thiophanate methyl; 1,2-bis(3-(methoxycarbonyl)-2-thioureido)benzene; dimethyl (1,2-phenylenebis(iminocarbonothioyl))bis(carbamate);

dimethyl 4,4'-(o-phenylene)bis(3-thioallophanate)

C₁₂H₁₄N₄O₄S₂

Form Colourless crystals.

Melting point 172℃ (decomp.).

Solubility Practically insoluble in water (23℃). In acetone 58.1, cyclohexanone 43, methanol 29.2, chloroform 26.2, acetonitrile 24.4, ethyl acetate 11.9 (all in g/kg, 23℃). Slightly soluble in hexane.

Oral Acute oral LD50 for male rats 7500, female rats 6640, male mice 3510, male rabbits 2270 mg/kg.

Skin and eye Acute percutaneous LD50 for male and female rats >10 000 mg/kg.

Mild skin and eye irritant.

Inhalation LC50 (4 h) for rats 1.7 mg/l air.

A fungicide used and effective against a wide range of fungal pathogens including: eyespot and other diseases of cereals; scab on apples and pears; Monilia disease and bitter rot on apples; Monilia spp. on stone fruit; canker on fruit trees; powdery mildews on pome fruit, stone fruit, vegetables, cucurbits, strawberries, vines, roses, etc.; Botrytis and Sclerotinia spp. on various crops; leaf spot diseases on beet, oilseed rape, celery, celeriac, etc.; club root on brassicas; dollar spot, Corticium, and Fusarium spp. on turf; grey mould in vines; blast in rice; sigatoka disease in bananas; and many diseases in floriculture. Also used on almonds, pecans, tea, coffee, peanuts, soya beans, tobacco, chestnuts, sugar cane, citrus fruit, figs, hops, mulberries, and many other crops. Used additionally as a wound protectant for pruning cuts on trees.

Description: White to gray powder;

Active Ingredient Content (w/w): ≥95%;

HAP (w/w): ≤0.5%; DAP (w/w): ≤5.0%;

Loss on Drying (w/w): ≤0.5%;

pH Value: 5.0~8.0