Lot numbers can be found on the outside label of a product:
Ethyl 2-aminothiazole-4-carboxylate
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CAS No. 5398-36-7
- Cat. No. CS-W009022
- Purity≥98%
- MDL No.MFCD00619079
*For research and further manufacturing use only, not for direct human use.
Structure of 5398-36-7
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General Information
- CAS No. 5398-36-7
- Cat. No. CS-W009022
- Purity ≥98%
- MDL No. MFCD00619079
- Storage 4°C, protect from light
- Shipping Room temperature in continental US; may vary elsewhere.
- Molecular Formula C₆H₈N₂O₂S
- Molecular Weight 172.20
- Synonym(s) 2-Aminothiazol-4-carboxylic acid ethyl ester; Ethyl 2-amino-1,3-thiazole-4-carboxylate; Ethyl 2-amino-4-thiazolecarboxylate; NSC 43547; NSC 4464; 2-Aminothiazole-4-carboxylic Acid Ethyl Ester
- SMILES O=C(C1=CSC(N)=N1)OCC
Description
Ethyl 2-aminothiazole-4-carboxylate features a reactive amino group flanked by a thiazole ring and an ester-functionalized carboxylate, enabling direct incorporation into heterocyclic scaffolds. This bench-stable intermediate delivers efficient access to bioactive thiazole derivatives through straightforward derivatization pathways.
Application
Ethyl 2-aminothiazole-4-carboxylate serves as a versatile building block in medicinal chemistry and heterocyclic synthesis. The molecule combines a nucleophilic amino group with an electrophilic ester, enabling sequential functionalization via alkylation, acylation, or coupling reactions. Its thiazole core provides structural rigidity and metabolic stability, while the ethyl ester facilitates downstream transformations such as hydrolysis or amidation. Bench-stable and readily purified by recrystallization, it functions efficiently in standard synthetic workflows for API intermediate development.
Synthesis
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Route1
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70-23-5 -
17356-08-0
- ~96%
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In-stock
5398-36-7
References
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Ehmke, Veronika; Quinsaat, Jose Enrico Q.; Rivera-Fuentes, Pablo; Heindl, Cornelia; Freymond, Celine; Rottmann, Matthias; Brun, Reto; Schirmeister, Tanja; Diederich, Francois Organic and Biomolecular Chemistry, 2012 , vol. 10, # 30 p. 5764 - 5768
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Route2
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In-stock
1001-26-9 -
17356-08-0
- ~70%
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In-stock
5398-36-7
References
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HANGZHOU BENSHENG PHARACEUTICALS CO., LTD.; Xu, Rongzhen; Xie, Fuwen; Lai, Hongxi; Rong, Frank Patent: US2013/178470 A1, 2013 ; Location in patent: Paragraph 0104; 0105 ;
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Route3
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70-23-5
- ~%
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In-stock
5398-36-7
References
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US5498630 A1, ;
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Safety Information
Download SDS|
GHS Pictogram :
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GHS No : GHS07
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Signal Word : Warning
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UN#: N/A
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Class : N/A
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Packing Group : N/A
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Hazard Statements : H302-H315-H319-H335
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Precautionary Statements : P261-P264-P270-P271-P280-P302+P352-P304+P340-P305+P351+P338-P330-P362+P364-P403+P233-P405-P501
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Quality Control
Computational Chemistry Data
- TPSA 65.21
- LogP 0.902
- H_Acceptors 5
- H_Donors 1
- Rotatable_Bonds 2
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Key Words
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