Antitumor agent 2

Antitumor agent-2 具有抗炎和抗肿瘤活性，可用于研究癌症。

Antitumor agent-21 (TRX818) 是一种具有潜在的抗癌、抗炎、抗增殖、抗激素作用和抑制血管生成拟态作用的芳基-喹啉衍生物。

Antitumor agent-28 is a compound that specifically targets and inhibits the activity of the ataxia telangiectasia mutated (ATM) kinase. By doing so, it effectively impedes the progression of ATM-mediated diseases and demonstrates significant anti-cancer activity.

Antitumor agent-23 exhibits potent antitumoral activity, as demonstrated by its GI50 values of 38, 48, 5, 27, 80, and 28 nM against the lymphoma cell lines GRANTA-519, KARPAS-422, KARPAS-299, RAMOS, DAUDI, and RAJI respectively.

Antitumor agent-29为新型肝细胞靶向抗肿瘤前体，表现出优异抗肿瘤活性及低毒性副作用。

Bestatin (Ubenimex) 是 CD13 (Aminopeptidase N) APN 和 leukotriene A4 hydrolase 抑制剂，可用于癌症研究。

VK3-OCH3 (2-[(2-Methoxy)ethylthio]-3-methyl-1,4-na) 是一种通过血红素加氧酶(HO-1) 相关机制的选择性抗肿瘤剂；维生素 K3 类似物。

Nucleoside Derivatives - Fluoro-modified nucleosides, Arabino-nucleosides, 2’-Modified nucleosides; Drugs and Inhibitors; Anticancer agent; Impurity C of Clofarabine

4-(Benzo[d]oxazol-2-yl)aniline 是一种有效的抗肿瘤剂，对乳腺癌细胞系具有抑制活性。

JI051 具有抗肿瘤作用，能够与癌症相关蛋白伴侣 prohibitin 2 (PHB2) 相互作用，通过抑制 Notch 下游效应基因 Hes1 转录来促使细胞周期停滞，抑制HEK293 细胞和胰腺癌细胞增殖。

Sitravatinib malate is an orally bioavailable receptor inhibitor of tyrosine kinase (RTK) (IC50s of 1.5 nM, 2 nM, 2 nM, 5 nM, 6 nM, 6 nM, 8 nM, 0.5 nM, 29 nM, 5 nM, and 9 nM for Axl, MER, VEGFR3, VEGFR2, VEGFR1, KIT, FLT3, DDR2, DDR1, TRKA, TRKB, respectively.) , shows potent single-agent antitumor efficacy and enhances the activity of PD-1 blockade through promoting an antitumor immune microenvironment.

Actinonin ((-)-Actinonin) is a naturally occurring antibacterial agent produced by Actinomyces and a potent reversible peptide deformylase (PDF) inhibitor with a Ki of 0.28 nM, it also is an apoptosis inducer. Actinonin inhibits aminopeptidase M, aminopeptidase N and leucine aminopeptidase, it also inhibits MMP-1, MMP-3, MMP-8, MMP-9, and hmeprin α with Ki values of 300 nM, 1,700 nM, 190 nM, 330 nM, and 20 nM, respectively. Actinonin has antiproliferative and antitumor activities[1][2][3][4][5].

CB 300919 is a quinazoline-based antitumor agent with high activity in the CH1 human ovarian tumor xenograft and has continuous exposure (96 h) growth inhibition (IC50: 2 nM).

Duocarmycin A, an antitumor antibiotic, is a DNA alkylator and efficiently alkylates adenine N3 at the 3′ end of AT-rich sequences in the DNA. Duocarmycin A, as a chemotherapeutic agent, results in HLC-2 cells typically apoptotic changes.

Skp2 inhibitor 3 (E35)作为一种高效的S期激酶相关蛋白2（SKP2）抑制剂，展现了其抗肿瘤活性，IC50值为4.86 μM，针对Skp2-Cks1结合。此外，Skp2 inhibitor 3 (E35) 有效阻碍克隆形成和细胞迁移，同时导致细胞周期在S期阶段的停滞。

2-Aminohexadecanoic acid为具有生物活性的化学化合物，主要功能是抑制肿瘤细胞生长。研究表明，该化合物能够作用于碱性蛋白质，从而干扰肿瘤细胞的增殖过程。因此，2-Aminohexadecanoic acid可能被用作抗肿瘤抑制剂。

Myoseverin B 是一种微管组装抑制剂，抑制微管蛋白聚合 (IC50= 2 μM)，并且在多种细胞类型中展现低细胞毒性。Myoseverin B 可用于抗肿瘤剂研究。

LC3B recruiter 2 (34R) 是一种LC3B招募剂，作为自噬-溶酶体途径降解系统 (ATTEC, Autophagy-Tethering Compounds) 的关键成分，与LC3B直接结合。通过 Linker 与CDK9抑制剂SNS-032连接，该ATTEC能靶向降解CDK9和Cyclin T1复合物，并同时发挥抑制作用。LC3B recruiter 2 通过 LC3B 依赖的自噬-溶酶体途径干扰癌细胞周期，展现抗肿瘤活性。

Physapubenolide is natural cytotoxic withanolide antitumor agent. Physapubenolide induces apoptosis by decreasing mitochondrial membrane potential and elevating the Bax Bcl-2 protein expression ratio.

VX-11e (TCS ERK 11e) 是可口服的ERK 高效选择性抑制剂，Ki 值小于 2 nM。

4-oxo Cyclophosphamide is an inactive metabolite of the alkylating agent cyclophosphamide .1,2It is formed from cyclophosphamide through a 4-hydroxycyclophosphamide intermediate by aldehyde dehydrogenases.2 1.Struck, R.F., Kirk, M.C., Mellett, L.B., et al.Urinary metabolites of the antitumor agent cyclophosphamideMol. Pharmacol.7(5)519-529(1971) 2.de Jonge, M.E., Huitema, A.D.R., Rodenhuis, S., et al.Clinical pharmacokinetics of cyclophosphamideClin. Pharmacokinet.44(11)1135-1164(2005)

Phosphoramide mustard cyclohexanamine（磷酰胺氮芥环己胺盐）是cyclophosphamide的活性代谢物，是一种交联DNA链的烷基化剂，组织细胞分裂并导致细胞死亡，具有抗肿瘤活性。

cDPCP is a platinum-containing DNA-crosslinking agent.1Unlike cisplatin or oxaliplatin , cDPCP forms monofunctional DNA adducts. It is transported into cells by organic cation transporter 1 (OCT1) and OCT2, inhibiting proliferation of MDCK cells expressing the human transporters with IC50values of 8.1 and 1.5 μM, respectively. cDPCP inhibits RNA polymerase II-mediated transcription in a reporter assay using HeLa cells. It increases survival in murine S180 sarcoma and P388 leukemia models when administered at doses of 40 and 80 mg/kg, respectively.2 1.Lovejoy, K.S., Todd, R.C., Zhang, S., et al.cis-Diammine(pyridine)chloroplatinum(II), a monofunctional platinum(II) antitumor agent: Uptake, structure, function, and prospectsProc. Natl. Acad. Sci. USA105(26)8902-9807(2008) 2.Hollis, L.S., Amundsen, A.R., and Stern, E.W.Chemical and biological properties of a new series of cis-diammineplatinum(II) antitumor agents containing three nitrogen donors: cis-[Pt(NH3)2(N-donor)Cl]+J. Med. Chem.32128-136(1989)

LSN3106729 hydrochloride, the metabolite of Abemaciclib , is a CDK inhibitor with antitumor activity. LSN3106729 hydrochloride and a CRBN ligand have been used to design PROTAC CDK4 6 degrader[1].