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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4-Fluoro-2-methoxybenzeneboronic acid
SKU 90032220 · CAS 179899-07-1 · FC6H3(OCH3)B(OH)2 · MW 169.95 -
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4-Fluoroacetophenone
SKU 46401657 · CAS 403-42-9 · FC6H4COCH3 · MW 138.14 -
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4-Fluoroaniline
SKU 90034065 · CAS 371-40-4 · FC6H4NH2 · MW 111.12 -
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4-Fluorobenzaldehyde
SKU 17459724 · CAS 459-57-4 · FC6H4CHO · MW 124.11 -
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4-Fluoroindole
SKU 39257867 · CAS 387-43-9 · C8H6FN · MW 135.14 -
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4-Formylimidazole (4(5)-Imidazolecarboxaldehyde)
SKU 36067315 · CAS 3034-50-2 · C4H4N2O · MW 96.09 -
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4-Hexylresorcinol
SKU 90027693 · CAS 136-77-6 · C12H18O2 · MW 194.27 -
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4-Hydrazinobenzoic acid
SKU 13488749 · CAS 619-67-0 · C6H4(COOH)NHNH2 · MW 152.15 -
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4-Hydrazinylbenzenesulfonamide hydrochlorine
SKU 90038103 · CAS 17852‑52‑7 · C6H10ClN3O2S · MW 223.68 -
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4-Hydroxy tempo (4-Hydroxy-2,2,6,6-tetramethyl-piperidinooxy, free radical)
SKU 73749999 · CAS 2226-96-2 · C9H18NO2 · MW 172.24 -
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4-Hydroxy-2-methylbenzenesulfonic acid hydrate
SKU 90034807 · CAS 7134-05-6 · CH3C6H3(OH)SO3H . H2O · MW 188.20 -
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4-Hydroxy-3-methoxybenzyl alcohol (Vanillyl alcohol)
SKU 63880340 · CAS 98-00-0 · C5H6O2 · MW 98.10 -
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4-Hydroxy-3-methoxycinnamic acid (Ferulic acid)
SKU 34070271 · CAS 1135-24-6 · HOC6H3(OCH3)CHCHCOOH · MW 194.184 -
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4-Hydroxy-4-methylpentan-2-one
SKU 90027626 · CAS 123-42-2 · (CH3)2C(OH)CH2COCH3 · MW 116.16 -
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4-Hydroxyacetophenone
SKU 48703044 · CAS 99-93-4 · HOC6H4COCH3 · MW 136.15 -
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4-Hydroxybenzaldehyde
SKU 10174308 · CAS 123-08-0 · HOC6H4CHO · MW 122.12 -
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4-Hydroxybenzoic acid
SKU 34099106 · CAS 99-96-7 · HOC6H4CO2H · MW 138.12 -
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4-Hydroxybenzyl alcohol
SKU 32349776 · CAS 623-05-2 · C7H8O2 · MW 124.14 -
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4-Hydroxybiphenyl (4-Phenylphenol)
SKU 35939801 · CAS 92-69-3 · C6H5C6H4OH · MW 170.21 -
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4-Hydroxybutyl acrylate
SKU 89996418 · CAS 2478-10-6 · H2C=CHCO2(CH2)4OH · MW 144.17 -
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4-Hydroxycinnamic Acid
SKU 89992050 · CAS 7400-08-0 · C9H8O3 · MW 164.16 -
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4-Hydroxycinnamic acid
SKU 86815064 · CAS 501-98-4 · HOC6H4CH=CHCO2H · MW 164.16 -
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4-Hydroxydiphenylamine
SKU 89968043 · CAS 122-37-2 · C6H5N(H)C6H4OH · MW 185.23 -
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4-Hydroxydiphenylamine 97%
SKU 90036440 · CAS 122-37-2 · C6H5N(H)C6H4OH · MW 185.23
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.