Structure of 143651-26-7
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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. : | 143651-26-7 |
Formula : | C17H27BO2 |
M.W : | 274.21 |
SMILES Code : | CCCCC[C@H]1CC[C@H](C2=CC=C(B(O)O)C=C2)CC1 |
MDL No. : | MFCD09750938 |
InChI Key : | JFESOTHKCUMHGA-UHFFFAOYSA-N |
Pubchem ID : | 3696091 |
GHS Pictogram: |
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Signal Word: | Warning |
Hazard Statements: | H302 |
Precautionary Statements: | P280-P305+P351+P338 |
Num. heavy atoms | 20 |
Num. arom. heavy atoms | 6 |
Fraction Csp3 | 0.65 |
Num. rotatable bonds | 6 |
Num. H-bond acceptors | 2.0 |
Num. H-bond donors | 2.0 |
Molar Refractivity | 87.19 |
TPSA ? Topological Polar Surface Area: Calculated from |
40.46 Ų |
Log Po/w (iLOGP)? iLOGP: in-house physics-based method implemented from |
0.0 |
Log Po/w (XLOGP3)? XLOGP3: Atomistic and knowledge-based method calculated by |
5.78 |
Log Po/w (WLOGP)? WLOGP: Atomistic method implemented from |
3.22 |
Log Po/w (MLOGP)? MLOGP: Topological method implemented from |
3.03 |
Log Po/w (SILICOS-IT)? SILICOS-IT: Hybrid fragmental/topological method calculated by |
2.55 |
Consensus Log Po/w? Consensus Log Po/w: Average of all five predictions |
2.92 |
Log S (ESOL):? ESOL: Topological method implemented from |
-5.01 |
Solubility | 0.0027 mg/ml ; 0.00000983 mol/l |
Class? Solubility class: Log S scale |
Moderately soluble |
Log S (Ali)? Ali: Topological method implemented from |
-6.4 |
Solubility | 0.000109 mg/ml ; 0.000000399 mol/l |
Class? Solubility class: Log S scale |
Poorly soluble |
Log S (SILICOS-IT)? SILICOS-IT: Fragmental method calculated by |
-4.5 |
Solubility | 0.00867 mg/ml ; 0.0000316 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) |
No |
CYP1A2 inhibitor? Cytochrome P450 1A2 inhibitor: SVM model built on 9145 molecules (training set) |
No |
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) |
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 |
-3.87 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 |
1.0 |
Bioavailability Score? Abbott Bioavailability Score: Probability of F > 10% in rat |
0.55 |
PAINS? Pan Assay Interference Structures: implemented from |
0.0 alert |
Brenk? Structural Alert: implemented from |
1.0 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) |
3.18 |
* 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 |
---|---|---|
84.4% | With sodium carbonate;tetrakis(triphenylphosphine) palladium(0); In ethanol; water; benzene; for 12h;Heating / reflux; | (7-a) Synthesis of compound 2,5-difluoro-4-nitro-4'-(trans-4-pentylcyclohexyl)biphenyl represented by formula: First, 50 ml of ethanol containing 7.52 g of <strong>[143651-26-7]4-(trans-4-pentylcyclohexyl)phenylboronic acid</strong> dissolved therein, 50 ml of benzene containing 5.0 g of 4-bromo-2,5-difluoro-1-nitrobenzene dissolved therein, 21.0 ml of a sodium carbonate aqueous solution with a concentration of 2.0 mol/l, and 0.61 g of tetrakis(triphenylphosphine)palladium(0) were put in an argon-replaced 200 ml flask, and stirred under reflux for 12 hours.. After the reaction, water and ether were added to the reaction solution for extraction.. The resultant ether layer was washed with a saturated brine and dried with sodium:sulfate.. The solvent was then distilled off.. The residue was purified by silica gel column chromatography (eluent:toluene/hexane=1/4) and recrystallized from hexane, to obtain 6.87 g (Y: 84.4%) of 2,5-difluoro-4-nitro-4'-(trans-4-pentylcyclohexyl)biphenyl.. The purity of the resultant compound was 100.0% as measured by GC. The phase transfer temperature of the compound was as follows. |
Yield | Reaction Conditions | Operation in experiment |
---|---|---|
80.2% | With sodium carbonate;tetrakis(triphenylphosphine) palladium(0); In ethanol; water; benzene; for 5h;Heating / reflux; | First, 125 ml of ethanol containing 21.1 g of <strong>[143651-26-7]4-(trans-4-pentylcyclohexyl)phenylboronic acid</strong> dissolved-therein, 125 ml of benzene containing 16.2 g of 4-bromo-2-methylphenyl methoxymethyl ether obtained from the synthesis (9-c) above dissolved therein, 77.0 ml of a sodium carbonate aqueous solution at a concentration of 2 mol/l, and 2.02 g of tetrakis(triphenylphosphine)palladium(0) were put in an argon-replaced 500 ml flask, and stirred under reflux for five hours. After the reaction, water and toluene were added to the reaction solution for extraction. The resultant toluene layer was washed with a saturated brine and dried with sodium sulfate. The solvent was then distilled off. The residue was purified by silica gel column chromatography(eluent:toluene/hexane=1/1),to obtain 21.36 g (Y: 80.2%) of 4'-(trans-4-pentylcyclohexyl)-3-methylbiphenyl-4-yl methoxymethyl ether. The purity of the resultant compound was 97.2% as measured by GC. |
Yield | Reaction Conditions | Operation in experiment |
---|---|---|
67.8% | With sodium carbonate;tetrakis(triphenylphosphine) palladium(0); In ethanol; water; benzene; for 37h;Heating / reflux; | First, 150 ml of ethanol containing 17.84 g of <strong>[143651-26-7]4-(trans-4-pentylcyclohexyl)phenylboronic acid</strong> dissolved therein, 150 ml of benzene containing 15.0 g of 4-bromo-2-fluoro-1-iodobenzene dissolved therein, 49.8 ml of a sodium carbonate aqueous solution with a concentration of 2.0 mol/l, and 1.44 g of tetrakis(triphenylphosphine)palladium(0) were put in an argon-replaced 500 ml flask, and stirred under reflux for 37 hours. After the reaction, water and ether were added to the reaction solution for extraction. The resultant ether layer was washed with a saturated brine and dried with sodium sulfate. The solvent was then distilled off. The residue was purified by silica gel column chromatography (eluent:hexane) and recrystallized from hexane, to obtain 13.6 g (Y: 67.8%) of 4-bromo-2-fluoro-4'-(trans-4-pentylcyclohexyl)biphenyl. The purity of the resultant compound was 99.5% as measured by GC. |
Yield | Reaction Conditions | Operation in experiment |
---|---|---|
39.1% | With sodium carbonate;tetrakis(triphenylphosphine) palladium(0); In ethanol; water; benzene; for 48h;Heating / reflux; | (5-a) Synthesis of compound 4-bromo-2,6-difluoro-4'-(trans-4-pentylcyclohexyl)biphenyl represented by formula: First, 50 ml of ethanol containing 5.61 g of 4-(trans-4-pentylcyclohexyl)phenylboronic acid dissolved therein, 50 ml of benzene containing 5.0 g of 4-bromo-2,6-difluoro-1-iodobenzene dissolved therein, 15.7 ml of a sodium carbonate aqueous solution with a concentration of 2.0 mol/l, and 0.45 g of tetrakis(triphenylphosphine)palladium(0) were put in an argon-replaced 200 ml flask, and stirred under reflux for 48 hours.. After the reaction, water and ether were added to the reaction solution for extraction.. The resultant ether layer was washed with a saturated brine and dried with sodium sulfate.. The solvent was then distilled off.. The residue was purified by silica gel column chromatography (eluent:hexane) and recrystallized from acetone, to obtain 2.58 g (Y: 39.1%) of 4-bromo-2,6-difluoro-4'-(trans-4-pentylcyclohexyl)biphenyl.. The purity of the resultant compound was 100.0% as measured by GC. (5-b) Synthesis of polymerizable compound 2,6-difluoro-4'-(trans-4-pentylcyclohexyl)-4-vinylbiphenyl represented by formula (E) above First, 2.58 g of 4-bromo-2,6-difluoro-4'-(trans-4-pentylcyclohexyl)biphenyl obtained from the synthesis (5-a) above, 2.33 g of tributylvinyltin, 0.18 g of tetrakis(triphenylphosphine)palladium(0), 0.008 g of p-methoxyphenol, and 50 ml of anhydrous toluene were put in an argon-replaced 300 ml flask, and stirred under reflux for nine hours.. |
Yield | Reaction Conditions | Operation in experiment |
---|---|---|
91.3% | With sodium carbonate;tetrakis(triphenylphosphine) palladium(0); In ethanol; water; benzene; for 6h;Heating / reflux; | First, 100 ml of ethanol containing 4.91 g of <strong>[143651-26-7]4-(trans-4-pentylcyclohexyl)phenylboronic acid</strong> dissolved therein, 100 ml of benzene containing 10.0 g of 2-trifluoromethyl-4-bromoaniline, 41.7 ml of a sodium carbonate aqueous solution with a concentration of 2 mol/l, and 1.20 g of tetrakis(triphenylphosphine)palladium(0) were put in an argon-replaced 300 ml flask, and stirred under reflux for six hours. After the reaction, water and ether were added to the reaction solution for extraction. The resultant ether layer was washed with a saturated brine and dried with sodium sulfate. The solvent was then distilled off. The residue was purified by silica gel column chromatography (eluent:hexane/toluene=4/1), to obtain 14.82 g (Y: 91.3%) of 4-amino-4'-(trans-4-pentylcyclohexyl)-3-trifluoromethylbiphenyl. The purity of the resultant compound was 99.2% as measured by GC. |
Yield | Reaction Conditions | Operation in experiment |
---|---|---|
86.8% | With sodium carbonate;tetrakis(triphenylphosphine) palladium(0); In ethanol; water; benzene; for 16h;Heating / reflux; | (6-a) Synthesis of compound 4-bromo-3-fluoro-4'-(trans-4-pentylcyclohexyl)biphenyl represented by formula: First, 100 ml of ethanol containing 11.89 g of <strong>[143651-26-7]4-(trans-4-pentylcyclohexyl)phenylboronic acid</strong> dissolved therein, 100 ml of benzene containing 10.0 g of 1-bromo-2-fluoro-4-iodobenzene dissolved therein, 33.2 ml of a sodium carbonate aqueous solution with a concentration of 2.0 mol/l, and 0.96 g of tetrakis(triphenylphosphine)palladium(0) were put in an argon-replaced 500 ml flask, and stirred under reflux for 16 hours.. After the reaction, water and ether were added to the reaction solution for extraction.. The resultant ether layer was washed with a saturated brine and dried with sodium sulfate.. The solvent was then distilled off.. The residue was purified by silica gel column chromatography (eluent:hexane) and recrystallized from acetone, to obtain 11.6 g (Y: 86.8%) of 4-bromo-3-fluoro-4'-(trans-4-pentylcyclohexyl)biphenyl.. The purity of the resultant compound was 100.0% as measured by GC. |
Yield | Reaction Conditions | Operation in experiment |
---|---|---|
91.3% | With sodium carbonate;tetrakis(triphenylphosphine) palladium(0); In ethanol; water; benzene; for 12h;Heating / reflux; | First, 100 ml of ethanol containing 6.57 g of <strong>[143651-26-7]4-(trans-4-pentylcyclohexyl)phenylboronic acid</strong> dissolved therein, 100 ml of benzene containing 10.0 g of 2-trifluoromethyl-4-nitrobromobenzene dissolved therein, 37 ml of a sodium carbonate aqueous solution with a concentration of 2 mol/l, and 1.07 g of tetrakis(triphenylphosphine)palladium(0) were put in an argon-replaced 300 ml flask, and stirred under reflux for 12 hours. After the reaction, water and ether were added to the reaction solution for extraction. The resultant ether layer was washed with a saturated brine and dried with sodium sulfate. The solvent was then distilled off. The residue was purified by silica gel column chromatography (eluent:hexane/toluene=4/1), to obtain 14.2 g (Y: 91.3%) of 4'-(trans-4-pentylcyclohexyl)-2-trifluoromethyl-4-nitrobiphenyl. The purity of the resultant compound was 100.0% as measured by GC. |
Yield | Reaction Conditions | Operation in experiment |
---|---|---|
3a In an analogous reaction to Example 1b, 2.17 g (16.41 mmol) of 2-chloro-6-fluoropyrazine (prepared as described in Example 1a) and 4.50 g (16.41 mmol) of <strong>[143651-26-7]4-(trans-4-pentylcyclohexyl)phenylboronic acid</strong> gives 3.36 g of 2-fluoro-6-[4-(trans-4-pentylcyclohexyl)-phenyl]pyrazine. STR19 3b |
Yield | Reaction Conditions | Operation in experiment |
---|---|---|
24% | 4.4 g of 4-bromophenol in a 500 mL three-necked flask(25.5 mmol),7.0 g (25.5 mmol) of 4- (trans-4-pentylcyclohexyl) phenylboronic acid,300 mL of dimethoxyethane,Charge 40 mL of 2 M aqueous solution of potassium carbonate, under nitrogen atmosphere,Stir for 10 minutes.Tetrakis (triphenylphosphine) palladium (0)2. 9 g (2.6 mmol) was added and stirred for 12 hours while heating at 85 C.30 mL of 1 M hydrochloric acid was added, and extracted with chloroform.The organic layer is saturated with 200 mL of multi-layered water,After washing twice with 100 mL of water,Dried over magnesium sulfate and filtered.After concentrating the filtrate with an evaporator,The resulting residue was purified by column chromatography to obtain 1.9 g of Intermediate 9-1 (yield 24%). |