BY13 is a SRC-3 PROTAC degrader with a DC50 of 0.031 μM. BY13 selectively blocks the ER signaling pathway over that of androgen receptor (AR)) through down-regulating ERα level. BY13 potently overcomes endocrine resistance in breast cancer by inducing cell cycle arrest in G1 phase and apoptosis, with superior effect over Fulvestrant. BY13 significantly inhibits the growth of drug-resistant breast tumors without obvious toxicity in LCC2 xenograft mice model.

SARS-CoV-2 Mpro ligand 1 (Compound S15) is a PROTAC target protein ligand. SARS-CoV-2 Mpro ligand 1 can be used to synthesize BP-198.

Thalidomide-NH-alkynes is a synthesized E3 ligase ligand-linker conjugate that can be used for synthesis of PROTAC HDAC degrader-2.

MCB-36 is a VHL-recruiting pan-KRAS PROTAC degrader without affecting KRAS transcription. MCB-36 exhibits minimal effects on HRAS and NRAS protein levels. MCB-36 binds to the GDP-loaded state of G12D, G12C, G12V, and wild-type KRAS with high affinities Kd ≈ 1 pM). MCB-36 decreases p-ERK levels, leading to cell apoptosis. MCB-36 effectively suppress KRASG12C inhibitor-resistant cancer cells and remodel the tumor immune microenvironment. MCB-36 can be used for the study of colorectal cancer and lung cancer.

(S,R,S)-AHPC-Me-amide-C4-Br incorporates a VHL ligand for the E3 ubiquitin ligase and a PROTAC linker. (S,R,S)-AHPC-Me-amide-C4-Br can be used to design PROTAC, such as PROTAC ERK5 degrader-1.

Piperidine-azetidine-Br is a PROTAC linker that can be used in the synthesis of PROTACs, such as BY13.

HPK1 ligand 3 is a ligand for target protein for PROTAC that can be used to synthesize PROTAC HPK1 Degrader-4.

WZH-15-125 is a potent ALK inhibitor. WZH-15-125 can effectively overcome drug resistance, especially compound ALK mutations. WZH-15-125 has an IC50 of 101.7 nM for the highly refractory G1202R/L1196M mutation that is resistant to Lorlatinib. WZH-15-125 can be used as a PROTAC target protein ligand to synthesize PROTAC WZH-17-002. WZH-15-125 can be used in the research of non-small cell lung cancer.

E3 Ligase Ligand-linker Conjugate 179 is an E3 ubiquitinase ligand-linker conjugate. E3 Ligase Ligand-linker Conjugate 179 can be used to synthesize JV8.

(S,R,S)-AHPC-amide-PEG5-C2-azide (VH032-CO-(CH2)2-(O-CH2-CH2)5-azide) is a PROTAC linker that can be used to design PROTACs.

MA191 is a FLT3 PROTAC degrader. MA191 abrogates FLT3 inhibitor resistance from rebound activation of mitogen-activated kinases. MA191 mediates rapid FLT3-ITD degradation through a mechanism requiring VHL, neddylation, and BIM. MA191 reduces FLT3-ITD levels before inducing apoptosis. MA191 halts AML cell proliferation in Danio rerio. MA191 can be used for the study of acute myeloid leukemia (AML).

(S,S,S)-VH032-cyclopropane-F-C4-aldehyde is an E3 ligase ligand-linker conjugate used in the synthesis of PROTAC cis-VZ185.

I-BET151 (GSK1210151A) is a novel selective BET inhibitor for BRD2, BRD3 and BRD4 with IC50 of 0.5 μM, 0.25 μM, and 0.79 μM, respectively.

ARCC-4 is a low-nanomolar androgen receptor (AR) degrader based on PROTAC, with a DC50 of 5?nM. ARCC-4 is an enzalutamide-based von Hippel-Lindau (VHL)-recruiting AR PROTAC and outperforms enzalutamide. ARCC-4 effectively degrades clinically relevant AR mutants associated with antiandrogen therapy.

Pomalidomide-C2-NH2 hydrochloride is a synthesized E3 ligase ligand-linker conjugate that incorporates the Pomalidomide based cereblon ligand and a linker used in PROTAC technology.

An E3 ligase ligand-linker conjugate for PROTAC..

Pomalidomide-PEG2-azide is a synthesized E3 ligase ligand-linker conjugate that incorporates the Pomalidomide based cereblon ligand and 2-unit PEG linker used in PROTAC technology.

TL13-12 is a novel Anaplastic Lymphoma Kinase (ALK)-PROTAC developed through conjugation of TAE684 and the cereblon ligand pomalidomide.

dBET57 is a novel BRD4 heterobifunctional small-molecule ligand (PROTAC), exhibits significant and selective degradation of BRD4 BD1 (DC50/5h=500 nM), but is inactive on BRD4 BD2..

dBET6 is a highly potent, selective and cell-permeable degrader of BET with an IC50 of 14 nM, and has antitumor activity.

N-piperidine Ibrutinib hydrochloride (Compound 1) is a reversible Ibrutinib derivative. N-piperidine Ibrutinib hydrochloride is a potent BTK inhibitor with IC50s of 51.0 and 30.7 nM for WT BTK and C481S BTK, respectively. N-piperidine Ibrutinib hydrochloride can be used as a BTK ligand in the synthesis of a series of PROTACs, such as SJF620. SJF620 is a potent PROTAC BTK degrader with a DC50 of 7.9 nM.

Pomalidomide 4'-alkylC5-acid is a synthesized E3 ligase ligand-linker conjugate that incorporates the Pomalidomide based cereblon ligand and a PEG linker used in PROTAC technology.

Pomalidomide-PEG3-azide is a synthesized E3 ligase ligand-linker conjugate that incorporates the Pomalidomide based cereblon ligand and 3-unit PEG linker used in PROTAC technology.

MS 177 (MS-177) is a potent and selective EZH2 degarder (PROTAC) based on EZH2 inhibitor C24 with CRBN ligand pomalidomide with DC50 of 0.2 uM in EOL-1 cells.MS177 effectively degraded cellular EZH2-PRC2, suppressed global H3K27me3 in leukaemia cells.MS177 exhibited half-maximal degradation concentration (DC50) values of 0.2 ± 0.1 μM and 1.5 ± 0.2 μM, and maximum degradation (Dmax) values of 82% and 68%, respectively, in EOL-1 and MV4;11 cells.MS177 efficiently suppresses EZH2-PRC2 functions, also efficiently induces Myc degradation in cancer cells, suppresses EZH2-PRC2 functions.MS177 efficiently induces leukaemia cell growth inhibition, apoptosis and cell cycle progression arrest, which is more effective than EZH2 inhibitors. MS177 (i.p. injection, 50-1 g/kg) represses AML growth without apparent toxicity in PDX models.

PROTAC-O4I2 is a PROTAC targets splicing factor 3B1 (SF3B1). PROTAC-O4I2 induces FLAG-SF3B1 degradation with an IC50 value of 0.244 μM in K562 cells. PROTAC-O4I2 also induces cellular apoptosis in K562 WT cells.

Thalidomide-O-C4-COOH is a synthesized E3 ligase ligand-linker conjugate that incorporates the Thalidomide based cereblon ligand and a linker used in PROTAC technology.

XY028-140 (MS-140) is a potent and selective PROTAC-based CDK4/CDK6 kinase degrader. XY028-140 specifically inhibits RB-E2F signaling and reduces CDK4 and CDK6 protein levels in a dose- and time-dependent manner in vitro. In addition, XY028-140 can degrade its targets by linking them with ubiquitin-proteasome mechanism. Further, the degradation of CDK4/6 protein by XY028-140 is specifically mediated by CRBN. Therefore, XY028-140 effectively and selectively inhibits and degrades CDK4/6 kinase by targeting CDK4/6 kinase in CDK4/6i-S (CDK4/6 inhibitor-sensitive) tumor cells to the CRL4-CRBN-E3 ubiquitin complex. Compared with CDK6 wild-type cells, XY028-140 treatment of cells expressing wild-type or mutation-activated CDK6 resulted in a more effective degradation of CDK6 (S178P).

Thalidomide-5-CH2-NH2 (hydrochloride) is the Thalidomide-based cereblon ligand used in the recruitment of CRBN protein. Thalidomide-5-CH2-NH2 (hydrochloride) can be connected to the ligand for protein by a linker to form PROTACs.

KH103 is a highly potent, catalytically-driven glucocorticoid receptor (GR) PROTAC degrader, demonstrate excellent performance in passively preventing ligand-induced gene expression activation in the absence of partial agonistic transcriptional triggering and crosstalk inhibition. KH 103 efficiently degrades glucocorticoid receptor (GR) in vitro and in vivo. In HEK293 cells, KH-103 (1 µM) induced rapid and nearly complete GR degradation within one hour. This degradation was highly potent, with significant depletion observed at 10 nM and near-complete depletion at 100 nM. KH-103 demonstrated effective and ​​reversible​​ GR degradation across diverse in vitro models from multiple tissues and species.Mechanistically, KH-103 promoted GR nuclear translocation but did not activate GR-mediated gene transcription and exhibited no nonspecific transcriptional effects alone. Furthermore, KH-103 effectively blocked dexamethasone (DEX)-induced GR signaling, demonstrating greater potency than comparator inhibitors.Critically, KH-103 also effectively depleted GR protein in the mouse pituitary gland in vivo and modulated corticosterone levels, confirming pharmacological activity beyond cell-based systems.