Allylboronic acid pinacol ester

• Catalog No.: L16232
• CAS Number: 72824-04-5
• M. F.: C9H17BO2
• M. W.: 168.04108
• Purity: 98+%

SYNONYMS

• Title: 丙烯基硼酸邻二叔醇酯
• IUPAC name: 4,4,5,5-tetramethyl-2-(prop-2-en-1-yl)-1,3,2-dioxaborolane
• IUPAC Traditional name: 4,4,5,5-tetramethyl-2-(prop-2-en-1-yl)-1,3,2-dioxaborolane
• Synonyms: 2-Allyl-4,4,5,5-tetramethyl-1,3,2-dioxaborolane

DATABASE IDS

• Beilstein Number: 4244068
• MDL Number: MFCD00013347
• CAS Number: 72824-04-5

PROPERTIES

• Purity: 98+%
• Boiling Point: 50-53°C/5mm
• Density: 0.890
• Flash Point: 60°C(140°F)
• Refractive Index: 1.4270
• GHS Hazard statements: H226
• GHS Precautionary statements: P210-P241-P280-P303+P361+P353-P403+P235-P501A
• TSCA Listed: 否
• Hazard Class: 3
• UN Number: UN3272
• Packing Group: III

REFERENCES

• Reacts with carboxylic acids, in the presence of tri-n-butyltin hydride, to give homoallylic alcohols in good yield: Synthesis, 1573 (2001):
  
• Homoallylic alcohols can also be formed by allylboration of aldehydes; the reaction has been found to be accelerated by Lewis acids, e.g. AlCl₃ or Sc(OTf)₃: J. Am. Chem. Soc., 124, 12414 (2002).