CAS RN: 94-75-7

Major Uses

For 2,4-D (USEPA/OPP Pesticide Code: 030001) ACTIVE products with label matches. /SRP: Registered for use in the U.S. but approved pesticide uses may change periodically and so federal, state and local authorities must be consulted for currently approved uses./
/Herbicide used on/ ... asparagus, cereals, corn, grasses, hay, rice, sorghum, soybeans (preplant), sugarcane, fallow land, pasture, rangeland, turf, and noncropland for control of annual mustard, Canada thistle, dandelion, lambsquarters, ragweed, etc. Many broadleaf crops (cotton, grapevines) are extremely sensitive. Aqua-Kleen for control of aquatic weeds in lakes and ponds. Citrus Fix in lemon packinghouses; prevents preharvest drop of mature citrus. Pyresta controls broadleaf weeds and susceptible woody plants. Cimarron Max for pastures, rangeland or established grasses on acres enrolled in conservation reserve programs. Restore II for pastures and rangelands. Rush 24 for use on barley and wheat (spring, durum).
Used post-emergence for selective control of broadleaf weeds. ... registered for use on a variety of food/feed sites including field, fruit and vegetable crops. ... also registered for use on turf, lawns, rights-of-way, aquatic sites, forestry applications ... used as a plant growth regulator in citrus.
2,4-D, its salts & esters are systemic herbicides, widely used for weed control in cereals and other crops
2,4-D when applied properly, will increase the red color in potatoes. It is used on tomatoes to cause all fruits to ripen at the same time for machine harvesting.
/2,4-D free/ acid serves as the basic material from which the soluble esters & salts are produced.
To increase latex output of old rubber trees.
Find more information on this substance at: PubChem, PubMed