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ChemicalBook CAS DataBase List 2,5-DIBROMO-3-METHOXYPYRAZINE
489431-66-5

2,5-DIBROMO-3-METHOXYPYRAZINE synthesis

1synthesis methods
-

Yield:489431-66-5 54%

Reaction Conditions:

Stage #1: 5-bromo-3-methoxypyrazin-2-aminewith hydrogen bromide in water at 20; for 1 h;
Stage #2: with sodium nitrite in water; for 0.333333 h;Cooling;Further stages.;

References:

Yang, Cai-Guang;Liu, Gang;Jiang, Biao [Journal of Organic Chemistry,2002,vol. 67,# 26,p. 9392 - 9396]

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