Terbequinil (SR-25776) is a potent orally active Gamma-aminobutyric acid A (GABAA) receptor inverse agonist. Terbequinil can be used for research on nervous system diseases.

Terazosin-md (compound TZ-md), a derivative of both Alfuzosin and Terazosin, is an orally active α1-adrenergic receptor antagonist. Terazosin-md has the functions of improving mitochondrial metabolism, degrading various pathological protein accumulations and improving the function of vascular endothelial cells. Terazosin-md shows effect in a mouse model with Alzheimer's disease. Terazosin-md can be used for research in Alzheimer's disease and related complications, and diseases associated with protein accumulation and metabolic disorders.

Tenivastatin calcium is a HMG-CoA reductase inhibitor. Tenivastatin calcium can reduce blood lipid level can be used for the research of hyperlipidemia.

Telomeric G4s ligand 2 is an orally active, selective ligand of telomeric G-quadruplex (G4), with an IC50 of 0.4 μM. Telomeric G4s ligand 2 binds to dimeric telomeric G4, inhibits the activities of DHX36 and BLM helicases. Telomeric G4s ligand 2 activates cGAS-STING and TERRA-ZBP1 pathways, inducing autophagy and G2/M cell cycle arrest, and exhibits antiproliferative effects across cancer cell lines. Telomeric G4s ligand 2 can be used for the study of colorectal cancer.

TEI-6122 is a 7-thiaprostaglandin E1 derivative. TEI-6122 can reduce urinary protein and suppressthe increase of blood urea nitrogen. TEI-6122 can inhibit monocyte chemoattractant protein-1 induced chemotaxis. TEI-6122 can be used for the research of inflammation, such as nephritis.

Teglicar chloride (ST1326 chloride) is an orally active, reversible, mixed-type, selective inhibitor of hepatic carnitine palmitoyltransferase I (L-CPT I), with an IC50 of 1.1 μM against rat L-CPT I. Teglicar chloride reduces serum glucose levels. Teglicar chloride exhibits antiketotic activity in normal fasted rats. Teglicar chloride can be used in research related to type 2 diabetes and ketoacidosis.

Tedisamil (KC-8857) dihydrochloride is an antiarrhythmic compound with important biological activities. Tedisamil dihydrochloride exhibits a significant slowing effect on heart rate, which is achieved by inhibiting the transient outward potassium current (I(to)) in the atrium. Tedisamil dihydrochloride inhibits multiple potassium currents, including IK, K(ATP), and PKA-activated chloride channels, thereby prolonging the cardiac action potential and QT interval, and increasing cardiac reentry. Tedisamil dihydrochloride has antiarrhythmic effects on ventricular arrhythmias and atrial flutter in animal models.

TEAD-IN-24 (Example 65) is a TEAD inhibitor. TEAD-IN-24 exhibits anti-cancer activity against non-small cell lung cancer.

TEAD-IN-23 (Compound 22) is an efficient pan-TEAD inhibitor with an IC50 of 10 nM. TEAD-IN-23 exhibits potent anti-proliferative activity in both NCI-H226 and MSTO-211H. TEAD-IN-23 causes complete tumor regression in the MSTO-211H xenograft tumor model. TEAD-IN-23 can be used for the study of mesothelioma and hepatocellular carcinoma.

TDG-IN-1 is an orally active, selective small-molecule inhibitor of thymine DNA glycosylase (TDG) with a Ka of 1.46 nM. TDG-IN-1 impairs the DNA-binding ability of TDG, induces downregulated expression of DHX9, accumulation of double-stranded RNA, and activation of the RIG-I/MDA5-MAVS pathway, while acting as a tumor suppressor, innate immune activator and immunostimulant. TDG-IN-1 inhibits the growth of p53-deficient tumor cells and xenograft tumors, and exerts a synthetic lethal effect with p53. TDG-IN-1 is applicable to the research of p53-deficient cancers.

TCO-amine hydrochloride is an alkyl chain-based PROTAC linker that can be used in the synthesis of PROTACs. TCO-amine hydrochloride is a click chemistry reagent, it contains a TCO group that can undergo an inverse electron demand Diels-Alder reaction (iEDDA) with molecules containing Tetrazine groups.

TCCNeu5Ac (compound H-56) is a high-affinity and selective trisaccharide glycan ligand for Siglec-1 (CD169). TCCNeu5Ac azide can be conjugated to lipids to selectively target cells expressing either murine or human CD169 in vitro, exhibiting in vivo targeting to CD169-positive macrophages. TCCNeu5Ac can be used for in vivo macrophage delivery.

TBC-4746 is a α4β1/α4β7 integrin antagonist. TBC-4746 can be used in the research of asthma and multiple sclerosis.

Tazolol is a specific β-adrenergic antagonist (IC50: 700 nM for (-) isoproterenol-elicited accumulation of cyclic AMP in rat cortical slices). Tazolol produces a significant and sustained increase in cardiac output and stroke volume. Tazolol can be used in the research of heart failure.

Tau ligand-2 is a tau aggregate ligand with a Ki value of 0.99 nM. Radiolabeled (18F) Tau ligand-2 serves as a PET tracer. Tau ligand-2 is applicable to research related to Alzheimer's disease.

Talsupram is a selective noradrenaline inhibitor that has a high affinity for the noradrenaline transporter. Talsupram exhibits anti-hyperalgesic effects. Talsupram can decrease ethanol intake to the levels prior to REM-induced deprivation in rat model.

Talampicillin (hydrochloride) is a ampicillin derivative. Talampicillin (hydrochloride) is a thiazolide carboxylic ester of ampicillin. Talampicillin (hydrochloride) can be studied in research on urinary infection.

Tagorizine is a 5-LOX inhibitor. Tagorizine can be used to study cerebral (or peripheral) blood vessel dilation.

Tafuramycin A, a Duocarmycin derivative, is a potent anticancer and parasite attenuating agent. Tafuramycin A can be used for triple-negative breast cancer (TNBC) and malaria infection research.

TACE-IN-1 is an orally active hydantoin-based tumor necrosis factor-α converting enzyme (TACE) inhibitor. TACE-IN-1 inhibits the production of TNF-α in human whole blood. TACE-IN-1 can be prepared as a stable neutral form. TACE-IN-1 can be used in anti-inflammatory research.

TA-0201 is a novel orally active, competitive, non-peptide endothelin receptor antagonist. TA-0201 antagonizes the specific binding of [125I]ET-1 to cloned human receptors of ETA and ETB with Ki values of 15 pM and 41 nM, respectively. TA-0201 inhibits the pressor response to the exogenous big ET-1.

T3SS-IN-6 is a thiazolidin-2-cyanamide derivative and type III secretion system (T3SS) inhibitor targeting Xanthomonas oryzae pv. oryzae (Xoo). T3SS-IN-6 exhibits no effect on Xoo growth. T3SS-IN-6 shows no measurable acute toxicity to silkworms and earthworms.

T133 is an orally active ATP-competitive mTOR inhibitor with an IC50 of 0.34 nM and a Ki of 0.17 nM. T133 suppresses phosphorylation of AKT, S6K1, and 4EBP1. T133 inhibits cancer cell proliferation and migration, induces apoptosis, cell cycle arrest, and autophagy. T133 exhibits dose-dependent antitumor efficacy in xenograft mouse models. T133 can be used for the research of cancer, such as gastric cancer and lung cancer.

SYK-1106 is a potent delta-opioid receptor (DOR) agonist with an EC50 of 89 pM and a Ki of 848 pM. SYK-1106 is selective for μ and κ opioid receptors, with Ki values of 9.54 nM and 2.45 nM, respectively. SYK-1106 induces dose-dependent antidepressant-like effects. SYK-1106 can be used for the research of depression.

SYAF080 is a human A₂B adenosine receptor (hA₂B AdoR) antagonist with a Ki of 23.6 nM and a KB of 25.2 nM. SYAF080no relevant inhibition of human CYP450 cytochromes. SYAF080 can be used for the research of inflammation, metabolic and cardiovascular disease.

SY-589 is an orally active DNA polymerase Polθ helicase domain inhibitor (IC50=2.29 nM) and DNA damage inducer. SY-589 inhibits the ATPase activity of the Polθ helicase domain and blocks the Polθ-mediated microhomology-mediated end joining (MMEJ) DNA repair pathway (IC50=0.85 nM). SY-589 also induces the accumulation of DNA double-strand breaks by increasing γ-H2AX levels. SY-589 exerts antiproliferative effects on BRCA2-deficient cells and is used in the research of HR-deficient tumors.

SUVN-507 is a 5-HT6 receptor antagonist. SUVN-507 can reverse cognitive impairments and enhance excitatory neural transmission while weakening inhibitory neural transmission. SUVN-507 can be used for the research of neurological disease, such as Alzheimer's disease.

Sumacetamol (SUR 2647) is the N-acetyl-DL-methionine ester of Paracetamol. Sumacetamol is orally active. Sumacetamol enhances the hepatic GSH synthesizing capacity in Bom:NMRI mice after experimental overdosage and offers protection of hepatic cell integrity, when combined with Paracetamol .

Sulofenur (LY186641) is an orally active anti-tumor agent. Sulofenur induces gene expression through calcium ion-dependent pathways and some protein kinase-independent pathways, and its effect is particularly enhanced in H-ras mutant cells. Sulofenur exhibits significant activity in mouse solid tumor models and human tumor xenograft models.

Sulfiflumin (compound I) is a thiazolidine acaricide. Sulfiflumin can be used as a plant protection agent.