1-(7-broMo-9,9-difluoro-9H-fluoren-2-yl)-2-chloro-Ethanone

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1-(7-broMo-9,9-difluoro-9H-fluoren-2-yl)-2-chloro-Ethanone GMP Manufacturer Global Trade 1378387-81-5 with Fast Delivery

  • Molecular Formula: C15H8BrClF2O
  • Molecular Weight: 357.5772264
  • Melting Point: 183.0 to 187.0 °C 
  • Boiling Point: 428.5±45.0 °C(Predicted) 
  • PSA: 17.07000 
  • Density: 1.69±0.1 g/cm3(Predicted) 
  • LogP: 4.99110 

1378387-81-5 Relevant articles

Preparation method of key intermediate of anti-hepatitis C drug ledipasvir

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Paragraph 0077-0079, (2019/05/08)

The invention provides a preparation met...

Ledipasvir preparation method

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, (2018/05/16)

The invention discloses a Ledipasvir pre...

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Paragraph 0044-0047; 0069; 0090, (2018/04/26)

The invention discloses a ledipasvir key...

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, (2018/04/03)

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1378387-81-5 Process route

2-chloro-N-methoxy-N-methylacetamide
67442-07-3

2-chloro-N-methoxy-N-methylacetamide

2-bromo-9,9-difluoro-7-iodo-9H-fluorene

2-bromo-9,9-difluoro-7-iodo-9H-fluorene

1-(7-bromo-9,9-difluoro-9-hydrofluoren-2-yl)-2-chloroethanone
1378387-81-5

1-(7-bromo-9,9-difluoro-9-hydrofluoren-2-yl)-2-chloroethanone

Conditions
Conditions Yield
2-bromo-9,9-difluoro-7-iodo-9H-fluorene; With isopropylmagnesium chloride; In tetrahydrofuran; at -15 - -5 ℃; for 1h; Inert atmosphere;
2-chloro-N-methoxy-N-methylacetamide; In tetrahydrofuran; at -5 - 0 ℃; Inert atmosphere;
76%
2-bromo-9,9-difluoro-7-iodo-9H-fluorene; With isopropylmagnesium chloride; In tetrahydrofuran; at -10 - 20 ℃; for 1h;
2-chloro-N-methoxy-N-methylacetamide; In tetrahydrofuran; toluene; for 1h; Reagent/catalyst; Solvent; Temperature;
74%
2-bromo-9,9-difluoro-7-iodo-9H-fluorene; With isopropylmagnesium chloride; In tetrahydrofuran; at -10 - 0 ℃; for 0.5h; Inert atmosphere;
2-chloro-N-methoxy-N-methylacetamide; In tetrahydrofuran; tert-butyl methyl ether; at -10 - 0 ℃; for 2h;
70.8%
2-bromo-9,9-difluoro-7-iodo-9H-fluorene; With isopropylmagnesium chloride; In tetrahydrofuran; at -10 - 0 ℃; for 0.5h; Inert atmosphere;
2-chloro-N-methoxy-N-methylacetamide; In tetrahydrofuran; tert-butyl methyl ether; at -10 - 0 ℃; for 2h;
70.8%
2-bromo-9,9-difluoro-7-iodo-9H-fluorene; With isopropylmagnesium chloride; In tetrahydrofuran; at -20 ℃; for 0.45h; Cooling with ice;
2-chloro-N-methoxy-N-methylacetamide; In tetrahydrofuran; toluene; at 0 - 20 ℃; for 1.7h;
15%
2-bromo-9,9-difluoro-7-iodo-9H-fluorene; With isopropylmagnesium chloride; In tetrahydrofuran; for 0.533333h; Inert atmosphere; Cooling with ice;
2-chloro-N-methoxy-N-methylacetamide; In tetrahydrofuran; toluene; for 4h; Inert atmosphere;
1.51 g
2-bromo-9,9-difluoro-7-iodo-9H-fluorene; With isopropylmagnesium chloride; In tetrahydrofuran; at -12 ℃; for 1h; Inert atmosphere;
2-chloro-N-methoxy-N-methylacetamide; In tetrahydrofuran; tert-butyl methyl ether; at -10 - 0 ℃; for 2h; Temperature; Inert atmosphere;
2-bromo-9,9-difluoro-7-iodo-9H-fluorene; With isopropylmagnesium chloride; In tetrahydrofuran; at -12 ℃; for 1h; Inert atmosphere;
2-chloro-N-methoxy-N-methylacetamide; In tetrahydrofuran; tert-butyl methyl ether; at -10 - 0 ℃; for 2h; Temperature;
C<sub>17</sub>H<sub>12</sub>BrClF<sub>2</sub>O<sub>2</sub>

C17 H12 BrClF2 O2

1-(7-bromo-9,9-difluoro-9-hydrofluoren-2-yl)-2-chloroethanone
1378387-81-5

1-(7-bromo-9,9-difluoro-9-hydrofluoren-2-yl)-2-chloroethanone

Conditions
Conditions Yield
With perchloric acid; In dichloromethane; at 40 ℃; for 6h; Reagent/catalyst; Temperature;
90.4%

1378387-81-5 Upstream products

  • 1133-80-8
    1133-80-8

    2-bromo-9H-fluorene

  • 123348-27-6
    123348-27-6

    2-bromo-7-iodofluorene

  • 67442-07-3
    67442-07-3

    2-chloro-N-methoxy-N-methylacetamide

  • 3096-56-8
    3096-56-8

    2-bromofluoren-9-one

1378387-81-5 Downstream products

  • 1499193-61-1
    1499193-61-1

    (S)-6-(2-(7-bromo-9,9-difluoro-9H-fluoren-2-yl)-2-oxoethyl) 5-tert-butyl 5-azaspiro[2.4]heptane-5,6-dicarboxylate

  • 1256393-27-7
    1256393-27-7

    3-[6-(9,9-difluoro-7-{2-[5-(2-methoxycarbonylamino-3-methyl-butyryl)-5-aza-spiro[2.4]hept-6-yl]-3H-imidazol-4-yl}-9H-fluoren-2-yl)-1H-benzoimidazol-2-yl]-2-aza-bicyclo[2.2.1]heptane-2-carboxylic acid tert-butyl ester

  • 1256388-49-4
    1256388-49-4

    6-[5-(7-bromo-9,9-difluoro-9H-fluoren-2-yl)-1H-imidazol-2-yl]-5-aza-spiro[2.4]heptane-5-carboxylic acid benzyl ester

  • 1256388-48-3
    1256388-48-3

    5-aza-spiro[2.4]heptane-5,6-dicarboxylic acid 5-benzyl ester 6-[2-(7-bromo-9,9-difluoro-9H-fluoren-2-yl)-2-oxo-ethyl] ester

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