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Небесная энциклопедия

Космические корабли и станции, автоматические КА и методы их проектирования, бортовые комплексы управления, системы и средства жизнеобеспечения, особенности технологии производства ракетно-космических систем

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Мониторинг СМИ и социальных сетей. Сканирование интернета, новостных сайтов, специализированных контентных площадок на базе мессенджеров. Гибкие настройки фильтров и первоначальных источников.

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Применить Всего найдено 11. Отображено 11.
09-05-2023 дата публикации

6-substituted flumioxazin compound as well as preparation method and application thereof

Номер: CN116082267A
Автор: LIU XINGHAI, LIANG WEI, WEI ZHECHENG
Принадлежит:

The invention discloses a 6-substituted flumioxazin compound as well as a preparation method and application thereof, the 6-substituted flumioxazin compound is characterized in that the structural formula of the 6-substituted flumioxazin compound is as shown in formula (I): in the formula (I), the substituent R1 is substituted formyl or substituted phenyl thiourea; the substituent group of the substituted formyl is substituted phenyl, 2-chlorothiophene, thiophene, monochloromethyl, cyclopropyl, thiophene or allyl, and the substituent group on the benzene ring of the substituted phenyl is nitro or halogen; the number of substituent groups on a benzene ring of the substituted phenyl thiourea group is 1-2, and the substituent groups are respectively selected from methyl, hydrogen, trifluoromethyl, halogen, C1-C3 alkoxy or phenyl. Herbicidal activity tests are carried out on the obtained 25 target products, the overall inhibition effect of the compounds I-1-I-25 on the rape radicles is larger ...

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Номер записи: 1
26-05-2023 дата публикации

Pyrazole formyl hydroxylamine compound containing bisamide bond as well as preparation method and application of pyrazole formyl hydroxylamine compound

Номер: CN116162063A
Автор: LIU XINGHAI, WEI ZHECHENG, YU CHENSHENG
Принадлежит:

The invention discloses a pyrazole formyl hydroxylamine compound containing bisamide bonds as well as a preparation method and application of the pyrazole formyl hydroxylamine compound. The structural formula of the pyrazole formyl hydroxylamine compound containing the bisamide bonds is shown as a formula (I). The pyrazole formyl hydroxylamine compound containing the bisamide bond is designed and synthesized by introducing an active structure phenyl benzamide in benzamide on the market into pydiflumetofen and carrying out bioelectron isosteric design on the benzamide, and experiments prove that the pyrazole formyl hydroxylamine compound containing the bisamide bond has relatively good bactericidal activity.

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Номер записи: 2
25-04-2023 дата публикации

Sulfur-containing quinoline compound as well as preparation method and application thereof

Номер: CN116003319A
Автор: LIU XINGHAI, SUN XINPENG, YU WEI, TAN CHENGXIA, WENG JIANQUAN
Принадлежит:

The invention discloses a sulfur-containing quinoline compound as well as a preparation method and application thereof, the structural formula of the sulfur-containing quinoline compound is as shown in formula (I): in the formula, when H on a benzene ring is not substituted by a substituent R1, R2 is alkyl, acetonitrile, propenyl, alkyl ester methylene, benzyl, substituted benzyl or alkoxycarbonyl, and R3 is alkyl, acetonitrile, propenyl, alkyl ester methylene, benzyl, substituted benzyl or alkoxycarbonyl; the substituent of the substituted benzyl is halogen or alkyl; h on the benzene ring is substituted, when the substituent group R1 is tert-butyl, R2 is aroyl or substituted aroyl, and the substituent group of the substituted aroyl is alkyl, alkoxy or halogen. The sulfur-containing quinoline compound provided by the invention is a novel compound with good bactericidal activity, and provides a basis for researching natural green bactericides.

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Номер записи: 3
09-06-2023 дата публикации

Difluoromethyl pyrazole formyl hydroxylamine compound containing benzoate (amide) as well as preparation method and application of difluoromethyl pyrazole formyl hydroxylamine compound

Номер: CN116239533A
Автор: WEI ZHECHENG, LIU XUFENG, YU CHENSHENG, LIU XINGHAI
Принадлежит:

The invention discloses a difluoromethyl pyrazole formyl hydroxylamine compound containing benzoate (amide) as well as a preparation method and application thereof, the structural formula of the compound is as shown in formula (I), X in the formula (I) is selected from R-NH-, R is C1-C4 alkoxy, cyclopropyl, isopropyl, tertiary butyl, phenyl or substituted phenyl, and the structural formula is shown in the description. The substituent group of the substituted phenyl is C1-C4 alkyl, C1-C4 alkoxy, nitryl, thiadiazole or halogen; or X in the formula (I) is selected from phenoxy, and R is H, C1-C4 alkyl or halogenated alkyl, nitryl, halogen, trifluoromethoxy or naphthalene. The structure of the obtained product is confirmed by nuclear magnetic hydrogen spectrum, the obtained target product is subjected to bactericidal activity test, and the result shows that under the concentration of 50ppm, the compound integrally shows better bactericidal activity, the compound I-6 integrally shows good bactericidal ...

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Номер записи: 4
30-05-2023 дата публикации

Benzoxazinone compound containing diphenyl ether structure as well as preparation method and application of benzoxazinone compound

Номер: CN116178300A
Автор: WEI ZHECHENG, LIU XUFENG, LIANG WEI, LIU XINGHAI
Принадлежит:

The invention discloses a benzoxazinone compound containing a diphenyl ether structure and a preparation method and application of the benzoxazinone compound. The structural formula of the benzoxazinone compound containing the diphenyl ether structure is shown in the formula (I), the number of substituent groups R on a benzene ring in the formula (I) is 1-3, and the substituent groups R are C1-C4 alkyl, phenyl, nitryl, halogen or C1-C4 alkoxy. The structure of the obtained product is confirmed by a nuclear magnetic hydrogen spectrum, herbicidal activity tests are carried out on the obtained 18 target products, and the results show that all the compounds have good inhibitory activity on rape radicles, and the inhibition rate on wheat stems is integrally at a relatively low level compared with the rape radicles.

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Номер записи: 5
09-05-2023 дата публикации

Benzoxazinone compound containing isoxazole heterocycle as well as preparation method and application of benzoxazinone compound

Номер: CN116082325A
Автор: WEI ZHECHENG, LIU XUFENG, LIANG WEI, LIU XINGHAI
Принадлежит:

The invention discloses a benzoxazinone compound containing an isoxazole heterocycle as well as a preparation method and application of the benzoxazinone compound. The structural formula of the benzoxazinone compound containing the isoxazole heterocycle is shown as a formula (I), wherein the number of substituent groups R on a benzene ring in the formula (I) is 1-2, and the substituent groups R are hydrogen, C1-C4 alkyl, trifluoromethyl, C1-C4 alkoxy or halogen. The structure of the obtained product is confirmed by a nuclear magnetic hydrogen spectrum, herbicidal activity tests are carried out on the obtained 20 target products, and the result shows that the I-1-I-20 compound has a certain inhibition effect on radicles of dicotyledonous rape or stems of monocotyledonous wheat, and can be used for preparing a herbicidal composition for preventing and treating diseases such as dicotyledonous rape and monocotyledonous wheat. And the inhibition effect on wheat stems is obviously better than ...

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Номер записи: 6
09-05-2023 дата публикации

Pyrazole amide compound containing thiazole ring as well as preparation method and application of pyrazole amide compound

Номер: CN116082329A
Автор: LIU XINGHAI, SUN XINPENG, CHEN WEITING, HAN LIANG
Принадлежит:

The invention discloses a thiazole ring-containing pyrazole amide compound and a preparation method and application thereof, the structural formula of the thiazole ring-containing pyrazole amide compound is as shown in formula (I): in the formula (I), R1 is difluoromethyl or trifluoromethyl, and R2 is H, C1-C4 alkyl, halogen or C1-C4 halogenated alkyl. The pyrazole amide compound containing the thiazole ring disclosed by the invention is a novel compound with bactericidal activity. Under the concentration of 50ppm, the compound has an inhibiting effect on ten germs, namely tomato early blight, wheat gibberellic disease, rice blast, phytophthora capsici, sclerotium of rape, cucumber gray mold, rice sheath blight, cucumber fusarium wilt, peanut brown spot and apple ring rot.

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Номер записи: 7
07-04-2023 дата публикации

Pyridine compound containing trifluoromethyl as well as preparation method and application thereof

Номер: CN115925680A
Автор: SUN XINPENG, LIU XUFENG, ZHANG PEIPEI, HAN LIANG, LIU XINGHAI
Принадлежит:

The invention discloses a trifluoromethyl-containing pyridine compound and a preparation method and application thereof, the structural formula of the trifluoromethyl-containing pyridine compound is as shown in formula (I): in the formula (I), substituent R1 is substituted phenyl, substituent groups of the substituted phenyl are 4-methoxyl, 2-bromine, 4-methyl, 4-fluorine, 2-nitryl, 3, 4, 5-trimethyl-1, 3, 5-trimethyl-1, 3, 5-trimethyl-1, 3, 5-trimethyl-1, 3, 5-trimethyl-1, 3, 5-trimethyl-1, 3, 5-trimethyl-1, 3, 5-trimethyl-1, 3, 5-trimethyl-1, 3, 5-trimethyl-1, 3, 5-trimethyl-1 R1, R2, R3, R4, R5, R6, R7, R7, R8, R8, R9, R9, R9, R9, R9, the substituent R2 is H, methyl, phenyl or substituted phenyl, and the substituent of the substituted phenyl is 2-chlorine, 4-tertiary butyl, 3, 4-dichloro, 4-cyano, 2-methyl, 4-bromine, 2-fluorine or 3-cyano. The trifluoromethyl-containing pyridine compound provided by the invention is a novel bactericidal compound, and provides a basis for researching ...

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Номер записи: 8
23-05-2023 дата публикации

Benzoxazinone compound containing sulfo-quinazolinone ring as well as preparation method and application of benzoxazinone compound

Номер: CN116143768A
Автор: LIU XINGHAI, LIANG WEI, WEI ZHECHENG
Принадлежит:

The invention discloses a benzoxazinone compound containing a sulfo-quinazolinone ring and a preparation method and application of the benzoxazinone compound, the structural formula of the benzoxazinone compound containing the sulfo-quinazolinone ring is shown as a formula (I), in the formula (I), a substituent group R is C1-C4 alkyl, hydrogen, ethynyl, vinyl, propynyl, 4-pentenyl, phenyl or substituted phenyl, and the substituent group R is C1-C4 alkyl, hydrogen, ethynyl, vinyl, propynyl, 4-pentenyl, phenyl or substituted phenyl. The substituent group of the substituted phenyl is C1-C4 alkyl, nitryl, halogen or cyano. The structure of the obtained product is confirmed by a nuclear magnetic hydrogen spectrum, the obtained 24 target products are subjected to weeding activity testing, and results show that in the process of inhibiting the growth of wheat stems, the inhibition rates of compounds I-7, I-14, I-18 and I-19 under the high concentration of 100 ppm all exceed 90%, the inhibition ...

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Номер записи: 9
09-05-2023 дата публикации

Heterocycle-containing 1, 2, 4-oxadiazole compound as well as preparation method and application thereof

Номер: CN116082324A
Автор: KANG LITING, LIU XUFENG, CHEN WEITING, TAN CHENGXIA, WENG JIANQUAN, LIU XINGHAI
Принадлежит:

The invention discloses a heterocycle-containing 1, 2, 4-oxadiazole compound as well as a preparation method and application thereof, p-chlorobenzylamine oxime is prepared by taking p-chlorobenzonitrile as a raw material, and then the p-chlorobenzylamine oxime reacts with heterocyclic acyl chloride to prepare the novel heterocycle-containing 1, 2, 4-oxadiazole compound. The preparation method disclosed by the invention is simple and convenient to operate, and the prepared compound has certain bactericidal property and insecticidal property at the concentration of 50ppm.

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Номер записи: 10
30-05-2023 дата публикации

Nitro-containing pyrazole formyl hydroxylamine compound as well as preparation method and application thereof

Номер: CN116178263A
Автор: WEI ZHECHENG, LIU XUFENG, YU CHENSHENG, LIU XINGHAI
Принадлежит:

The invention discloses a nitryl-containing pyrazole formyl hydroxylamine compound as well as a preparation method and application thereof, the structural formula of the compound is as shown in formula (I): in the formula (I), substituent R1 is methyl or chlorine; substituent R2 is methyl or substituted phenyl, the number of substituent groups of the substituted phenyl is 1-2, and the substituent groups are independently selected from methyl, cyano or chlorine; and a substituent group R3 is methyl, difluoromethyl or trifluoromethyl. According to the present invention, the structure of the obtained product is confirmed through the nuclear magnetic hydrogen spectrum, the bactericidal activity test is performed on the obtained 14 target products, and the results show that under the concentration of 50 ppm, all the compounds have certain antibacterial activity, and the inhibition rate of the compound I-3 on alternaria solani, magnaporthe oryzae and sclerotinia sclerotiorum can achieve more ...

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Номер записи: 11