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4-Ethylpyridine是一种吡啶衍生物，能够影响(±)-[3H]nicotine对大鼠脑内P2 preparation的亲和力。

Imisopasem manganese (M40403) is a manganese superoxide MnSOD non-peptidyl mimetic.

Monoelaidin (1-Monoelaidin) 是一种由一分子十八酸和一分子甘油通过酯化反应生成的化合物，具有保湿作用，常添加在护肤品中。

Alexidine 是一种双双胍，对多种真菌病原体具有抗真菌 (antifungal) 和抗生物膜作用。Alexidine 靶向哺乳动物细胞中的线粒体酪氨酸磷酸酶PTPMT1，能够导致线粒体凋亡 (apoptosis)，表现出抗肿瘤作用。

(S)-Sitagliptin phosphate, the less active S-enantiomer of Sitagliptin phosphate, is a high-potency inhibitor of DPP4. It exhibits an IC50 of 19 nM in Caco-2 cell extracts.

PGAM1-IN-2 是一种有效的磷酸甘油酸变位酶 1 (PGAM1) 抑制剂 (IC50=2.1 μM)。

Mal-amido-PEG12-acid is a PEG-based linker for PROTACs which joins two essential ligands, crucial for forming PROTAC molecules. This linker enables selective protein degradation by leveraging the ubiquitin-proteasome system within cells.

(Z)-9-Propenyladenine is a mutagenic impurity in tenofovir disoproxil fumarate.

L-Tetraguluronic acid是一种由4个重复单元组成的直链多糖共聚物，参与构成alginate。L-古罗糖醛酸四糖与Glu543在非催化结构域中相互作用的能够帮助AlyRm1 更有效地结合底物和提高催化效率。

PCI-27483 是一种FVIIa/tissue factor 抑制剂，具有抗肿瘤的作用。

Nigakinone 是一种苦木中含量丰富的生物碱，具有重要的药理活性。

AChE/MAO-IN-1 是一种有效的AChE、MAO-A 和MAO-B 抑制剂，对人 AChE、MAO-B 和MAO-A 的IC50分别为 0.0248、0.0409 和 0.1108 μM。

Beta-Tocotrienol to serve as a new anticancer agent for treating human lung and brain cancers. It inhibits the growth of both A549 (GI50=1.38±0.334μM) and U87MG (GI50=2.53±0.604μM) cells at rather low concentrations.

6alpha-Hydroxymedicarpin 是一种天然产物，可用于生命科学领域的相关研究。其产品编号为 TN3200，CAS号为 61135-92-0。

N2-iso-Butyroyl-3'-O-(methoxyethyl)guanosine is a Nucleoside Derivative - 3'-Modified nucleoside.

L-Canaline, a nonprotein amino acid found in many leguminous plants, exhibits potent anticancer and antiproliferative effects. It effectively inhibits the growth of the malaria parasite Plasmodium falciparum with an IC50 of 297 nM. Additionally, L-Canaline acts as a cytotoxic metabolite produced from L-canavanine through arginase catalysis and serves as a potent and irreversible inhibitor of ornithine aminotransferase.

PD-159020 is a non-selective antagonist of ETA/ETB(hETA and hETB with IC50s of 30 and 50 nM , respectively).

PF-06426779 is a potent and selective inhibitor of interleukin 1 receptor associated kinase 4 (IRAK4) , with an IC 50 of 0.3 nM.

Anticancer agent 66 是一种抗癌剂。Anticancer agent 66 在 MCF-7 细胞中诱导细胞凋亡 (apoptosis) 并增加亚 G1 细胞群。Anticancer agent 66 是一种环丙沙星类似物。

Sacubitrilat (Standard) 是一种可用于分析的标准物质，通常用作 Sacubitrilat 的研究和分析中参考的标准样品。Sacubitrilat (LBQ-657) 是活性的脑啡肽酶 (NEP) 抑制剂。

Dropropizine (UCB-1967) 是外周镇咳剂，能够作用于外周受体及其传入导体，发挥抑制咳嗽反射的作用。

Alendronate sodium hydrate (MK 217) 是 farnesyl diphosphate synthase 抑制剂(IC50:460 nM)。

Epoxyeicosatrienoic acids (EETs), such as 11(12)-EET and 14(15)-EET, are cytochrome P450 metabolites of arachidonic acid that have been identified as endothelium-derived hyperpolarizing factors with vasodilator activity. 14,15-EE-5(Z)-E is a structural analog of 14,15-epoxyeicosatrienoic acids (14,15-EET) that antagonizes EET-induced relaxation of vascular smooth muscle. Relaxation of U46619-constricted bovine arteries by 14,15-EET could be inhibited approximately 80% by 14,15-EE-5(Z)-E at a concentration of 10 μM. 14,15-EE-5(Z)-E does not appear to antagonize nitric oxide- or iloprost-mediated vascular relaxation.

Nogalamycin is an anthracycline antibiotic with antitumor properties produced by soil bacteria Streptomyces nogalater.

VPC-13789 is a highly potent, selective, and orally bioavailable antiandrogen compound that shows promise for studying and developing therapeutics for castration-resistant prostate cancer (CRPC). In LNCaP cells, VPC-13789 effectively inhibits the transcriptional activity of the androgen receptor (AR) with an IC50 value of 0.19 μM [1].

The peak excitation and emission wavelengths of EC-17 are 470/520 nm.EC-17 (disodium salt) is a folate receptor alpha (FRα) targeting contrast agent with fluorescent properties in the visible light spectrum.

t-Boc-Aminooxy-PEG7-methane is a polyethylene glycol (PEG)-based linker, which finds application in the synthesis of proteolysis targeting chimeras (PROTACs)[1].

Boc-NH-PEG20-CH2CH2COOH, a PEG-based PROTAC linker, facilitates the synthesis of PROTACs[1].

JNJ-54717793 是一种具有口服活性、脑穿透性、选择性和高亲和力的orexin-1 receptor(OX1R) 拮抗剂(血浆EC50=85 ng/mL)。JNJ-54717793 的 hOX1R 和 hOX2RKi 值分别为 16 nM 和 700 nM。JNJ-54717793 是一种有效的焦虑症化合物。

亚甲蓝（Basic Blue 9）水合物，作为鸟苷酸环化酶（sGC）、单胺氧化酶A（MAO-A）及NO合酶（NOS）的抑制剂，常用于医疗作为血管加压剂及染料。该化合物通过影响一氧化氮合成酶/鸟苷酸环化酶信号通路，能够减少脉冲前抑制，同时作为一种氧化还原循环化合物，具有穿透血脑屏障的能力，并作为Tau蛋白聚集的抑制剂，有助于缓解脑水肿、减轻小胶质细胞活化和神经炎症。

Eucatropine，作为一种有效的毒蕈碱型乙酰胆碱受体(mAChR)抑制剂，具有0.583 μM的IC50值，归类为抗胆碱能剂。

Revizinone is a novel selective phosphodiesterase inhibitor with IC50 values on this enzyme to 0.036 microM.

Glymidine sodium 是口服有活性的抗糖尿病药物，也是肝脂肪分解的抑制剂。它通过抑制葡萄糖的形成，也对由于内源性脂质动员抑制而导致的丙酮酸氧化升高具有抑制作用。

16α-Hydroxydehydrotrametenolic acid (16alpha-Hydroxydehydrotrametenolic acid) 是从茯苓中发现的三萜酸，与利尿作用有关，可用于研究乳腺癌。

5-modified pyrimidine nucleoside, building block for nucleic acid