Compound Q&A
How is 3,5-Dibromo-2-Chloropyrazine (CAS: 1082843-70-6) typically synthesized?
Answer
3,5-Dibromo-2-Chloropyrazine (CAS: 1082843-70-6) is typically synthesized through the reaction of 2-chloropyrazine with bromine in the presence of a catalyst such as iron(III) chloride. The reaction yields a mixture of isomers, and the desired product can be isolated by recrystallization. The yield is generally around 70-80%, and the reaction is exothermic, requiring careful temperature control.
About
CAS No
1082843-70-6
English Name
3,5-Dibromo-2-Chloropyrazine
Molecular Formula
C4HBr2ClN2
Molecular Weight
272.33 g/mol
SMILES
C1=C(N=C(C(=N1)Cl)Br)Br
InChIKey
WNZURIDUDWMEKQ-UHFFFAOYSA-N
Last Updated: 2025-10-26 09:39
