rimonabant hydrochloride
rimonabant
Conditions | Yield |
---|---|
With methanol; potassium hydroxide; water at 0 - 5℃; for 1h; | 93% |
With sodium hydroxide In methanol; water pH=8.5; | |
With sodium hydroxide In methanol; water at 28 - 30℃; for 0.666667h; pH=11; |
1-Aminopiperidine
ethyl 1-(2,4-dichlorophenyl)-4-methyl-5-(4-chlorophenyl)-1H-pyrazole-3-carboxylate
rimonabant
Conditions | Yield |
---|---|
With trimethylaluminum In tetrahydrofuran; toluene at 125℃; for 0.0333333h; | 88% |
magnesium chloride In acetonitrile for 2h; Product distribution / selectivity; Heating / reflux; | 83% |
magnesium bromide In tetrahydrofuran for 2h; Product distribution / selectivity; Heating / reflux; | 81% |
5-(4-Chloro-phenyl)-1-(2,4-dichloro-phenyl)-4-methyl-1H-pyrazole-3-carboxylic acid methyl ester
1-Aminopiperidine
rimonabant
Conditions | Yield |
---|---|
magnesium chloride In tetrahydrofuran for 2h; Product distribution / selectivity; Heating / reflux; | 82% |
magnesium chloride In acetonitrile for 2h; Product distribution / selectivity; Heating / reflux; | 80% |
magnesium bromide In tetrahydrofuran for 2h; Product distribution / selectivity; Heating / reflux; | 79% |
1-Aminopiperidine
5-(4-chlorophenyl)-1-(2,4-dichlorophenyl)-4-methyl-1H-pyrazole-3-carbonyl chloride
rimonabant
Conditions | Yield |
---|---|
With triethylamine In dichloromethane at 20℃; for 12h; | 79% |
With triethylamine In dichloromethane at 20℃; for 1.5h; Substitution; | 66% |
With triethylamine Yield given; |
phenyl 5-(4-chlorophenyl)-1-(2,4-dichlorophenyl)-4-methyl-1H-pyrazole-3-carboxylate
1-Aminopiperidine
rimonabant
Conditions | Yield |
---|---|
magnesium chloride In acetonitrile for 2h; Product distribution / selectivity; Heating / reflux; | 77% |
magnesium chloride In acetonitrile at 80℃; for 2 - 4h; Product distribution / selectivity; |
N-aminopiperidine hydrochloride
ethyl 1-(2,4-dichlorophenyl)-4-methyl-5-(4-chlorophenyl)-1H-pyrazole-3-carboxylate
rimonabant
Conditions | Yield |
---|---|
With triethylamine; magnesium chloride In acetonitrile for 4h; Product distribution / selectivity; Heating / reflux; | 77% |
Stage #1: N-aminopiperidine hydrochloride With potassium tert-butylate In acetonitrile at 20℃; for 0.5h; Stage #2: ethyl 1-(2,4-dichlorophenyl)-4-methyl-5-(4-chlorophenyl)-1H-pyrazole-3-carboxylate; magnesium chloride In acetonitrile for 4h; Product distribution / selectivity; Heating / reflux; | 61% |
N-aminopiperidine hydrogen sulphate
ethyl 1-(2,4-dichlorophenyl)-4-methyl-5-(4-chlorophenyl)-1H-pyrazole-3-carboxylate
rimonabant
Conditions | Yield |
---|---|
With triethylamine; magnesium chloride In acetonitrile for 4h; Product distribution / selectivity; Heating / reflux; | 77% |
Conditions | Yield |
---|---|
Stage #1: rimonabant acid With benzotriazol-1-ol In dichloromethane for 0.166667h; Stage #2: With dicyclohexyl-carbodiimide In dichloromethane at 25℃; Stage #3: 1-Aminopiperidine Further stages; | 72% |
With O-(benzotriazol-1-yl)-N,N,N',N'-tetramethyluronium tetrafluoroborate; N-ethyl-N,N-diisopropylamine In N,N-dimethyl-formamide at 20℃; for 72h; | 68% |
Stage #1: rimonabant acid With thionyl chloride In methyl cyclohexane at 83℃; for 3h; Heating / reflux; Stage #2: With triethylamine In tetrahydrofuran; methyl cyclohexane at 12 - 20℃; for 0.25h; Stage #3: 1-Aminopiperidine With triethylamine In tetrahydrofuran; methyl cyclohexane at 12 - 20℃; Product distribution / selectivity; | |
With 1,1'-carbonyldiimidazole In tetrahydrofuran at 65 - 70℃; for 2.33333h; Product distribution / selectivity; | |
With boric acid In toluene at 29 - 112℃; for 12.83h; Product distribution / selectivity; |
5-(4-chlorophenyl)-1-(2,4-dichlorophenyl)-4-methyl-1H-pyrazole-3-carboxylic acid(2,6-benzotriazolyl-piperidin-1-yl)amide
rimonabant
Conditions | Yield |
---|---|
With sodium tetrahydroborate In tetrahydrofuran at 20℃; | 46% |
1-Aminopiperidine
5-(4-chlorophenyl)-1-(2,4-dichlorophenyl)-4-methyl-1H-pyrazole-3-carbonyl chloride
A
rimonabant
Conditions | Yield |
---|---|
With triethylamine In dichloromethane at 20℃; for 2h; | A 11.5 g B 645 mg |
4-(4-chlorophenyl)-3-methyl-2,4-dioxo-N-piperidin-1-yl-butyramide
2,4-dichlorophenyl hydrazine hydrochloride
rimonabant
Conditions | Yield |
---|---|
In ethanol for 8h; Product distribution / selectivity; |
5-(4-chloro-phenyl)-1-(2,4-dichloro-phenyl)-4-methyl-1H-pyrazole-3-carboxylic acid benzotriazol-1-yl ester
1-Aminopiperidine
rimonabant
Conditions | Yield |
---|---|
With potassium carbonate In dichloromethane at 30℃; for 0.5h; Product distribution / selectivity; |
N-piperidino-5-(4-chlorophenyl)-1-(2,4-dichlorophenyl)-4-methyl-3-pyrazole carboxamide fumarate
rimonabant
Conditions | Yield |
---|---|
With sodium hydroxide; water; polyoxyethylene sorbitan monostearate at 30 - 40℃; for 4h; pH=9; Polyoxyethylene; Product distribution / selectivity; | |
With sodium hydroxide; polyoxyethylene sorbitan monooleate In water at 25 - 40℃; for 4h; pH=9; Product distribution / selectivity; |
N-piperidino-5-(4-chlorophenyl)-1-(2,4-dichlorophenyl)-4-methyl-3-pyrazole carboxamide hydrogensulphate
rimonabant
Conditions | Yield |
---|---|
With ammonia; water at 25 - 30℃; for 4h; pH=9; Product distribution / selectivity; | |
With ammonia; water at 25 - 30℃; for 4h; pH=9; Product distribution / selectivity; |
4'-chloropropiophenone
rimonabant
Conditions | Yield |
---|---|
Multi-step reaction with 5 steps 1.1: 65 percent / LDA; potassium t-butoxide / diethyl ether; tetrahydrofuran; heptane / 2.5 h / 20 °C 2.1: HCl / H2O; CH2Cl2 3.1: ethanol / 2.5 h / Heating 3.2: 89 percent / NaOH / ethanol / 2 h / Heating 4.1: 94 percent / SOCl2 / toluene / 6 h / Heating 5.1: 11.5 g / triethylamine / CH2Cl2 / 2 h / 20 °C View Scheme | |
Multi-step reaction with 4 steps 1.1: lithium hexamethyldisilazane / methyl cyclohexane / 3 h / 20 °C 1.2: 16 h 1.3: Cooling with ice; Reflux 2.1: potassium hydroxide / ethanol / 12 h / 50 °C 3.1: thionyl chloride / toluene / 2.5 h / 110 °C 4.1: N-ethyl-N,N-diisopropylamine / chloroform / 4 h / 0 - 20 °C View Scheme | |
Multi-step reaction with 4 steps 1.1: lithium hexamethyldisilazane / methyl cyclohexane / 2.5 h / 15 - 25 °C / Inert atmosphere 1.2: Inert atmosphere 2.1: sulfuric acid / ethanol; water / 14 h / 79 °C / Inert atmosphere 3.1: N,N-dimethyl-formamide / toluene / 0 °C / Inert atmosphere 3.2: 4 h / 100 °C / Inert atmosphere 4.1: triethylamine / dichloromethane / 0 - 20 °C / Inert atmosphere View Scheme |
4-(4-chlorophenyl)-3-methyl-2,4-dioxobutyric acid ethyl ester
rimonabant
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1.1: ethanol / 2.5 h / Heating 1.2: 89 percent / NaOH / ethanol / 2 h / Heating 2.1: 94 percent / SOCl2 / toluene / 6 h / Heating 3.1: 11.5 g / triethylamine / CH2Cl2 / 2 h / 20 °C View Scheme | |
Multi-step reaction with 2 steps 2.1: propionic acid / 16 h / Heating / reflux 2.2: 20 h / 140 - 145 °C View Scheme | |
Multi-step reaction with 2 steps 1: triethylamine / 3 h 2: ethanol / 8 h View Scheme |
rimonabant acid
rimonabant
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: 94 percent / SOCl2 / toluene / 6 h / Heating 2: 11.5 g / triethylamine / CH2Cl2 / 2 h / 20 °C View Scheme | |
Multi-step reaction with 2 steps 1: DMF / CH2Cl2 / 3 h / 20 °C 2: 66 percent / triethylamine / CH2Cl2 / 1.5 h / 20 °C View Scheme | |
Multi-step reaction with 2 steps 1: thionyl chloride / toluene / 2.5 h / 110 °C 2: N-ethyl-N,N-diisopropylamine / chloroform / 4 h / 0 - 20 °C View Scheme |
rimonabant
Conditions | Yield |
---|---|
Multi-step reaction with 4 steps 1.1: HCl / H2O; CH2Cl2 2.1: ethanol / 2.5 h / Heating 2.2: 89 percent / NaOH / ethanol / 2 h / Heating 3.1: 94 percent / SOCl2 / toluene / 6 h / Heating 4.1: 11.5 g / triethylamine / CH2Cl2 / 2 h / 20 °C View Scheme |
Conditions | Yield |
---|---|
Multi-step reaction with 6 steps 1: 95 percent / bromine / acetic acid / 1.5 h / 5 - 20 °C 2: 42 percent / NaH / tetrahydrofuran / 1.5 h / Heating 3: sodium / ethanol / 2.5 h / 0 °C 4: 45 percent / NaOH / ethanol / 1.5 h / Alkaline hydrolysis 5: DMF / CH2Cl2 / 3 h / 20 °C 6: 66 percent / triethylamine / CH2Cl2 / 1.5 h / 20 °C View Scheme |
2-bromo-1-(4-chlorophenyl)-1-propanone
rimonabant
Conditions | Yield |
---|---|
Multi-step reaction with 5 steps 1: 42 percent / NaH / tetrahydrofuran / 1.5 h / Heating 2: sodium / ethanol / 2.5 h / 0 °C 3: 45 percent / NaOH / ethanol / 1.5 h / Alkaline hydrolysis 4: DMF / CH2Cl2 / 3 h / 20 °C 5: 66 percent / triethylamine / CH2Cl2 / 1.5 h / 20 °C View Scheme |
2,4-Dichloroaniline
rimonabant
Conditions | Yield |
---|---|
Multi-step reaction with 5 steps 1: 24 percent HCl; NaNO2 / H2O / 0 - 5 °C 2: sodium / ethanol / 2.5 h / 0 °C 3: 45 percent / NaOH / ethanol / 1.5 h / Alkaline hydrolysis 4: DMF / CH2Cl2 / 3 h / 20 °C 5: 66 percent / triethylamine / CH2Cl2 / 1.5 h / 20 °C View Scheme |
2,4-dichlorophenyldiazonium chloride
rimonabant
Conditions | Yield |
---|---|
Multi-step reaction with 4 steps 1: sodium / ethanol / 2.5 h / 0 °C 2: 45 percent / NaOH / ethanol / 1.5 h / Alkaline hydrolysis 3: DMF / CH2Cl2 / 3 h / 20 °C 4: 66 percent / triethylamine / CH2Cl2 / 1.5 h / 20 °C View Scheme |
ethyl 1-(2,4-dichlorophenyl)-4-methyl-5-(4-chlorophenyl)-1H-pyrazole-3-carboxylate
rimonabant
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1: 45 percent / NaOH / ethanol / 1.5 h / Alkaline hydrolysis 2: DMF / CH2Cl2 / 3 h / 20 °C 3: 66 percent / triethylamine / CH2Cl2 / 1.5 h / 20 °C View Scheme | |
Multi-step reaction with 3 steps 1: potassium hydroxide / ethanol / 12 h / 50 °C 2: thionyl chloride / toluene / 2.5 h / 110 °C 3: N-ethyl-N,N-diisopropylamine / chloroform / 4 h / 0 - 20 °C View Scheme | |
Multi-step reaction with 3 steps 1: potassium hydroxide; water / methanol / 3 h / Heating / reflux 2: thionyl chloride / toluene / 3 h / Heating / reflux 3: triethylamine / dichloromethane / 3 h / 0 - 20 °C View Scheme |
ethyl [2-acetyl-4-(4-chlorophenyl)-3-methyl-4-oxo]butyrate
rimonabant
Conditions | Yield |
---|---|
Multi-step reaction with 4 steps 1: sodium / ethanol / 2.5 h / 0 °C 2: 45 percent / NaOH / ethanol / 1.5 h / Alkaline hydrolysis 3: DMF / CH2Cl2 / 3 h / 20 °C 4: 66 percent / triethylamine / CH2Cl2 / 1.5 h / 20 °C View Scheme |
1,5-dibromo-pentane
5-(4-chlorophenyl)-1-(2,4-dichlorophenyl)-4-methyl-1H-pyrazole-3-carbohydrazide
rimonabant
Conditions | Yield |
---|---|
With sodium carbonate In acetonitrile for 45h; Heating / reflux; |
1-Aminopiperidine
5-(4-chlorophenyl)-1-(2,4-dichlorophenyl)-4-methyl-1H-pyrazole-3-carbonyl chloride
A
5-(4-chlorophenyl)-1-(2,4-dichlorophenyl)-4-methyl-1H-pyrazole-3-carboxylic acid [5-(4-chlorophenyl)-1-(2,4-dichlorophenyl)-4-methyl-1H-pyrazole-3-carbonyl]piperidin-1-yl-amide
B
rimonabant
Conditions | Yield |
---|---|
With potassium carbonate In dichloromethane at 10 - 30℃; Product distribution / selectivity; |
1-Aminopiperidine
ethyl 1-(2,4-dichlorophenyl)-4-methyl-5-(4-chlorophenyl)-1H-pyrazole-3-carboxylate
A
rimonabant acid
B
rimonabant
Conditions | Yield |
---|---|
magnesium chloride In tetrahydrofuran at 80℃; for 2 - 4h; Product distribution / selectivity; | |
magnesium chloride In acetonitrile at 80℃; for 2 - 4h; Product distribution / selectivity; | |
magnesium chloride at 80℃; for 2 - 4h; Product distribution / selectivity; |
5-(4-Chloro-phenyl)-1-(2,4-dichloro-phenyl)-4-methyl-1H-pyrazole-3-carboxylic acid methyl ester
1-Aminopiperidine
A
rimonabant acid
B
rimonabant
Conditions | Yield |
---|---|
magnesium chloride In acetonitrile at 80℃; for 2 - 4h; Product distribution / selectivity; |
phenyl 5-(4-chlorophenyl)-1-(2,4-dichlorophenyl)-4-methyl-1H-pyrazole-3-carboxylate
1-Aminopiperidine
A
rimonabant acid
B
rimonabant
Conditions | Yield |
---|---|
In acetonitrile at 80℃; for 2 - 4h; Product distribution / selectivity; |
propan-1-ol
rimonabant
Conditions | Yield |
---|---|
at 4 - 20℃; Heating / reflux; | 100% |
at 5 - 50℃; for 5h; |
N-aminopiperidine hydrochloride
rimonabant acid
rimonabant
rimonabant hydrochloride
Conditions | Yield |
---|---|
Stage #1: rimonabant acid With 1,1'-carbonyldiimidazole In tetrahydrofuran at 20℃; for 6h; Stage #2: N-aminopiperidine hydrochloride With triethylamine In tetrahydrofuran at 60℃; for 1.5h; Stage #3: rimonabant With hydrogenchloride | 92.7% |
1,3-dibromo-propane
rimonabant
Conditions | Yield |
---|---|
With potassium carbonate In acetonitrile at 20℃; for 16h; Reflux; Inert atmosphere; | 70% |
ethyl bromoacetate
rimonabant
Conditions | Yield |
---|---|
With potassium carbonate In acetonitrile for 48h; Reflux; Inert atmosphere; | 55% |
rimonabant
Conditions | Yield |
---|---|
In acetonitrile for 2.5h; Irradiation; | 42% |
rimonabant
A
N-(piperidin-1-yl)-5-(4-chlorophenyl)-1-(2,4-dichloro-6-iodophenyl)-4-methyl-1H-pyrazole-3-carboxamide
Conditions | Yield |
---|---|
With n-butyllithium; 1,10-Phenanthroline; 1-chloro-2-iodoethane In diethyl ether at -78 - 20℃; | A 17% B 14% |
rimonabant
N-(piperidin-1-yl)-5-(4-chlorophenyl)-1-(2,4-dichloro-6-iodophenyl)-4-methyl-1H-pyrazole-3-carboxamide
Conditions | Yield |
---|---|
With n-butyllithium; 1-chloro-2-iodoethane In diethyl ether at -15℃; |
rimonabant
5-(4-chlorophenyl)-1-(2,4-dichlorophenyl)-4-methyl-N-(piperidin-1-yl)pyrazole-3-carboxamide hydrate
Conditions | Yield |
---|---|
Stage #1: rimonabant In dichloromethane at 25 - 30℃; for 0.166667h; Stage #2: With water at 25 - 30℃; for 1h; Product distribution / selectivity; | |
With water In acetone at 25 - 50℃; for 6h; Product distribution / selectivity; | |
With water In methanol at 25 - 55℃; for 2h; Product distribution / selectivity; |
rimonabant
butan-1-ol
Conditions | Yield |
---|---|
at 5 - 50℃; for 5h; |
rimonabant
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: 17 percent / n-butyllithium; 1-chloro-2-iodoethane; 1,10-phenanthroline / diethyl ether / -78 - 20 °C 2: tritium; Et3N / 10 percent Pd-C / ethanol / 3.5 h View Scheme |
The 1H-Pyrazole-3-carboxamide,5-(4-chlorophenyl)-1-(2,4-dichlorophenyl)-4-methyl-N-1-piperidinyl- is an organic compound with the formula C22H21Cl3N4O. The IUPAC name of this chemical is 5-(4-chlorophenyl)-1-(2,4-dichlorophenyl)-4-methyl-N-piperidin-1-ylpyrazole-3-carboxamide. With the CAS registry number 168273-06-1, it is also named as Rimonabant. The product's category is Weight Loss.
Physical properties about 1H-Pyrazole-3-carboxamide,5-(4-chlorophenyl)-1-(2,4-dichlorophenyl)-4-methyl-N-1-piperidinyl- are: (1)ACD/LogP: 6.14; (2)# of Rule of 5 Violations: 1; (3)ACD/LogD (pH 5.5): 6.14; (4)ACD/LogD (pH 7.4): 6.14; (5)ACD/BCF (pH 5.5): 27061.6; (6)ACD/BCF (pH 7.4): 27198.54; (7)ACD/KOC (pH 5.5): 51715.72; (8)ACD/KOC (pH 7.4): 51977.41; (9)#H bond acceptors: 5; (10)#H bond donors: 1; (11)#Freely Rotating Bonds: 4; (12)Polar Surface Area: 41.37 Å2; (13)Index of Refraction: 1.668; (14)Molar Refractivity: 122.23 cm3; (15)Molar Volume: 327.8 cm3; (16)Polarizability: 48.45×10-24cm3; (17)Surface Tension: 51.2 dyne/cm; (18)Density: 1.41 g/cm3.
You can still convert the following datas into molecular structure:
(1)SMILES: O=C(NN1CCCCC1)c4nn(c2ccc(Cl)cc2Cl)c(c3ccc(Cl)cc3)c4C
(2)InChI: InChI=1/C22H21Cl3N4O/c1-14-20(22(30)27-28-11-3-2-4-12-28)26-29(19-10-9-17(24)13-18(19)25)21(14)15-5-7-16(23)8-6-15/h5-10,13H,2-4,11-12H2,1H3,(H,27,30)
(3)InChIKey: JZCPYUJPEARBJL-UHFFFAOYAO
(4)Std. InChI: InChI=1S/C22H21Cl3N4O/c1-14-20(22(30)27-28-11-3-2-4-12-28)26-29(19-10-9-17(24)13-18(19)25)21(14)15-5-7-16(23)8-6-15/h5-10,13H,2-4,11-12H2,1H3,(H,27,30)
(5)Std. InChIKey: JZCPYUJPEARBJL-UHFFFAOYSA-N
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