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List of Chronobiotics



Name SMILES FDA Status Effects Targets Mechanisms Articles
CCCCC1=NC2(CCCC2)C(=O)N1CC3=CC=C(C=C3)C4=CC=CC=C4C#N Approved Arntl (gene) , PER3 Angiotensin receptor binding, PER3 Zhao, et al., 2024. Irbesartan ameliorates diabetic kidney injury in db/db mice by restoring circadian rhythm and cell cycle. Journal of translational internal medicine, 12(2), pp.157-169.
C1=CC=C2C(=C1)C=CC3=CC4=CC=CC=C4C=C32 None CRY1-PER2 complex , CLOCK-BMAL1 , Arntl (gene) Disruption of circadian clock, Interferes with CLOCK–BMAL1, aryl hydrocarbon receptor (AhR) binding
C1=CC=C2C(=C1)C=C3C=CC4=C5C3=C2C6=CC=CC=C6C5=CC=C4 none mPer2 , mPer1 , CRY1-PER2 complex , CRY1 , CLOCK-BMAL1 , Arntl (gene) Disruption of circadian clock, Core clock suppression, Interferes with CLOCK–BMAL1, Targets BMAL1–CLOCK DNA-binding activity, aryl hydrocarbon receptor (AhR) binding Koh, Y.C. and Pan, M.H., 2024. Food-Borne Polycyclic Aromatic Hydrocarbons and Circadian Disruption. ACS omega, 9(29), pp.31298-31312.
C1=CC=C2C=C3C=CC=CC3=CC2=C1 none CRY1-PER2 complex , CLOCK-BMAL1 Disruption of circadian clock, Core clock suppression, Interferes with CLOCK–BMAL1, aryl hydrocarbon receptor (AhR) binding Koh, Y.C. and Pan, M.H., 2024. Food-Borne Polycyclic Aromatic Hydrocarbons and Circadian Disruption. ACS omega, 9(29), pp.31298-31312.
C1=CC=C2C=CC=CC2=C1 none CLOCK-BMAL1 Core clock modulation, Core clock suppression, Bmal1, BMAL1 expression modulation Koh, Y.C. and Pan, M.H., 2024. Food-Borne Polycyclic Aromatic Hydrocarbons and Circadian Disruption. ACS omega, 9(29), pp.31298-31312.
CC1=C(C2=CC3=C(C(=C([N-]3)C=C4C(=C(C(=N4)C=C5C(=C(C(=N5)C=C1[N-]2)C)C=C)C)C=C)C)CCC(=O)O)CCC(=O)O.[Fe+2] Not approved CLOCK-BMAL1 Serves as a cofactor in various hemoproteins (e.g., hemoglobin, cytochromes) and can modulate transcription factors (e.g., REV-E Freeman, S.L., Kwon, H., Portolano, N., Parkin, G., Venkatraman Girija, U., Basran, J., Fielding, A.J., Fairall, L., Svistunenko, D.A., Moody, P.C. and Schwabe, J.W., 2019. Heme binding to human CLOCK affects interactions with the E-box. Proceedings of the National Academy of Sciences, 116(40), pp.19911-19916.
COC1=CC(=CC(=C1)/C=C/C2=CC=C(C=C2)O)OC Not approved mPer2 , mPer1 , CRY1-PER2 complex , CRY1 , CLOCK-BMAL1 , Arntl (gene) , BMAL1 expression (induction) Core clock modulation, Bmal1, de-repressing BMAL1, BMAL1 expression modulation, BMAL1 expression modulation, Activation of CLOCK/Bmal1 mediated transcription, SIRT1-mediated peroxisome proliferator-activated receptor coactivator 1α (PGC-1α) deacetylation in sleep-restricted mice Liu, Y., Lang, H., Zhou, M., Huang, L., Hui, S., Wang, X., Chen, K. and Mi, M., 2020. The preventive effects of pterostilbene on the exercise intolerance and circadian misalignment of mice subjected to sleep restriction. Molecular Nutrition & Food Research, 64(11), p.1900991. , Zhang, J., Chang, M., Wang, X., Zhou, X., Bai, Q., Lang, H., Zhang, Q., Yi, L., Mi, M. and Chen, K., 2024. Pterostilbene targets the molecular oscillator RORγ to restore circadian rhythm oscillation and protect against sleep restriction induced metabolic disorders. Phytomedicine, 125, p.155327.
CCCCCNC(=O)N1CCC(C1)CN(CC2=CC=C(C=C2)Cl)CC3=CC=C(S3)[N+](=O)[O-] none mPer2 , REV-ERBα , BMAL1 expression (induction) , Per2 expression Agonist REV-ERB alpha Solt, L.A., et al, 2012. Regulation of circadian behaviour and metabolism by synthetic REV-ERB agonists. Nature, 485(7396), pp.62-68.
CC(C)(C)OC(=O)CN(CC1=CC=C(C=C1)Cl)CC2=CC=C(S2)[N+](=O)[O-] none REV-ERBα Antagonist of Rev-Erb nuclear receptors Grant, D., Yin, L., Collins, J.L., Parks, D.J., Orband-Miller, L.A., Wisely, G.B., Joshi, S., Lazar, M.A., Willson, T.M. and Zuercher, W.J., 2010. GSK4112, a small molecule chemical probe for the cell biology of the nuclear heme receptor Rev-erbα. ACS chemical biology, 5(10), pp.925-932.
CC(C1=CC(=C(C=C1)OC)OC)C(=O)C2=C(C=C(C=C2)C(C)(C)C#C)OC none CLOCK-BMAL1 Core clock modulation, Bmal1, BMAL1 expression modulation Huang, S., Jiao, X., Lu, D., Pei, X., Qi, D. and Li, Z., 2020. Recent advances in modulators of circadian rhythms: an update and perspective. Journal of Enzyme Inhibition and Medicinal Chemistry, 35(1), pp.1267-1286.
C[C@@H]1[C@H]([C@H](C[C@@H](O1)O[C@@H]2[C@H](O[C@H](C[C@@H]2O)O[C@@H]3[C@H](O[C@H](C[C@@H]3O)O[C@H]4CC[C@]5([C@@H](C4)CC[C@@H]6[C@@H]5C[C@H]([C@]7([C@@]6(CC[C@@H]7C8=CC(=O)OC8)O)C)O)C)C)C)O)O Approved ROR gamma ROR, RORγ binding Huh, J.R., Leung, M.W., Huang, P., Ryan, D.A., Krout, M.R., Malapaka, R.R., Chow, J., Manel, N., Ciofani, M., Kim, S.V. and Cuesta, A., 2011. Digoxin and its derivatives suppress TH17 cell differentiation by antagonizing RORγt activity. Nature, 472(7344), pp.486-490.
CC1=CC=C(C=C1)N2C(=O)N(C(=O)S2)CC3=CC=C(C=C3)F none ROR gamma ROR, RORγ binding Zhang, W., Zhang, J., Fang, L., Zhou, L., Wang, S., Xiang, Z., Li, Y., Wisely, B., Zhang, G., An, G. and Wang, Y., 2012. Increasing human Th17 differentiation through activation of orphan nuclear receptor retinoid acid-related orphan receptor γ (RORγ) by a class of aryl amide compounds. Molecular pharmacology, 82(4), pp.583-590. , Trebucq, L.L., Cardama, G.A., Lorenzano Menna, P., Golombek, D.A., Chiesa, J.J. and Marpegan, L., 2021. Timing of novel drug 1A-116 to circadian rhythms improves therapeutic effects against glioblastoma. Pharmaceutics, 13(7), p.1091.
C[C@H]1[C@H]2[C@H](C[C@@H]3[C@@]2(CC[C@H]4[C@H]3CC=C5[C@@]4([C@@H](C[C@@H](C5)O)O)C)C)O[C@]16CCC(=C)CO6 none RORA , RORα , NR1F1 ROR Helleboid, S., Haug, C., Lamottke, K., Zhou, Y., Wei, J., Daix, S., Cambula, L., Rigou, G., Hum, D.W. and Walczak, R., 2014. The identification of naturally occurring neoruscogenin as a bioavailable, potent, and high-affinity agonist of the nuclear receptor RORα (NR1F1). Journal of biomolecular screening, 19(3), pp.399-406.
COC1=C(C=C(C=C1)C2=CC(=O)C3=C(O2)C(=C(C(=C3OC)OC)OC)OC)OC Not approved prolonged period, increased amplitude, and phase modulation RORA Core clock modulation, ROR, PER gene exspression modulation, Activation of CLOCK/Bmal1 mediated transcription Lellupitiyage Don, S.S., Robertson, K.L., Lin, H.H., Labriola, C., Harrington, M.E., Taylor, S.R. and Farkas, M.E., 2020. Nobiletin affects circadian rhythms and oncogenic characteristics in a cell-dependent manner. PLoS One, 15(7), p.e0236315. , Ryan, C., Tahara, Y., Haraguchi, A., Lu, Y. and Shibata, S., 2024. Nobiletin stimulates adrenal hormones and modulates the circadian clock in mice. Nutrients, 16(10), p.1491. , Neba Ambe, G.N., Breda, C., Bhambra, A.S. and Arroo, R.R., 2022. Effect of the citrus flavone nobiletin on circadian rhythms and metabolic syndrome. Molecules, 27(22), p.7727. , Lellupitiyage Don, S.S., Robertson, K.L., Lin, H.H., Labriola, C., Harrington, M.E., Taylor, S.R. and Farkas, M.E., 2020. Nobiletin affects circadian rhythms and oncogenic characteristics in a cell-dependent manner. PLoS One, 15(7), p.e0236315. , Martchenko, A., Biancolin, A.D., Martchenko, S.E. and Brubaker, P.L., 2022. Nobiletin ameliorates high fat-induced disruptions in rhythmic glucagon-like peptide-1 secretion. Scientific Reports, 12(1), p.7271.
C1=CC=C(C=C1)C(C2=CC=CC=C2)C(=O)NC(CCCN=C(N)N)C(=O)NCC3=CC=C(C=C3)O Not approved Neuropeptide Y Y1 receptor Neuropeptide Y1 receptor binding Sautel, M., Rudolf, K., Wittneben, H., Herzog, H., Martinez, R., Munoz, M., Eberlein, W., Engel, W., Walker, P. and Beck-Sickinger, A.G., 1996. Neuropeptide Y and the nonpeptide antagonist BIBP 3226 share an overlapping binding site at the human Y1 receptor. Molecular pharmacology, 50(2), pp.285-292.
CCC1=CC=C(C=C1)N(CC(C)C)S(=O)(=O)C2=CC(=C(C=C2)OCC3CCOCC3)CO none ROR gamma ROR, RORγ binding Amaudrut, J., Argiriadi, M.A., Barth, M., Breinlinger, E.C., Bressac, D., Broqua, P., Calderwood, D.J., Chatar, M., Cusack, K.P., Gauld, S.B. and Jacquet, S., 2019. Discovery of novel quinoline sulphonamide derivatives as potent, selective and orally active RORγ inverse agonists. Bioorganic & Medicinal Chemistry Letters, 29(14), pp.1799-1806.
CC(C)NCCN(C(C)C)S(=O)(=O)C1=C(C=C(C=C1)Cl)Cl Not approved Affects melatonin synthsis TRPV4 Channel This inhibition of TRPV4-mediated signaling can affect downstream pathways involved in the regulation of the circadian clock. Alkozi, H.A., de Lara, M.J.P. and Pintor, J., 2017. Melatonin synthesis in the human ciliary body triggered by TRPV4 activation: Involvement of AANAT phosphorylation. Experimental eye research, 162, pp.1-8.
CC(=O)N1CC2=C([C@@H]1C(=O)NC3=CC=C(C=C3)C(C(F)(F)F)(C(F)(F)F)O)C=CC(=C2)S(=O)(=O)C None ROR gamma ROR, RORγ binding Ribeiro, R.F., Cavadas, C. and Silva, M.M.C., 2021. Small-molecule modulators of the circadian clock: Pharmacological potentials in circadian-related diseases. Drug Discovery Today, 26(7), pp.1620-1641.
COC1=C(C=C2CC(C(=O)C2=C1)CC3=C(C=CC=N3)C(F)(F)F)N4CCOCC4 None ROR gamma ROR Ribeiro, R.F., Cavadas, C. and Silva, M.M.C., 2021. Small-molecule modulators of the circadian clock: Pharmacological potentials in circadian-related diseases. Drug Discovery Today, 26(7), pp.1620-1641.
CCS(=O)(=O)C1=CN=C(C=C1)CNC(=O)C2=CC3=C([C@H](N(C3)CC4CCC(CC4)C(F)(F)F)C(C)C)N=C2 Not approved ROR gamma RORyt/RORc inhibitor Ribeiro, R.F., Cavadas, C. and Silva, M.M.C., 2021. Small-molecule modulators of the circadian clock: Pharmacological potentials in circadian-related diseases. Drug Discovery Today, 26(7), pp.1620-1641. , Liu, S., Liu, D., Shen, R., Li, D., Hu, Q., Yan, Y., Sun, J., Zhang, F., Wan, H., Dong, P. and Feng, J., 2021. Discovery of a novel RORγ antagonist with skin-restricted exposure for topical treatment of mild to moderate psoriasis. Scientific Reports, 11(1), p.9132.
CC(C)N1C=NC2=C1N=CN=C2N(CC3=CC(=CC=C3)C(F)(F)F)CC4=C(C=CC=C4)[N+](=O)[O-] None CKI delta Inhibits CKIδ
C1COCCC1N2C3=NC=NC(=C3C(=N2)COC4=CC(=CC=C4)Cl)N Not approved CK1δ CK1 Inhibition
CC1=CC2=C(C=C1Cl)N=C(S2)NC(=O)CC3=CC=CC=C 3 None CKI delta Inhibits casein kinase 1 delta (CKIδ) activity, Inhibits CKIδ Lee, J.W., Hirota, T., Peters, E.C., Garcia, M., Gonzalez, R., Cho, C.Y., Wu, X., Schultz, P.G. and Kay, S.A., 2011. A small molecule modulates circadian rhythms through phosphorylation of the period protein. Angewandte Chemie (International ed. in English), 50(45), p.10608.
C1=CC(=CC(=C1)Cl)NC2=NC3=C(C=CC(=C3)C(=O)O)C4=C2C=CN=C4 Not approved CK1δ Binds to the ATP‑binding site of CK2 Siddiqui-Jain, A., Drygin, D., Streiner, N., Chua, P., Pierre, F., O'Brien, S.E., Bliesath, J., Omori, M., Huser, N., Ho, C. and Proffitt, C., 2010. CX-4945, an orally bioavailable selective inhibitor of protein kinase CK2, inhibits prosurvival and angiogenic signaling and exhibits antitumor efficacy. Cancer research, 70(24), pp.10288-10298.
COC1=CC(=C(CN(C2=C3N=CN(C3=NC=N2)C(C)C)CC2=CC(=CC=C2)C(F)(F)F)C=C1OC)[N+](=O)[O-] none CKI delta Inhibits casein kinase 1 delta (CKIδ) activity, Inhibits CKIδ Kolarski, D., Sugiyama, A., Breton, G., Rakers, C., Ono, D., Schulte, A., Tama, F., Itami, K., Szymanski, W., Hirota, T. and Feringa, B.L., 2019. Controlling the circadian clock with high temporal resolution through photodosing. Journal of the American Chemical Society, 141(40), pp.15784-15791.