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Structure of 50709-36-9
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2,6-Dichlorophenylhydrazine hydrochloride was used in the preparation of 1-(2,6-dichlorophenyl)-4-methyl-5-(4-methoxyphenyl)-1H-pyrazole-3-carboxylic acid, ethyl ester.
2,6-Dichlorophenylhydrazine hydrochloride serves as a reliable building block for the synthesis of heterocyclic scaffolds, particularly in the construction of triazoles and tetrazoles via cycloaddition reactions. Its ortho-chloro substitution enhances electrophilic reactivity while maintaining bench stability and ease of handling. The compound functions effectively in standard hydrazine-based coupling protocols, offering predictable transformation profiles and favorable purification characteristics in medicinal chemistry and agrochemical R&D workflows.
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GHS Pictogram :
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GHS No : GHS06
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Signal Word : Danger
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UN#: 2811
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Class : 6.1
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Packing Group : Ⅲ
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Hazard Statements : H301-H312+H332-H315-H319-H335
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Precautionary Statements : P261-P264-P270-P271-P280-P302+P352-P304+P340-P330-P362+P364-P405-P501
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Lot numbers can be found on the outside label of a product: