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CAS No. 8018-1-7 |
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Product Name Mancozeb
CAS No. 8018-1-7
Categories Fungicides
NOMENCLATURE
Common name: mancozeb; mancoz¨¦be; manzeb
IUPAC name: manganese ethylenebis(dithiocarbamate) (polymeric) complex with zinc salt
Chemical Abstracts name: [[1,2-ethanediylbis[carbamodithioato]](2-)]manganese mixture with [[1,2-ethanediylbis[carbamodithioato]](2-)]zinc
CAS RN: [8018-01-7] (formerly [8065-67-6]); [8018-01-7] is also applied to other mixed manganese and zinc ethylenebis(dithiocarbamate) complexes
PHYSICAL CHEMISTRY
Composition: The ISO definition is 'a complex of zinc and maneb containing 20% of manganese and 2.55% of zinc, the salt present being stated (for instance mancozeb chloride)'.
Form: Greyish-yellow powder.
M.p.: Decomposes at 192-204C.
V.p.: Negligible at 20C.
S.g./density: 1.92. Solubility: In water 6.2 ppm (pH 7.5, 25C). Insoluble in most organic solvents; dissolves in solutions of powerful chelating agents but cannot be recovered from them.
Stability: Stable under normal, dry storage conditions. Slowly decomposed by heat and moisture. On hydrolysis (25C), DT50 20 d (pH 5), 17 h (pH 7), 34 h (pH 9). Mancozeb a.i. is unstable and the tech. not isolated; the formulated product is produced in continuous process.
F.p.: 137.8C (Tag open cup).
APPLICATIONS
Biochemistry: Non-specific thiol reactant, inhibiting respiration.
Mode of action: Fungicide with protective action.
Uses: Control of many fungal diseases (e.g. blight, leaf spot, rust, downy mildew, scab, etc.) in field crops, fruit, nuts, vegetables, ornamentals, etc. Particular uses include control of early and late blights of potatoes and tomatoes (at 1.36 kg a.i./ha); Rhizoctonia solani and Streptomyces scabies on seed potatoes; leaf spot diseases on celery, cucurbits, beet, berries and currants; rusts on cereals, vegetables, roses, carnations, a***ragus, beans, apples and plums (at 1.6 kg/ha); downy mildews on hops, vines, onions, leeks, lettuce, cucurbits, ornamentals and tobacco; Gloeodes pomigena, Glomerella cingulata, Microthyriel |
| Company: |
Shanghai Kima Chemical Co., Ltd
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| Contact: |
Ms. sandy grance |
| Address: |
Rm 2219, 22F, Zhongyi Mansion, No. 2, Lane 1040, Caoyang Road, Shanghai, China |
| Postcode: |
200063 |
| Tel: |
0086-21-52661975 |
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0086-21-52661949 |
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