Captan, 克菌丹other name: 3a,4,7,7a-tetrahydro-2-[(trichloromethyl)thio]-1H-isoindole-1,3(2H)-dione

CAS No.: [133-06-2 ]

Molecular Formula: C9H8Cl3NO2S

Captan is the name of a general use pesticide (GUP) that belongs to the phthalimide class of fungicides. Though it can be applied on its own, Captan is often added as a component of other pesticide mixtures. It is used to control diseases on a number of fruits and vegetables as well as ornamental plants. It also improves the outward appearance of many fruits, making them brighter and healthier-looking. Captan is utilized by both home and agricultural growers and is often applied during apple production.

Captan is a general use fungicide used to control disease on ornamentals and fruit and vegetable crops. It also makes fruits appear healthier by boosting brightness and color. Many products containing captan as an active ingredient will also have the word "Captain" in their names,

Captan can be applied on its own, though it is frequently added to other insecticide cocktails to boost efficacy and control fungus. It is used by both home and commercial agricultural growers. Captan is a popular pesticide application in the production of apples.

Non-specific thiol reactant, inhibiting respiration.

Mode of action
Fungicide with protective and curative action. black rot, bitter rot

Control of a wide range of fungal diseases, e.g. scab, black rot, botryosphaeria rot, bitter rot, bull's eye rot, botrytis rot of pome fruit; shot-hole of stone fruit; peach leaf curl; brown rots of cherries, apricots, peaches, plums, and citrus fruit; downy mildew and black rot of vines; early and late blights of potatoes and tomatoes; Alternaria blight and leaf spot of carrots; anthracnose and downy mildew of cucurbits; leaf spot diseases of ornamentals; anthracnose and leaf spot diseases of tomatoes; brown patch on turf; Botrytis spp. on many crops; etc. Used on a large number of other crops. Applied at 2-4.5 lb/a. Used as a seed treatment or root dip for control of Pythium, Phoma, Rhizoctonia spp., etc. on maize, ornamentals, vegetables, oilseed rape, and other crops. Phytotoxicity Non-phytotoxic if used as directed, but some varieties of apple (e.g. Red Delicious, Winesap) and pear may be injured, as also may lettuce seeds and, at higher dosages, celery and tomato seeds.

Formulation types DP; DS; WG; WP; WS; SC.

Our Technical Material (TC) of Captan have the specification as below:

Items Specification
Appearance White to light brown solid
Assay Content 95% min.
Loss on drying 0.8% max.
pH range 6~8

GHS complaint Safety Data Sheet (SDS) for commercial product of Captan is available uopn requested.