Two New 1,1,3,3-Tetramethylguanidinium Halochromates (C₅H₁₄N₃CrO₃X) (X: Cl, F): Efficient Reagents for Oxidation of Organic Substrates under Solvent-Free Conditions and Microwave Irradiation

Table 1

Oxidation of benzyl alcohol with different amounts of TMGCC and TMGFC.

Oxidants	Substrate : oxidants (molar ratio)	Yield%
TMGCC	1 : 1	72
	1 : 1.25	74
	1 : 1.5	80
	1 : 2	86
TMGFC	1 : 1	75
	1 : 1.25	78
	1 : 1.5	85
	1 : 2	90

Yields refer to the isolated 2,4-DNP derivative [29].