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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Polypropylene glycol 2000
SKU 90026230 · CAS 25322-69-4 · HO(C3H6O)nC3H6OH · MW 2000 -
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Polyquaternium-2 62wt/% in H2O
SKU 89991380 · CAS 68555-36-2 · N/A · MW N/A -
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Polyvinylpyrrolidone (PVP) K25
SKU 90037614 · CAS 9003-39-8 · (C6H9NO)n · MW N/A -
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Polyvinylpyrrolidone K 90
SKU 90026222 · CAS 9003-39-8 · (C6H9NO)n · MW N/A -
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Polyvinylpyrrolidone K15 (Average MW: 10,000)
SKU 90018784 · CAS 9003-39-8 · (C6H9NO)n · MW N/A -
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Polyvinylpyrrolidone K30 (Average MW: 40,000)
SKU 31755815 · CAS 9003-39-8 · (C6H9NO)n · MW N/A -
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Potassium (poly)sulfide
SKU 90004115 · CAS 39365-88-3 · K2SO4/(K2Sx)2 · MW - -
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Potassium acetate - Pharma grade
SKU 90018486 · CAS 127-08-2 · CH3COOK · MW 98.14 -
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Potassium chromate
SKU 17408642 · CAS 7789-00-6 · K2CrO4 · MW 194.19 -
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Potassium ferrocyanide trihydrate
SKU 30870208 · CAS 14459-95-1 · K4[Fe(CN)6] · 3H2O · MW 422.39 -
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Potassium formate
SKU 55091400 · CAS 590-29-4 · HCOOK · MW 84.12 -
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Potassium hexacyanocobaltate (III)
SKU 31759507 · CAS 13963-58-1 · Co(CN)6K3 · MW 332.33 -
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Potassium hexafluorophosphate
SKU 85919382 · CAS 17084-13-8 · KPF6 · MW 184.06 -
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Potassium hexahydroxoantimonate (V)
SKU 90026308 · CAS 12208-13-8 · K[Sb(OH)6] · MW 262.90 -
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Potassium hydrogen phthalate
SKU 13173220 · CAS 877-24-7 · HOOCC6H4COOK · MW 204.22 -
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Potassium hydrogen phthalate standard - NIST-2185
SKU 90035050 · CAS 877-24-7 · HOOCC6H4COOK · MW 204.22 -
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Potassium metabisulfite
SKU 55202280 · CAS 16731-55-8 · K2S2O5 · MW 222.32 -
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Potassium nitrite (KNO2)
SKU 36161158 · CAS 7758-09-0 · KNO2 · MW 85.10 -
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Potassium Nitrite (low sodium content)
SKU 90034127 · CAS 7758-09-0 · KNO2 · MW 85.10 -
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Potassium oxalate monohydrate
SKU 35799175 · CAS 6487-48-5 · (COOK)2 · H2O · MW 166.2156 -
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Potassium permanganate
SKU 14839673 · CAS 7722-64-7 · KMnO4 · MW 158.03 -
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Potassium persulfate
SKU 64364130 · CAS 7727-21-1 · K2S2O8 · MW 270.32 -
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Potassium pyrophosphate
SKU 50220032 · CAS 7320-34-5 · K4P2O7 · MW 330.34 -
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Potassium selenocyanate
SKU 10245868 · CAS 3425-46-5 · KSeCN · MW 144.08
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.