Piperazine-2,3-diones as plant growth regulators

Details Piperazine-2,3-diones as plant growth regulators Piperazine-2,3-diones as plant growth regulators

1993-08-06

1994-07-05

Tsang, Cecilia

Plant protecting and regulating compositions

Plant growth regulating compositions

Organic active compound containing

544383, A01N 4360, C07D24108

Patent

active

053267435

ABSTRACT:
Piperazine-2,3-diones of the formula I ##STR1## where R.sup.1 and R.sup.2 are identical or different and each is alkyl, alkenyl or alkynyl, where these groups may carry from one to five halogen atoms;

REFERENCES:
patent: 4057413 (1977-11-01), Naumann et al.
Schmidt et al., "1,3-Dihydroxyharstoffe, 2.Mitt", Archiv der Pharmazie, vol. 312, No. 12, 1979, pp. 1019-1026.
Chem. Abst., vol. 111, No. 19, Nov. 6, 1989 (abst. of CS-B 256 558). 169382x.
Chem. Abst., vol. 72, no. 1, Jan. 5, 1970 (abst. of DE-A 901421). 3053s.
Chem. Abst., vol. 70, No. 5, Feb. 3, 1969 (abst. of JP 68 17 962). 20066z.
Chem. Ber 27 (1894), 1111; DE 40 24 283.

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