C₄₀H₄₃BrN₂O₉

Base Information

Chemical Name:C₄₀H₄₃BrN₂O₉
CAS No.:1234550-82-3
Molecular Formula:C₄₀H₄₃BrN₂O₉
Molecular Weight:775.693
Hs Code.:

C<sub>40</sub>H<sub>43</sub>BrN<sub>2</sub>O<sub>9</sub>

Synonyms:C₄₀H₄₃BrN₂O₉

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Chemical Property of C₄₀H₄₃BrN₂O₉

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Technology Process of C₄₀H₄₃BrN₂O₉

There total 28 articles about C₄₀H₄₃BrN₂O₉ which guide to synthetic route it. The literature collected by LookChem mainly comes from the sharing of users and the free literature resources found by Internet computing technology. We keep the original model of the professional version of literature to make it easier and faster for users to retrieve and use. At the same time, we analyze and calculate the most feasible synthesis route with the highest yield for your reference as below:

synthetic route:

Reference yield: 75.0%

: 1234550-81-2
C₄₄H₄₆BrCl₃N₂O₁₃S

: 1234550-82-3
C₄₀H₄₃BrN₂O₉

Guidance literature:: C₄₄H₄₆BrCl₃N₂O₁₃S; With potassium trimethylsilonate; In acetonitrile; at 0 - 50 ℃; for 2.5h; Inert atmosphere;

With ammonium chloride; In water; acetonitrile; at 0 ℃;
DOI:10.1021/jo100788j

Reference yield:

: 1150635-60-1
C₂₂H₂₅NO₇

: 1234550-82-3
C₄₀H₄₃BrN₂O₉

Guidance literature:: Multi-step reaction with 20 steps

1.1: methanol; potassium carbonate / 1 h / 0 °C / Inert atmosphere

1.2: 0 °C / pH 3

2.1: 10% palladium on activated carbon; hydrogen / methanol / 10 h / 20 °C / 760.05 Torr

3.1: N-Bromosuccinimide / acetonitrile / 1 h / 0 °C / Inert atmosphere

4.1: tetra-(n-butyl)ammonium iodide; potassium carbonate / N,N-dimethyl-formamide / 24 h / 20 °C / Inert atmosphere

5.1: methanol; acetyl chloride / dichloromethane / 5 h / 20 °C / Inert atmosphere

6.1: lithium hydroxide monohydrate / N,N-dimethyl-formamide / 1 h / 20 °C / Inert atmosphere; Molecular sieve

6.2: 20 h / 20 °C / Inert atmosphere; Molecular sieve

7.1: sodium hydrogencarbonate / dichloromethane; water / 2 h / 0 °C

8.1: tin(II) bromide / dichloromethane / 12 h / 0 - 20 °C / Inert atmosphere

9.1: lithium hydroxide / tetrahydrofuran; methanol; water / 0 - 20 °C

9.2: 0 °C

10.1: (triphenylphosphine)gold(I) chloride; silver(I) triflimide / dichloromethane / 3.5 h / 20 °C / Inert atmosphere

11.1: dichloromethane / 22 h / 20 °C / Inert atmosphere

12.1: magnesium sulfate; toluene-4-sulfonic acid / toluene / 12 h / 90 °C / Inert atmosphere

13.1: phenyltrimethylammonium tribromide / acetonitrile / 20 - 60 °C / Inert atmosphere; Molecular sieve

14.1: potassium carbonate; potassium iodide / N,N-dimethyl-formamide / 3 h / 20 °C / Inert atmosphere

15.1: 3,3-dimethyldioxirane / methanol; acetone / 2 h / 0 °C / Inert atmosphere

16.1: CSA / 0 - 20 °C / Inert atmosphere

17.1: sodium cyanoborohydride; trifluoroacetic acid / tetrahydrofuran / 0.5 h / 0 °C / Inert atmosphere

18.1: Dess-Martin periodane / dichloromethane / 0 - 20 °C / Inert atmosphere

19.1: toluene-4-sulfonic acid / methanol / 5 h / Inert atmosphere; Reflux

20.1: potassium trimethylsilonate / acetonitrile / 2.5 h / 0 - 50 °C / Inert atmosphere

20.2: 0 °C

With methanol; N-Bromosuccinimide; (triphenylphosphine)gold(I) chloride; lithium hydroxide monohydrate; 10% palladium on activated carbon; potassium trimethylsilonate; hydrogen; 3,3-dimethyldioxirane; tetra-(n-butyl)ammonium iodide; phenyltrimethylammonium tribromide; tin(II) bromide; sodium cyanoborohydride; sodium hydrogencarbonate; magnesium sulfate; potassium carbonate; Dess-Martin periodane; toluene-4-sulfonic acid; acetyl chloride; trifluoroacetic acid; potassium iodide; lithium hydroxide; silver(I) triflimide; In tetrahydrofuran; methanol; dichloromethane; water; N,N-dimethyl-formamide; acetone; toluene; acetonitrile; 13.1: Friedel Crafts alkylation;
DOI:10.1021/jo100788j

Reference yield:

: 1177255-35-4
(S)-methyl 3-(2-bromo-5-hydroxy-4-methoxy-3-methylphenyl)-2-(tert-butoxycarbonylamino)propanoate

: 1234550-82-3
C₄₀H₄₃BrN₂O₉

Guidance literature:: Multi-step reaction with 17 steps

1.1: tetra-(n-butyl)ammonium iodide; potassium carbonate / N,N-dimethyl-formamide / 24 h / 20 °C / Inert atmosphere

2.1: methanol; acetyl chloride / dichloromethane / 5 h / 20 °C / Inert atmosphere

3.1: lithium hydroxide monohydrate / N,N-dimethyl-formamide / 1 h / 20 °C / Inert atmosphere; Molecular sieve

3.2: 20 h / 20 °C / Inert atmosphere; Molecular sieve

4.1: sodium hydrogencarbonate / dichloromethane; water / 2 h / 0 °C

5.1: tin(II) bromide / dichloromethane / 12 h / 0 - 20 °C / Inert atmosphere

6.1: lithium hydroxide / tetrahydrofuran; methanol; water / 0 - 20 °C

6.2: 0 °C

7.1: (triphenylphosphine)gold(I) chloride; silver(I) triflimide / dichloromethane / 3.5 h / 20 °C / Inert atmosphere

8.1: dichloromethane / 22 h / 20 °C / Inert atmosphere

9.1: magnesium sulfate; toluene-4-sulfonic acid / toluene / 12 h / 90 °C / Inert atmosphere

10.1: phenyltrimethylammonium tribromide / acetonitrile / 20 - 60 °C / Inert atmosphere; Molecular sieve

11.1: potassium carbonate; potassium iodide / N,N-dimethyl-formamide / 3 h / 20 °C / Inert atmosphere

12.1: 3,3-dimethyldioxirane / methanol; acetone / 2 h / 0 °C / Inert atmosphere

13.1: CSA / 0 - 20 °C / Inert atmosphere

14.1: sodium cyanoborohydride; trifluoroacetic acid / tetrahydrofuran / 0.5 h / 0 °C / Inert atmosphere

15.1: Dess-Martin periodane / dichloromethane / 0 - 20 °C / Inert atmosphere

16.1: toluene-4-sulfonic acid / methanol / 5 h / Inert atmosphere; Reflux

17.1: potassium trimethylsilonate / acetonitrile / 2.5 h / 0 - 50 °C / Inert atmosphere

17.2: 0 °C

With methanol; (triphenylphosphine)gold(I) chloride; lithium hydroxide monohydrate; potassium trimethylsilonate; 3,3-dimethyldioxirane; tetra-(n-butyl)ammonium iodide; phenyltrimethylammonium tribromide; tin(II) bromide; sodium cyanoborohydride; sodium hydrogencarbonate; magnesium sulfate; potassium carbonate; Dess-Martin periodane; toluene-4-sulfonic acid; acetyl chloride; trifluoroacetic acid; potassium iodide; lithium hydroxide; silver(I) triflimide; In tetrahydrofuran; methanol; dichloromethane; water; N,N-dimethyl-formamide; acetone; toluene; acetonitrile; 10.1: Friedel Crafts alkylation;
DOI:10.1021/jo100788j