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Excepted Quantity | USD 0.00 |
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Structure of 103347-14-4
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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.
4.5
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CAS No. : | 103347-14-4 |
Formula : | C8H8BrClO |
M.W : | 235.51 |
SMILES Code : | COC1=CC(CBr)=CC=C1Cl |
MDL No. : | MFCD09907927 |
InChI Key : | PLBDOPBECRIDKT-UHFFFAOYSA-N |
Pubchem ID : | 13662859 |
GHS Pictogram: |
![]() |
Signal Word: | Danger |
Hazard Statements: | H314 |
Precautionary Statements: | P501-P260-P264-P280-P303+P361+P353-P301+P330+P331-P363-P304+P340+P310-P305+P351+P338+P310-P405 |
Class: | 8 |
UN#: | 1759 |
Packing Group: | Ⅱ |
Num. heavy atoms | 11 |
Num. arom. heavy atoms | 6 |
Fraction Csp3 | 0.25 |
Num. rotatable bonds | 2 |
Num. H-bond acceptors | 1.0 |
Num. H-bond donors | 0.0 |
Molar Refractivity | 50.78 |
TPSA ? Topological Polar Surface Area: Calculated from |
9.23 Ų |
Log Po/w (iLOGP)? iLOGP: in-house physics-based method implemented from |
2.52 |
Log Po/w (XLOGP3)? XLOGP3: Atomistic and knowledge-based method calculated by |
2.41 |
Log Po/w (WLOGP)? WLOGP: Atomistic method implemented from |
3.09 |
Log Po/w (MLOGP)? MLOGP: Topological method implemented from |
3.17 |
Log Po/w (SILICOS-IT)? SILICOS-IT: Hybrid fragmental/topological method calculated by |
3.46 |
Consensus Log Po/w? Consensus Log Po/w: Average of all five predictions |
2.93 |
Log S (ESOL):? ESOL: Topological method implemented from |
-3.09 |
Solubility | 0.191 mg/ml ; 0.000813 mol/l |
Class? Solubility class: Log S scale |
Soluble |
Log S (Ali)? Ali: Topological method implemented from |
-2.25 |
Solubility | 1.34 mg/ml ; 0.00568 mol/l |
Class? Solubility class: Log S scale |
Soluble |
Log S (SILICOS-IT)? SILICOS-IT: Fragmental method calculated by |
-4.41 |
Solubility | 0.00927 mg/ml ; 0.0000394 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) |
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) |
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 |
-6.03 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) |
1.67 |
* 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 phosphorus tribromide; In toluene; at 20℃; for 2h; | Example 16; Step 16A: Compound 16a; To a solution of 4-chloro-3-methoxy-benzoic acid (2.04 g, 11.0 mmol) ir 100 mL THF at 0 C was added LiAlH4 (417 mg, 11.0 mmol). The mixture was stirred al the same temperature for 2 h and quenched with sat. NH4Cl solution. The aqueous layel was extracted with EtOAc (100 mL, twice) and the combined organic layers were washec with brine, dried over Na2S04, filtered and concentrated to give 1.70 g of material which was dissolved in 10 mL toluene. To the solution was added PBr3 (0. 33 mL, 3.45 mmol) The reaction was stirred for 2 h at room temperature and diluted with Et2O, washed witt H20 twice, then brine. The solution was dried over Na2S04, filtered, and concentrated tc give 16a (2.16 g, 9.2 mmol) as an oil which solidified upon standing. |
Yield | Reaction Conditions | Operation in experiment |
---|---|---|
100% | With N-Bromosuccinimide; dibenzoyl peroxide; In tetrachloromethane; for 1h;Reflux; | To a solution of 2-chloro-5-methylanisole (11) (274 g, 1.75 mol) in CC14 (2.5 L) was added benzoyl peroxide (4.23 g, 0.02 mol) and NBS (321 g, 1.80 mol). The reaction mixture was heated to reflux for 1 h with mechanical stirring. The reaction mixture was cooled, washed with IN HCl (2 L), satd NaHC03 (2 L) and brine (2 L), dried over MgS04, filtered and concentrated under reduced pressure to give the 5-(bromomethyl)-3- chloroanisole (12) as a light yellow solid (412 g, quantitative). 1H NMR (400MHz, CDC13): delta 7.30-7.34 (d, 1H), 6.95 (s, 1H), 6.91-6.93 (d, 1H), 4.45 (s, 2H), 3.92 (s, 3H). |
100% | With N-Bromosuccinimide; dibenzoyl peroxide; In tetrachloromethane; for 1h;Reflux; | To a solution of 2-chloro-5-methylanisole (11) (274 g, 1.75 mol) in CCl4 (2.5 L) was added benzoyl peroxide (4.23 g, 0.02 mol) and NBS (321 g, 1.80 mol). The reaction mixture was heated to reflux for 1 h with mechanical stirring. The reaction mixture was cooled, washed with IN HCl (2 L), satd NaHCO3 (2 L) and brine (2 L), dried over MgSO4, filtered and concentrated under reduced pressure to give the 5-(bromomethyl)-3- chloroanisole (12) as a light yellow solid (412 g, quantitative). 1H NMR (400MHz, CDCl3): delta 7.30-7.34 (d, IH), 6.95 (s, IH), 6.91-6.93 (d, IH), 4.45 (s, 2H), 3.92 (s, 3H). |
95% | With N-Bromosuccinimide; | (ii)3-methoxy-4-chlorobenzyl Bromide A mixture of 3-methoxy-4-chlorotoluene (9.62 g) and N-bromosuccinimide (12.05 g) was refluxed whilst being irradiated with light using a photoflood lamp for 2 hours. The mixture was cooled, filtered and evaporated to give an oil which was purified by column chromatography eluding with diethyl ether to give the desired product as an oil (14.67 g, 95%). NMR (CDCl3): d 3.9 (s, 3H), 4.45 (s, 2H), 6.9-7.0 (m, 2H), 7.3-7.4 (m, 1H). |
92% | With N-Bromosuccinimide; 2,2'-azobis(isobutyronitrile); In tetrachloromethane; for 3h;Heating / reflux; | To a solution of 1-chloro-2-methoxy-4-methyl-benzene (50 g, 0.32 mol) in CCl4 (350 mL) was added NBS (57 g, 0.32 mol) and AIBN (10 g, 60 mmol). The mixture was heated at reflux for 3 hours. The solvent was evaporated under vacuum and the residue was purified by column chromatography on silica gel (petroleum ether/ethyl acetate=20:1) to give 4-bromomethyl-1-chloro-2-methoxy-benzene (69 g, 92%). 1H NMR (400 MHz, CDCl3) delta 7.33-7.31 (m, 1H), 6.95-6.91 (m, 2H), 4.46 (s, 2H), 3.92 (s, 3H). |
92% | With N-Bromosuccinimide; azobisisobutyronitrile; In tetrachloromethane; | 4-Bromomethyl-1-chloro-2-methoxy-benzene To a solution of 1-chloro-2-methoxy-4-methyl-benzene (50 g, 0.32 mol) in CCl4 (350 mL) was added NBS (57 g, 0.32 mol) and AIBN (10 g, 60 mmol). The mixture was heated at reflux for 3 hours. The solvent was evaporated under vacuum and the residue was purified by column chromatography on silica gel (petroleum ether/ethyl acetate=20:1) to give 4-bromomethyl-1-chloro-2-methoxy-benzene (69 g, 92%). 1H NMR (400 MHz, CDCl3) delta 7.33-7.31 (m, 1H), 6.95-6.91 (m, 2H), 4.46 (s, 2H), 3.92 (s, 3H). |
92% | With N-Bromosuccinimide; 2,2'-azobis(isobutyronitrile); In tetrachloromethane; for 3h;Reflux; | 4-Bromomethyl-1-chloro-2-methoxy-benzene To a solution of 1-chloro-2-methoxy-4-methyl-benzene (50 g, 0.32 mol) in CCl4 (350 mL) was added NBS (57 g, 0.32 mol) and AIBN (10 g, 60 mmol). The mixture was heated at reflux for 3 hours. The solvent was evaporated under vacuum and the residue was purified by column chromatography on silica gel (petroleum ether/ethyl acetate=20:1) to give 4-bromomethyl-1-chloro-2-methoxy-benzene (69 g, 92%). 1H NMR (400 MHz, CDCl3) delta 7.33-7.31 (m, 1H), 6.95-6.91 (m, 2H), 4.46 (s, 2H), 3.92 (s, 3H). |
78% | With N-Bromosuccinimide; 2,2'-azobis(isobutyronitrile); In tetrachloromethane; for 3h;Reflux; | To a stirred solution of 2-chloro-5-methylanisole (16-1, 20.0 g, 127.71 mol) in CCl4 (200 mL) was added AIBN (4.19 g, 25.54 mol) and NBS (22.7 g, 127.7 mol). The resulting reaction mixture was heated under reflux for 3 hours. Then, the reaction mixture was cooled, washed with a 1N HCl aqueous solution, NaHCO3 saturated aqueous solution and brine. The organic layer was dried over Na2SO4, filtered and concentrated under reduced pressure to give 22g (yield = 78%) of a light yellow solid corresponding to 2-chloro-5-(bromomethyl)anisole (16-2). 1H NMR (400 MHz, CDCl3) |
With N-Bromosuccinimide; dibenzoyl peroxide; In 1,2-dichloro-ethane; for 3h;Heating / reflux; | A solution of 4-chloro-3-methoxytoluene (36; 0.5 g; 3.2 mmol), NBS (0.57 g; 3.2 mmol) and benzoyl peroxide (0.031 g; 0.13 mmol) and 32 mL of DCE were heated at reflux for 3 h. The reaction mixture was cooled, diluted with CH2Cl2 and washed with water and brine. The organic extract was dried, filtered and evaporated to yield the bromomethyl compound 38b which was used without further purification. | |
With N-Bromosuccinimide; dibenzoyl peroxide; In ethyl acetate; for 3h;Irradiation with halogen lamp; | (i) 4-(BromomethyI)-l-chIoro-2-methoxybenzene 2-Chloro-5-methylrhohenol (20 g), K2CO3 (30 g), acetone (200 ml) and methyl iodide (9.4 ml) were charged to a flask and stirred for 24 h. The solvent was removed under reduced pressure and the residue partitioned between ether and water. The organics were separated, washed with 2 M sodium hydroxide, water, dried (MgSO4) and evaporated under reduced pressure. The residue was dissolved in EtOAc, then NBS (25 g) and benzoyl peroxide (0.5 g) was added and the reaction mixture irradiated with a halogen lamp for 3 h. The solvent was removed under reduced pressure and the residue was purified by flash column chromatography(eluent isohexane) to give the subtitle compound (30 g) used directly without further purification or characterisation. | |
With N-Bromosuccinimide; dibenzoyl peroxide; In ethyl acetate; for 3h;Irradiation; | (i) 4-(Bromomethyl)-1-chloro-2-methoxybenzene 2-Chloro-5-methylphenol (20 g), K2CO3 (30 g), acetone (200 ml) and methyl iodide (9.4 ml) were charged to a flask and stirred for 24 h. The solvent was evaporated under reduced pressure and the residue partitioned between ether and water. The organics were separated, washed with 2 M NaOH then water, dried (MgSO4) and evaporated under reduced pressure. The residue was dissolved in ethyl acetate, then NBS (25 g) and benzoyl peroxide (0.5 g) were added and the reaction mixture irradiated with a halogen lamp for 3 h. The solvent was evaporated under reduced pressure and the residue was purified by flash column chromatography (eluent isohexane) to give the subtitle compound (30 g) used directly without further purification or characterisation. | |
With N-Bromosuccinimide; dibenzoyl peroxide; In 1,2-dichloro-ethane; for 3h;Heating / reflux; | A solution of 4-chloro-3-methoxytoluene (9a; 0.5 g; 3.2 mmol), NBS (0.57 g; 3.2 mmol) and benzoyl peroxide (0.031 g; 0.13 mmol) and 32 mL of DCE were heated at reflux for 3 h. The reaction mixture was cooled, diluted with CH2Cl2 and washed with water and brine. The organic extract was dried filtered and evaporated to yield the bromomethyl compound 9b which was used without further purification. | |
With N-Bromosuccinimide; dibenzoyl peroxide; In 1,2-dichloro-ethane; for 3h;Heating / reflux; | A solution of 4-chloro-3-methoxytoluene (9a; 0.5 g; 3.2 mmol), NBS (0.57 g; 3.2 mmol) and benzoyl peroxide (0.031 g; 0.13 mmol) and 32 mL of DCE were heated at reflux for 3 h. The reaction mixture was cooled, diluted with CH2Cl2 and washed with water and brine. The organic extract was dried filtered and evaporated to yield the bromomethyl compound 9b which was used without further purification. |
Yield | Reaction Conditions | Operation in experiment |
---|---|---|
potassium iodide; In ethyl acetate; N,N-dimethyl-formamide; | iii) Ethyl 5-acetoxy-N-(3-methoxy-4-chlorobenzyl)indole-2-carboxylate To a solution of ethyl 5-acetoxyindole-2-carboxylate (283 mg) in DMF (6 ml) was added sodium hydride (54 mg, 60% dispersion in oil). The mixture was stirred for 30 minutes, a catalytic amount of potassium iodide and a solution of <strong>[103347-14-4]3-methoxy-4-chlorobenzyl bromide</strong> (345 mg) in DMF (2 ml) was added. The mixture was stirred for 2 hours, quenched with water and extracted with ethyl acetate. The organic extracts were dried, evaporated and the resulting gum was purified by column chromatography elutig with 20% ethyl acetate/isohexane to give the desired product as an oil which solidified on standing (310 mg, 63%). NMR (CDCl3): d 1.4 (t, 3H), 2.3 (s, 3H), 3.8 (s, 3H), 4.35 (q, 2H, 5.8 (s, 2H), 6.5 (dd, 1H), 6.7 (d, 1H), 7.05 (dd, 1H), 7.2-7.4 (m, 4H); m/z 402 (M+H+). |
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