Description

Potassium Propynyltrifluoroborate is an organoboron reagent that serves as a versatile building block in modern synthetic chemistry. Its value lies in enabling efficient carbon-carbon bond formation, particularly in Suzuki-Miyaura cross-coupling reactions, which are fundamental to constructing complex molecules. This compound is essential for researchers and manufacturers in the pharmaceutical, agrochemical, and advanced materials sectors who require high-purity intermediates for developing active ingredients and functional polymers.

Application

• Pharmaceutical Intermediate: A key synthon for the synthesis of complex drug molecules and active pharmaceutical ingredients (APIs) via palladium-catalyzed cross-coupling.
• Agrochemical Synthesis: Used in creating novel herbicides, fungicides, and insecticides that require specific alkyne-containing scaffolds.
• Material Science: Employed in the development of organic electronic materials, conductive polymers, and liquid crystals.
• Chemical Research: A valuable reagent in academic and industrial R&D for methodology development and library synthesis.
• Fine Chemical Production: Facilitates the manufacture of specialty chemicals, flavors, and fragrances requiring precise molecular architecture.

Basic Information

Product Name	Potassium Propynyltrifluoroborate
CAS No.	1500106-31-9
Molecular Formula	C₃H₃BF₃K
Molecular Weight	145.96 g/mol
Synonyms	Potassium (Prop-1-yn-1-yl)trifluoroborate; Potassium Trifluoro(prop-1-yn-1-yl)borate; Prop-1-yn-1-yltrifluoroborate Potassium Salt; Potassium 1-Propynyltrifluoroborate; Potassium Propargyltrifluoroborate (common name); K[BF₃(C≡C-CH₃)]; Potassium (1-Propynyl)trifluoroborate
EINECS	Contact for details

Quality Control

Our Potassium Propynyltrifluoroborate is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including NMR (¹H, ¹¹B, ¹³C), HPLC, and Karl Fischer titration, to ensure high purity and consistency. Certificates of Analysis (COA) detailing all specifications are provided with every shipment. We adhere to cGMP principles where applicable to support our customers in regulated industries.

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 material is hygroscopic (moisture-sensitive) and must be handled under an inert atmosphere (argon or nitrogen) to prevent degradation. Keep away from heat and incompatible materials.

Specification

Item	Specification
Appearance	White to off-white powder or crystalline solid
Identification (NMR)	Conforms to structure
Purity (HPLC)	≥ 95%
¹¹B NMR Purity	≥ 97%
Water Content (KF)	≤ 1.0 %
Heavy Metals	< 10 ppm

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