专利摘要:
For the treatment of fungal infections of cultivated plants, a composition based on 2,4,5,6-tetrachloro-1,3-dicyanobenzene and a pyrimidinemethanol compound of formula (I) <IMAGE> in which X represents chlorine or fluorine, is used. The weight ratio of pyrimidinemethanol to 2,4,5,6-tetrachloro-1,3-dicyanobenzene is preferably between 1:400 and 1.6:1. Application for destroying Puccinia recondita in cereals and Pseudoperonospora cubensis of cucurbitaceous plants. The composition exhibits a synergistic effect of the constituents.
公开号:SU722459A3
申请号:SU772514251
申请日:1977-08-17
公开日:1980-03-15
发明作者:Фрэнсиз Швер Джозеф
申请人:Лилли Индастриз Лимитед (Фирма);
IPC主号:
专利说明:

The invention relates to chemical plant protection agents, specifically to a fungicidal composition based on a mixture of 2,4,5,6-tetrachloro-1,3-dicyanobenzene and pyridine methanol derivatives. A fungicide is known, the active substance of which is 2,4,5,6 - tetrachloro-1, 3-dicyanobenzene 11. In addition, a fungicide based on pyrimidine methanol derivatives 2 is known. A fungicide is also known based on a mixture containing pyridine methanol derivatives and 1- (li-alyloxy) -2,4-dichlorophenyl ethyl imidozole 3. However, these fungicides have insufficient activity when small concentrations. The aim of the invention is to find new fungicidal compositions with high fungicidal activity. To achieve this goal, the invention provides for the use as an active substance of a fungicidal composition containing 2,4,5,6-tetrachloro-1,3-dicyanobenzene (DCH) and pyrimidine methanol derivatives of general formula I where X is fluorine or chlorine, with a ratio of ingredients 1 , 25:; 1-400: 1, respectively, the amount of active substance in the composition being 5-90% by weight. The fungicidal composition according to the invention is usually produced in the form of a wettable powder, pollen or aqueous suspension. Wettable powders include a mixture of active ingredients, inert carriers and corresponding surfactants. Attapulgite, montmorillonite, diatomaceous earth, kaolin, mica, talc and purified silicates can be used as an inert carrier. Effective surfactants can be selected from the group of sulfonated lignins, naphthalene sulfonates, alkyl: sulfates and non-ionic surfactants, such as ethylene oxide adducts of phenol.
Aqueous suspensions include active ingredients diluted in water with any surfactants, thickening agents, freezing point lowering agents or antioxidants. Surfactants are the same as for wettable powders. Thickening agents, if used, are usually taken from suitable cellulose and natural science, and glycol is usually used as a substance that lowers the freezing point. Protecting agents can be selected from a wide range of substances, such as various antibacterial substances, phenol, o-chlorocresol, phenylase acid mercury and formaldehyde.
Example 1 The efficacy of a combination of dtsb and oC - (2-chlorophenyl) - / - (4-chlorophenyl) -5-pyrimidine methanol (hereinafter referred to as fenarimol) in the fight against wheat leaf rust (Pxiccinia recondita) was determined in a greenhouse using
concentrations of phenarimol 10, 20 and 40 hours, per million, in combination with 25.50 and 150 hours per million DCH. The effect of fenarimol was also evaluated separately at concentrations of 10, 20 and 40 ppm, and a separate action of cerebral dysplasm is estimated at concentrations of 25, 50 and 100 ppm.
Monon wheat was grown in plastic pots, with each pot containing approximately 50 plants. Each time the treatment was carried out on plants in two plastic pots at the age of seven days, and the pollination continued until the liquid began to drain. After drying, the plants were infected with spores of wheat rust fungi, and the pots of plants were placed in a moist chamber for about 40 hours, then transferred to a greenhouse to further develop the disease.
After 2 weeks in the greenhouse, the plants were examined to determine the percentage of the disease, and the resulting figures were converted to the disease prevention percentage.
The results are given in table.1.
Table
 The percentage of disease prevention in the untreated control group.
Example 2. Adhering to the same procedure as in Example 1, the effectiveness of the combinations "- (2-chlorophenyl) -" t- (4-fufrenil) -5-pyrimidinemethanol (hereinafter referred to as nuarimol) and DBP in the greenhouse was determined in the greenhouse with Puccinia recondita at the end (Lratsi nuarimol 10, 20 and 40 hours per mn in combination with 25, 50 and 100 parts per million of chlorophthalonil. The effect of one noarimol at active ingredient concentrations of 10, 20 and 40 h was also evaluated. per million
and the action of a single DSB at active ingredient concentrations of 25, 50, and 100 hours. per million
Experimental wheat plants of the Monon variety were grown and treated with test. Using their hiltcats in the same manner as described in Example 1, then they were infected in the same way as in Example 1 with fungal spores. The control group was plants treated with one diluent.
The results are given in table 2.
The percentage of disease prevention in the untreated control group was performed. 3. Efficiency of the fenarimol and dtsb sections to combat linear (stem) wheat rust (P. graminis tritica) was determined in the greenhouse using Fenarimol concentrations of 5, 10, and 20 hours million in combination with 10, 20 and 40 hours per million. Securities yields. Fenarimol alone was also evaluated at 5, 10 or 20 parts per million, and only one of those securities was 10, 20 and 40 hours per million, calculated as active part of Monon wheat plants were cultivated in plastic, bats, each of which contained about 50 wheat plants. During each treatment, plants were sprayed into the bottom.
15
20
Example 4. Following the same procedure as described for example 3, the efficacy of combinations of nuarimol and DCH was determined for combating wheat linear wheat rust in a greenhouse using noirimol concentrations of 5, 10 or 20 ppm in combination with those of DCH 40 hours on m, 1n. Noirimol was also evaluated as such at concentrations of 5, 10 or 20 ppm, based on the active constituent. Separately, DSS was also evaluated at an active ingredient concentration of 40 ppm.
Table 2
68
68
71
36
82
88
82
61
The wheat plants to be tested were prepared and tested with chemical products in the same way.
55, as previously described, was then inoculated with spores of wheat linear fungal (stem) rust as described above. The control experiment was carried out with plants on which neither the test compounds nor the solvent were applied. Plants were placed in a humidification chamber for about 48 hours, then transferred to a greenhouse to develop a disease. plastic counter at the time the plants are seven days old. Sprayed to the appearance of droplets. After drying, the plants were inoculated with a spore suspension of wheat linear fungal (stem) rust spores. The plants were placed in a humidification chamber for about 48 hours. Then they were transferred to a greenhouse to develop the disease. 10 days after the plants were placed in the greenhouse, they were visually observed to determine the percentage of disease coverage. These data were recalculated for the values characterizing the fight against the disease, expressed as a percentage. The results are shown in the table. Table 3
10 days after being placed in the greenhouse, the plants were visually inspected to determine the percentage of disease coverage.
% prevention of disease at the linear (stem) ratio of wheat cerebrovascular disease, nuarimol / h per million
 - percentage of cases of disease in untreated plants (control experience),
Example 5, The effectiveness of the combination of fenarimol and cerebral palsy in the control of downy powdery growth (Pseudoperonospora cubensis) on a large table pumpkin was determined using fenarimol concentrations of 2.64 6.6 or 13.21 hours, per million in combination with 264, 528 and 1056 ppm per million DSS, Farnarimol was also evaluated separately at 2.64, 6.6, and 13.21 ppm per million and cerebral palsy at 264, 528 and 1056 ppm.
Large gourd plants were grown from seeds on fertile sandy soil for agricultural crops. Every treatment

percentage of cases of disease in untreated plants control experience).
Example 6. Additional tests were performed to determine the efficacy of combinations of fenarimol and cerebral palsy to combat downy mildew on large plants.
The obtained data were recalculated for the number of plants protected from the disease, as a percentage. The results are shown in table 4.
Table 4
h -ja million
T
O140
21
36 57 75
was performed by spraying the foliage of the plant at the time of the monthly period of development, which reached a height of 15 cm. Treatment was made at a ratio of 935 liters per hectare. The plants had a false-mealy growth rate of less than 1% at the time of application. 27 days after spraying, the plants were examined to determine the percentage of diseased plants, and the data were recalculated for the number of plants that were infected from the disease in percentage terms.
The results are shown in table 5, table 5
pumpkin, following the procedure for Example 3 with the difference that the plants were visually inspected 39 days after spraying.
The results are shown in table 6.
 - percentage of cases of disease in untreated plants (control experience),
Thus, the proposed com-20 chlorine,
the position has a high fungicide when the ratio of ingredients is 1.25: 1 activity at low concentrations of 400: 1, respectively, and containing the formula of the invention of the active principle in the composition
Fungicidal composition, containing-5-90 wt.%.
that acting is based on 25
2,4,5,6-tetrachloro-1, 3-dicyanobeneola Information sources,
and additive, selected IE groups are solidly taken into account during the examination
respiratory and liquid carriers, so that, with the aim of CtiiA Patent No. 3331735
increase fungicidal activity, he agg 424-304, publ. 18.0.67. additionally contains pyrimidine methanol derivatives of general formula 2. US patent No. 3887/08.,
ten
722459 Table
cl. 424-251, publ .. 03.06,75.
353. Patent for application number 2425240,
cl. A 01 N 9/02, 06.12.76.
权利要求:
Claims (1)
[1]
SUMMARY OF THE INVENTION A fungicidal composition containing an active principle based on 2,4,5,6-tetrachloro-1,3-dicyanobenzene • and an additive selected from the IE group of solid and liquid carriers, which entails that, in order to increase fungicidal activity, it additionally contains pyrimidicomethanol derivatives of the general formula where X is fluorine or chlorine, with a ratio of ingredients of 1.25: 1400: 1, respectively, and the content of the active principle in the composition is 5-90 wt.%.
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同族专利:
公开号 | 公开日
DK151001B|1987-10-12|
SG74083G|1984-08-03|
UA6332A1|1994-12-29|
NL184762B|1989-06-01|
AU2790177A|1979-02-22|
AU518069B2|1981-09-10|
ATA592377A|1979-08-15|
GB1581527A|1980-12-17|
DK151001C|1988-03-07|
FR2361819B1|1980-08-14|
MY8500289A|1985-12-31|
DE2736892A1|1978-05-03|
BE857842A|1978-02-16|
CY1220A|1984-04-06|
CS193493B2|1979-10-31|
BR7705434A|1978-04-25|
SE7709195L|1978-02-19|
TR19719A|1979-10-16|
HK34984A|1984-04-27|
SE430116B|1983-10-24|
PL103739B1|1979-07-31|
JPS6135965B2|1986-08-15|
NL7709004A|1978-02-21|
AT355870B|1980-03-25|
PL200292A1|1978-04-10|
IL52736D0|1977-10-31|
IT1079820B|1985-05-13|
HU178815B|1982-06-28|
KE3343A|1983-12-16|
AR217081A1|1980-02-29|
CA1089357A|1980-11-11|
NL184762C|1989-11-01|
GR64962B|1980-06-10|
DD131123A5|1978-06-07|
PT66920B|1979-04-13|
ZA774949B|1979-03-28|
PT66920A|1977-09-01|
CH623990A5|1981-07-15|
NZ184920A|1979-10-25|
DE2736892C2|1988-04-07|
IE45657L|1978-02-18|
MX4824E|1982-10-21|
IE45657B1|1982-10-20|
JPS5324029A|1978-03-06|
PH12365A|1979-01-29|
DK364877A|1978-02-19|
BG31061A3|1981-10-15|
FR2361819A1|1978-03-17|
引用文献:
公开号 | 申请日 | 公开日 | 申请人 | 专利标题
EA003390B1|1997-12-18|2003-04-24|Басф Акциенгезельшафт|Fungicide mixtures based on pyridine amides and tetrachloroisophthalonitrile|
RU2567458C2|2011-07-08|2015-11-10|Исихара Сангио Кайся, Лтд.|Fungicidal composition and method of controlling plant diseases|GB1561634A|1975-10-29|1980-02-27|Lilly Industries Ltd|Fungicidal compositions|IT1114941B|1977-12-27|1986-02-03|Sipcam Spa|FUMERO - PATENT CONSULTING STUDY S.N.C. VIA S.AGNESE, 12 MILAN|
CS217978B2|1978-04-01|1983-02-25|Lilly Industries Ltd|Fungicide means|
JPS56134469A|1980-03-25|1981-10-21|Matsushita Electric Ind Co Ltd|Cathode ray tube|
CN105037721B|2015-07-30|2017-05-17|四川大学|Application of active-hydrogen-containing heterocyclic compound to preparation of phthalonitrile resin|
法律状态:
优先权:
申请号 | 申请日 | 专利标题
GB34346/76A|GB1581527A|1976-08-18|1976-08-18|Fungicidal formulations|
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