ethyl 2-(2-bromoethylidene)-1-hydrazinecarboxylate

Base Information

• Chemical Name: ethyl 2-(2-bromoethylidene)-1-hydrazinecarboxylate
• CAS No.: 62105-91-3
• Molecular Formula: C₅H₉BrN₂O₂
• Molecular Weight: 209.043
• Hs Code.: 2928000090

Synonyms:N'-(2-bromoethylidene)-hydrazinecarboxylic acid ethyl ester;ethyl 3-amino-3-phenyl-2-propenoate;2-Propenoic acid,3-amino-3-phenyl-,ethyl ester,(2Z);2-Bromaethylidenaminocarbaminsaeureaethylester;(Z)-3-amino-3-phenylacrylic acid ethyl ester;(Z)-ethyl 3-amino-3-phenylacrylate;3-amino-3-phenylacrylic acid ethyl ester;ethyl (Z)-3-amino-3-phenylacrylate;

Chemical Property of ethyl 2-(2-bromoethylidene)-1-hydrazinecarboxylate

Chemical Property:

• Melting Point: 129°(dec)
• PSA: 54.18000
• LogP: 1.31760

Purity/Quality:

98%min ^*data from raw suppliers

Ethyl2-(2-Bromoethylidene)-1-hydrazinecarboxylate ^*data from reagent suppliers

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

SDS file from LookChem

Useful:

Technology Process of ethyl 2-(2-bromoethylidene)-1-hydrazinecarboxylate

There total 3 articles about ethyl 2-(2-bromoethylidene)-1-hydrazinecarboxylate 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: 84.0%

1,2-dibromoethyl acetate (24442-57-7) + ethylhydrazine carboxylate (4114-31-2) → N'-(2-bromoethylidene)-hydrazinecarboxylic acid ethyl ester (62105-91-3)

Guidance literature:

In water; 1) 70 - 80 deg C, 30 - 40 min, 2) 40 - 50 min, room temperature;

DOI:10.1007/BF00472629

Reference yield:

1,1-dimethoxy-2-(p-tolylsulfonyl)ethane (86410-02-8) + ethylhydrazine carboxylate (4114-31-2) → N'-(2-bromoethylidene)-hydrazinecarboxylic acid ethyl ester (62105-91-3)

Guidance literature:

With hydrogenchloride; at 20 ℃;

DOI:10.1016/j.tet.2003.11.046

Reference yield:

→ N'-(2-bromoethylidene)-hydrazinecarboxylic acid ethyl ester (62105-91-3)

Guidance literature:

1. HBr, Bromacetaldehyddiaethylacetal, 2. Hydrazinoameisensaeuremethylester, H2O;

upstream raw materials:

1,2-dibromoethyl acetate

ethylhydrazine carboxylate

1,1-dimethoxy-2-(p-tolylsulfonyl)ethane

Downstream raw materials:

N'-[2-(p-tosyl)-ethylidene]-hydrazinecarboxylic acid ethyl ester

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