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Inhibitors · Agonists · Pathway Modulators

Small Molecules for Precise Cell Control

202 cell-permeable small molecules for stem cell research, differentiation, oncology and neuroscience, with tunable, concentration-dependent effects.

High PurityLot-to-Lot ConsistencyResearch Use
Most Popular10 most requested
Y-27632 Dihydrochloride
CHIR 99021
SB 431542
A 83-01
DAPT
Dibutyryl-cAMP, sodium salt
Gastrin I
Phorbol 12-myristate 13-acetate (PMA)
Prostaglandin E2
Ionomycin Calcium Salt
Small MoleculesBio-Lead — Precision Biomanufacturing Ingredients
Why Small Molecules

Fine Control of Cellular Responses

Small molecules can be potent cell-permeable inhibitors of enzyme activity or protein-protein interactions. Their biological effects can be finely tuned by varying the concentration, and these effects are often reversible, allowing the inhibition target to be reactivated.

Cell Permeability

Rapid diffusion to intracellular targets

Small size allows them to diffuse rapidly across cell membranes to reach intracellular sites of action.

Reversibility

Reversible and metabolically stable

Effects are frequently reversible, and the compounds are orally active and metabolically stable.

Tunable Dosing

Concentration-dependent effects

Adjust the working concentration to set the strength of the response for your protocol.

Quality

High purity, lot-to-lot consistency

Consistent material from lot to lot supports reproducible results across experiments.

InhibitorsReceptor antagonists
AgonistsReceptor activators
PathwaysWNT · Hedgehog · ROCK · Retinoid
Product Range
PopularMost popularNewNewly added
Full Product List1–19 of 202
#Product NameCAS #Pack Sizes
1(+)-BAY-K-864498791-67-41mg, 5mg, 10mg, 25mg, 50mg, 100mg, 250mg
2(-)-Blebbistatin856925-71-81mg, 5mg, 50mg, 100mg, 250mg, 1g
3(Z)-4-Hydroxytamoxifen68047-06-35mg, 10mg, 25mg, 50mg, 100mg, 250mg
41-EBIO10045-45-110mg, 50mg, 250mg, 1g, 5g, 25g
51-Oleoyl Lysophosphatidic Acid (sodium salt)22556-62-31mg, 5mg, 10mg, 25mg
610058-F4403811-55-210mg, 50mg, 100mg, 250mg, 1g, 5g
711,12-EET123931-40-825ug, 100ug
82-NBDG186689-07-61mg, 5mg, 10mg, 25mg, 50mg, 100mg, 250mg
925-hydroxy Cholesterol2140-46-75mg, 10mg, 25mg, 50mg, 100mg, 250mg, 1g, 5g
102’3’-cGAMP1441190-66-4500ug, 1mg, 2mg, 5mg, 10mg, 25mg, 50mg
113-Deazaneplanocin A102052-95-91mg, 5mg, 10mg, 25mg, 50mg, 100mg
123-Methyladenine5142-23-450mg, 100mg, 250mg, 1g, 5g, 10g
134-Hydroxytamoxifen68392-35-810mg, 50mg, 100mg, 250mg, 1g, 5g
145-Azacytidine320-67-250mg, 250mg, 1g, 5g, 25g, 100g
158-Bromo-cAMP23583-48-425mg, 50mg, 100mg, 250mg, 1g, 5g
169-cis-Retinoic acid5300-03-81mg, 5mg, 10mg, 100mg, 250mg, 1g, 5g
17A 83-01Popular909910-43-610mg, 25mg, 50mg, 100mg, 250mg, 1g
18AG 1478153436-53-410mg, 25mg, 50mg
19AICAR2627-69-250mg, 100mg
Product Range
PopularMost popularNewNewly added
Full Product List20–37 of 202
#Product NameCAS #Pack Sizes
20ALK5 Inhibitor (RepSox)446859-33-25mg, 10mg, 50mg, 100mg, 250mg, 1g, 5g
21ALK5 Inhibitor (RepSox) hydrochlorideNew2319939-07-410mg, 25mg, 50mg, 100mg, 250mg, 1g, 5g
22All-Trans Retinoic Acid302-79-450mg, 1g, 5g, 10g, 25g, 100g, 500g, 1kg
23AM 580102121-60-810mg, 25mg, 50mg, 100mg, 250mg
24Arbidol Hydrochloride131707-23-810mg, 100mg
25AS 8351796-42-910mg, 25mg, 50mg
26ATP disodium salt987-65-55g, 10g, 25g, 50g, 100g, 500g, 1kg, 25kg
27Azithromycin83905-01-550mg, 250mg, 1g, 5g, 10g, 25g, 100g, 500g, 5kg
28BAY 11-708219542-67-710mg, 25mg, 50mg, 100mg, 250mg, 1g
29BI-D1870501437-28-11mg, 10mg, 25mg, 50mg, 100mg, 250mg, 1g
30BictegravirNew1611493-60-71mg, 10mg, 100mg, 250mg, 1g, 5g
31BIO667463-62-91mg, 5mg, 10mg, 25mg, 50mg, 100mg, 250mg, 1g
32BIRB 796 (Doramapimod)285983-48-45mg, 10mg, 25mg, 50mg, 100mg, 250mg, 1g, 5g
33BIX 012941808255-64-210mg, 50mg, 100mg, 250mg, 1g
34BMS 453166977-43-15mg, 10mg, 25mg, 50mg, 100mg
35bpV(HOpic)722494-26-05mg, 25mg
36BrdU59-14-3250mg, 1g, 5g, 10g, 25g, 100g, 500g
37Brefeldin A20350-15-65mg, 10mg, 25mg, 50mg, 100mg, 250mg, 1g
Product Range
PopularMost popularNewNewly added
Full Product List38–56 of 202
#Product NameCAS #Pack Sizes
38CA 074New134448-10-5500ug, 1mg, 5mg, 10mg, 25mg, 50mg, 100mg, 250mg
39Calcitriol32222-06-31mg, 2mg, 5mg, 10mg, 25mg, 50mg, 100mg, 250mg, 1g
40Calpeptin117591-20-51mg, 10mg, 50mg, 100mg, 250mg
41Camostat mesylate59721-29-810mg, 50mg, 100mg, 250mg, 1g, 5g, 10g
42cAMP60-92-4100mg, 250mg, 1g, 5g, 25g
43CaptoprilNew62571-86-21g, 5g, 25g, 100g, 500g
44Cardiogenol C hydrochloride671225-39-11mg, 10mg, 25mg, 100mg, 250mg
45CarfilzomibNew868540-17-45mg, 50mg, 100mg, 250mg, 1g
46CD 437125316-60-110mg, 25mg, 50mg, 100mg, 250mg, 1g
47Cdk4 Inhibitor546102-60-71mg, 5mg
48CH 223191301326-22-75mg, 10mg, 25mg, 50mg, 100mg, 250mg
49CHIR 98014556813-39-95mg, 10mg, 25mg, 50mg, 100mg, 250mg
50CHIR 99021Popular252917-06-91mg, 10mg, 50mg, 100mg, 250mg, 1g, 5g
51Chloroquine diphosphate50-63-55g, 10g, 25g, 50g, 100g, 250g, 500g, 1kg
52CHR 2797238750-77-11mg, 5mg, 10mg, 25mg, 50mg, 100mg, 250mg
53Ciclesonide126544-47-65mg, 50mg
54Clozapine N-oxide34233-69-710mg, 25mg
55CNQX115066-14-310mg, 50mg, 100mg
56Compound E209986-17-41mg, 5mg, 10mg, 25mg, 50mg, 100mg, 250mg
Product Range
PopularMost popularNewNewly added
Full Product List57–74 of 202
#Product NameCAS #Pack Sizes
57CUR-61414334998-36-61mg, 5mg, 10mg, 25mg, 50mg, 100mg
58Cyclic Pifithrin-Alpha Hydrobromide511296-88-110mg, 50mg, 100mg, 250mg
59Cyclopamine4449-51-81mg, 5mg, 10mg, 25mg, 50mg, 100mg, 250mg
60D-AP579055-68-81mg, 5mg, 10mg, 25mg, 50mg, 100mg, 250mg
61DAPI (Hydrochloride)28718-90-35mg, 25mg, 50mg, 100mg, 250mg, 1g, 5g
62DAPTPopular208255-80-51mg, 5mg, 10mg, 25mg, 50mg, 100mg, 250mg, 1g, 5g
63Daunorubicin hydrochlorideNew23541-50-610mg, 100mg, 250mg, 1g, 5g
64Dexamethasone50-02-2500mg, 5g
65Diazoxide364-98-7100mg, 250mg, 1g, 5g
66Dibutyryl-cAMP, sodium saltPopular16980-89-550mg, 100mg, 250mg, 1g, 5g
67DL-AP576326-31-310mg, 25mg, 50mg
68DMOG89464-63-11mg, 10mg, 50mg, 100mg, 250mg, 1g, 5g
69Docosahexaenoic acid (DHA)6217-54-5100mg, 250mg, 1g, 5g, 25g, 100g
70Dorsomorphin866405-64-31mg, 5mg, 10mg, 50mg, 100mg, 250mg, 1g, 5g
71Doxycycline hyclate24390-14-51g, 10g
72EC 23104561-41-35mg, 10mg, 25mg, 50mg
73EHNA hydrochloride58337-38-52mg, 5mg, 10mg, 25mg
74endo-IWR-11127442-82-31mg, 5mg, 10mg, 50mg, 100mg
Product Range
PopularMost popularNewNewly added
Full Product List75–94 of 202
#Product NameCAS #Pack Sizes
75Estradiol50-28-21g, 10g
76EX 52749843-98-35mg, 10mg, 25mg, 50mg, 100mg, 250mg, 1g
77FavipiravirNew259793-96-925mg, 50mg, 100mg, 250mg, 1g, 5g, 25g, 100g
78Filipin III480-49-91mg, 5mg
79Forskolin66575-29-910mg, 50mg, 100mg, 250mg, 1g, 5g
80FTY720162359-56-050mg, 100mg
81G-1881639-98-110mg, 25mg, 50mg, 100mg, 250mg, 1g
82G-151161002-05-61mg, 5mg, 10mg, 25mg, 50mg, 100mg, 250mg
83Garcinol78824-30-31mg, 5mg, 10mg, 25mg
84Gastrin IPopular10047-33-31mg
85Gatifloxacin112811-59-31g, 5g, 10g, 25g, 100g
86GDC-00681001264-89-65mg, 10mg, 25mg, 50mg, 100mg, 250mg
87Go 6983133053-19-71mg, 10mg, 50mg, 100mg, 250mg, 1g
88GSK9232951088965-37-05mg, 10mg, 25mg, 50mg
89GW 4064278779-30-91mg, 10mg, 50mg, 100mg, 250mg, 1g
90GW 966222978-25-210mg, 50mg, 250mg, 1g, 5g, 25g
91GW2580870483-87-75mg, 25mg, 100mg, 250mg, 1g
92H 89 dihydrochloride130964-39-510mg, 50mg, 100mg, 250mg, 1g
93HA-100 Dihydrochloride210297-47-55mg, 10mg, 25mg
94HPI-1599150-20-65mg, 10mg, 25mg, 50mg
Product Range
PopularMost popularNewNewly added
Full Product List95–112 of 202
#Product NameCAS #Pack Sizes
95Hydroxychloroquine sulfate747-36-450mg, 100mg, 250mg, 1g, 5g, 10g, 25g, 100g, 500g
96Hydroxyurea127-07-110g, 25g, 50g, 100g, 500g, 1kg
97IBMX28822-58-450mg, 100mg, 250mg, 1g, 5g
98ID-8147591-46-610mg, 25mg, 50mg
99IDE11160927-48-91mg, 10mg, 25mg, 50mg, 100mg
100IDE21136466-93-71mg, 10mg
101Imatinib Mesylate220127-57-125mg, 100mg
102Ionomycin Calcium SaltPopular56092-82-11mg, 10mg
103IQ-1331001-62-810mg, 50mg, 100mg, 250mg
104IWP-2686770-61-61mg, 5mg, 10mg, 25mg, 50mg, 100mg, 250mg
105IWP-3687561-60-01mg, 5mg, 10mg, 25mg, 50mg
106IWP-4686772-17-81mg, 10mg, 25mg, 50mg, 100mg, 250mg
107JAK Inhibitor I457081-03-71mg, 2mg, 5mg, 10mg, 25mg, 50mg, 100mg, 250mg
108Jasplakinolide102396-24-750ug, 100ug, 1mg
109JNJ-10198409627518-40-55mg, 10mg, 25mg, 50mg
110Kainic Acid Monohydrate58002-62-35mg, 10mg, 50mg
111Kartogenin4727-31-510mg, 25mg, 50mg, 100mg, 250mg, 1g
112Kenpaullone142273-20-91mg, 10mg, 50mg, 100mg, 250mg
Product Range
PopularMost popularNewNewly added
Full Product List113–130 of 202
#Product NameCAS #Pack Sizes
113KRN 7000158021-47-7250ug, 1mg, 5mg, 10mg
114KY021111118807-13-810mg, 50mg, 100mg, 250mg, 1g, 5g
115L-161,982147776-06-51mg, 5mg, 10mg, 25mg
116L-755,507159182-43-110mg, 50mg
117L-Ascorbic Acid50-81-7100g, 250g, 500g, 1kg
118LDN1931891062368-24-41mg, 10mg
119LDN193189 Hydrochloride1062368-62-05mg, 25mg
120LGK9741243244-14-51mg, 2mg, 5mg, 10mg, 25mg, 50mg, 100mg, 250mg
121Lipoxin A489663-86-525ug, 100ug
122Losartan potassiumNew124750-99-850mg, 500mg, 1g, 25g, 100g
123Lovastatin75330-75-510mg, 50mg, 100mg, 5g, 25g, 100g, 500g, 1kg
124LY-364947396129-53-65mg, 10mg, 50mg, 100mg, 250mg, 1g, 5g
125LY-411575209984-57-61mg, 5mg, 25mg, 50mg, 100mg, 250mg
126LY2157299700874-72-25mg, 25mg, 50mg, 100mg, 250mg, 1g, 5g
127LY294002154447-36-65mg, 10mg, 25mg, 50mg, 100mg, 250mg
128Metformin hydrochloride1115-70-41g, 5g, 10g, 25g, 100g, 500g, 1kg
129MK 886 sodium salt118427-55-75mg, 25mg
130MK-2206 dihydrochloride1032350-13-25mg, 10mg, 25mg, 100mg, 250mg, 1g, 5g
Product Range
PopularMost popularNewNewly added
Full Product List131–148 of 202
#Product NameCAS #Pack Sizes
131Monensin sodium salt22373-78-01g, 10g
132N-acetyl-L-Cysteine616-91-15g, 10g, 25g, 100g, 500g, 1kg, 25kg
133N-Dodecanoyl-L-homoserine lactone137173-46-75mg, 25mg, 50mg, 100mg, 250mg, 1g
134NBQX disodium salt479347-86-95mg, 10mg, 25mg, 50mg
135Nelfinavir mesylate159989-65-81mg, 5mg, 10mg, 50mg, 250mg
136Nicotinamide98-92-050mg, 100mg, 100g, 500g, 1kg, 25kg
137Nocodazole31430-18-910mg, 25mg, 50mg, 100mg, 250mg, 1g, 5g
138NS-398123653-11-21mg, 5mg, 10mg, 25mg, 50mg, 100mg, 250mg, 1g
139NU 7441503468-95-910mg, 25mg, 50mg, 100mg, 250mg, 1g
140OAC-1300586-90-710mg, 25mg, 50mg, 100mg, 250mg, 1g
141OAC-26019-39-210mg, 50mg
142PD 0325901391210-10-95mg, 10mg, 25mg, 100mg, 250mg, 1g, 5g
143PD 173074219580-11-71mg, 2mg, 5mg, 10mg, 25mg, 50mg, 100mg, 250mg
144PD 98059167869-21-810mg, 50mg, 100mg, 250mg, 1g
145Phorbol 12-myristate 13-acetate (PMA)Popular16561-29-81mg, 5mg, 10mg, 25mg, 50mg, 100mg, 250mg, 1g
146Pifithrin-mu64984-31-210mg, 25mg, 50mg, 100mg, 250mg, 1g
147Pluripotin839707-37-81mg, 5mg, 10mg, 25mg, 50mg
148PluriSln 191396-88-210mg, 50mg, 100mg, 250mg, 1g
Product Range
PopularMost popularNewNewly added
Full Product List149–166 of 202
#Product NameCAS #Pack Sizes
149Ponasterone A13408-56-55mg, 25mg
150Prostaglandin D241598-07-61mg, 10mg
151Prostaglandin E2Popular363-24-610mg, 50mg
152Purmorphamine483367-10-81mg, 5mg, 10mg, 50mg, 100mg, 250mg, 1g
153Puromycin dihydrochloride58-58-250mg, 100mg, 250mg, 500mg, 1g
154Pyrintegrin1228445-38-21mg, 10mg, 50mg, 100mg, 250mg
155Q-VD-OPH1135695-98-51mg, 5mg, 25mg, 50mg, 100mg, 250mg, 1g
156Raloxifene hydrochloride82640-04-850mg, 250mg
157Rapamycin53123-88-91mg, 10mg, 100mg, 250mg, 1g, 5g, 25g
158Remdesivir1809249-37-35mg, 10mg, 250mg, 1g, 5g, 25g, 100g
159Resveratrol501-36-0100mg, 500mg, 5g, 10g, 25g, 100g, 500g, 1kg
160Reversine656820-32-51mg, 5mg, 10mg, 25mg, 50mg, 100mg, 250mg, 1g, 5g
161RG10848208-26-010mg, 50mg, 100mg, 250mg, 1g, 5g
162RibavirinNew36791-04-5250mg, 1g, 5g, 10g, 25g, 100g, 500g, 1kg
163Rolipram61413-54-510mg, 25mg
164Roscovitine186692-46-61mg, 5mg, 10mg, 50mg, 100mg, 250mg, 1g
165Rosiglitazone122320-73-410mg, 50mg, 1g, 5g, 25g
166RS-1312756-74-410mg, 50mg, 100mg
Product Range
PopularMost popularNewNewly added
Full Product List167–185 of 202
#Product NameCAS #Pack Sizes
167Ruxolitinib941678-49-55mg, 25mg, 50mg, 100mg, 250mg, 1g, 5g
168SAG912545-86-91mg, 5mg, 10mg, 25mg, 50mg, 100mg, 250mg
169SAHA149647-78-9250mg, 1g, 5g, 25g
170SB 202190152121-30-71mg, 5mg, 10mg, 25mg, 50mg, 100mg, 250mg, 1g
171SB 203580152121-47-65mg, 50mg, 100mg, 250mg, 1g
172SB 203580 hydrochloride869185-85-310mg, 25mg, 100mg, 250mg, 1g
173SB 216763280744-09-410mg, 50mg, 100mg, 250mg, 1g
174SB 431542Popular301836-41-91mg, 10mg, 50mg, 100mg, 250mg, 1g
175SB 525334356559-20-110mg, 50mg, 100mg, 250mg, 1g
176SCR7 pyrazine14892-97-810mg, 25mg, 50mg, 100mg, 250mg, 1g
177Shz 1326886-05-910mg, 50mg, 100mg
178Sinomenine hydrochloride6080-33-750mg, 500mg
179Sodium Butyrate156-54-71g, 5g, 25g, 50g, 100g, 250g, 500g, 1kg
180SP 600125129-56-610mg, 50mg, 100mg, 250mg, 1g, 5g
181SR 95531 Hydrobromide104104-50-910mg, 50mg, 100mg, 250mg
182Stauprimide154589-96-5500ug, 5mg
183StemRegenin 1 (SR1)1227633-49-91mg, 10mg, 25mg, 50mg, 100mg, 250mg
184SU 16f251356-45-35mg, 10mg
185SU 5402215543-92-31mg, 5mg, 10mg, 25mg, 50mg, 100mg, 250mg
Product Range
PopularMost popularNewNewly added
Full Product List186–202 of 202
#Product NameCAS #Pack Sizes
186SU5416204005-46-910mg, 50mg, 100mg, 250mg, 1g
187T 0901317293754-55-95mg, 10mg, 50mg, 100mg, 250mg, 1g, 5g
188Tamoxifen10540-29-1500mg, 5g
189Thiazovivin1226056-71-81mg, 10mg, 100mg, 250mg, 1g
190Tranylcypromine hydrochloride1986-47-6100mg, 250mg, 1g, 5g, 25g
191Trichostatin A58880-19-61mg, 5mg, 10mg, 25mg, 50mg, 100mg, 250mg
192TroloxNew53188-07-1250mg, 1g, 5g, 25g, 100g, 500g, 5kg
193TTNPB71441-28-61mg, 10mg, 50mg, 100mg, 250mg, 1g
194TWS 119601514-19-610mg, 25mg, 50mg, 100mg, 250mg
195U0126109511-58-25mg, 10mg, 25mg, 50mg, 100mg, 250mg
196Valproic acid sodium salt1069-66-55g, 25g, 100g, 500g
197Verapamil hydrochloride152-11-41g, 5g, 10g, 25g, 100g
198Wnt-C591243243-89-110mg, 25mg, 50mg, 100mg, 250mg
199XAV939284028-89-310mg, 25mg, 50mg, 100mg, 250mg
200Y-27632 DihydrochloridePopular129830-38-21mg, 10mg, 25mg, 50mg, 100mg, 250mg, 1g, 5g
201Zebularine3690-10-61mg, 10mg, 50mg, 100mg, 250mg, 1g, 5g, 10g
202Zidovudine30516-87-1100mg, 1g, 5g
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