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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Oxalyl chloride, 2.0M in dichloromethane
SKU 90026439 · CAS 79-37-8 · C2Cl2O2 · MW 126.93 -
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Oxybenzone
SKU 11514585 · CAS 131-57-7 · HOC6H3(OCH3)COC6H5 · MW 228.24 -
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p-Anisaldehyde (4-Methoxybenzaldehyde)
SKU 51572749 · CAS 123-11-5 · CH3OC6H4CHO · MW 136.15 -
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p-Anisic acid
SKU 13899923 · CAS 100-09-4 · CH3OC6H4COOH · MW 152.15 -
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p-Anisidine
SKU 35286333 · CAS 104-94-9 · 4-(CH3O)C6H4NH2 · MW 123.15 -
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p-Arsanilic acid
SKU 31968396 · CAS 98-50-0 · C6H8AsNO3 · MW 217.05 -
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p-Benzoquinone
SKU 34818722 · CAS 106-51-4 · C6H4O2 · MW 108.09 -
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p-Chloro-m-cresol
SKU 90023108 · CAS 59-50-7 · ClC6H3(CH3)OH · MW 142.58 -
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p-Chloro-m-cresol - Pharma grade
SKU 90033268 · CAS 59-50-7 · ClC6H3(CH3)OH · MW 142.58 -
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p-Methoxyphenylthionophosphine sulfide dimer (Lawesson reagent)
SKU 22094355 · CAS 19172-47-5 · C14H14O2P2S4 · MW 404.47 -
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p-Phenetidine
SKU 30977876 · CAS 156-43-4 · C2H5OC6H4NH2 · MW 137.18 -
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p-Phenylenediamine
SKU 80820412 · CAS 106-50-3 · C6H4(NH2)2 · MW 108.14 -
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p-Tolualdehyde
SKU 90031967 · CAS 104-87-0 · CH3C6H4CHO · MW 120.15 -
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p-Toluenesulfonic acid
SKU 90018846 · CAS 104-15-4 · CH3C6H4SO3H · MW 172.20 -
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p-Toluenesulfonic acid monohydrate
SKU 22682449 · CAS 6192-52-5 · CH3C6H4SO3H · H2O · MW 190.22 -
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p-Toluenesulfonyl chloride
SKU 79234573 · CAS 98-59-9 · (CH3)C6H4SO2Cl · MW 190.65 -
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p-Toluidine
SKU 89966756 · CAS 106-49-0 · C6H4CH3NH2 · MW 107.1531 -
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Palatinitol
SKU 28517137 · CAS 64519-82-0 · C12H24O11 · MW 344.31 -
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Palmitic acid extra pure
SKU 67058988 · CAS 57-10-3 · CH3(CH2)14COOH · MW 256.42 -
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Palmitoyl chloride
SKU 89967256 · CAS 112-67-4 · CH3(CH2)14COCl · MW 274.87 -
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Pamoic acid disodium salt
SKU 54729581 · CAS 6640-22-8 · C23H14O6Na2 · MW 432.33 -
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Paracetamol impurity J CRS - EP
SKU 90033113 · CAS 539-03-7 · C8H8ClNO · MW 169.61 -
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Paraffin (Crystalline)
SKU 90030699 · CAS 8002-74-2 · C90H186 · MW 436.84 -
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Paraffin wax
SKU 90027595 · CAS 8002-74-2 · C90H186 · MW 436.84
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.