Structure of 306297-19-8
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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. : | 306297-19-8 |
Formula : | C10H9NO2 |
M.W : | 175.18 |
SMILES Code : | O=C(O)C1=C(C)C=C(C#N)C=C1C |
MDL No. : | MFCD20641932 |
InChI Key : | DTIYQZWKQOIDBX-UHFFFAOYSA-N |
Pubchem ID : | 21336317 |
GHS Pictogram: |
![]() |
Signal Word: | Warning |
Hazard Statements: | H302+H312+H332-H315-H319-H335 |
Precautionary Statements: | P261-P280-P305+P351+P338 |
Num. heavy atoms | 13 |
Num. arom. heavy atoms | 6 |
Fraction Csp3 | 0.2 |
Num. rotatable bonds | 1 |
Num. H-bond acceptors | 3.0 |
Num. H-bond donors | 1.0 |
Molar Refractivity | 48.05 |
TPSA ? Topological Polar Surface Area: Calculated from |
61.09 Ų |
Log Po/w (iLOGP)? iLOGP: in-house physics-based method implemented from |
1.49 |
Log Po/w (XLOGP3)? XLOGP3: Atomistic and knowledge-based method calculated by |
1.9 |
Log Po/w (WLOGP)? WLOGP: Atomistic method implemented from |
1.87 |
Log Po/w (MLOGP)? MLOGP: Topological method implemented from |
1.59 |
Log Po/w (SILICOS-IT)? SILICOS-IT: Hybrid fragmental/topological method calculated by |
2.15 |
Consensus Log Po/w? Consensus Log Po/w: Average of all five predictions |
1.8 |
Log S (ESOL):? ESOL: Topological method implemented from |
-2.4 |
Solubility | 0.7 mg/ml ; 0.00399 mol/l |
Class? Solubility class: Log S scale |
Soluble |
Log S (Ali)? Ali: Topological method implemented from |
-2.81 |
Solubility | 0.274 mg/ml ; 0.00156 mol/l |
Class? Solubility class: Log S scale |
Soluble |
Log S (SILICOS-IT)? SILICOS-IT: Fragmental method calculated by |
-2.63 |
Solubility | 0.413 mg/ml ; 0.00236 mol/l |
Class? Solubility class: Log S scale |
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) |
No |
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) |
No |
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) |
No |
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 |
-6.02 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 |
1.0 |
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<1.0 |
Synthetic accessibility? Synthetic accessibility score: from 1 (very easy) to 10 (very difficult) |
1.51 |
* 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 |
---|---|---|
With benzotriazol-1-ol; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride; N-ethyl-N,N-diisopropylamine; In DMF (N,N-dimethyl-formamide); | The product of Step 1 (0.2 g) was dissolved in MeOH (1.5 ml) and HCl (4M solution in 1,4-dioxane; 2 ml) was added. The resulting solution was stirred at 50 C. for 3 h and evaporated. This crude intermediate (0.038 g) and the product of Example 8, Step 3 (65 mg; trihydrochloride form) were treated in the same fashion as Example 8, Step 4, using DMF (2 ml), HOBt (45 mg), DEC (60 mg) and diisopropyl ethyl amine (0.1 ml) to give, after isolation and purification, the free base form of 8AO, which was converted to its HCl salt (45 mg) in 95% yield. |
Yield | Reaction Conditions | Operation in experiment |
---|---|---|
With hydrogenchloride; In 1,4-dioxane; methanol; at 50℃; for 3h; | Step 2 The product of Step 1 (0.2 g) was dissolved in MeOH (1.5 ml) and HCl (4M solution in 1,4-dioxane; 2 ml) was added.. The resulting solution was stirred at 50 C. for 3 h and evaporated.. This crude intermediate (0.038 g) and the product of Example 8, Step 3 (65 mg; trihydrochloride form) were treated in the same fashion as Example 8, Step 4, using DMF (2 ml), HOBt (45 mg), DEC (60 mg) and diisopropyl ethyl amine (0.1 ml) to give, after isolation and purification, the free base form of 8AO, which was converted to its HCl salt (45 mg) in 95% yield. | |
With hydrogenchloride; In 1,4-dioxane; methanol; at 50℃; for 3h; | The product of Step 1 (0.2 g) was dissolved in MeOH (1.5 ml) and HCl (4M solution in 1,4-dioxane; 2 ml) was added. The resulting solution was stirred at 50 C for 3 h and evaporated. This crude intermediate (0.038 g) and the product of Example 8, Step 3 (65 mg; trihydrochloride form) were treated in the same fashion as Example 8, Step 4, using DMF (2 ml), HOBt (45 mg), DEC (60 mg) and diisopropyl ethyl amine (0.1 ml) to give, after isolation and purification, the free base form of 8AO, which was converted to its HCl salt (45 mg) in 95% yield. |
Yield | Reaction Conditions | Operation in experiment |
---|---|---|
55% | (R)-(3-{4-[(6-Cyano-pyridin-2-ylmethyl)-(4-methoxy-phenyl)-amino]-piperidin-1-yl}-butyl)-carbamic acid tert-butyl ester (0.070 g, 0.14 mmol) was dissolved in a 3:1 mixture of CH2Cl2 and TFA and the mixture was stirred at room temperature for 1 h. The solvent was removed in vacuo and the resulting brown oil dried in vacuo (high vacuum system) for 2 h. The resulting amine, EDCI (0.030 g, 0.0.16 mmol) and HOBT (0.021 g, 0.16 mmol) were combined in DMF (5 mL) to give a pale yellow solution. To this solution was added 4-cyano-2,6-dimethyl-benzoic acid (0.027 g, 0.16 mmol) followed by DIPEA (163 muL, 0.94 mmol) and the resulting mixture was stirred at 25 C. for 16 h. Standard workup according to General Procedure C gave the crude product as a tan oil. Purification by column chromatography on silica gel (Et2O:MeOH:NH4OH, 90:8:2, v/v/v) afforded 4-cyano-N-((R)-3-{4-[(6-cyano-pyridin-2-ylmethyl)-(4-methoxy-phenyl)-amino]-piperidin-1-yl}-butyl)-2,6-dimethyl-benzamide (0.043 g, 55%) as a white foam. 1H NMR (CDCl3) delta 0.90 (m, 1H), 0.98 (d, 3H, J=6.0 Hz), 1.09 (m, 1H), 1.53 (m, 1H), 1.73 (m, 3H), 2.10 (br t, 1H), 2.37 (s, 6H), 2.51 (br t, 1H), 2.69 (m, 1H), 2.81-2.85 (m, 2H), 3.30-3.37 (m, 2H), 3.72 (s, 3H), 3.84 (m, 1H), 3.92 (s, 2H), 6.63 (d, 2H, J=9.0 Hz), 6.75 (d, 2H, J=9.0 Hz), 7.37 (s, 2H), 7.42 (d, 1H, J=6.0 Hz), 7.53 (d, 1H, J=9.0 Hz), 7.69 (t, 1H, J=9.0 Hz), 8.48 (br s, 1H). ES-MS m/z 551 (M+H), 573 (M+Na). Anal. Calcd. for C33H38N6O2.0.1 CH2Cl2: C, 71.10; H, 6.89; N, 15.03. Found: C, 71.17; H, 7.01; N, 15.00. |
Yield | Reaction Conditions | Operation in experiment |
---|---|---|
54% | With benzotriazol-1-ol; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride; N-ethyl-N,N-diisopropylamine; In N,N-dimethyl-formamide; at 25℃; for 16h; | (R)-[1-(3-Amino-1-methyl-propyl)-piperidin-4-yl]-(4-methoxy-phenyl)-(4-methyl-pyridin-3-ylmethyl)-amine (1.00 g, 2.62 mmol), EDCI (0.55 g, 2.88 mmol) and HOBT (0.39 g, 2.88 mmol) were combined in DMF (5 mL) to give a pale yellow solution. To this solution was added 4-cyano-2,6-dimethyl-benzoic acid (0.50 g, 2.88 mmol) followed by DIPEA (1.14 mL, 6.55 mmol) and the resulting mixture was stirred at 25 C. for 16 h. Standard workup according to General Procedure C gave the crude product as a tan oil. Purification by column chromatography on silica gel (CH2Cl2:MeOH:NH4OH, 96:3:1, v/v/v) afforded 4-cyano-N-((R)-3-{4-[(4-methoxy-phenyl)-(4-methyl-pyridin-3-ylmethyl)-amino]-piperidin-1-yl}-butyl)-2,6-dimethyl-benzamide (0.77 g, 54%) as a white foam. 1H NMR (CDCl3) delta 0.98-1.04 (d+m, 4H), 1.22 (m, 1H), 1.54 (m, 1H), 1.73-1.82 (m, 3H), 2.16 (t, 1H), 2.33 (s, 3H), 2.36 (s, 3H), 2.40 (m, 1H), 2.52 (m, 1H), 2.69-2.88 (m, 3H), 3.21 (m, 1H), 3.33 (m, 1H), 3.73 (s, 3H), 3.77 (m, 1H), 3.96 (s, 2H), 6.63 (d, 2H, J=9.0 Hz), 6.73 (d, 2H, J=9.0 Hz), 7.05 (d, 1H, J=6.0 Hz), 7.27 (s, 2H), 7.84 (br s, 1H), 8.25 (s, 1H), 8.31 (d, 1H, J=6.0 Hz). |
Yield | Reaction Conditions | Operation in experiment |
---|---|---|
68% | With benzotriazol-1-ol; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride; N-ethyl-N,N-diisopropylamine; In dichloromethane; | To a solution of the amine from above (96 mg, 0.225 mmol) and <strong>[306297-19-8]4-cyano-2,6-dimethylbenzoic acid</strong> (47 mg, 0.27 mmol) in CH2Cl2 (5 mL) was added DIPEA (0.1 mL, 0.58 mmol), HOBT (58 mg, 0.43 mmol) and EDCI (80 mg, 0.42 mmol) and the reaction stirred overnight. Purification of the crude product by column chromatography on silica gel (CH2Cl2/MeOH, 96:4 then 92:8) gave the title compound (66 mg, 68%) as a white foam: 1H NMR (CDCl3) delta 0.99 (d, 3H, J=6.3 Hz), 1.19-1.25 (m, 2H), 1.55-1.59 (m, 1H), 1.74-1.84 (m, 3H), 2.10-2.17 (m, 1H), 2.30 (s, 3H), 2.32 (s, 6H), 2.48-2.54 (m, 1H), 2.70-2.81 (m, 3H), 3.25-3.42 (m, 2H), 3.42 (s, 3H), 3.69 (br t, 2H, J=5.1 Hz), 3.71-3.76 (m, 1H), 3.97 (s, 2H), 4.02 (br t, 2H, J=5.1 Hz), 6.61 (d, 2H, J=9 Hz), 6.78 (d, 2H, J=9 Hz), 7.04 (d, 1H, J=4.8 Hz), 7.26 (s, 2H), 7.83 (br s, 1H), 8.23 (s, 1H), 8.29 (d, 1H, J=4.8 Hz). 13C NMR (CDCl3) delta 12.50, 17.83, 18.10, 28.76, 29.49, 30.75, 38.19, 43.26, 46.65, 50.63, 57.50, 58.26, 58.46, 66.79, 70.24, 111.25, 114.44, 114.71, 117.50, 118.61, 124.21, 129.92, 132.22, 134.80, 141.68, 144.00, 147.06, 148.10, 151.89, 167.20. ES-MS m/z 584 (M+H). Anal. Calcd. for C35H45N5O3.0.3H2O.0.3CH2Cl2: C, 68.98; H, 7.58; N, 11.39. Found: C, 69.21; H, 7.62; N, 11.37. |
Yield | Reaction Conditions | Operation in experiment |
---|---|---|
72% | With benzotriazol-1-ol; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride; N-ethyl-N,N-diisopropylamine; In N,N-dimethyl-formamide; at 20℃; for 16h; | [1-((R)-3-Amino-1-methyl-propyl)-piperidin-4-yl]-(4-methyl-pyridin-3-ylmethyl)-phenyl-amine (200.0 mg, 0.57 mmol), EDCI (120.0 mg, 0.62 mmol) and HOBT (84.3 mg, 0.62 mmol) were combined in DMF (25 mL) to give a pale yellow solution. To this solution was added 4-cyano-2,6-dimethyl-benzoic acid (109.3 mg, 0.62 mmol) followed by DIPEA (119.0 muL, 0.68 mmol) and the resulting mixture was stirred at room temperature for 16 h. Standard workup according to General Procedure C gave the crude product as a tan oil. Purification by column chromatography on silica gel (97:2:1, CH2Cl2/MeOH/NH4OH) afforded 4-cyano-2,6-dimethyl-N-((R)-3-{4-[(4-methyl-pyridin-3-ylmethyl)-phenyl-amino]-piperidin-1-yl}-butyl)-benzamide as an off-white foam (209.0 mg, 72%). 1H NMR (CDCl3) delta 1.02 (d, 3H, J=6 Hz), 1.04 (m, 1H), 1.30 (m, 1H), 1.59 (m, 1H), 1.64 (s, 2H), 1.76 (m, 1H), 1.86 (m, 2H), 2.21 (t, 1H, J=11 Hz), 2.32 (s, 6H), 2.55 (t, 1H, J=11 Hz), 2.78 (m, 3H), 2.87 (s, 2H), 2.95 (s, 3H), 3.35 (m, 1H), 3.64 (m, 1H), 3.78 (sext, 1H, J=6 Hz), 4.07 (s, 2H), 6.59 (d, 2H, J=9 Hz), 6.73 (t, 1H, J=8 Hz), 7.14 (m, 3H), 7.50 (m, 1H), 8.01 (s, 1H), 8.28 (s, 1H), 8.35 (d, 1H, J=5 Hz). |
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