Lot numbers can be found on the outside label of a product:
2-[2-(tert-Butoxy)-2-oxoethoxy]acetic acid
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CAS No. 120289-22-7
- Cat. No. CS-0161668
- Purity≥95%
- MDL No.MFCD20640417
*For research and further manufacturing use only, not for direct human use.
![2-[2-(tert-Butoxy)-2-oxoethoxy]acetic acid|CS-0161668](https://file.chemscene.com/productPIC/CS-0161668.gif)
Structure of 120289-22-7
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General Information
- CAS No. 120289-22-7
- Cat. No. CS-0161668
- Purity ≥95%
- MDL No. MFCD20640417
- Storage Store at room temperature
- Shipping Room temperature in continental US; may vary elsewhere.
- Molecular Formula C₈H₁₄O₅
- Molecular Weight 190.20
- Synonym(s) None
- SMILES O=C(O)COCC(=O)OC(C)(C)C
Description
This acetic acid derivative features a tert-butoxy carbonyl group flanked by a reactive ester moiety, enabling selective conjugation in peptide synthesis. The pendant tert-butyl ester provides enhanced stability and ease of purification, while the α-ester functionality facilitates orthogonal deprotection under mild acidic conditions. Ideal for site-specific derivatization in bioconjugation workflows.
Application
2-[2-(tert-Butoxy)-2-oxoethoxy]acetic acid serves as a versatile building block for the synthesis of β-keto ester derivatives and protected acetyl intermediates. Its tert-butoxycarbonyl (Boc) group provides orthogonal protection under mild acidic conditions, enabling selective deprotection in complex molecule assembly. The molecule facilitates efficient coupling reactions and functions effectively in peptide and heterocyclic scaffold construction due to its bench-stable nature and compatibility with standard synthetic protocols.
Synthesis
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Route1
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685545-07-7 - ~93%
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In-stock
120289-22-7
References
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Mehrotra, Mukund M.; Heath, Julie A.; Smyth, Mark S.; Pandey, Anjali; Rose, Jack W.; Seroogy, Joseph M.; Volkots, Deborah L.; Nannizzi-Alaimo, Lisa; Park, Gary L.; Lambing, Joseph L.; Hollenbach, Stanley J.; Scarborough, Robert M. Journal of Medicinal Chemistry, 2004 , vol. 47, # 8 p. 2037 - 2061
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Route2
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In-stock
35059-50-8 - ~%
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In-stock
120289-22-7
References
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Mehrotra, Mukund M.; Heath, Julie A.; Smyth, Mark S.; Pandey, Anjali; Rose, Jack W.; Seroogy, Joseph M.; Volkots, Deborah L.; Nannizzi-Alaimo, Lisa; Park, Gary L.; Lambing, Joseph L.; Hollenbach, Stanley J.; Scarborough, Robert M. Journal of Medicinal Chemistry, 2004 , vol. 47, # 8 p. 2037 - 2061
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Route3
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In-stock
4480-83-5 -
75-65-0
- ~77%
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In-stock
120289-22-7
References
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Greenwald, Richard B.; Pendri, Annapurna; Conover, Charles D.; Lee, Chyi; Choe, Yun H.; Gilbert, Carl; Martinez, Anthony; Xia, Jing; Wu, Dechun; Hsue, Mei-mann Bioorganic and Medicinal Chemistry, 1998 , vol. 6, # 5 p. 551 - 562
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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-P330-P362+P364-P405-P501
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Quality Control
Computational Chemistry Data
- TPSA 72.83
- LogP 0.4293
- H_Acceptors 4
- H_Donors 1
- Rotatable_Bonds 4
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Key Words
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