5-bromo-2-<2-(methoxycarbonyl-chloromethyliden)hydrazino>-phenyl-glyoxylic acid methyl ester

Base Information

• Chemical Name: 5-bromo-2-<2-(methoxycarbonyl-chloromethyliden)hydrazino>-phenyl-glyoxylic acid methyl ester
• CAS No.: 109002-52-0
• Molecular Formula: C₁₂H₁₀BrClN₂O₅
• Molecular Weight: 377.579

Synonyms:5-bromo-2-<2-(methoxycarbonyl-chloromethyliden)hydrazino>-phenyl-glyoxylic acid methyl ester

Chemical Property of 5-bromo-2-<2-(methoxycarbonyl-chloromethyliden)hydrazino>-phenyl-glyoxylic acid methyl ester

Chemical Property:

Purity/Quality:

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Technology Process of 5-bromo-2-<2-(methoxycarbonyl-chloromethyliden)hydrazino>-phenyl-glyoxylic acid methyl ester

There total 3 articles about 5-bromo-2-<2-(methoxycarbonyl-chloromethyliden)hydrazino>-phenyl-glyoxylic acid methyl ester 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: 90.0%

diazomethane (186581-53-3,908094-01-9,334-88-3) + C11H8BrClN2O5 (109002-50-8) → 5-bromo-2-<2-(methoxycarbonyl-chloromethyliden)hydrazino>-phenyl-glyoxylic acid methyl ester (109002-52-0)

Guidance literature:

In diethyl ether;

DOI:10.1016/S0040-4020(01)82090-1

Reference yield:

5-Bromo-1H-indole-2,3-dione (87-48-9) → 5-bromo-2-<2-(methoxycarbonyl-chloromethyliden)hydrazino>-phenyl-glyoxylic acid methyl ester (109002-52-0)

Guidance literature:

Multi-step reaction with 2 steps

2: 1.6 g / HCl / 4 h / Heating

With hydrogenchloride;

DOI:10.1016/S0040-4020(01)82090-1

Reference yield:

methanol (67-56-1) + C11H7BrClN2O5(1-)*Na(1+) (109002-49-5) → 5-bromo-2-<2-(methoxycarbonyl-chloromethyliden)hydrazino>-phenyl-glyoxylic acid methyl ester (109002-52-0)

Guidance literature:

With hydrogenchloride; for 4h; Heating;

DOI:10.1016/S0040-4020(01)82090-1

upstream raw materials:

diazomethane

C₁₁H₈BrClN₂O₅

methanol

C₁₁H₇BrClN₂O₅^(1-)*Na⁽¹⁺⁾

Downstream raw materials:

(4-bromo-2-carbomethoxycarbonyl)-phenylazo-(methoxycarbonyl)-methylenetriphenylphosphorane

C₁₂H₁₀BrN₅O₅

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