CAS 917471-30-8 | 5-(prop-1-ynyl)pyridin-3-ylboronic Acid
Molecular Formula: C8H8BNO2
Molecular Weight: 160.97
Purity: 97% Min.
Package: 1 g / 5 g / 25 g / 100 g / 1 kg / 25 kg
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Product Introduction
Specification of CAS 917471-30-8 | 5-(prop-1-ynyl)pyridin-3-ylboronic acid
ITEMS | SPECIFICATION |
CAS DataBase Reference | 917471-30-8 |
Boiling point | 384.8 °C |
pka | 3.43 |
Storage temp. | Inert atmosphere,2-8°C |
Density | 1.21 |
Synthesis of CAS 917471-30-8 | 5-(prop-1-ynyl)pyridin-3-ylboronic acid
Conditions
Stage #1: 3-bromo-5-(prop-1-yn-1-yl)pyridine With n-butyllithium; Triisopropyl borate In tetrahydrofuran; hexane; toluene at -40 - -20℃; for 1.5h;
Stage #2: With hydrogenchloride; water In tetrahydrofuran; hexane; toluene
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