Alkylborazine compound and production method for the same

Details Alkylborazine compound and production method for the same Alkylborazine compound and production method for the same

2007-04-24

2007-04-24

Page, Thurman K. (Department: 1621)

Organic compounds -- part of the class 532-570 series

Organic compounds

Amino nitrogen containing

C260S66500B

Reexamination Certificate

active

11013192

ABSTRACT:
In the process of synthesizing alkylborazine compound represented by the chemical formula 2, by a reaction of a halogenated borazine compound represented by the chemical formula 1 with a Grignard reagent, thus synthesized alkylborazine compound is washed with water, or subjected to sublimation purification or distillation purification at least three times, and/or subjected to distillation purification at least twice. In the formulas, R1independently represents alkyl group; R2independently represents alkyl group; and X represents halogen atom.

REFERENCES:
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patent: 2003/0100175 (2003-05-01), Nobutoki et al.
patent: 2003-119289 (2003-04-01), None
Ryschkewitsch et al., The Chemistry of Borazene. I. The Reaction of B-Trichloro-N-trimethylborazene with Grignard Reagents1, J. Am. Chem. Soc.; 1958; 80(17); 4515-4517.
Grace et al., Borazines. III. Some Reactions of B-Tri-N-alkylborazines with Grignard Reagents, J. Chem. Soc A: Inorganic, Physical, Theoretical; 1966; (6); 673-676.
Haworth, D.T. and Hohnstedt, L.F., “Synthesis of B-Trisubstituted Borazines by Reaction of B-Trichloroborazine With Grignard Reagents”, J. Am. Chem. Soc., 82, 3860-3861 (1960).

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