Description

1,8-Diazabicyclo(5,4,0)Undecene-7-Tetraphenylborate is a highly versatile, non-nucleophilic strong base and catalyst, specifically the tetraphenylborate salt of the common organic superbase DBU. This compound matters for its enhanced stability and handling properties compared to the free base, offering superior performance in demanding synthetic applications where precise control of basicity is critical. It is essential for research chemists and process engineers in the pharmaceutical, agrochemical, and advanced materials sectors who require a reliable, high-purity reagent for deprotonation, polymerization, and catalysis.

Application

• Pharmaceutical Synthesis: As a potent, non-nucleophilic base for the generation of enolates, deprotonation of weak acids, and catalysis in the production of active pharmaceutical ingredients (APIs).
• Polymer Chemistry: Catalyst for the production of polyurethanes, polyamides, and epoxy resins, where it controls reaction kinetics and final polymer properties.
• Agrochemical Manufacturing: Key reagent in the synthesis of complex pesticide and herbicide molecules requiring selective base-catalyzed steps.
• Fine Chemical Production: Used in alkylation, condensation, and cyclization reactions to build complex molecular architectures.
• Electrolyte Additive: Potential component in specialty electrolyte formulations for lithium-ion batteries, where it acts as a stabilizer or performance enhancer.
• Academic & Industrial R&D: A fundamental tool for method development and exploratory synthesis in organic and organometallic chemistry laboratories.

Basic Information

Product Name	1,8-Diazabicyclo(5,4,0)Undecene-7-Tetraphenylborate
CAS No.	92530-06-8
Molecular Formula	C35H35BN2
Molecular Weight	494.48 g/mol
Synonyms	DBU Tetraphenylborate; 1,8-Diazabicyclo[5.4.0]undec-7-ene Tetraphenylborate; DBU TPB; DBU-BPh4; 7-Tetraphenylborato-1,8-diazabicyclo[5.4.0]undecene; Tetraphenylborate Salt of DBU; 1,8-Diazabicycloundec-7-enium Tetraphenylborate
EINECS	Contact for details

Quality Control

Our 1,8-Diazabicyclo(5,4,0)Undecene-7-Tetraphenylborate is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC for purity, NMR for structural confirmation, and KF titration for moisture content, to ensure it meets the high standards required for research and industrial use. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles is provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at a controlled room temperature (15-25°C). This product is hygroscopic (moisture-sensitive) and must be kept under an inert atmosphere (e.g., nitrogen or argon) after opening to prevent degradation.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Water Content (KF)	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals (as Pb)	≤ 10 ppm

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.