5H-1,3,4-thiadiazolo(3,2-A)pyrimidin-5-one derivatives and funct

Details 5H-1,3,4-thiadiazolo(3,2-A)pyrimidin-5-one derivatives and funct 5H-1,3,4-thiadiazolo(3,2-A)pyrimidin-5-one derivatives and funct

1989-08-28

1990-11-20

Daus, Donald G.

Drug, bio-affecting and body treating compositions

Designated organic active ingredient containing

Having -c-, wherein x is chalcogen, bonded directly to...

544255, A01N 4354, C07D41702

Patent

active

049719718

ABSTRACT:
A class of novel 5H-1,3,4-thiadiazolo[3,2-a]-pyrimidin-5-one derivatives are disclosed. These compounds exhibit remarkable fungicidal activities for pathogenic fungi of cucumber gray mold, cucumber downy mildew. Alternaria sooty spot of Chinese mustard, apple Alternaria leaf spot, pear black spot, rice blast, tomato late blight, etc.

REFERENCES:
patent: 4537962 (1985-08-01), Doria
patent: 4742063 (1988-03-01), Tokunaga et al.
patent: 4866064 (1989-09-01), Tokunaga et al.
patent: 4872907 (1989-10-01), Aoki
Okabe, T. (1975), J. Fac. Agr., Kyushu Univ., 19, pp. 91-102.
Suiko, M. (1977) Agr. Biol. Chem., 41(10), pp. 2047-2053 (Suiko I).
Suiko, M. (1979) Agr. Biol. Chem., 43(4), pp. 747-752 (Suiko II).

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