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: A 2774
: 5424-01-1
: C5H5N3O2
: 139.11
: A 2774 (OTTO) 3-Aminopyrazine-2-carboxylic acid, 98% Cas 5424-01-1 - used as reagent in chemical research.
: Heterocyclic building blocks,Building blocks
: 98%
: Powder or crystals or chunks
: Yellow to dark yellow
: 205-210 °C (dec.) (lit.)
WGK 3