mPEG-DLG (MW 2000) is a PEG-based lipid that can be used to formulate lipid nanoparticles for drug delivery.

Montanastatin is an antitumor agent that can be isolated from the terrestrial actinomycete Streptomyces anulatus. Montanastatin inhibits the growth of various cancer cells. Montanastatin can be used in research related to lymphocytic leukemia, ovarian cancer, brain cancer, renal cancer, lung cancer, colon cancer and melanoma.

MLL1-IN-1 is an orally active MLL1 inhibitor with an IC50 of 0.043 μM. MLL1-IN-1 induces Menin protein degradation and inhibits the proliferation of leukemia cells. MLL1-IN-1 can induce tumor regression in leukemia-bearing mice. MLL1-IN-1 is useful for research into MLL1-associated leukemia.

ML279 is a potent scavenger receptor, class B, type I (SR-BI) inhibitor. ML279 can inhibit SR-BI-mediated lipid uptake by stabilizing the binding of HDL to SR-BI (EC50 = 0.27 μM). ML279 can be used for the researches of infection and cardiovascular disease, such as atherosclerosis and HCV infection.

MKK7-JNK activator 1 (Compound 10) is a MKK7-JNK pathway activator. MKK7-JNK activator 1 effectively inhibits the proliferation and migration of MDA-MB-468 cells, induces G2/M phase arrest and caspase -dependent apoptosis (independent of ROS production). MKK7-JNK activator 1 significantly increases the levels of p-MKK7 and p-JNK, but does not affect p-ERK or p-p38. MKK7-JNK activator 1 can be used for the study of triple-negative breast cancer (TNBC).

MK-7762 is an orally active xazolidinone compound with antitubercular activity. MK-7762 inhibits MAO-B and mammalian mitochondrial protein synthesis. MK-7762 reduces lung bacterial burden in BALB/c mouse models of acute and chronic tuberculosis infection, penetrates caseous necrotic lung lesions in C3HeB/FeJ mice, and maintains concentrations above unbound MIC in lesion compartments. MK-7762 can be used for the research of tuberculosis.

mGluR7 antagonist-2 (compound 1) is a potent and selective metabotropic glutamate receptor 7 (mGluR7) allosteric antagonist (IC50 = 20 nM). mGluR7 antagonist-2 shows high selectivity over other mGluRs (mGluR1/2/3/4/5/6/8).

Methyl threo-12,13-dihydroxy-9(Z)-octadecenoate is a lipid.

Methyl linolenate-13C17 is an isotope-labeled fatty acid ester.

Methyl 3-chlorobicyclo[1.1.1]pentane-1-carboxylate is a PROTAC linker that can be used in the synthesis of PROTACs.

Mer/c-Met-IN-1 is a potent Mer/c-met dual inhibitor with IC50 values of 1 and 19 nM. Mer/c-Met-IN-1 can inhibit cancer cells proliferation, migration and induce apoptosis. Mer/c-Met-IN-1 can be used for the research of cancer, such as colon cancer.

Meglitinide is an ATP-sensitive potassium (KATP) channel inhibitor. Meglitinide exhibits IC50 values of 0.26 μM, 0.53 μM and 1.6 μM against KATP channels containing SUR1, SUR2A and SUR2B, respectively, with a Kd value of 7 μM for both SUR1 and SUR2A, and a Kd value of 8 μM for SUR2B. Meglitinide binds to the SUR1, SUR2A and SUR2B subunits with high affinity to close KATP channels, acting on a binding site shared by all SUR subtypes, and its interaction with SUR1 carrying the S1237Y mutation remains unchanged. Meglitinide is applicable to research related to type 2 diabetes.

MCULE-3064932370 is a covalent and allosteric SUMO E1 (heterodimer of Aos1 and Uba2) inhibitor with IC50 values ranging from 16.66 μM to 2.96 μM. MCULE-3064932370 inhibits SUMOylation of Uba2. MCULE-3064932370 has anti-cancer activity against breast cancer.

M2WJ332 is an inhibitor of the M2 proton channel of the influenza A virus M2S31N mutant M2. M2WJ332 potently inhibits the influenza A virus A/M2-S31N proton channel in Xenopus laevis oocytes, with an IC50 of 16 μM. M2WJ332 completely inhibits plaque formation by the influenza A virus carrying the M2S31N mutant. M2WJ332 is applicable to research related to influenza A virus infection.

LY580276 is an ATP-competitive ALK5 inhibitor with an IC50 of 175 nM. LY580276 inhibits transforming growth factor-β-induced epithelial-mesenchymal transition. LY580276 can be used for cancer research.

LY-326188 is a HIV-1 protease inhibitor, with an IC50 of 0.42 nM. LY326188 exhibits potent protection of HIV-1 infected cells.

LY164846 is an orally active cephalosporin. LY164846 is highly sensitive to Haemophilus influenzae (including Ampicillin-resistant strains) and Moraxella catarrhalis (with MIC90 ≤ 4 μg/mL). LY164846 is generally sensitive to Methicillin-resistant Staphylococcus aureus and Streptococcus (except Enterococcus) (with MIC90: 0.25 - 8 μg/mL), and moderately sensitive to anaerobic bacteria. LY164846 has MBC/MIC ratio to Haemophilus influenzae of ≤ 2, showing bactericidal activity. LY164846 can be used for research on respiratory and skin infections.

LTK-14A, a derivative of Garcinol, is a selective histone butyrylation inhibitor. LTK-14A does not affect acetylation. LTK-14A significantly inhibits the butyrylation of H4K5 and downregulated the expression of proadipogenic genes, thus culminating in abolished adipogenesis. LTK-14A can be used for the study of obesity.

LTD4 antagonist 3 (FK011 hydrochloride) is a LTD4 antagonist. LTD4 antagonist 3 has agonistic activity for PPAR-γ, with a fold-increase of 1.50 at 1 μM and 2.35 at 10 μM. LTD4 antagonist 3 can be used of development of non-steroidal anti-inflammatory drugs (NSAIDs).

LT-104A is a potent PDE4 inhibitor that elevates intracellular cAMP levels (EC50 = 1.9 μM) and inhibits PDE4D3 activity (IC50 = 9.3 μM). LT-104A activates the cAMP-PKA-CREB anti-inflammatory signaling pathway and suppresses NF-κB-related gene expression (Il1b and Nos2). LT-104A can be used for inflammation-related disease research.

LSD1-IN-41 (compound 7) is a potent and selective LSD1 inhibitor. LSD1-IN-41 can be used for diffuse intrinsic pontine glioma (DIPG) research when combined with HDAC inhibitors.

LPA1 receptor antagonist-7 is a LPA1 antagonist. LPA1 receptor antagonist-7 blocks downstream signaling pathways mediated by LPA1. LPA1 receptor antagonist-7 inhibits LPA-induced migration and invasion of cancer cells. LPA1 receptor antagonist-7 can be used for the research of triple-negative breast cancer.

LP-911888 is an orally active ACSL5/ACSL1 inhibitor, with IC50 values of 1 nM and 3 nM against mouse and human ACSL5, and IC50 values of 2 nM and 9 nM against mouse and human ACSL1, respectively. LP-911888 inhibits intestinal triglyceride uptake; it also reduces body weight and food consumption in diet-induced obese mice, and delays gastric emptying by activating the ileal brake pathway. LP-911888 can be used in studies of diet-induced obesity.

Lirexapride is a 5-HT4/Dopamine D2 receptor agonist. Lirexapride stimulants gastrointestinal motor. Lirexapride can be used for research on digestive system disorders.

LGF308 is a PROTAC degrader of BRD4 that exhibits selective cytotoxicity toward cancer cells over normal cells. LGF308 mediates the formation of a ternary complex between BRD4 and DCAF11 to achieve BRD4 degradation. LGF308 induces tumor cell apoptosis by upregulating apoptosis-related proteins. LGF308 inhibits tumor cell proliferation and migration in breast cancer and triple-negative breast cancer cell lines. LGF308 can be used for the research of breast cancer.

Levomequitazine (Compound V0114) ((S)-Mequitazine), the levorotatory enantiomer of Mequitazine, is an orally active, inverse H4 receptor agonist (IC50s: 94 nM (hM2), 17 nM (hM3)). Levomequitazine strongly binds to human histamine H4 receptor. Levomequitazine antagonizes the activating action induced by histamine on H4 receptor. Levomequitazine induces a powerful and statistically significant anti-inflammatory effect. Levomequitazine can be used for research on inflammatory diseases.

Lenalidomide-CO-C7-NH2 is a CRBN-dependent intermediate of BET PROTAC degrader. Consisting of the E3 ubiquitin ligase ligand Lenalidomide conjugated with a PROTAC linker, Lenalidomide-CO-C7-NH2 induces the specific degradation of the oncoprotein BRD4. By depleting BRD4, Lenalidomide-CO-C7-NH2 effectively inhibits cancer cell proliferation, induces cell cycle arrest and promotes apoptosis, thereby exhibiting significant anti-tumor activity in xenograft models. Lenalidomide-CO-C7-NH2 serves as an important tool molecule for the study of acute myeloid leukemia.

LDLRAP1-IN-1 (Compound B19) is a LDLRAP1 inhibitor and antiviral agent, with an IC50 of 4.98 μM for disrupting the interaction between LDLRAP1 and LDLR. LDLRAP1-IN-1 covalently modifies the C119 residue of LDLRAP1 at the LDLRAP1-LDLR binding interface, thereby disrupting the interaction between LDLRAP1 and LDLR. LDLRAP1-IN-1 exhibits antiviral activity against HCoV-OC43.

LCK ligand-1 is a ligand targeting LCK, which serves as a target protein ligand for the synthesis of the PROTAC degrader SJ45566.

L-Arg-DSPE is an arginine-functionalized DSPE lipid containing free guanidine groups. L-Arg-DSPE serves as a component of NO-responsive degradable drug-loaded liposomal nanomotors (L-Arg@Lip-DOX), promoting drug deep tumor tissue penetration and cellular internalization. L-Arg-DSPE can be used for the research of drug delivery.