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C18h14bno2 9 phenyl 9h carbazol 3 yl boronic acid, wholesale various high quality c18h14bno2 9 phenyl 9h carbazol 3 yl boronic acid products from global sodium tripolyphosphate suppliers and c18h14bno2 9 phenyl 9h carbazol 3 yl boronic acid factory,importer,exporter at okchem.
Boric acid boric acid, also called hydrogen borate, boracic acid, orthoboric acid and acidum boricum, is a weak acid of boron often used as an antiseptic, insecticide, flame retardant, neutron absorber, or precursor to other chemical it has the chemical formula h3bo3 (sometimes written b(oh)3), and exists in the form of colorless crystals or a white powder that dissolves in water.
The compound n- tert-butoxycarbonyl-4-piperidine carboxylic acid methyl ester (1.0g, 4.1mmol) and lithiumhydroxide monohydrate (860mg, 21mmol) it was dissolved in tetrahydrofuran (10ml) and water (5ml) mixedsolvent, 45 ° c the reaction 1h, add hydrochloric acid (1m) adjusting the ph to 1, plus b acetate (20ml × 3)was extracted, combined ...

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