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ChemicalBook CAS DataBase List THIENO[2,3-B]PYRAZINE-6-CARBOXYLIC ACID
59944-79-5

THIENO[2,3-B]PYRAZINE-6-CARBOXYLIC ACID synthesis

2synthesis methods
-

Yield:-

Steps:

Multi-step reaction with 2 steps
1: (i) aq. NaNO2, H2SO4, aq. H3PO2
2: KOH / ethanol / 1 h / Heating

References:

Schneller,S.W. et al. [Journal of Heterocyclic Chemistry,1976,vol. 13,p. 273 - 275]

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