Category · 2269 products
Building Blocks
Building Blocks are essential organic compounds used in the synthesis of pharmaceuticals, agrochemicals, and advanced materials. These versatile intermediates enable precise molecular construction in research and industrial applications. Molekula stocks a range of Building Blocks with full technical documentation and CoA per batch.
Every product here can be supplied in any quantity. Pack sizes and prices on the product pages are a starting point — tell us what you need and we'll manufacture, source and repack it, from grams to multi-tonne.
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Potassium sodium tartrate
SKU 89986226 · CAS 6381-59-5 · C4H4KNaO6 · MW 210.16 -
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Potassium sodium tartrate tetrahydrate (Rochelle Salt)
SKU 11512541 · CAS 6381-59-5 · C4H4KNaO6 · MW 210.16 -
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Potassium sodium tartrate tetrahydrate (Rochelle Salt) (RD.)
SKU 90037394 · CAS 6381-59-5 · C4H4KNaO6 · MW 210.16 -
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Potassium sodium tartrate tetrahydrate (Rochelle Salt), USP Grade
SKU 90025401 · CAS 6381-59-5 · C4H4KNaO6 · MW 210.16 -
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Potassium sorbate
SKU 39220896 · CAS 24634-61-5 · CH3CH=CHCH=CHCOOK · MW 150.22 -
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Potassium tert-butoxide
SKU 12739396 · CAS 865-47-4 · KOC(CH3)3 · MW 112.21 -
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Potassium tert-butoxide, 1M in Tetrahydrofuran
SKU 90026569 · CAS 865-47-4 · (CH3)3COK · MW 112.21 -
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Potassium tert-butoxide, 2M (25% w/w) in 2-Methyltetrahydrofuran
SKU 90026856 · CAS 865-47-4 · (CH3)3COK · MW 112.21 -
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Potassium tert-butoxide, pure, 1.6-1.7M (20 wt.%) in Tetrahydrofuran
SKU 90026339 · CAS 865-47-4 · (CH3)3COK · MW 112.21 -
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Potassium thiocyanate
SKU 16005796 · CAS 333-20-0 · KSCN · MW 97.18 -
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Potassium thiocyanate ACS
SKU 90029392 · CAS 333-20-0 · KSCN · MW 97.18 -
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Potassium thiosulfate
SKU 90022936 · CAS 10294-66-3 · K2O3S2 · MW 190.3248 -
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Potassium titanium oxide oxalate dihydrate
SKU 90018436 · CAS 14402-67-6 · C4K2O9Ti · 2H2O · MW 354.13 -
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Potassium-8-hydroxyquinoline sulfate
SKU 26563210 · CAS 15077-57-3 · C9H8KNO5S · MW 281.33 -
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PPG-PEG-PPG Blockcopolymer average Mn ~2,000
SKU 90026319 · CAS 9003-11-6 · H[OCH(CH3)CH2]x[OCH2CH2]y[OCH(CH3)CH2]zOH · MW ~2,000 (Average) -
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Propargyl alcohol
SKU 90026749 · CAS 107-19-7 · HC≡CCH2OH · MW 56.06 -
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Propargyl bromide 80% in toluene stabilized with 0.3% MgO
SKU 90027269 · CAS 106-96-7 · HC≡CCH2Br · MW 118.96 -
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Propiconazol
SKU 89990124 · CAS 60207-90-1 · C15H17Cl2N3O2 · MW 342.22 -
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Propionic acid - USP specification
SKU 90034475 · CAS 79-09-4 · CH3CH2COOH · MW 74.08 -
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Propionic acid 99%
SKU 55644582 · CAS 79-09-4 · CH3CH2COOH · MW 74.08 -
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Propionyl-L-carnitine hydrochloride
SKU 89967749 · CAS 119793-66-7 · C10H20ClNO4 · MW 253.72 -
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Propyl 4-hydroxybenzoate
SKU 32467626 · CAS 94-13-3 · HOC6H4CO2CH2CH2CH3 · MW 180.20 -
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Propyl 4-hydroxybenzoate - BP grade
SKU 90034023 · CAS 94-13-3 · HOC6H4CO2CH2CH2CH3 · MW 180.20 -
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Propylamine hydrochloride
SKU 90026298 · CAS 556-53-6 · C3H9N · HCl · MW 95.57
Frequently asked
What does Molekula stock in the Building Blocks category?
Molekula stocks a range of Building Blocks products at research, semi-bulk and bulk scale. Browse the full list below or use the search to filter by name or CAS.
Does Molekula provide a CoA for Building Blocks products?
Yes — every batch ships with a Certificate of Analysis. You can also retrieve historical CoAs via the batch lookup on any product page.
Can Molekula supply Building Blocks in bulk quantities?
Bulk and custom pack sizes are available on request. Use the "Request a quote" button on any product page or visit /contact.
Need a quote?
Tell us the product, grade, and quantity — we usually respond within one working day.