Antihistamines or H1 blockers

3-bromo-5-chloro-2-iodo-pyrazine.

Application 3-Bromophenylhydrazine hydrochloride was used to prepare 6-(3-Bromophenylhydrazono)-7,8,9,11-tetrahydropyrido [2,1- b]quinazoline-11-one .

Application 3-Bromophenylhydrazine hydrochloride was used to prepare 6-(3-Bromophenylhydrazono)-7,8,9,11-tetrahydropyrido [2,1- b]quinazoline-11-one .

Other Notes Please note that Sigma-Aldrich provides this product to early discovery researchers as part of a collection of rare and unique chemicals. Sigma-Aldrich does not collect analytical data for this product.

3-chloro-4-(5-chloropyrazin-2-yl)sulfanyl-pyridin-2-amine.

3-chloro-4-(5-chloropyrazin-2-yl)sulfanyl-pyridin-2-amine.

3-chloro-4-(5-chloropyrazin-2-yl)sulfanyl-pyridin-2-amine.

3-chloro-4-(5-chloropyrazin-2-yl)sulfanyl-pyridin-2-amine.

3-chloro-4-(5-chloropyrazin-2-yl)sulfanyl-pyridin-2-amine.

Other Notes Please note that Sigma-Aldrich provides this product to early discovery researchers as part of a collection of rare and unique chemicals. Sigma-Aldrich does not collect analytical data for this product.

3-Ethoxybenzonitrile.

3-Ethoxybenzonitrile.