21844-21-3

Upstream product

• 20428-20-0 (2-chloro-ethyl)-phosphonothioic acid dichloride 
• 120-83-2 2,4-dichlorophenol 

Downstream Products

• 21844-05-3 N-sek-Butyl-P-(2-chlor-ethyl)-O-(2,4-dichlor-phenyl)-phosphonamidothioat 

Relevant academic research and scientific papers

2-Chloroethane-(thiono)-phosphonic acid esters

Novel 2-chloroethanephosphonic acid and 2-chloroethanethionophosphonici acid derivatives of the formula EQU1 wherein X is oxygen 2-chloroethanethionophosphonic sulfur; and R is aryloxy, optionally substituted with hydroxy, alkyl, halogen, or nitro, or monoarylamino, or monoalkylamino of from 1 to 6 carbon atoms; exhibit marked plant growth influencing properties, e.g. inhibition or stimulation or alteration of plant growth.