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Chemical Structure| 349552-70-1

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Product Details of [ 349552-70-1 ]

CAS No. :349552-70-1
Formula : C11H8ClNO2
M.W : 221.64
SMILES Code : COC(=O)C1=CC2=C(C=CC=C2)C(Cl)=N1
MDL No. :MFCD09863391
InChI Key :KJBHVFGDDKSFGN-UHFFFAOYSA-N
Pubchem ID :15531562

Safety of [ 349552-70-1 ]

GHS Pictogram:
Signal Word:Warning
Hazard Statements:H302-H315-H319-H335
Precautionary Statements:P261-P264-P270-P271-P280-P301+P312-P302+P352-P304+P340-P305+P351+P338-P330-P332+P313-P337+P313-P362-P403+P233-P405-P501

Application In Synthesis of [ 349552-70-1 ]

* 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.

  • Downstream synthetic route of [ 349552-70-1 ]

[ 349552-70-1 ] Synthesis Path-Downstream   1~35

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YieldReaction ConditionsOperation in experiment
90% With trichlorophosphate; In methanol; at 130℃; for 0.166667h;Microwave irradiation; A mixture of 30 (594 mg, 2.92 mmol) and POCl3 (3 ml, 32.8 mmol) was heated 10 min at 130 C using Biotage Initiator microwave synthesizer. The resulting reaction mixture was dissolved in ethyl acetate (100 ml) and washed with HCl (1 M, 3× 100 ml). The organic phase was dried (Na2SO4) and evaporated to dryness. The crude product was purified by flash chromatography (silica gel) eluting with EtOAc/PE 1:3 to give 31 (585 mg, 90%). 1H NMR (DMSO-d6): δ 8.59 (s, 1H); 8.27 (d, 1H, 3JHH = 8.1 Hz); 8.23 (d, 1H, 3JHH = 7.3 Hz); 7.94 (m, 2H); 3.99 (s, 3H). 13C NMR (DMSO-d6): δ 163.9; 150.1; 139.3; 136.6; 132.0; 131.2; 128.7; 127.1; 125.4; 124.0; 52.2.
87% With N-ethyl-N,N-diisopropylamine; trichlorophosphate; In toluene; for 5.0h;Reflux; The mixture of 35 (190 mg, 0.94 mmol),POCl3 (94 μL, 1.03 mmol) and DIPEA (360 μL, 2.07 mmol) in toluene (8 mL) was refluxed for5 h. After cooled down, the mixture was diluted with EtOAc (15 mL) and washed with ice-coldwater, saturated NaHCO3, brine. The organic layer was dried over Na2SO4. The solvent wasremoved under reduced pressure and the residue was purified by silica gel to give 138 mg whitesolid, in 87% yield. 1H NMR (400 MHz, CDCl3) 8.54 (s, 1H), 8.43 (m, 1H), 8.02 (m, 1H),7.887.82 (m, 2H), 4.05 (s, 3H).
87% With N-ethyl-N,N-diisopropylamine; trichlorophosphate; In toluene; for 5.0h;Reflux; Themixture of 42 (190 mg, 0.94mmol), POCl3 (94 µL, 1.03 mmol) and DIPEA (360 µL, 2.07 mmol) intoluene (8 mL) was refluxed for 5 h. After cooled down, the mixture was dilutedwith EtOAc (15 mL) and washed with ice-cold water, saturated NaHCO3,brine. The organic layer was dried over Na2SO4. Thesolvent was removed under reduced pressure and the residue was purified bysilica gel to give 138 mg white solid, in 87% yield. 1H NMR (400MHz, CDCl3) d 8.54(s, 1H), 8.43 (m, 1H), 8.02 (m, 1H), 7.88-7.82(m, 2H), 4.05 (s, 3H)
64% Synthesis of methyl 4-chloroisoquinoline-2-carboxylate: Methyl 1-oxo-1,2-dihydroisoquinoline-3-carboxylate (0.68g, 3.3mmoles) was dissolved in excess phosphorus oxy chloride (5 mis) and the clear solution heated (950C) for 3 hours and overnight at room temperature. The reaction was diluted with toluene (10mIs) and azeotroped twice. The residual oil was diluted with dichloromethane (10mls) and quenched with ice cooled water (50mIs). Further dichloromethane was added (15mls) and the layers separated. The aqueous layer was extracted with dichloromethane (10mIs) and the dichloromethane phases combined and washed with saturated sodium bicarbonate (10mIs), water (10mIs) and brine (10mIs). After drying over magnesium sulphate the solution was filtered and concentrated to give an off white solid. (0.47g, 64% yield).

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  • (+)-3-bromomethyl-1-(2-hydroxy-1-naphthyl)isoquinoline [ No CAS ]
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  • (+)-3-bromomethyl-1-(3,6-di-tert-butyl-2-hydroxy-1-naphthyl)isoquinoline [ No CAS ]
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  • bis[3-(1-(2-hydroxy-1-naphthyl)isoquinolyl)methyl]sulphide [ No CAS ]
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  • bis[3-(1-(3,6-di-tert-butyl-2-hydroxy-1-naphthyl)isoquinolyl)methyl]sulphide [ No CAS ]
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  • [ 1993-03-9 ]
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  • [ 1253385-93-1 ]
YieldReaction ConditionsOperation in experiment
50% With potassium carbonate;tetrakis(triphenylphosphine) palladium(0); In toluene; at 95℃;Inert atmosphere; Specific Example of Step 1 Synthesis of methyl 1-(2-fluorophenyl)isoquinoline-3-carboxylate: Methyl 4-chloroisoquinoline-2-carboxylate (0.221g, 1mmole) was dissolved in toluene (10mIs) and 2-fluorophenylboronic acid (0.280mgs, 2mmoles), anhydrous potassium carbonate (0.276g, 2mmoles) and tetrakis (0.060mgs) was added and the vessel flushed with nitrogen. The reaction was heated (950C) overnight and after cooling the reaction was filtered through silica the filtrate was then washed with saturated sodium bicarbonate solution (10mIs), water (10mIs) and then brine (10mIs). After drying over magnesium sulphate and evaporating an off white solid (140mgs, 50% yield, 95% pure was left.
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  • [ 1268691-06-0 ]
YieldReaction ConditionsOperation in experiment
73% at 150℃; for 0.25h;Microwave irradiation; A mixture of 31 (200 mg, 0.902 mmol) and 3-trifluoromethylaniline (582 mg, 3.61 mmol) was heated 15 min at 150 C using Biotage Initiator microwave synthesizer. The resulting reaction mixture was dissolved in ethyl acetate (50 ml) and washed with saturated Na2CO3 (2× 50 ml) and H2O (2× 50 ml). The organic phase was dried (Na2SO4) and evaporated to dryness. The crude product was purified by flash chromatography (silica gel) eluting with CH2Cl2 to give 32 (229 mg, 73%). 1H NMR (DMSO-d6): δ 9.62 (s, 1H); 9.03 (s, 1H); 8.69 (d, 1H, 3JHH = 7.2 Hz); 8.31 (d, 1H, 3JHH = 8.2 Hz); 8.06 (s, 1H), 8.03 (m, 1H); 7.79 (m, 2H); 7.54 (t, 1H, 3JHH = 7.9 Hz); 7.31 (d, 1H, 3JHH = 7.7 Hz); 3.94 (s, 3H). 13C NMR (DMSO-d6): δ 166.2; 152.1; 142.3; 139.0; 136.9; 131.1; 129.9 (q, 2JCF = 31.2 Hz); 129.4; 129.1 (2C); 124.9 (q, 1JCF = 272.5 Hz); 123.7; 123.3; 120.4; 118.0 (q, 3JCF = 3.5 Hz); 116.8; 116.5 (q, 3JCF = 3.5 Hz); 52.4. ESI-MS 347.1 (M+H). Anal. Calcd for C18H13F3N2O2: C, 62.43; H, 3.78; N, 8.09. Found: C, 62.35; H, 3.71; N, 8.11.
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YieldReaction ConditionsOperation in experiment
75% With (1,1'-bis(diphenylphosphino)ferrocene)palladium(II) dichloride; potassium phosphate; In 1,4-dioxane; at 110℃; for 12.0h; Intermediate 14: (l-Cyclopropyl-isoquinolin-3-yl)-(3,3-dimethyl-piperazin-l-yl)-methanone trifluoro acetate 14.1 : l-Cyclopropyl-isoquinoline-3-carboxylic acid methyl ester A mixture of 481 mg (2.17 mmol) l-chloro-isoquinoline-3-carboxylic acid methyl ester, 235 mg (2.74 mmol) cyclopropylboronic acid, 100 mg (0.137 mmol) 1 , l '-bis(diphenyl- phosphino)ferrocenedichloropalladium(II) and 950 mg (4.47 mmol) potassium phosphate in 20 mL dioxane was stirred at 1 10 C for 12 h. The mixture was diluted with EtOAc, filtered over Celite and activated carbon and concentrated in vacuo. The crude material was purified by flash chromatography (PE/EtOAc = 3/1). yield: 370 mg (75 %) ESI-MS: m/z = 228 (M+H)+ Rt(HPLC) : 1.15 min (method 5)
75% With (1,1'-bis(diphenylphosphino)ferrocene)palladium(II) dichloride; potassium phosphate; In 1,4-dioxane; at 110℃; for 12.0h; 14.1: 1-Cyclopropyl-isoquinoline-3-carboxylic acid methyl ester A mixture of 481 mg (2.17 mmol) <strong>[349552-70-1]1-chloro-isoquinoline-3-carboxylic acid methyl ester</strong>, 235 mg (2.74 mmol) cyclopropylboronic acid, 100 mg (0.137 mmol) 1,1'-bis(diphenyl-phosphino)ferrocenedichloropalladium(II) and 950 mg (4.47 mmol) potassium phosphate in 20 mL dioxane was stirred at 110 C. for 12 h. The mixture was diluted with EtOAc, filtered over Celite and activated carbon and concentrated in vacuo. The crude material was purified by flash chromatography (PE/EtOAc=3/1). yield: 370 mg (75%) ESI-MS: m/z=228 (M+H)+ Rt(HPLC): 1.15 min (method 5)
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YieldReaction ConditionsOperation in experiment
59% With 1,1'-bis-(diphenylphosphino)ferrocene; tris-(dibenzylideneacetone)dipalladium(0); zinc; In N,N-dimethyl acetamide; at 120℃; for 2.0h; The mixture of 36 (369 mg, 1.66 mmol),Pd2(dba)3 (73 mg, 0.080 mmol), dppf (88 mg, 0.16 mmol), ZnCN2 (117 mg, 1.0 mmol), and Zn(13 mg, 0.20 mmol) in dimethyl acetamide (4 mL) was heated at 120 C for 2 h. After cooleddown, water (20 mL) was added and the resultant mixture was filtered through celite. The filtratewas extracted with EtOAc (20 mL 3). The combined organic layers were washed with brine,dried over Na2SO4, filtered and concentrated. The residue was purified by silica gel with PE/EA(4/1) to give 207 mg white solid, in 59% yield. 1H NMR (400 MHz, CDCl3) 8.80 (s, 1H), 8.46(m, 1H), 8.11 (m, 1H), 7.987.92 (m, 2H), 4.09 (s, 3H); 13C NMR (100 MHz, CDCl3) δ 164.75,142.02, 135.93, 135.10, 132.60, 132.02, 130.37, 128.76, 127.26, 125.70, 115.04, 53.26.
59% With 1,1'-bis-(diphenylphosphino)ferrocene; tris-(dibenzylideneacetone)dipalladium(0); zinc; In N,N-dimethyl acetamide; at 120℃; for 2.0h; Themixture of 43 (369 mg, 1.66 mmol),Pd2(dba)3 (73 mg, 0.080 mmol), dppf (88 mg, 0.16 mmol),ZnCN2 (117 mg, 1.0 mmol), and Zn (13 mg, 0.20 mmol) in dimethylacetamide (4 mL) was heated at 120 C for 2 h. After cooled down, water (20 mL)was added and the resultant mixture was filtered through celite. The filtratewas extracted with EtOAc (20 mL 3). The combined organiclayers were washed with brine, dried over Na2SO4,filtered and concentrated. The residue was purified by silica gel with PE/EA(4/1) to give 207 mg white solid, in 59% yield. 1H NMR (400 MHz,CDCl3) d 8.80(s, 1H), 8.46 (m, 1H), 8.11 (m, 1H), 7.98-7.92(m, 2H), 4.09 (s, 3H); 13C NMR (100 MHz, CDCl3) δ 164.75, 142.02, 135.93, 135.10,132.60, 132.02, 130.37, 128.76, 127.26, 125.70, 115.04, 53.26
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  • [ 1049606-80-5 ]
YieldReaction ConditionsOperation in experiment
92% With sodium hydroxide; In ethanol; for 0.5h;Reflux; A mixture of 36 (133 mg, 0.6 mmol) in 1NNaOH : EtOH (1 : 1, 6 mL) was refluxed for 0.5 h. After cooled down, the reaction mixture wasconcentrated and adjusted to pH = 3 with 1N HCl. The resultant mixture was dried underreduced pressure. To the residue was added EtOH (20 mL) and refluxed for 5 min. Then it wassubjected to hot filtration. The collected solid was added EtOH (20 mL) and subjected to thesame procedure twice. The combined filtration was concentrated and crystallized withMeOH/Et2O to give 114 mg white solid, in 92% yield. 1H NMR (400 MHz, CD3OD) 8.62 (s,1H), 8.45 (m, 1H), 8.17 (m, 1H), 7.977.91 (m, 2H); 13C NMR (100 MHz, CD3OD) δ 167.21,152.65, 141.76, 138.93, 133.54, 132.39, 130.02, 129.45, 127.40, 125.35.
92% With sodium hydroxide; In ethanol; water; for 0.5h;Reflux; A mixture of 43 (133 mg, 0.6 mmol) in 1N NaOH: EtOH (1 : 1, 6 mL) was refluxed for 0.5 h. After cooled down, the reactionmixture was concentrated and adjusted to pH = 3 with 1N HCl. The resultantmixture was dried under reduced pressure. To the residue was added EtOH (20 mL)and refluxed for 5 min. Then it was subjected to hot filtration. The collectedsolid was added EtOH (20 mL) and subjected to the same procedure twice. Thecombined filtration was concentrated and crystallized with MeOH/Et2Oto give 114 mg white solid, in 92% yield. 1H NMR (400 MHz, CD3OD)d 8.62 (s, 1H), 8.45 (m, 1H), 8.17 (m, 1H), 7.97-7.91(m, 2H); 13C NMR (100 MHz, CD3OD) δ 167.21, 152.65, 141.76, 138.93, 133.54, 132.39, 130.02,129.45, 127.40, 125.35
  • 35
  • [ 349552-70-1 ]
  • 17-cyclopropylmethyl-3,14β-dihydroxy-4,5α-epoxy-6α-(1-methylisoquinolin-3-carboxamido)morphinan hydrochloride [ No CAS ]
 

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