All Photos(3)




KitAlysis High-Throughput Base Screening Kit - Pack of 2

Sign Into View Organizational & Contract Pricing

Base screen, Base screening kit, KitAlysis base

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


Compare Similar Items

View Full Comparison

Show Differences

1 of 4

This Item


mPAGE® Gel Caster Base



EZ-Fit® Manifold



EZ-Fit® Manifold

reaction suitability

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

reaction suitability


reaction suitability


reaction suitability



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

Downloadable experimental excel file

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
Monitor reaction progress via TLC-MS by following this protocol

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 Only

Product No.

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

Kit Components Also Available Separately

Product No.

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

  • 441902Cesium carbonate, ReagentPlus®, 99%SDS

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

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

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

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

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

  • 900522Toluene, anhydrous, ZerO2®, 99.8%SDS

  • 900632Triethylamine, ZerO2®, ≥99%SDS

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

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

  • 900641Methanol, anhydrous, ZerO2®, 99.8%SDS

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

  • Z742110KitAlysis 24-well reaction block replacement filmSDS

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

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

See All (16)

Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

Already Own This Product?

Documents related to the products that you have purchased in the past have been gathered in the Document Library for your convenience.

Visit the Document Library

Difficulty Finding Your Product Or Lot/Batch Number?

Product numbers are combined with Pack Sizes/Quantity when displayed on the website (example: T1503-25G). Please make sure you enter ONLY the product number in the Product Number field (example: T1503).


Product Number
Pack Size/Quantity

Additional examples:





enter as 1.000309185)

Having trouble? Feel free to contact Technical Service for assistance.

Lot and Batch Numbers can be found on a product's label following the words 'Lot' or 'Batch'.

Aldrich Products

  • For a lot number such as TO09019TO, enter it as 09019TO (without the first two letters 'TO').

  • For a lot number with a filling-code such as 05427ES-021, enter it as 05427ES (without the filling-code '-021').

  • For a lot number with a filling-code such as STBB0728K9, enter it as STBB0728 without the filling-code 'K9'.

Not Finding What You Are Looking For?

In some cases, a COA may not be available online. If your search was unable to find the COA you can request one.

Request COA


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.

Related Content

Chemical reaction design and optimization in organic synthesis aims to precisely alter reaction parameters to achieve optimum results in finding pathways to target molecules.

Our team of scientists has experience in all areas of research including Life Science, Material Science, Chemical Synthesis, Chromatography, Analytical and many others.

Contact Technical Service