49.33
[1]. Farook Adam, et al. Amino benzoic acid modified silica--an improved catalyst for the mono-substituted product in the benzylation of toluene with benzyl chloride. J Colloid Interface Sci. 007 Jul 1;311(1):135-43.
[]. Mitchell P Thayer, et al. pH-dependent spectral properties of para-aminobenzoic acid and its derivatives. Spectrochim Acta A Mol Biomol Spectrosc. 011 Dec 15;84(1):7-3.
H30-H317
P61-P64-P70-P7-P80-P30+P35-P330-P36+P364-P501
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