IAA-94 is an indanyloxyacetic acid blocker of epithelial chloride channels.

IACS-10759 is a potent inhibitor of complex I of oxidative phosphorylation (OXPHOS).

IACS-4759 potent, selective aminopyrimidine MTH1 (MutT homolog 1) inhibitor with IC50 of 0.2 nM.

IACS-4759 potent, selective aminopyrimidine MTH1 (MutT homolog 1) inhibitor with IC50 of 0.6 nM.

IACS-7e is a potent TRIM24 bromodomain inhibitor with IC50 of 217.8 nM (TRIM24 ligand displacement)..

IACS-9571 is a potent, selective dual TRIM24-BRPF1 bromodomain inhibitor with Kd of 31 and 14 nM, respectively.

IAXO-102 is a novel selective TLR4 antagonist, negatively regulates non-hematopoietic TLR4 signalling and inhibits experimental AAA development.

IBET151-VHL-PROTAC is a novel PROTAC..

Ibiglustat (succinate) is a selective inhibitor of glucosylceramide synthase.

IB-MECA is a potent and selective A3 adenosine receptor agonist (Ki values are 1.1, 54 and 56 nM for A3, A1 and A2A receptors respectively).

IBR2 is a novel small molecule RAD51 inhibitor that specifically binds to RAD51 and disrupts the BRC repeats of BRCA2/RAD51 interaction with IC50 of 0.11 uM.

IBS003031 (IBS-003031) is a novel chemical Yes-associated protein 1 (YAP1) activator, up-regulates H2B-mCherry expression at 1 and 3 uM in mCherry signal based reporter assays.

Ibufenac is an analog of the NSAID ibuprofen that inhibits COX-1 and -2 activity with IC50 values of 17.4 and 13.1 µM, respectively.

Ibulocydine is the prodrug of CDK inhibitor BMK-Y101, inhibits CDK7 and CDK9 with IC50 of 530 nM and 85 nM in kinase assays, respectively.

IC 86621 is a potent DNA-PK inhibitor with IC50 of 135 nM, also inhibits p110β (IC50=135 nM), less potent for p110α/γ/δ (IC50=880-1,400 nM).

IC 87361 is a potent and selective DNA-PK inhibitor with IC50 of 34 nM, shows >50-fold selectivity over p110β.

IC-9564 (AIDS033640) is a betulinic acid derivative and potent HIV entry inhibitor that blocks HIV-1 envelope-mediated membrane fusion with IC90 of 0.22 uM for NL4-3 strain.

ICA-1(ICA-1T)is a potent, specific inhibitor of Protein Kinase C-iota (PKC-ι) with IC50 of 0.1 uM, does not inhibit PKC-ζ, the closely related atypical PKC family member.

ICA135 (ICA-135, ICA 135) is a broad-spectrum inhibitor against human enteroviruses that inhibits Coxsackievirus A10 (CV-A10) replication in RD cells with IC50 of 1.446 uM.

ICI-118,551 is a selective beta-2 (β2) adrenergic receptor antagonist.ICI binds to the β2 subtype with at least 100 times greater affinity than β1 or β3, the two other known subtypes of the beta adrenoceptor.

Icotinib(BPI-2009) is a potent and specific epidermal growth factor receptor (EGFR) tyrosine kinase inhibitor (TKI) with an IC(50) of 5 nM, including it's mutants of EGFR(L858R), EGFR(L861Q), EGFR(T790M) and EGFR(T790M, L858R).

iCRT-5 is a selective, cell-permeable β-catenin responsive transcription (CRT) inhibitor with IC50 of 18 nM.