KitAlysis High-Throughput Base Screening Kit - Pack of 2

KitAlysis base, Base screen, Base screening kit

reaction suitability

reaction type: Buchwald-Hartwig Cross Coupling Reaction
reaction type: Cross Couplings
reaction type: Heck Reaction
reaction type: Hiyama Coupling
reaction type: Negishi Coupling
reaction type: Sonogashira Coupling
reaction type: Stille Coupling
reaction type: Suzuki-Miyaura Coupling

functional group



Versatile base screening kit for cross-coupling reactions and other synthetic transformations. Step-by-step user guide and a downloadable experimental excel sheet are provided in the below hyperlinks.
Step-by-Step Guide for KitAlysis High-Throughput Base Reaction Screening Kit
Excel spreadsheet hyperlink

Each kit contains 2 customizable screening sets that contain the following:
  • 7 X 2 pre-weighed bases (30 μmol) in individual microvials with magnetic stir bars
  • 4 X 2 base solutions
  • 2 empty microvials for Chemist′s Choice of base allowing customization
  • 4 degassed anhydrous solvents (DMF, MeOH, THF, Toluene)
  • 2 NEW KitAlysis 24-Well Reaction Block Replacement Films
  • 4 empty substrate stock solution reaction vials with stirbars

Best when used with KitAlysis Benchtop Inertion Box and 24-well Reaction Block (sold separately).

Features and Benefits

  • Designed and tested by synthetic chemists
  • Easily run 24-microscale reactions in parallel
  • 10 μmol reactions with 3 equiv. base, 0.1 M concentration
  • Customizable Excel Template for quick calculations and easy incorporation into electronic laboratory notebooks

Legal Information

KitAlysis is a trademark of Sigma-Aldrich Co. LLC

Kit Components Also Available Separately

Product No.

  • RDD019Potassium phosphate tribasic, anhydrous, free-flowing, Redi-Dri, reagent grade, ≥98%

  • Potassium bicarbonate, ACS reagent, 99.7%, powder, crystals or granules

  • 441902Cesium carbonate, ReagentPlus®, 99%

  • 757551Potassium hydroxide, anhydrous, ≥99.95% trace metals basis

  • 791733Potassium acetate, anhydrous, free-flowing, Redi-Dri, ACS reagent, ≥99.0%

  • 1390091,8-Diazabicyclo[5.4.0]undec-7-ene, 98%

  • 225770Lithium bis(trimethylsilyl)amide solution, 1.0 M in THF

  • 702706Sodium tert-butoxide solution, 2 M in THF, ZerO2®

  • 900522Toluene, anhydrous, ZerO2®, 99.8%

  • 900632Triethylamine, ZerO2®, ≥99%

  • 900636Tetrahydrofuran, anhydrous, inhibitor-free, ZerO2®, ≥99.9%

  • 900638N,N-Dimethylformamide, anhydrous, ZerO2®, 99.8%

  • 900641Methanol, anhydrous, ZerO2®, 99.8%

  • Z118850Spinbar® magnetic stirring fleas, red, L 10 mm, diam. 3 mm

  • Z742110KitAlysis 24-well reaction block replacement film

  • 900501Potassium carbonate, anhydrous, free-flowing, Redi-Dri, ReagentPlus®, 99%

  • 655104Sodium hydroxide, reagent grade, 97%, powder

See All (17)

Signal Word


Target Organs

Central nervous system, Eyes

Supp Hazards

EUH018 - EUH019


UN 3316 9

WGK Germany


Flash Point(F)

-5.8 °F

Flash Point(C)

-21 °C

Certificate of Analysis

Certificate of Origin

KitAlysis High-Throughput Screening Kits provide solution to efficiently identify or optimize suitable catalytic reaction conditions. Chemist can rapidly run 24 unique micro scale reactions in parallel with tailored conditions.
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