Product #: 500006


Formula Weight: 122.02 g/mol
CAS #: 280-64-8 monomer; 21205-91-4 dimer
EINECS: 206-000-9
9 Bbn Green Bold

0.882 g/ml @ 20°C: 0.860 g/ml @ 55°C:

Boiling Point

66°C (THF)

Flash Point

-19°C / 2.2°F

Physical Properties
Physical Form
Liquid - Solution in THF
Colorless to yellow liquid
9-Borabicyclo[3.3.1]nonane (9-BBN) has limited solubility in aromatic hydrocarbons, ethers and chlorinated hydrocarbons.
For the preparation of alkyl-9-BBN derivatives for selective transfer of alkyl groups in Suzuki coupling. Excellent reagent for the preparation of boron containing polymers for polymer derivatization.
Analysis Method
Active Hydrogen titration
Storage & Shipping
Shelf Life
Four years in unopened, original packaging. Based upon like compounds.
Storage / Stability
9-BBN reacts readily with water to form a borinic acid and hydrogen. Solutions of 9-BBN can hydrolyze and oxidize upon exposure to moist air. 9-BBN solid is extremely susceptible to air oxidation and may spontaneously combust.

Cylinders of the following sizes/net weight…

  • 900 mL, containing 500g solution
  • 18 liter, containing 16 kg solution9
  • 90 liter, containing 80 kg solution
  • 400 liter, containing 350 kg solution
  • UN 3148, PGII
  • Water-reactive liquid, n.o.s. (contains: 9-borabicyclo[3.3.1]nonane, tetrahydrofuran)
Safety & Service
Health & Safety

See product MSDS

Technical Service
Available for all Callery products. Please contact your local representative for more details.

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