4-(2-Boc-aminoethyl)piperidine is a PROTAC linker that can be used in the synthesis of PROTACs.

5-C-phenethyl-DNJ is a selective α-glucosidase GAA inhibitor, with its Ki value for rhGAA being 0.81 μM. 5-C-phenethyl-DNJ exhibits extremely high selectivity for GANAB, GBA1, and GBA2. 5-C-phenethyl-DNJ can be used for the study of Pompe disease.

5-HT2C agonist-13 is an orally active, selective and brain-penetrant 5-HT2C receptor agonist with human 5-HT2C receptor EC50 of 16 nM, Ki of 20 nM. 5-HT2C agonist-13 functionally activates 5-HT2C receptors, reduces food intake, reduces body weight gain, and exhibits effects reversible by a selective 5-HT2C antagonist. 5-HT2C agonist-13 can be used for the research of obesity.

4-Methoxyisophthalic acid (4-Methoxy-1,3-benzenedicarboxylic acid) is a metal-organic framework (MOF).

41-O-Demethylrapamycin is a metabolite of Rapamycin produced by Bacillus megaterium.

3α,7α-Dihydroxycoprostane is a metabolite of cholest-4-en-3-one-7α-ol.

4-Demethoxy-7,9-di-epi-daunorubicin, a derivative of Daunorubicin, is an anthracycline antibiotics. 4-Demethoxy-7,9-di-epi-daunorubicin can bind to calf thymus DNA and forms a complex with the stacked DNA base pairs. 4-Demethoxy-7,9-di-epi-daunorubicin can inhibit prokaryotic nucleic acid polymerases, including E. coli DNA polymerase I and RNA polymerase. 4-Demethoxy-7,9-di-epi-daunorubicin can be used for researches of cancer and infection.

3α,7α-Dihydroxy-5β-cholestan-26-al is a nucleoside metabolite.

3tBu-Crown TFA is a chelator. 3tBu-Crown TFA chelates radiometals and couples to biological targeting moieties to facilitate targeted delivery of chelated radiometals.3tBu-Crown TFA can be used for the research of cancer.

3-Phospho-D-glycerate can be converted to 2-phospho-d-glycerate (2-PGA) via phosphoglycerate mutase.

3'-O-(2-Nitrobenzyl)-dCTP is a reversible terminator. 3'-O-(2-Nitrobenzyl)-dCTP can be recognized and incorporated by polymerases, thereby temporarily terminating primer extension during DNA synthesis. After incorporation into the extending DNA strand, 3'-O-(2-Nitrobenzyl)-dCTP temporarily halts the DNA polymerase extension reaction, and its 3'-O-(2-nitrobenzyl) blocking group can be removed by laser irradiation to regenerate a free 3'-OH for subsequent primer extension cycles. 3'-O-(2-Nitrobenzyl)-dCTP is applicable for resolving homopolymeric regions in DNA templates.

3-Methylcathinone (3-MMC) hydrochloride is an analogue of a psychoactive substance.

3'-Methoxy-4'-nitroflavone (MNF) is a specific aryl hydrocarbon receptor (AhR) antagonist. 3'-Methoxy-4'-nitroflavone activates AhR by inhibiting CYP1, the metabolic enzyme of the endogenous ligand FICZ, leading to the accumulation of FICZ. 3'-Methoxy-4'-nitroflavone reverses the anti-apoptotic effect of TCDD, attenuates the activation of Akt and Erk1/2 kinases and the expression of TGFα induced by TCDD. 3'-Methoxy-4'-nitroflavone can be used in research related to breast tumor promotion, rheumatoid arthritis, multiple sclerosis and inflammatory bowel disease.

3'-Fluorothymidine-5'-triphosphate tetrasodium (3'-FdTTP tetrasodium) is a dTTP analog. 3'-Fluorothymidine-5'-triphosphate tetrasodium inhibits the T4 DNA polymerases competitively with dTTP. 3'-Fluorothymidine-5'-triphosphate tetrasodium inhibits DNA synthesis by T4 wild-type, L98 and CB121 DNA polymerase.

3''-Deamino-3''-hydroxykanamycin B (NK-1012-1) is a kanamycin antibiotic. 3''-Deamino-3''-hydroxykanamycin B can be produced by S. tenebrarius. 3''-Deamino-3''-hydroxykanamycin B is effective against E. coli ATCC 25922 and E. coli CCARM 1A020, with MIC values of 128 μg/mL.

3-Boc-aminomethylazetidine is a PROTAC linker that can be used in the synthesis of PROTACs.

3-Boc-3,9-Diazaspiro[5.5]undecane (hydrochloride) is a PROTAC linker that can be used in the synthesis of PROTACs.

3-Benzylmalic acid (3-Benzylmalate) can be converted from 2-Benzylmalic acid through a HphCD-mediated hydroxyl isomerization reaction.

3-Benzyl-3,9-diazaspiro[5.5]undecane is a PROTAC linker that can be used in the synthesis of PROTACs.

3-Amino-5-hydroxybenzoic acid-13C is the 13C-labeled 3-Amino-5-hydroxybenzoic acid. 3-Amino-5-hydroxybenzoic acid is a biosynthetic precursor of the mC7N unit of ansamycin antibiotics, including ansatrienin A and geldanamycin, as well as the antitumor antibiotic mitomycin C. 3-Amino-5-hydroxybenzoic acid may be an early intermediate in the shikimic acid pathway from glucose.

349U85 hydrochloride is a vasodilator-cardiotonic agent.

3-[4-(2-Propyn-1-yloxy)phenyl]-2H-azirine (Compound AZ-9) is a reactive probe based on 3-phenyl-2H-azirine, enabling chemoselective bioconjugation of carboxyl residues in proteins with excellent labeling efficiency and specificity under both in vitro and in situ conditions in live cells.

3-(4-Carboxyphenyl)propanoic acid is a PROTAC linker that can be used in the synthesis of PROTACs.

3-(4-Bromobenzoyl)propionic acid is a PROTAC linker that can be used in the synthesis of PROTACs.

2α-Ferrocenylmethyl-DHT is a dihydrotestosterone-derived ferrocene-steroid conjugate. 2α-Ferrocenylmethyl-DHT inhibits the growth of various cancer cells. 2α-Ferrocenylmethyl-DHT induces S-phase cell cycle arrest in ovarian cancer cells, elevates intracellular iron levels, triggers ROS-dependent cell death, and disrupts the integrity of multicellular tumor spheroids of ovarian cancer cells. 2α-Ferrocenylmethyl-DHT can be used in the research of prostate cancer and ovarian cancer.

2-Tetralone (Beta-Tetralone) is a pro-apoptosis agent. 2-Tetralone targets MDM2 E3 ubiquitin kinase and Bcl-w anti-apoptotic protein and exhibits anticancer activity.

2-Oxo-(4R)-hydroxy-5-aminovaleric acid is a nucleoside metabolite.

2'-Nitroflavone is a PARP1 inhibitor. 2'-Nitroflavone inhibits the proliferation, induces cell cycle arrest and apoptosis of triple-negative breast cancer cells. 2'-Nitroflavone also inhibits the migration of triple-negative breast cancer cells and endothelial cells. 2'-Nitroflavone exhibits antitumor activity and can be used in the research of tumors such as triple-negative breast cancer.

2-MSP-5-HA-VC-PAB-MMAE (Compound B-1) is a Drug-Linker Conjugates for ADC. 2-MSP-5-HA-VC-PAB-MMAE consists of the ADC Cytotoxin Monomethyl auristatin E and a linker 2-MSP-5-HA-VC-PAB-OH. 2-MSP-5-HA-VC-PAB-MMAE can be used for synthesis of ADCs.

2-MSP(4-OMe)-5-HA-PEG8-VA-Exatecan is a Drug-linker conjugates for ADC consisting of the ADC Cytotoxin Exatecan and a linker. 2-MSP(4-OMe)-5-HA-PEG8-VA-Exatecan can be used for synthesis of ADCs.