Explore small molecules, screening libraries, and tool compounds for discovery research. Browse by target, pathway, or ligand family to quickly find inhibitors, agonists, and chemical probes, with searchable structure/CAS data and supporting documents (SDS/COA where available).
Targets & Pathways
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Ready-to-screen compound libraries and focused sets for hit discovery. Browse libraries by target class, pathway, scaffold, or application, and review size, format, and compound information to build screening panels.Customize Your Screening Library to choose compounds, format, and volume, and we’ll prepare a ready-to-use set for you.Customize Your Screening Library
Ligand families
24,638Navigate small molecules by ligand family or scaffold to build focused sets and explore structure–activity relationships. This category groups related chemotypes, helping you select analogs, fragments, and tool molecules for discovery research.
ADC-focused building blocks and tools to support antibody–drug conjugate research. Explore payloads, linkers, conjugation reagents, and related small-molecule components for designing and evaluating ADC constructs.
PROTAC
2,815PROTAC and targeted protein degradation tools for discovery research. Browse degrader-related ligands, linkers, and building blocks to assemble or screen PROTAC designs, with clear identifiers for efficient selection.
By Signaling Pathways
102,614Explore pathway-focused tool compounds to study and modulate key signaling cascades. Browse small molecules grouped by signaling pathway to support mechanism studies, phenotypic assays, and target validation, with clear identifiers for fast searching.
By Target (DTO)
19,694Find bioactive small molecules organized by protein target (DTO). Quickly locate tool compounds for specific targets and compare identifiers such as structure, CAS, and synonyms—plus supporting documents —to build screening and validation sets.
By Disease (DOID)
8,779Shop small molecules and tool compounds organized by disease area (DOID). Discover chemical probes, libraries, and related products mapped to therapeutic areas to help assemble compound sets for screening, pathway exploration, and model studies.
Products
- GMX177810mM in DMSO● In Stock — US Item #: G422439View ProductPricing & Pack Sizes
Technical Identifiers
- IUPAC Name
- 2-[6-(4-chlorophenoxy)hexyl]-1-cyano-3-pyridin-4-ylguanidine
- SMILES
- C1=CC(=CC=C1OCCCCCCN=C(NC#N)NC2=CC=NC=C2)Cl
- InChIKey
- BOIPLTNGIAPDBY-UHFFFAOYSA-N
- InChI
- 1S/C19H22ClN5O/c20-16-5-7-18(8-6-16)26-14-4-2-1-3-11-23-19(24-15-21)25-17-9-12-22-13-10-17/h5-10,12-13H,1-4,11,14H2,(H2,22,23,24,25)
- Synonyms
- A857604 | AKOS028109359 | N0607 | AS-71873 | 1-[6-(4-Chlorophenoxy)hexyl]-3-cyano-2-pyridin-4-ylguanidine | N-CYANO-N...
- GN 44028CAS: 1421448-26-1 Formula: C18N15N3O2 Molecular Weight: 305.33● In Stock — US Item #: G288045View ProductPricing & Pack Sizes
Technical Identifiers
- IUPAC Name
- N-(2,3-dihydro-1,4-benzodioxin-6-yl)-1,4-dihydroindeno[1,2-c]pyrazol-3-amine
- SMILES
- C1COC2=C(O1)C=CC(=C2)NC3=NNC4=C3CC5=CC=CC=C54
- InChIKey
- CGZKSZVSWAAUHE-UHFFFAOYSA-N
- InChI
- 1S/C18H15N3O2/c1-2-4-13-11(3-1)9-14-17(13)20-21-18(14)19-12-5-6-15-16(10-12)23-8-7-22-15/h1-6,10H,7-9H2,(H2,19,20,21)
- Synonyms
- N-(2,3-Dihydro-1,4-benzodioxin-6-yl)-1,4-dihydroindeno[1,2-c]pyrazol-3-amine | GN44028
- GGTI 298CAS: 1217457-86-7 Formula: C29H34F3N3O5S Molecular Weight: 593.6610mM in DMSO◐ .Made to order · 8–12 wks Item #: G420939View ProductPricing & Pack Sizes
Technical Identifiers
- IUPAC Name
- methyl (2S)-2-[[4-[[(2R)-2-amino-3-sulfanylpropyl]amino]-2-naphthalen-1-ylbenzoyl]amino]-4-methylpentanoate;2,2,2-trifluoroacetic acid
- SMILES
- CC(C)CC(C(=O)OC)NC(=O)C1=C(C=C(C=C1)NCC(CS)N)C2=CC=CC3=CC=CC=C32.C(=O)(C(F)(F)F)O
- InChIKey
- WALKWJPZELDSKT-UFABNHQSSA-N
- InChI
- show more
- Synonyms
- GGTI298 (Trifluoroacetate) | DTXSID70582025 | PLVGDGRBPMVYPB-FDUHJNRSSA-N | BG178516 | GGTI 298 TFA salt | Ggti 298 |...
- GHRP-2, Agonist of ghrelin receptorCAS: 158861-67-7 Formula: C45H55N9O6·xCH3COOH Molecular Weight: 817.99 (free base basis)Moligand™ ? Moligand™ — Aladdin's line of ligands and bioactive small molecules. Use for receptor, pathway, and binding studies needing defined small-molecule tools. 10mM in Water● In Stock — US Item #: G421899View ProductPricing & Pack Sizes
Technical Identifiers
- IUPAC Name
- show more
- SMILES
- CC(C(=O)NC(CC1=CC2=CC=CC=C2C=C1)C(=O)NC(C)C(=O)NC(CC3=CNC4=CC=CC=C43)C(=O)NC(CC5=CC=CC=C5)C(=O)NC(CCCCN)C(=O)N)N
- InChIKey
- HRNLPPBUBKMZMT-RDRUQFPZSA-N
- InChI
- show more
- Synonyms
- Pralmorelin|158861-67-7|GHRP-2|KP-102|Pralmorelin (free base)|Pralmorelin [INN]|D-Alanyl-3-(2-naphthalenyl)-D-alanyl-...
- GI-50594610mM in DMSO● In Stock — US Item #: G421218View ProductPricing & Pack Sizes
Technical Identifiers
- GNE-0877, Inhibitor of leucine rich repeat kinase 2CAS: 1374828-69-9 Formula: C14H16F3N7 Molecular Weight: 339.32Moligand™ ? Moligand™ — Aladdin's line of ligands and bioactive small molecules. Use for receptor, pathway, and binding studies needing defined small-molecule tools. 10mM in DMSO● In Stock — US Item #: G421424View ProductPricing & Pack Sizes
Technical Identifiers
- IUPAC Name
- 2-methyl-2-[3-methyl-4-[[4-(methylamino)-5-(trifluoromethyl)pyrimidin-2-yl]amino]pyrazol-1-yl]propanenitrile
- SMILES
- CC1=NN(C=C1NC2=NC=C(C(=N2)NC)C(F)(F)F)C(C)(C)C#N
- InChIKey
- ZPPUMAMZIMPJGP-UHFFFAOYSA-N
- InChI
- 1S/C14H16F3N7/c1-8-10(6-24(23-8)13(2,3)7-18)21-12-20-5-9(14(15,16)17)11(19-4)22-12/h5-6H,1-4H3,(H2,19,20,21,22)
- Synonyms
- GNE-0877|1374828-69-9|GNE0877|2-methyl-2-(3-methyl-4-((4-(methylamino)-5-(trifluoromethyl)pyrimidin-2-yl)amino)-1H-py...
- GNE-317CAS: 1394076-92-6 Formula: C19H22N6O3S Molecular Weight: 414.4810mM in DMSO● In Stock — US Item #: G421482View ProductPricing & Pack Sizes
Technical Identifiers
- IUPAC Name
- 5-[6-(3-methoxyoxetan-3-yl)-7-methyl-4-morpholin-4-ylthieno[3,2-d]pyrimidin-2-yl]pyrimidin-2-amine
- SMILES
- CC1=C(SC2=C1N=C(N=C2N3CCOCC3)C4=CN=C(N=C4)N)C5(COC5)OC
- InChIKey
- XOZLHJMDLKDZAL-UHFFFAOYSA-N
- InChI
- 1S/C19H22N6O3S/c1-11-13-14(29-15(11)19(26-2)9-28-10-19)17(25-3-5-27-6-4-25)24-16(23-13)12-7-21-18(20)22-8-12/h7-8H,3-6,9-10H2,1-2H3,(H2,20,21,22)
- Synonyms
- 5-(6-(3-methoxyoxetan-3-yl)-7-methyl-4-morpholinothieno[3,2-d]pyrimidin-2-yl)pyrimidin-2-amine
- GNE-317CAS: 1394076-92-6 Formula: C19H22N6O3S Molecular Weight: 414.48● In Stock — US Item #: G413834View ProductPricing & Pack Sizes
Technical Identifiers
- IUPAC Name
- 5-[6-(3-methoxyoxetan-3-yl)-7-methyl-4-morpholin-4-ylthieno[3,2-d]pyrimidin-2-yl]pyrimidin-2-amine
- SMILES
- CC1=C(SC2=C1N=C(N=C2N3CCOCC3)C4=CN=C(N=C4)N)C5(COC5)OC
- InChIKey
- XOZLHJMDLKDZAL-UHFFFAOYSA-N
- InChI
- 1S/C19H22N6O3S/c1-11-13-14(29-15(11)19(26-2)9-28-10-19)17(25-3-5-27-6-4-25)24-16(23-13)12-7-21-18(20)22-8-12/h7-8H,3-6,9-10H2,1-2H3,(H2,20,21,22)
- Synonyms
- 5-(6-(3-Methoxyoxetan-3-yl)-7-methyl-4-morpholinothieno[3,2-d]pyrimidin-2-yl)pyrimidin-2-amine | 5-[6-(3-Methoxy-3-ox...
- GNE-477CAS: 1032754-81-6 Formula: C21H28N8O3S2 Molecular Weight: 504.63● In Stock — US Item #: G413496View ProductPricing & Pack Sizes
Technical Identifiers
- IUPAC Name
- 5-[7-methyl-6-[(4-methylsulfonylpiperazin-1-yl)methyl]-4-morpholin-4-ylthieno[3,2-d]pyrimidin-2-yl]pyrimidin-2-amine
- SMILES
- CC1=C(SC2=C1N=C(N=C2N3CCOCC3)C4=CN=C(N=C4)N)CN5CCN(CC5)S(=O)(=O)C
- InChIKey
- AKKCGLXULFRAET-UHFFFAOYSA-N
- InChI
- show more
- Synonyms
- AKOS027420931 | 5-[7-methyl-6-[(4-methylsulfonylpiperazin-1-yl)methyl]-4-morpholin-4-ylthieno[3,2-d]pyrimidin-2-yl]py...
- GNE-477CAS: 1032754-81-6 Formula: C21H28N8O3S2 Molecular Weight: 504.6310mM in DMSO● In Stock — US Item #: G420412View ProductPricing & Pack Sizes
Technical Identifiers
- IUPAC Name
- 5-[7-methyl-6-[(4-methylsulfonylpiperazin-1-yl)methyl]-4-morpholin-4-ylthieno[3,2-d]pyrimidin-2-yl]pyrimidin-2-amine
- SMILES
- CC1=C(SC2=C1N=C(N=C2N3CCOCC3)C4=CN=C(N=C4)N)CN5CCN(CC5)S(=O)(=O)C
- InChIKey
- AKKCGLXULFRAET-UHFFFAOYSA-N
- InChI
- show more
- Synonyms
- AKOS027420931 | 5-[7-methyl-6-[(4-methylsulfonylpiperazin-1-yl)methyl]-4-morpholin-4-ylthieno[3,2-d]pyrimidin-2-yl]py...
- GDC-0349, Serine/threonine-protein kinase mTOR inhibitorCAS: 1207360-89-1 Formula: C24H32N6O3 Molecular Weight: 452.5510mM in DMSO● In Stock — US Item #: G407793View ProductPricing & Pack Sizes
Technical Identifiers
- Synonyms
- RG-7603 | Urea, N-ethyl-N'-[4-[5,6,7,8-tetrahydro-4-[(3S)-3-methyl-4-morpholinyl]-7-(3-oxetanyl)pyrido[3,4-d]pyrimidi...
- GDC-0575 (ARRY-575)CAS: 1196541-47-5 Formula: C16H20BrN5O Molecular Weight: 378.2710mM in DMSO● In Stock — US Item #: G408434View ProductPricing & Pack Sizes
Technical Identifiers
- Synonyms
- RG7741 | Cyclopropanecarboxamide, N-[4-[(3R)-3-amino-1-piperidinyl]-5-bromo-1H-pyrrolo[2,3-b]pyridin-�...












