Structure of 494799-17-6
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The BI-3802 was designed by Boehringer Ingelheim and could be obtained free of charge through the Boehringer Ingelheim open innovation portal opnMe.com, associated with its negative control.
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CAS No. : | 494799-17-6 |
Formula : | C15H17NO2 |
M.W : | 243.30 |
SMILES Code : | O=C(C1=CC2=C(C=C1)C(C3CCCCC3)=CN2)O |
MDL No. : | MFCD09833286 |
InChI Key : | OZJSQVKDKOOQIT-UHFFFAOYSA-N |
Pubchem ID : | 11241989 |
GHS Pictogram: |
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Signal Word: | Warning |
Hazard Statements: | H302-H317 |
Precautionary Statements: | P280 |
Num. heavy atoms | 18 |
Num. arom. heavy atoms | 9 |
Fraction Csp3 | 0.4 |
Num. rotatable bonds | 2 |
Num. H-bond acceptors | 2.0 |
Num. H-bond donors | 2.0 |
Molar Refractivity | 72.14 |
TPSA ? Topological Polar Surface Area: Calculated from |
53.09 Ų |
Log Po/w (iLOGP)? iLOGP: in-house physics-based method implemented from |
2.15 |
Log Po/w (XLOGP3)? XLOGP3: Atomistic and knowledge-based method calculated by |
4.11 |
Log Po/w (WLOGP)? WLOGP: Atomistic method implemented from |
3.91 |
Log Po/w (MLOGP)? MLOGP: Topological method implemented from |
2.74 |
Log Po/w (SILICOS-IT)? SILICOS-IT: Hybrid fragmental/topological method calculated by |
3.58 |
Consensus Log Po/w? Consensus Log Po/w: Average of all five predictions |
3.3 |
Log S (ESOL):? ESOL: Topological method implemented from |
-4.18 |
Solubility | 0.0162 mg/ml ; 0.0000667 mol/l |
Class? Solubility class: Log S scale |
Moderately soluble |
Log S (Ali)? Ali: Topological method implemented from |
-4.93 |
Solubility | 0.00285 mg/ml ; 0.0000117 mol/l |
Class? Solubility class: Log S scale |
Moderately soluble |
Log S (SILICOS-IT)? SILICOS-IT: Fragmental method calculated by |
-4.1 |
Solubility | 0.0193 mg/ml ; 0.0000794 mol/l |
Class? Solubility class: Log S scale |
Moderately soluble |
GI absorption? Gatrointestinal absorption: according to the white of the BOILED-Egg |
High |
BBB permeant? BBB permeation: according to the yolk of the BOILED-Egg |
Yes |
P-gp substrate? P-glycoprotein substrate: SVM model built on 1033 molecules (training set) |
Yes |
CYP1A2 inhibitor? Cytochrome P450 1A2 inhibitor: SVM model built on 9145 molecules (training set) |
Yes |
CYP2C19 inhibitor? Cytochrome P450 2C19 inhibitor: SVM model built on 9272 molecules (training set) |
Yes |
CYP2C9 inhibitor? Cytochrome P450 2C9 inhibitor: SVM model built on 5940 molecules (training set) |
No |
CYP2D6 inhibitor? Cytochrome P450 2D6 inhibitor: SVM model built on 3664 molecules (training set) |
Yes |
CYP3A4 inhibitor? Cytochrome P450 3A4 inhibitor: SVM model built on 7518 molecules (training set) |
No |
Log Kp (skin permeation)? Skin permeation: QSPR model implemented from |
-4.87 cm/s |
Lipinski? Lipinski (Pfizer) filter: implemented from |
0.0 |
Ghose? Ghose filter: implemented from |
None |
Veber? Veber (GSK) filter: implemented from |
0.0 |
Egan? Egan (Pharmacia) filter: implemented from |
0.0 |
Muegge? Muegge (Bayer) filter: implemented from |
0.0 |
Bioavailability Score? Abbott Bioavailability Score: Probability of F > 10% in rat |
0.56 |
PAINS? Pan Assay Interference Structures: implemented from |
0.0 alert |
Brenk? Structural Alert: implemented from |
0.0 alert: heavy_metal |
Leadlikeness? Leadlikeness: implemented from |
No; 1 violation:MW<2.0 |
Synthetic accessibility? Synthetic accessibility score: from 1 (very easy) to 10 (very difficult) |
2.0 |
* All experimental methods are cited from the reference, please refer to the original source for details. We do not guarantee the accuracy of the content in the reference.
Yield | Reaction Conditions | Operation in experiment |
---|---|---|
90% | With hydrogen;palladium hydroxide on carbon; In tetrahydrofuran; methanol; under 3102.97 Torr; for 14h; | Step 2; methy\\ 3-cvclohexyl-1H-indole-6-carboxylate; A solution (0.5 M) of 3-cyclohexenyl-1H-indole-6-carboxylic acid (from Step 1) in THF/M eOH (0.5 M, 1:1, v/v) was hydrogenated for 14 h over Pd(OH)2/C (0.1 eq., 20percent) at 60 psi. The catalyst was removed by filtration on a pad of celite.(TM). and the filtrate evaporated to dryness to afford 3-cyclohexyl-1 H-indoIe-6-carboxylic acid (90percent) as a white solid 1H NMR (300 MHz, DMSO-d6, 300 K) 6 1.20 -1.53 (m, SH), L70-L87 (m, 3H), 1.90-2.02 (m, 2H), 2.69-2.86 (m, 1H), 7.40 (s, 1H), 7.55-7.65 (rn, 2H), 8.0 (s, 1H), 11.40 (s, 1H); MS (ES+ m/z 244 (M+H)+. A solution of the foregoing compound in MeOH {0.4 M) was treated at 0 °C with thionylchloride (0.5 eq.) and refluxed for 24 h. Volatiles were removed under vacuum to afford the title compound (100percent) as a solid. |
90% | With ammonium formate;palladium 10% on activated carbon; In ethanol; at 50℃; for 4h; | To a solution of 3-(1-cyclohexen-1-yl)-1 H-indole-6-carboxylic acid (Intermediate 60) (1 g, 4.1 mmol) in ethanol was added Pd/C 10percent (catalytic quantity) and ammonium formiate (2.6 g, 41 mmol). The mixture was stirred at 500C for 4 hours. A precipitate was formed, HCI 1 N was added until the precipitate was dissolved. The mixture was filtered on celite, the filtrate was evaporated. The residue was diluted with diethyl ether, washed with water. The organic phase was dried over Na2SO4, filtered and evaporated to give the title compound as beige solid (900 mg, 90percent). NMR1H NMR (300 MHz), , delta : 7.96 (s, 1 H), 7.57 (q, 2H), 7.28 (s, 1 H), 2.77 (m, 1 H), 1.96 (m, 1 H), 1.77 (m, 3H), 1.43 (m, 4H), 1.26 (m, 1 H). |
87% | With hydrogen;palladium hydroxide on carbon; In tetrahydrofuran; methanol; at 20℃; under 2844.39 Torr; for 3h; | Step B.A mixture of 1-2 (14.0 g, 58 mmol) and 20percent Pd(OH)2/C (600 mg) in methanol (50 mL) and THF (50 mL) was shaken in a hydrogenation apparatus under 55 psi pressure at room temperature for 3 h. The catalyst was removed by filtration and washed with methanol. The filtrate was concentrated to dryness. The residue was triturated in hexane, then the beige solid was collected by filtration, washed with hexane and dried under vacuum to give 12.3 g (87percent) of the target product 1-3: m/z : 244 (M+H)+. |
83% | With hydrogen;palladium 10% on activated carbon; In tetrahydrofuran; methanol; dichloromethane; under 2585.81 - 3102.97 Torr; for 15h; | Step 4. 3-Cyclohexyl-1H-indole-6-carboxylic acid (164)[0310] Compound 163 from Step 3 (75.5g) was split into two batches. Each batches were suspended in 600 mL solvent (1:1 MeOH:THF). Pd catalyst (10percent on carbon, Ig / batch) was added as a slurry in CH2Cl2 (5 mL) and the mixture was hydrogenated for 15hr at 50-60 psi. The catalyst was filtered off by means of Celite and the solvents were removed via vacuum distillation to a give compound 164 as a yellow solid. Yield 63g (83percent). |
79% | With hydrogen;palladium 10% on activated carbon; In tetrahydrofuran; methanol; at 20℃; under 2844.39 Torr; for 18h; | 3-Cyclohexyl-1H-indole-6-carboxylic acid; 3-Cyclohexenyl-1H-indole-6-carboxylic acid (38 g) was added to a Parr bottle, followed by methanol (100 mL) and THF (100 mL). The bottle was flushed with argon and 10percent palladium on carbon (1.2 g) was added. The flask was then evacuated and subsequently refilled with H2 to a pressure of 55 psi, and the resultant mixture was shaken for 18 hours at RT. The catalyst was then removed by filtration through celite. Concentration of the filtrate provided the desired product as a pale purple solid (30.6 g, 79percent). ESI-MS m/z 244 (MH+). |
79% | With hydrogen;palladium 10% on activated carbon; In tetrahydrofuran; methanol; at 20℃; under 2844.39 Torr; for 18h; | 3-Cyclohexyl-1H-indole-6-carboxylic acid.; 3-Cyclohexenyl-1H-indole-6-carboxylic acid (38 g) was added to a Parr bottle, followed by methanol (100 mL) and THF (100 mL). The bottle was flushed with argon and 10percent palladium on carbon (1.2 g) was added. The flask was then evacuated and subsequently refilled with H2 to a pressure of 55 psi, and the resultant mixture was shaken for 18 hours at RT. The catalyst was then removed by filtration through celite. Concentration of the filtrate provided the desired product as a pale purple solid (30.6 g, 79percent). ESI-MS m/z 244 (MH+). |
79% | With hydrogen;palladium 10% on activated carbon; In tetrahydrofuran; methanol; at 20℃; under 2844.39 Torr; for 18h; | 3-Cyclohexyl-1H-indole-6-carboxylic acid. 3-Cyclohexenyl-1H-indole-6-carboxylic acid (38 g) was added to a Parr bottle, followed by methanol (100 mL) and THF (100 mL). The bottle was flushed with argon and 10percent palladium on carbon (1.2 g) was added. The flask was then evacuated and subsequently refilled with H2 to a pressure of 55 psi, and the resultant mixture was shaken for 18 hours at RT. The catalyst was then removed by filtration through celite. Concentration of the filtrate provided the desired product as a pale purple solid (30.6 g, 79percent). ESI-MS m/z 244 (MH+). |
79% | With hydrogen;palladium 10% on activated carbon; In tetrahydrofuran; methanol; under 2844.39 Torr; for 18h;Parr bottle; | 3-cyclohexyl-1H-indole-6-carboxylic acid. Intermediate 3A (38 g) was added to a Parr bottle, followed by methanol (100 mL) and THF (100 mL). The bottle was flushed with argon and 10percent palladium on carbon (1.2 g) was added. The mixture was shaken under 55 psi of H2 for 18 hours. The catalyst was removed by filtration. Concentration of the filtrate provided the desired product as a pale purple solid (30.6 g, 79percent). ESI-MS m/z 244 (MH+). |
79% | With hydrogen;palladium 10% on activated carbon; In tetrahydrofuran; methanol; at 20℃; under 2844.39 Torr; for 18h; | 3-Cyclohexyl-1H-indole-6-carboxylic acid.; 3-Cyclohexenyl-1H-indole-6-carboxylic acid (38 g) was added to a Parr bottle, followed by methanol (100 mL) and THF (100 mL). The bottle was flushed with argon and 10percent palladium on carbon (1.2 g) was added. The flask was then evacuated and subsequently refilled with H2 to a pressure of 55 psi, and the resultant mixture was shaken for 18 hours at RT. The catalyst was then removed by filtration through celite. Concentration of the filtrate provided the desired product as a pale purple solid (30.6 g, 79percent). ESI-MS m/z 244 (MH+). |
79% | With hydrogen;palladium 10% on activated carbon; In tetrahydrofuran; methanol; at 20℃; under 2844.39 Torr; for 18h; | Intermediate 17 3-Cyclohexyl-1H-indole-6-carboxylic acid. 3-Cyclohexenyl-1H-indole-6-carboxylic acid (38 g) was added to a Parr bottle, followed by methanol (100 mL) and THF (100 mL). The bottle was flushed with argon and 10percent palladium on carbon (1.2 g) was added. The flask was then evacuated and subsequently refilled with H2 to a pressure of 55 psi, and the resultant mixture was shaken for 18 hours at RT. The catalyst was then removed by filtration through celite. Concentration of the filtrate provided the desired product as a pale purple solid (30.6 g, 79percent). ESI-MS m/z 244 (MH+). |
79% | With hydrogen;palladium 10% on activated carbon; In tetrahydrofuran; methanol; at 20℃; under 2844.39 Torr; for 18h; | 3-Cyclohexenyl-1H-indole-6-carboxylic acid (38 g) was added to a Parr bottle, followed by methanol (100 mL) and THF (100 mL). The bottle was flushed with argon and 10percent palladium on carbon (1.2 g) was added. The flask was then evacuated and subsequently refilled with H2 to a pressure of 55 psi, and the resultant mixture was shaken for 18 hours at RT. The catalyst was then removed by filtration through celite. Concentration of the filtrate provided the desired product as a pale purple solid (30.6 g, 79percent). ESI-MS m/z 244 (MH+). |
78% | With hydrogen;palladium(II) hydroxide/carbon; In tetrahydrofuran; methanol; under 2844.39 Torr; for 20h; | The unsaturated derivative from above was hydrogenated for 20 h under 55 psi hydrogen gas pressure over 20percent Pd (OH) 2/C (10.25 g) using 1: 1 THF-MEOH (2.5 L) as solvent. After filtration of the catalyst, volatiles were removed under reduced pressure and the residue was triturated with hexane. The beige solid was collected by filtration, washed with hexane and dried under vacuum (356.4 g, 78percent yield). |
50% | With palladium 10% on activated carbon; ammonium formate; In ethanol; at 50℃; for 4h; | To a stirred solution of compound 34 (2 g, 8.29 mmol) in EtOH (20 mL) under argon atmosphere, 10percent Pd/C (200 mg) and ammonium formate (5.2 g, 82.9 mmol) was added. The reaction mass was stirred at 50 °C for 4 h. The progress of the reaction was monitored by TLC. After completion, the reaction mass cooled to RT, quenched with iN HC1 and ethyl acetate andfiltered through a pad of celite. The organic layer was separated, dried over anhydrous sodium sulfate and concentrated in vacuo to afford the crude. The crude compound was triturated with DCM to afford compound C19 (1 g, 50percent) as a light-brown solid. ?H-NMR (400 MHz, DMSOd 6): oe 12.42 (s, 1H), 11.13 (s, 1H), 7.98 (s, 1H), 7.62?7.57 (m, 2H), 7.30 (s, 1H), 2.80?2.76 (m, 1H), 1.99 ? 1.97 (m, 2H), 1.88 - 1.71 (m, 4H), 1.50 ? 1.38 (m, 4H), LCMS Observed (m/z):244.05 (M+1). |
Yield | Reaction Conditions | Operation in experiment |
---|---|---|
92.6% | With potassium carbonate; In N,N-dimethyl-formamide; at 20℃; for 4h; | To a stirred solution of compound C19 (0.5 g, 2.07 mmol) in DMF (6 mL), K2C03 (0.395 g, 2.85 mmol) and Mel (0.32 g, 2.26 mmol) were added. The resulting reaction mixture was stirred at RT for 4 h. The progress of the reaction was monitored by TLC. After completion,the reaction mixture was diluted with ice cold water (50 mL) and extracted with DCM (3 x 50 mL). The combined organic layers were dried over anhydrous sodium sulfate, filtered and concentrated in vacuo to afford the crude compound 35 (0.49 g, 92.6percent) as a pale-yellow oil. The crude compound was used as such for the next step without further purification. TLC: 50percent EtOAc/ hexane (Rf: 0.6), ?H-NMR (400 MHz, CDC13): oe 8.17 (br.s, 1H), 8.12 (s, 1H), 7.79 (d,J= 8.4 Hz, 1H), 7.68 (d, J= 8.4 Hz, 1H), 7.13 (s, 1H), 3.90 (s, 3H), 2.86 ?2.84 (m, 1H), 2.12 ?2.06 (m, 2H), 1.86 ? 1.79 (m, 2H), 1.58 -1.43 (m, 4H), 1.38 ? 1.27 (m, 2H); LCMS Observed (m/z): 258 (M+1). |
90% | With potassium carbonate; In DMF (N,N-dimethyl-formamide); at 20℃; | A 2 L flask equipped with a dropping funnel and mechanical stirrer was charged with crude <strong>[494799-17-6]3-cyclohexyl-6-indole carboxylic acid</strong> (99.4 g, 0.409 mole) and anhydrous DMF (665 mL) was added followed by anhydrous potassium carbonate (78.13 g, 0.565 mole). lodomethane (63.72 g, 0.449 mole) was added dropwise over 35 min with stirring to the slurry which was then stirred overnight at room temperature until complete disappearance of starting material (TLC). The resulting suspension was then poured into water (1350 mL) and acidified to pH 4 with 4N HCI (200 mL). The product was extracted into ether (3 x 1700 mL), washed with water and brine and dried (NA2SO4). VOLATILES were removed under reduced pressure and the residue was triturated with hexane (700 mL). The beige solid was filtered and dried under vacuum (94.3 g, 90 percent yield). |
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