Methyl 2-amino-5-tert-butylthiophene-3-carboxylate

Base Information

• Chemical Name: Methyl 2-amino-5-tert-butylthiophene-3-carboxylate
• CAS No.: 216574-71-9
• Molecular Formula: C10H15NO2S
• Molecular Weight: 213
• Hs Code.: 2934999090
• European Community (EC) Number: 970-108-9
• DSSTox Substance ID: DTXSID80573888
• Wikidata: Q72490938
• Mol file: 216574-71-9.mol

Synonyms:methyl 2-amino-5-tert-butylthiophene-3-carboxylate;216574-71-9;methyl 5-tert-butyl-2-aminothiophene-3-carboxylate;SCHEMBL3206449;DTXSID80573888;FMRKIVIZYXHGAO-UHFFFAOYSA-N;AMY16444;AKOS000111641;AS-68611;CS-0127739;EN300-75199;D95793;A878972;methyl2-amino-5-tert-butylthiophene-3-carboxylate;Methyl 2-amino-5-(tert-butyl)thiophene-3-carboxylate;Z1041196090

Chemical Property of Methyl 2-amino-5-tert-butylthiophene-3-carboxylate

Chemical Property:

• PSA: 80.56000
• Density: 1.148
• LogP: 2.99560
• Storage Temp.: 2-8°C
• XLogP3: 3.4
• Hydrogen Bond Donor Count: 1
• Hydrogen Bond Acceptor Count: 4
• Rotatable Bond Count: 3
• Exact Mass: 213.08234989
• Heavy Atom Count: 14
• Complexity: 225

Purity/Quality:

97% ^*data from raw suppliers

methyl2-amino-5-tert-butylthiophene-3-carboxylate ^*data from reagent suppliers

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

SDS file from LookChem

Useful:

• Canonical SMILES: CC(C)(C)C1=CC(=C(S1)N)C(=O)OC

Technology Process of Methyl 2-amino-5-tert-butylthiophene-3-carboxylate

There total 2 articles about Methyl 2-amino-5-tert-butylthiophene-3-carboxylate 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: 96.0%

3,3-dimethylbutyrylaldehyde (2987-16-8) + methyl 2-cyanoacetate (105-34-0) → 2-amino-5-tert-butylthiophene-3-carboxylic acid methyl ester (216574-71-9)

Guidance literature:

With sulfur; triethylamine; In N,N-dimethyl-formamide; at 20 ℃; for 23.1667h; Inert atmosphere;

DOI:10.1016/j.bmc.2009.10.039

Reference yield: 49.0%

→ 2-amino-5-tert-butylthiophene-3-carboxylic acid methyl ester (216574-71-9)

Guidance literature:

Reference yield:

2-amino-5-tert-butylthiophene-3-carboxylic acid methyl ester (216574-71-9) + 1,2-dichloro-3-isocyanatobenzene (41195-90-8) → 5-tert-butyl-2-(3-(2,3-dichlorophenyl)ureido)thiophene-3-carboxylic acid (890926-64-4)

Guidance literature:

In tetrahydrofuran; at 70 ℃; for 21h;

upstream raw materials:

3,3-dimethylbutyrylaldehyde

methyl 2-cyanoacetate

Downstream raw materials:

2-amino-5-tert-butylthiophene-3-carboxylic acid

5-tert-butyl-2-(3-(2,3-dichlorophenyl)ureido)thiophene-3-carboxylic acid

6-tert-butyl-4-oxothieno[2,3-d]pyrimidine

2-(3-(1H-indazol-5-yl)ureido)-5-tert-butylthiophene-3-carboxylic acid