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Structure of 31891-06-2
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DNP-PEG2-acid is a PEG linker containing a DNP and carboxylic acid moiety. DNP is involved in biological applications such as participating in ion transport across membranes. The terminal carboxylic acid can react with primary amines in the presence of EDC and HATU to form stable amide bonds. The hydrophilic PEG linker increases the water solubility of the compound in aqueous media.
Ethyl 2-aminothiophene-3-carboxylate serves as a versatile scaffold in heterocyclic synthesis, enabling efficient access to substituted thiophenes via Pd-catalyzed cross-coupling and electrophilic functionalization. The amino and ester groups offer orthogonal reactivity, facilitating sequential transformations. Its bench stability and compatibility with standard reaction conditions make it a practical building block for medicinal chemistry and API development.
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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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Lot numbers can be found on the outside label of a product: