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89 138 133-13412 hexane-acetone CH2=C(CH3) 93 197-205 89 (5)4 (760) p-ho2cc6h66 80 >360 succinic 85 118 119-120®chloroform pivalic 0 "Known compounds were confirmed by MS and also by comparing their IR's with those found in the literature. 6 New Compound: IR (KBr) 3430 (br, OH), 1785 and 1730 (C=0, ánhydride), 1210 cm-1; MS, m/z 314 (M+), 165 (HOOCC6H4COO), 149 (C(= 0)C6H4C00H), and 104 (C(=0)C6H4). Anal. Caled for C16H10O7:

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