-11H-Benzo[5,6]cyclohepta[1,2-b]pyridin-11-one

Conditions

Conditions	Yield
Stage #1: 3-[2-(3-Chlorophenyl)ethyl]-pyridine-2-carboxylic acid hydrochloride With thionyl chloride at 30 - 60℃; Stage #2: aluminum (III) chloride In 1,2-dichloro-ethane at -5 - 20℃;

: 271252-79-0
N-phenyl-3-[2-(3-chlorophenyl)ethyl]-2-pyridine carboxamide

: 10026-13-8, 874483-75-7
phosphorus pentachloride

: 7440-44-0
pyrographite

: 31251-41-9
8-chloro-5,6-dihydro-11H-Benzo[5,6]cyclohepta[1,2-b]pyridin-11-one

Conditions

Conditions	Yield
aluminium trichloride In hexane; dichloromethane; toluene	44.2 g (61%)

...Expand

: 271252-79-0
N-phenyl-3-[2-(3-chlorophenyl)ethyl]-2-pyridine carboxamide

: 7440-44-0
pyrographite

: 31251-41-9
8-chloro-5,6-dihydro-11H-Benzo[5,6]cyclohepta[1,2-b]pyridin-11-one

Conditions

Conditions	Yield
With trichlorophosphate In hexane; water; chlorobenzene	44.1 g (50.8%)

: 3-(2-(3-chlorophenyl)ethenyl)pyridine-2-carboxylate

: 31251-41-9
8-chloro-5,6-dihydro-11H-Benzo[5,6]cyclohepta[1,2-b]pyridin-11-one

Conditions

Conditions	Yield
Multi-step reaction with 4 steps 1: 5%-palladium/activated carbon; hydrogen / ethyl acetate / 4 h / 760.05 Torr 2: sodium hydroxide; water / ethanol / 48 h 3: thionyl chloride 4: aluminum (III) chloride / carbon disulfide View Scheme

: methyl 3-(2-(3-chlorophenyl)ethanyl)pyridine-2-carboxylate

: 31251-41-9
8-chloro-5,6-dihydro-11H-Benzo[5,6]cyclohepta[1,2-b]pyridin-11-one

Conditions

Conditions	Yield
Multi-step reaction with 3 steps 1: sodium hydroxide; water / ethanol / 48 h 2: thionyl chloride 3: aluminum (III) chloride / carbon disulfide View Scheme

: 3-(2-(3-chlorophenyl)ethanyl)pyridine-2-carboxylic acid

: 31251-41-9
8-chloro-5,6-dihydro-11H-Benzo[5,6]cyclohepta[1,2-b]pyridin-11-one

Conditions

Conditions	Yield
Multi-step reaction with 2 steps 1: thionyl chloride 2: aluminum (III) chloride / carbon disulfide View Scheme

: isopropyl 3-(2-(3-chlorophenyl)ethenyl)pyridine-2-carboxylate

: 31251-41-9
8-chloro-5,6-dihydro-11H-Benzo[5,6]cyclohepta[1,2-b]pyridin-11-one

Conditions

Conditions	Yield
Multi-step reaction with 4 steps 1: 5%-palladium/activated carbon; hydrogen / ethyl acetate / 48 h / 760.05 Torr 2: sodium hydroxide; water / ethanol / 5 h / Reflux 3: thionyl chloride 4: aluminum (III) chloride / carbon disulfide View Scheme

: isopropyl 3-(2-(3-chlorophenyl)ethanyl)pyridine-2-carboxylate

: 31251-41-9
8-chloro-5,6-dihydro-11H-Benzo[5,6]cyclohepta[1,2-b]pyridin-11-one

Conditions

Conditions	Yield
Multi-step reaction with 3 steps 1: sodium hydroxide; water / ethanol / 5 h / Reflux 2: thionyl chloride 3: aluminum (III) chloride / carbon disulfide View Scheme

: C20H15ClN2

: 31251-41-9
8-chloro-5,6-dihydro-11H-Benzo[5,6]cyclohepta[1,2-b]pyridin-11-one

Conditions

Conditions	Yield
With water; sodium hydroxide In tetrahydrofuran at 80 - 90℃; pH=10-11;

: 31251-41-9
8-chloro-5,6-dihydro-11H-Benzo[5,6]cyclohepta[1,2-b]pyridin-11-one

: 133330-72-0
8-Chloro-6,11-Dihydro-11-Hydroxy-5H-Benzo[5,6]-Cyclohepta[1,2-b]Pyridine

Conditions

Conditions	Yield
Stage #1: 8-chloro-5,6-dihydro-11H-Benzo[5,6]cyclohepta[1,2-b]pyridin-11-one With sodium tetrahydroborate In methanol at 0 - 20℃; for 1h; Stage #2: With hydrogenchloride In methanol; water	100%
With sodium tetrahydroborate In methanol at 10 - 20℃; for 2.75h;	96.9%
With sodium tetrahydroborate In methanol a) 0 deg C, 2.5 h, b) from 0 deg C to 25 deg C, 1 h;

: 31251-41-9
8-chloro-5,6-dihydro-11H-Benzo[5,6]cyclohepta[1,2-b]pyridin-11-one

: 63463-36-5
(1-methyl-4-piperidyl)magnesium chloride

: 38089-93-9
8-chloro-6,11-dihydro-11-(1-methyl-4-piperidinyl)-5H-benzo[5,6]cyclohepta[1,2-b]pyridin-11-ol

Conditions

Conditions	Yield
In tetrahydrofuran Reflux;	95%
With (trimethylsilyl)methylmagnesium chloride; lithium chloride; zinc(II) chloride In tetrahydrofuran; diethyl ether at 0℃; for 2h; Inert atmosphere;	90%
In tetrahydrofuran at -95 - -15℃; for 2 - 3h;	71.1%

: 31251-41-9
8-chloro-5,6-dihydro-11H-Benzo[5,6]cyclohepta[1,2-b]pyridin-11-one

: 3964-73-6
5,6-Dihydro-11H-benzo<5,6>cyclohepta<1,2-b>pyridin-11-one

Conditions

Conditions	Yield
With palladium on activated charcoal; hydrogen; triethylamine In tetrahydrofuran at 20℃; for 24h;	89%

: 31251-41-9
8-chloro-5,6-dihydro-11H-Benzo[5,6]cyclohepta[1,2-b]pyridin-11-one

: 216870-24-5
diethyl N-ethoxycarbonylpiperidine-4-phosphonate

: C24H28ClN2O5P

Conditions

Conditions	Yield
Stage #1: diethyl N-ethoxycarbonylpiperidine-4-phosphonate With n-butyllithium; diisopropylamine In tetrahydrofuran; hexane at -25 - -5℃; for 2h; Stage #2: 8-chloro-5,6-dihydro-11H-Benzo[5,6]cyclohepta[1,2-b]pyridin-11-one In tetrahydrofuran; hexane at -25 - -20℃; for 2h;	82%

: 31251-41-9
8-chloro-5,6-dihydro-11H-Benzo[5,6]cyclohepta[1,2-b]pyridin-11-one

: 931-20-4
1-methylpiperidin-2-one

: 212390-12-0
3-(8-Chloro-11-hydroxy-6,11-dihydro-5H-benzo[5,6]cyclohepta[1,2-b]pyridin-11-yl)-1-methyl-piperidin-2-one

Conditions

Conditions	Yield
With n-butyllithium; diisopropylamine In tetrahydrofuran; hexane 1.) -78 deg C, 30 min; -78 deg C to -5 deg C, 60 min, 2.) -78 deg C, 1 h; -78 deg C to -10 deg C, 1 h;	76%

: 127406-56-8
2-(4-formylphenyl)pyridine

: 31251-41-9
8-chloro-5,6-dihydro-11H-Benzo[5,6]cyclohepta[1,2-b]pyridin-11-one

: C26H18ClN3

Conditions

Conditions	Yield
With ammonium acetate; acetic acid for 10h; Reflux;	75%

: 31251-41-9
8-chloro-5,6-dihydro-11H-Benzo[5,6]cyclohepta[1,2-b]pyridin-11-one

: 1571-08-0
methyl 4-formylbenzoate

: C23H17ClN2O2

Conditions

Conditions	Yield
With ammonium acetate; acetic acid for 10h; Reflux;	75%

: 31251-41-9
8-chloro-5,6-dihydro-11H-Benzo[5,6]cyclohepta[1,2-b]pyridin-11-one

: 1208-88-4
4-phenylsulfanyl-benzaldehyde

: C27H19ClN2S

Conditions

Conditions	Yield
With ammonium acetate; acetic acid for 8h; Reflux;	74%

: 31251-41-9
8-chloro-5,6-dihydro-11H-Benzo[5,6]cyclohepta[1,2-b]pyridin-11-one

: 4707-71-5
Phenanthrene-9-carboxaldehyde

: C29H19ClN2

Conditions

Conditions	Yield
With ammonium acetate; acetic acid for 7h; Reflux;	74%

: 31251-41-9
8-chloro-5,6-dihydro-11H-Benzo[5,6]cyclohepta[1,2-b]pyridin-11-one

: 122-52-1
triethyl phosphite

: C18H21ClNO3P

Conditions

Conditions	Yield
With toluene-4-sulfonic acid In toluene at 20℃; for 24h;	73.8%

: 5570-77-4
4-chloro-1-methylpiperidine

: 31251-41-9
8-chloro-5,6-dihydro-11H-Benzo[5,6]cyclohepta[1,2-b]pyridin-11-one

: 38089-93-9
8-chloro-6,11-dihydro-11-(1-methyl-4-piperidinyl)-5H-benzo[5,6]cyclohepta[1,2-b]pyridin-11-ol

Conditions

Conditions	Yield
Stage #1: 4-chloro-1-methylpiperidine With magnesium; ethylene dibromide In tetrahydrofuran at 20 - 48℃; Stage #2: 8-chloro-5,6-dihydro-11H-Benzo[5,6]cyclohepta[1,2-b]pyridin-11-one In tetrahydrofuran at -80 - -70℃; for 2 - 3h; Product distribution / selectivity;	73.6%

: 31251-41-9
8-chloro-5,6-dihydro-11H-Benzo[5,6]cyclohepta[1,2-b]pyridin-11-one

: 105-07-7
4-cyanobenzaldehyde

: C22H14ClN3

Conditions

Conditions	Yield
With ammonium acetate; acetic acid for 6h; Reflux;	73%

: 31251-41-9
8-chloro-5,6-dihydro-11H-Benzo[5,6]cyclohepta[1,2-b]pyridin-11-one

: 67713-23-9
2,6-dibromobenzaldehyde

: C21H13Br2ClN2

Conditions

Conditions	Yield
With ammonium acetate; acetic acid for 6h; Reflux;	73%

: 31251-41-9
8-chloro-5,6-dihydro-11H-Benzo[5,6]cyclohepta[1,2-b]pyridin-11-one

: 32555-96-7
4-styrylbenzaldehyde

: C29H21ClN2

Conditions

Conditions	Yield
With ammonium acetate; acetic acid for 8h; Reflux;	72%

: 31251-41-9
8-chloro-5,6-dihydro-11H-Benzo[5,6]cyclohepta[1,2-b]pyridin-11-one

: 30084-90-3
9H-fluorene-2-carbaldehyde

: C28H19ClN2

Conditions

Conditions	Yield
With ammonium acetate; acetic acid for 6h; Reflux;	71%

: 31251-41-9
8-chloro-5,6-dihydro-11H-Benzo[5,6]cyclohepta[1,2-b]pyridin-11-one

: 110677-45-7
N-(4-formylphenyl)carbazole

: C33H22ClN3

Conditions

Conditions	Yield
With ammonium acetate; acetic acid for 10h; Reflux;	70%

: 31251-41-9
8-chloro-5,6-dihydro-11H-Benzo[5,6]cyclohepta[1,2-b]pyridin-11-one

: 5398-77-6
para-methanesulfonylbenzaldehyde

: C22H17ClN2O2S

Conditions

Conditions	Yield
With ammonium acetate; acetic acid for 10h; Reflux;	70%

: 31251-41-9
8-chloro-5,6-dihydro-11H-Benzo[5,6]cyclohepta[1,2-b]pyridin-11-one

: 69155-76-6
6-fluorochromone-3-carboxaldehyde

: C24H14ClFN2O2

Conditions

Conditions	Yield
With ammonium acetate; acetic acid for 8h; Reflux;	70%

: 31251-41-9
8-chloro-5,6-dihydro-11H-Benzo[5,6]cyclohepta[1,2-b]pyridin-11-one

: 83-38-5
2,6-dichlorobenzaldehyde

: C21H13Cl3N2

Conditions

Conditions	Yield
With ammonium acetate; acetic acid for 6h; Reflux;	69%

: 4649-09-6
1H-pyrrolo[2,3-b]pyridin-3-carbaldehyde

: 31251-41-9
8-chloro-5,6-dihydro-11H-Benzo[5,6]cyclohepta[1,2-b]pyridin-11-one

: C22H15ClN4

Conditions

Conditions	Yield
With ammonium acetate; acetic acid for 8h; Reflux;	68%

: 31251-41-9
8-chloro-5,6-dihydro-11H-Benzo[5,6]cyclohepta[1,2-b]pyridin-11-one

: 3446-89-7
4-(Methylthio)benzaldehyde

: C22H17ClN2S

Conditions

Conditions	Yield
With ammonium acetate; acetic acid for 7h; Reflux;	68%

: 27395-93-3
4-benzooxazol-2-yl-benzaldehyde

: 31251-41-9
8-chloro-5,6-dihydro-11H-Benzo[5,6]cyclohepta[1,2-b]pyridin-11-one

: C28H18ClN3O

Conditions

Conditions	Yield
With ammonium acetate; acetic acid for 7h; Reflux;	68%

: 3779-27-9
2,2'-bithiophene-5-carboxaldehyde

: 31251-41-9
8-chloro-5,6-dihydro-11H-Benzo[5,6]cyclohepta[1,2-b]pyridin-11-one

: C23H15ClN2S2

Conditions

Conditions	Yield
With ammonium acetate; acetic acid for 10h; Reflux;	67%

: 31251-41-9
8-chloro-5,6-dihydro-11H-Benzo[5,6]cyclohepta[1,2-b]pyridin-11-one

: 4181-05-9
4-(diphenylamino)benzaldehyde

: C33H24ClN3

Conditions

Conditions	Yield
With ammonium acetate; acetic acid for 10h; Reflux;	66%

: 31251-41-9
8-chloro-5,6-dihydro-11H-Benzo[5,6]cyclohepta[1,2-b]pyridin-11-one

: 121-45-9
phosphorous acid trimethyl ester

: dimethyl (8-chloro-6,11-dihydro-5H-benzo[5,6]cyclohepta[1,2-b]pyridin-11-yl)phosphonate

Conditions

Conditions	Yield
With phosphoric acid In chloroform at 20℃; for 12h;	65%

: 3-(2-cyclopropyl-4-(4-fluorophenyl)-3-quinolinyl)prop-2-enal

: 31251-41-9
8-chloro-5,6-dihydro-11H-Benzo[5,6]cyclohepta[1,2-b]pyridin-11-one

: C35H25ClFN3

Conditions

Conditions	Yield
With ammonium acetate; acetic acid for 7h; Reflux;	65%

8-Chloro-5,6-dihydro-11H-benzo[5,6]cyclohepta[1,2-b]pyridin-11-one Chemical Properties

Molecular structure of 8-Chloro-5,6-dihydro-11H-benzo[5,6]cyclohepta[1,2-b]pyridin-11-one (CAS NO.31251-41-9) is:

Product Name: 8-Chloro-5,6-dihydro-11H-benzo[5,6]cyclohepta[1,2-b]pyridin-11-one
CAS Registry Number: 31251-41-9
Systematic Name: 8-chloro-5,6-dihydro-11H-benzo[5,6]cyclohepta[1,2-b]pyridin-11-one
Empirical Formula: C₁₄H₁₀ClNO
Molecular Weight: 243.6883
Melting Point: 90-92°C
Index of Refraction: 1.632
Molar Refractivity: 66.136 cm³
Molar Volume: 185.481 cm³
Surface Tension: 53.838 dyne/cm
Density: 1.314 g/cm³
Flash Point: 216.042 °C
Enthalpy of Vaporization: 68.959 kJ/mol
Boiling Point: 433.614 °C at 760 mmHg
Product Categories: Aromatics Compounds;Aromatics;Heterocycles;Intermediates

8-Chloro-5,6-dihydro-11H-benzo[5,6]cyclohepta[1,2-b]pyridin-11-one Uses

8-Chloro-5,6-dihydro-11H-benzo[5,6]cyclohepta[1,2-b]pyridin-11-one (CAS NO.31251-41-9) can be used as loratadine intermediate.

8-Chloro-5,6-dihydro-11H-benzo[5,6]cyclohepta[1,2-b]pyridin-11-one Safety Profile

Hazard Codes: Irritant Xi

8-Chloro-5,6-dihydro-11H-benzo[5,6]cyclohepta[1,2-b]pyridin-11-one Specification

8-Chloro-5,6-dihydro-11H-benzo[5,6]cyclohepta[1,2-b]pyridin-11-one , its cas register number is 31251-41-9. It also can be called 8-Chloro-10,11-Dihydro-4-Aza-5h-Dibenzo-(A,D)Cycloheptan-5-One ; 8-Chloro-5,6-Dihydro-11h-Benzo-(5,6)-Cyclohepta-(1,2-B)-Pyrimidine-11-On ; 8-Chloro-10,11-dihydro-4-aza-5 ; 4-Aza-8-chloro-10,11-dihydro-5H-benzo[a,d]cyclo-5-heptanone .It is a yellow solid.

Product Name

8-Chloro-5,6-dihydro-11H-benzo[5,6]cyclohepta[1,2-b]pyridin-11-one

Synthetic route

8-Chloro-5,6-dihydro-11H-benzo[5,6]cyclohepta[1,2-b]pyridin-11-one Chemical Properties

8-Chloro-5,6-dihydro-11H-benzo[5,6]cyclohepta[1,2-b]pyridin-11-one Uses

8-Chloro-5,6-dihydro-11H-benzo[5,6]cyclohepta[1,2-b]pyridin-11-one Safety Profile

8-Chloro-5,6-dihydro-11H-benzo[5,6]cyclohepta[1,2-b]pyridin-11-one Specification

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