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Structure of 21901-34-8
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Nalpha-Boc-Nμ-(2,2,4,6,7-pentamethyl-2,3-dihydrobenzo[b]furan-5-sulfonyl)-L-arginine is used as a triflating reagent.
3-Methyl-5-nitropyridin-2(1H)-one serves as a versatile building block in medicinal chemistry, enabling the synthesis of nitrogen-containing heterocycles via standard functional group manipulations. Its electron-deficient pyridinone core facilitates nucleophilic substitution and palladium-catalyzed coupling reactions, while the methyl and nitro groups offer orthogonal reactivity for downstream derivatization. The compound exhibits good bench stability and is amenable to purification by recrystallization or flash chromatography, supporting its use in scalable synthetic routes.
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GHS Pictogram :
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GHS No : GHS05,GHS07
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Signal Word : Danger
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UN#: 1759
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Class : 8
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Packing Group : Ⅲ
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Hazard Statements : H302-H315-H318-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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Lot numbers can be found on the outside label of a product: