Ethephon (ANSI, Canada); chorethephon (New Zealand)

Common name: Ethephon (ANSI, Canada); chorethephon (New Zealand)

IUPAC name: 2-chloroethylphosphonic acid

Chemical class: Plant growth regulator

Molecular formula: C₂H₆ClO₃P

CAS RN: [16672-87-0]

Structural formula:

Uses: To promote pre-harvest ripening in apples, currants, blackberries, blueberries, cranberries, morello cherries,
citrus fruit, figs, tomatoes, sugar beet, and fodder beet seed crops, coffee, capsicums, etc; to
accelerate post-harvest ripening in bananas, mangoes, and citrus fruit; to facilitate harvesting by loosening
of the fruit in currants, gooseberries, cherries, and apples; to increase flower bud development in
young apples trees; to prevent lodging in cereals, maize, and flax; to induce flowering of Bromeliads;
to stimulate lateral branching in azaleas, geraniums, and roses; to shorten the stem length in forced
daffodils; to induce flowering and regulate ripening in pineapples; to accelerate boll opening in
cotton;to modify sex expression in cucumbers and squash; to increase fruit setting and yield in
cucumbers; toimprove the sturdiness of onion seed crops; to hasten the yellowing of mature tobacco
leaves; to stimulate latex flow in rubber trees, and resin flow in rubber trees; to stimulate early
uniform hull split in walnuts; etc.

Technical:≥85%

Formulation: 40% SL

Packing: Technical: 25 kg/drum, or as requirement