Category · 1003 products
Bioactive Small Molecules
Bioactive small molecules are low molecular weight compounds that interact with biological targets to modulate cellular processes. They are widely used in drug discovery, medicinal chemistry, and biological research to study signaling pathways, enzyme activity, and disease mechanisms. Molekula stocks a range of bioactive small molecules 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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Sildenafil citrate
SKU 82714520 · CAS 171599-83-0 · C22H30N6O4S ·C6H8O7 · MW 666.70 -
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Sildenafil Citrate USP RS
SKU 90032706 · CAS 171599-83-0 · C22H30N6O4S ·C6H8O7 · MW 666.70 -
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Sildenafil Related Compound A USP RS
SKU 90032705 · CAS 1391053-95-4 · C23H32N6O4S · MW 488.60 -
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Silymarin
SKU 17270291 · CAS 22888-70-6 · C25H22O10 · MW 482.44 -
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Simvastatin
SKU 30226581 · CAS 79902-63-9 · C25H38O5 · MW 418.57 -
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Sisomicin sulfate
SKU 32099229 · CAS 53179-09-2 · 2C19H37N5O7 · 5H2O4S · MW 1,385.44 -
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Sitagliptin
SKU 18647862 · CAS 486460-32-6 · C16H15F6N5O · MW 407.31 -
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Sitagliptin phosphate monohydrate
SKU 33080645 · CAS 654671-77-9 · C16H15F6N5O · H3PO4 · H2O · MW 523.32 -
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Sodium propylparaben - reference standard
SKU 90034846 · CAS 35285-69-9 · C10H11NaO3 · MW 202.18 -
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Sofosbuvir
SKU 90037490 · CAS 1190307-88-0 · C22H29FN3O9P · MW 529.5 -
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Sorafenib
SKU 39307716 · CAS 284461-73-0 · C21H16ClF3N4O3 · MW 464.82 -
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Sparfloxacin
SKU 48237696 · CAS 110871-86-8 · C19H22F2N4O3 · MW 392.40 -
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Spectinomycin dihydrochloride Pentahydrate
SKU 31163730 · CAS 21736-83-4 · C14H24N2O7 · 2HCl · 5H2O · MW 495.35 -
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Spectinomycin sulfate tetrahydrate
SKU 90022082 · CAS 64058-48-6 · C14H26N2O11S · 4H2O · MW 502.49 -
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Spectinomycin sulfate tetrahydrate (NS)
SKU 46452114 · CAS 64058-48-6 · C14H26N2O11S · 4H2O · MW 502.49 -
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Spiramycin
SKU 26027233 · CAS 8025-81-8 · C43H74N2O14 · MW 843.05 -
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Spironolactone
SKU 49631028 · CAS 52-01-7 · C24H32O4S · MW 416.57 -
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Stanolone
SKU 51807085 · CAS 521-18-6 · C19H30O2 · MW 290.44 -
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Staurosporine, streptomyces staurosporeus
SKU 16881725 · CAS 62996-74-1 · C28H26N4O3 · MW 466.53 -
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Streptomycin sulfate
SKU 17865212 · CAS 3810-74-0 · C42H84N14O36S3 · MW 1457.39 -
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Streptozotocin
SKU 11074846 · CAS 18883-66-4 · C8H15N3O7 · MW 265.22 -
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Sulbactam acid
SKU 69388315 · CAS 68373-14-8 · C8H11NO5S · MW 233.24 -
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Sulbactam sodium salt
SKU 90004872 · CAS 69388-84-7 · C8H10NNaO5S · MW 255.22 -
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Sulfacetamide sodium salt
SKU 68760340 · CAS 6209-17-2 · C8H9N2NaO3S · H2O · MW 254.24
Frequently asked
What does Molekula stock in the Bioactive Small Molecules category?
Molekula stocks a range of Bioactive Small Molecules 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 Bioactive Small Molecules 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 Bioactive Small Molecules 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.