530084-79-8

(R)-8-(Benzyloxy)-5-(2-bromo-1-hydroxyethyl)quinolin-2(1H)-one

(R)-8-(Benzyloxy)-5-(2-bromo-1-hydroxyethyl)quinolin-2(1H)-one

别名:
CasNo.: 530084-79-8
分子式: C18H16BrNO3
分子量: 374.234
储存条件:
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中文名称: (R)-8-(Benzyloxy)-5-(2-bromo-1-hydroxyethyl)quinolin-2(1H)-one
英文名称: (R)-8-(Benzyloxy)-5-(2-bromo-1-hydroxyethyl)quinolin-2(1H)-one
CasNo.: 530084-79-8
分子式: C18H16BrNO3
分子量: 374.234

Purity 99% Min (R)-8-(Benzyloxy)-5-(2-bromo-1-hydroxyethyl)quinolin-2(1H)-one 530084-79-8 Spot Supply with Safe Transportation

  • Molecular Formula:C18H16BrNO3
  • Molecular Weight:374.234
  • Vapor Pressure:0mmHg at 25°C 
  • Refractive Index:1.649 
  • Boiling Point:595.764 °C at 760 mmHg 
  • PKA:10.78±0.70(Predicted) 
  • Flash Point:314.107 °C 
  • PSA:62.32000 
  • Density:1.491 g/cm3 
  • LogP:3.53540 

8-Benzyloxy-5-((R)-2-broMo-1-hydroxyethyl)-1H-quinolinone(Cas 530084-79-8) Usage

InChI:InChI=1/C18H16BrNO3/c19-10-15(21)13-6-8-16(18-14(13)7-9-17(22)20-18)23-11-12-4-2-1-3-5-12/h1-9,15,21H,10-11H2,(H,20,22)/t15-/m0/s1

530084-79-8 Relevant articles

Discovery of a novel class of inhaled dual pharmacology muscarinic antagonist and β2 agonist (MABA) for the treatment of chronic obstructive pulmonary disease (COPD)

Rancati, Fabio,Linney, Ian D.,Rizzi, Andrea,Delcanale, Maurizio,Knight, Chris K.,Schmidt, Wolfgang,Pastore, Fiorella,Riccardi, Benedetta,Mileo, Valentina,Carnini, Chiara,Cesari, Nicola,Blackaby, Wesley P.,Patacchini, Riccardo,Carzaniga, Laura

supporting information, (2021/04/12)

The targeting of both the muscarinic and...

IMPROVED PROCESS FOR THE PREPARATION OF INDACATEROL MALEATE

-

Page/Page column 9, (2020/10/19)

An improved process for the preparation ...

CLASS OF BIFUNCTIONAL COMPOUNDS WITH QUATERNARY AMMONIUM SALT STRUCTURE

-

Paragraph 0160, (2019/11/11)

The invention provides a class of compou...

8 - Benzyloxy -5 - (R - 2 - bromo -1 - hydroxy-ethyl) - 1H - quinoline -2 - ketone

-

Paragraph 0021; 0022; 0024, (2019/01/08)

The present invention relates to 8 - ben...

530084-79-8 Process route

8-benzyloxy-5-(2-bromoacetyl)-1H-quinolin-2-one
100331-89-3

8-benzyloxy-5-(2-bromoacetyl)-1H-quinolin-2-one

8-(benzyloxy)-5-[(1R)-2-bromo-1-hydroxyethyl]quinolin-2(1H)-one
530084-79-8

8-(benzyloxy)-5-[(1R)-2-bromo-1-hydroxyethyl]quinolin-2(1H)-one

Conditions
Conditions Yield
With (S,S)-1,2-diphenyl-1,2-diaminoethane; hydrogen; potassium hydroxide; In isopropyl alcohol; at 25 ℃; under 3800.26 Torr; Solvent; Pressure; Temperature; Autoclave; Inert atmosphere;
99%
8-benzyloxy-5-(2-bromoacetyl)-1H-quinolin-2-one; With dimethylsulfide borane complex; (3aR)-1-methyl-3,3-diphenyl-tetrahydro-pyrrolo[1,2-c][1,3,2]oxazaborole; In tetrahydrofuran; at 0 - 30 ℃; Inert atmosphere;
With hydrogenchloride; In tetrahydrofuran; at 0 - 30 ℃;
95%
With dimethylsulfide borane complex; (3aR)-1-methyl-3,3-diphenyl-tetrahydro-pyrrolo[1,2-c][1,3,2]oxazaborole; In tetrahydrofuran; at 0 - 10 ℃; Inert atmosphere;
95%
With dimethylsulfide borane complex; (1R,2S)-1-Amino-2-indanol; In tetrahydrofuran; at 20 - 25 ℃; for 3.5h; Inert atmosphere;
85.5%
With Trimethylboroxine; (R)-α,α-diphenylprolinol; In toluene; at 20 - 150 ℃;
8-benzyloxy-5-(2-bromoacetyl)-1H-quinolin-2-one; With borane; In tetrahydrofuran; toluene; at -10 ℃; for 4.75h;
With methanol; In tetrahydrofuran; toluene; at -10 ℃;
81%
With borane; (3aR)-1-methyl-3,3-diphenyl-tetrahydro-pyrrolo[1,2-c][1,3,2]oxazaborole; In tetrahydrofuran; toluene; at -10 ℃; for 4.75h;
81%
(R)-α,α-diphenylprolinol; With Trimethylboroxine; In toluene; at 20 - 150 ℃; for 4.5h;
8-benzyloxy-5-(2-bromoacetyl)-1H-quinolin-2-one; With borane; In tetrahydrofuran; toluene; at -10 ℃; for 4.75h;
81%
8-benzyloxy-5-(2-bromoacetyl)-1H-quinolin-2-one; With borane-THF; In toluene; at -10 ℃; for 4.75h; Cooling with isopropanol-ice;
With methanol; In toluene;
81%
With Trimethylboroxine; (R)-α,α-diphenylprolinol; In toluene; at 20 - 150 ℃; for 4.5h;
8-benzyloxy-5-(2-bromoacetyl)-1H-quinolin-2-one; With trimethylborane; In tetrahydrofuran; toluene; at -15 - -5 ℃; for 4.75h; Cooling with ice-isopropanol;
81%
With borane; (3aR)-1-methyl-3,3-diphenyl-tetrahydro-pyrrolo[1,2-c][1,3,2]oxazaborole; In tetrahydrofuran; at -10 - 5 ℃; for 4.75h;
81%
Trimethylboroxine; (R)-α,α-diphenylprolinol; In toluene; at 20 - 150 ℃; for 4.5h;
8-benzyloxy-5-(2-bromoacetyl)-1H-quinolin-2-one; With borane; In tetrahydrofuran; methanol; toluene; at -15 - -5 ℃; for 4.75h; Cooling with ice/isopropanol bath;
81%
8-benzyloxy-5-(2-bromoacetyl)-1H-quinolin-2-one; With Trimethylboroxine; borane; (R)-α,α-diphenylprolinol; In tetrahydrofuran; toluene; acetonitrile; at -15 - 20 ℃; for 5.25h;
With methanol; In tetrahydrofuran;
81%
8-benzyloxy-5-(2-bromoacetyl)-1H-quinolin-2-one; With dimethylsulfide borane complex; (3aR)-1-methyl-3,3-diphenyl-tetrahydro-pyrrolo[1,2-c][1,3,2]oxazaborole; In tetrahydrofuran; toluene; at -20 ℃; for 4h; Inert atmosphere;
With methanol; In tetrahydrofuran; toluene; at -20 - 20 ℃; for 0.333333h;
With hydrogenchloride; In water; at 20 ℃; for 18h;
76%
8-benzyloxy-5-(2-bromoacetyl)-1H-quinolin-2-one; With dimethylsulfide borane complex; In tetrahydrofuran; toluene; at -20 ℃; for 3h; Inert atmosphere;
With methanol; In tetrahydrofuran; toluene; at 20 ℃; for 0.333333h;
With hydrogenchloride; In water; at 20 ℃; for 18h;
76%
8-benzyloxy-5-(2-bromoacetyl)-1H-quinolin-2-one; With (3aR)-1-methyl-3,3-diphenyl-tetrahydro-pyrrolo[1,2-c][1,3,2]oxazaborole; In tetrahydrofuran; at -20 - 20 ℃; for 4.33333h; Inert atmosphere;
With hydrogenchloride; In water; at 20 ℃; for 18h;
76%
With dimethylsulfide borane complex; (3aR)-1-methyl-3,3-diphenyl-tetrahydro-pyrrolo[1,2-c][1,3,2]oxazaborole; In tetrahydrofuran; at -20 ℃; for 4h;
76%
With dimethylsulfide borane complex; (3aR)-1-methyl-3,3-diphenyl-tetrahydro-pyrrolo[1,2-c][1,3,2]oxazaborole; In tetrahydrofuran; toluene; at -20 - 20 ℃; Inert atmosphere;
76%
8-benzyloxy-5-(2-bromoacetyl)-1H-quinolin-2-one; With (3aR)-1-methyl-3,3-diphenyl-tetrahydro-pyrrolo[1,2-c][1,3,2]oxazaborole; In tetrahydrofuran; toluene; at -20 ℃; Inert atmosphere;
With dimethyl sulfide borane; In tetrahydrofuran; toluene; at -20 ℃; for 4h; Inert atmosphere;
76%
With borane dimethyl sulfide complex; (3aR)-1-methyl-3,3-diphenyl-tetrahydro-pyrrolo[1,2-c][1,3,2]oxazaborole; In tetrahydrofuran; toluene; at -20 ℃; for 4h; Inert atmosphere;
76%
With dimethylsulfide borane complex; (3aR)-1-methyl-3,3-diphenyl-tetrahydro-pyrrolo[1,2-c][1,3,2]oxazaborole; In tetrahydrofuran; toluene; at -20 ℃; for 4h; Inert atmosphere;
76%
With dimethylsulfide borane complex; (3aR)-1-methyl-3,3-diphenyl-tetrahydro-pyrrolo[1,2-c][1,3,2]oxazaborole; In tetrahydrofuran; toluene; at -20 ℃; Inert atmosphere;
76%
8-benzyloxy-5-(2-bromoacetyl)-1H-quinolin-2-one; With dimethylsulfide borane complex; Trimethylboroxine; (R)-α,α-diphenylprolinol; In tetrahydrofuran; toluene; at -6 - -5 ℃; for 3.5h;
With methanol; In tetrahydrofuran; toluene; at -5 - 0 ℃; for 0.5h;
 
With borane-THF; Trimethylboroxine; (R)-α,α-diphenylprolinol; In tetrahydrofuran; toluene; at -10 ℃; for 4.75h;
95 % ee
With borane; (3aR)-1-methyl-3,3-diphenyl-tetrahydro-pyrrolo[1,2-c][1,3,2]oxazaborole; In tetrahydrofuran; at -5 ℃; for 3.75h;
 
8-benzyloxy-5-(2-bromoacetyl)-1H-quinolin-2-one; (3aR)-1-methyl-3,3-diphenyl-tetrahydro-pyrrolo[1,2-c][1,3,2]oxazaborole; In tetrahydrofuran; at -55 - -45 ℃; for 0.666667h; Inert atmosphere;
With borane-THF; In tetrahydrofuran; at -45 - 0 ℃; Inert atmosphere;
With methanol; In tetrahydrofuran; at 20 ℃;
 
With formic acid; C25H29ClN2O3RuS; potassium formate; In chloroform; at 25 ℃; for 24h; enantioselective reaction; Inert atmosphere;
94 % ee
8-benzyloxy-5-(2-bromoacetyl)-1H-quinolin-2-one; In tetrahydrofuran; at 40 ℃; for 48h;
With borane-THF; (3aR)-1-methyl-3,3-diphenyl-tetrahydro-pyrrolo[1,2-c][1,3,2]oxazaborole; In tetrahydrofuran; toluene; at -10 - 0 ℃; for 4.5h;
 
8-benzyloxy-5-(2-bromoacetyl)-1H-quinolin-2-one; With dimethylsulfide borane complex; (3aR)-1-methyl-3,3-diphenyl-tetrahydro-pyrrolo[1,2-c][1,3,2]oxazaborole; In tetrahydrofuran; toluene; at 0 - 2 ℃; for 3.25 - 3.33333h;
With methanol; In tetrahydrofuran; toluene; for 0.25 - 0.333333h;
 
8-benzyloxy-5-bromoacetylcarbostyril
100331-89-3

8-benzyloxy-5-bromoacetylcarbostyril

(3aR)-1-methyl-3,3-diphenyl-tetrahydro-pyrrolo[1,2-c][1,3,2]oxazaborole
112022-83-0,133261-83-3

(3aR)-1-methyl-3,3-diphenyl-tetrahydro-pyrrolo[1,2-c][1,3,2]oxazaborole

8-(benzyloxy)-5-[(1R)-2-bromo-1-hydroxyethyl]quinolin-2(1H)-one
530084-79-8

8-(benzyloxy)-5-[(1R)-2-bromo-1-hydroxyethyl]quinolin-2(1H)-one

Conditions
Conditions Yield
(3aR)-1-methyl-3,3-diphenyl-tetrahydro-pyrrolo[1,2-c][1,3,2]oxazaborole; With dimethyl sulfide borane; In tetrahydrofuran; at 0 ℃; for 0.166667h;
8-benzyloxy-5-bromoacetylcarbostyril; In tetrahydrofuran; at -10 ℃; for 0.333333h;
With dimethyl sulfide borane; at 0 ℃; for 5h;
 

530084-79-8 Upstream products

  • 100331-89-3
    100331-89-3

    8-benzyloxy-5-(2-bromoacetyl)-1H-quinolin-2-one

  • 100331-89-3
    100331-89-3

    8-benzyloxy-5-bromoacetylcarbostyril

  • 112022-83-0
    112022-83-0

    (3aR)-1-methyl-3,3-diphenyl-tetrahydro-pyrrolo[1,2-c][1,3,2]oxazaborole

  • 1127-45-3
    1127-45-3

    8-Hydroxyquinoline-N-oxide

530084-79-8 Downstream products

  • 662111-14-0
    662111-14-0

    8-(benzyloxy)-5-[(1R)-2-bromo-1-(tetrahydro-2H-pyran-2-yloxy)ethyl]quinolin-2(1H)-one

  • 530084-74-3
    530084-74-3

    (R)-8-(benzyloxy)-5-(2-bromo-1-((tert-butyldimethylsilyl)oxy)ethyl)quinolin-2(1H)-one

  • 173140-90-4
    173140-90-4

    (R)-5-(2-oxiranyl)-8-benzyloxy-2(1H)-quinolinone

  • 1254097-58-9
    1254097-58-9

    4-({[5-(2-{[4-({[(2R)-2-hydroxy-2-(8-hydroxy-2-oxo-1,2-dihydroquinolin-5-yl)ethyl]amino}methyl)phenyl]carbamoyl}ethyl)-2-phenylphenyl]carbamoyl}oxy)-1,1-dimethylpiperidin-1-ium trifluoroacetate

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