4-CPA

Cas No.: [122-88-3]
Structure Formula:

Specification:
Appearance: White powder
Content:98%
Mp: 155-159 ° C
Loss on drying: <1.0%
Residue on ignition: <0.1%
Description:
Chemcial Name: 4-chlorophenoxyacetic acid  p-chlorophenoxyacetic acid
Toxicology: Acute oral LD50 for rats 2200mg/Kg; acute dermal LD50 >2200mg/Kg. Irritating to skin and eyes. LC50 for fish: carp 3-6ppm loach (48hr) 2.5ppm,water flea>40ppm.
Application: Auxin like plant growth regulator, absorbed by plant via root, stem, leaf, bloom and fruit. It is used to prevent abscission of bloom and fruit, inhibit rooting of beans, promote fruit set, induce formation of seedless fruit. Also used for ripening and fruit thinning. It performs better when used in combination with 0.1% monopotassium phosphate. It also has berbicidal effect at  high dosage.