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Molecular structure of 3. Hydrogen atoms other than that attached to boron are omitted for clarity. Thermal ellipsoids are drawn at 30 % probability. Selected bond lengths (Å) and angles (°): B1−N1 1.651(2); B1−O1 1.442(2); B1−O2 1.452(2); B1−H1 1.164(18); N1‐B1‐O1 107.76(13); N1‐B1‐O2 108.41(13); N1‐B1‐H1 103.4(9); O1‐B1‐O2 107.45(15); O1‐B1‐H1 116.7(9); O2‐B1‐H1 112.6(9).
