1-Hydroxy-7-azabenzotriazole1-Hydroxy-7-azabenzotriazole (HOAt) is a triazole used as a peptide coupling reagent. It suppresses racemization that can otherwise occur during the reaction. HOAt has a melting point of 213-216 °C. Read from the Chembox of the Wikipedia article 1-Hydroxy-7-azabenzotriazole, revision 1380076394.

Property

Value

Formula

C5H4N4O, 136.11 g/mol

Melting point

214.5 °C

Density

0.973 g/cm³

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