Ethyl 5-amino-2-methyloxazole-4-carboxylate

Base Information

• Chemical Name: Ethyl 5-amino-2-methyloxazole-4-carboxylate
• CAS No.: 3357-54-8
• Molecular Formula: C7H10 N2 O3
• Molecular Weight: 170.168
• Hs Code.: 2934999090
• European Community (EC) Number: 820-357-3
• DSSTox Substance ID: DTXSID50328802
• Wikidata: Q82091575
• Mol file: 3357-54-8.mol

Synonyms:ETHYL 5-AMINO-2-METHYLOXAZOLE-4-CARBOXYLATE;3357-54-8;ethyl 5-amino-2-methyl-1,3-oxazole-4-carboxylate;5-AMINO-2-METHYL-OXAZOLE-4-CARBOXYLIC ACID ETHYL ESTER;4-OXAZOLECARBOXYLICACID, 5-AMINO-2-METHYL-, ETHYL ESTER;ETHYL5-AMINO-2-METHYLOXAZOLE-4-CARBOXYLATE;SCHEMBL361590;DTXSID50328802;AMY10822;MFCD09953575;2-methyl-4-carbethoxy-5-aminooxazole;AKOS006281178;AB55425;CCG-321205;EN300-70782;I10803;A848001;5-Amino-2-methyl-oxazole-4-carboxylicacidethylester;Z1138591055

Chemical Property of Ethyl 5-amino-2-methyloxazole-4-carboxylate

Chemical Property:

• PSA: 78.35000
• LogP: 1.32310
• Storage Temp.: 2-8°C
• XLogP3: 1.5
• Hydrogen Bond Donor Count: 1
• Hydrogen Bond Acceptor Count: 5
• Rotatable Bond Count: 3
• Exact Mass: 170.06914219
• Heavy Atom Count: 12
• Complexity: 174

Purity/Quality:

98%min ^*data from raw suppliers

Ethyl5-amino-2-methyloxazole-4-carboxylate ^*data from reagent suppliers

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

SDS file from LookChem

Useful:

• Canonical SMILES: CCOC(=O)C1=C(OC(=N1)C)N

Technology Process of Ethyl 5-amino-2-methyloxazole-4-carboxylate

There total 6 articles about Ethyl 5-amino-2-methyloxazole-4-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: 89.0%

ethyl 2-acetamido-2-cyanoacetate (90877-70-6,4977-62-2) → 5-amino-2-methyl-1,3-oxazole-4-carboxylic acid ethyl ester (3357-54-8)

Guidance literature:

ethyl 2-acetamido-2-cyanoacetate; With hydrogenchloride;

With sodium hydrogencarbonate; In acetone; at 20 ℃; for 2h;

DOI:10.1016/j.cclet.2015.06.011

Reference yield: 36.0%

C6H10ClNO3 (819877-81-1) + diethylaluminium cyanide (5804-85-3) → 5-amino-2-methyl-1,3-oxazole-4-carboxylic acid ethyl ester (3357-54-8)

Guidance literature:

In tetrahydrofuran; toluene; at 20 ℃; for 24h; Inert atmosphere;

DOI:10.1021/ol101704r

Reference yield:

ethyl 2-cyanoacetate (105-56-6) → 5-amino-2-methyl-1,3-oxazole-4-carboxylic acid ethyl ester (3357-54-8)

Guidance literature:

Multi-step reaction with 2 steps

1.1: sodium nitrite; acetic acid

1.2: 3 h / 0 - 5 °C

2.1: hydrogenchloride

2.2: 2 h / 20 °C

With hydrogenchloride; acetic acid; sodium nitrite;

DOI:10.1016/j.cclet.2015.06.011

upstream raw materials:

C₆H₁₀ClNO₃

diethylaluminium cyanide

ethyl 2-cyanoacetate

ethyl 2-acetamido-2-cyanoacetate

Refernces

• 1、 Zeng, Yan,Nie, Lifei,Bozorov, Khurshed,Ruzi, Zukela,Song, Buer,Zhao, Jiangyu,Aisa, Haji Akber. "2-substituted tricyclic oxazolo[5,4-d]pyrimidine library: Design, synthesis, and cytotoxicity activity". . p. 555 - 568. Retrieved 2021/11/30.
• 2、 -. "Oxazolo[5,4-d]pyrido[1,2-a]pyrimidone derivative and application thereof". . . Retrieved 2021/05/29.