Cerevel Therapeutics Inc. and Pfizer Inc. have jointly developed azaindole compounds acting as phosphodiesterase 4 (PDE4) inhibitors potentially useful for the treatment of psoriasis, atopic dermatitis, idiopathic pulmonary fibrosis, diabetes, sepsis, autoimmune disease, cystic fibrosis and inflammatory bowel disease, among others.

Checkpoint kinase 1 (Chk1) inhibitors have been described in a Boundless Bio Inc. patent and reported to be useful for the treatment of cancer.

Ranok Therapeutics (Hangzhou) Co. Ltd. has prepared 4-(3,8-diazabicyclo[3.2.1]octan-3-yl)-pyrido[4,3-d]pyrimidine derivatives acting as son of sevenless homolog 1 (SOS1)/GTPase KRAS (G12D mutant) interaction inhibitors and reported to be useful for the treatment of cancer.

Work at Neumora Therapeutics Inc. has led to the identification of new casein kinase I isoform δ (CKI-δ) inhibitors reported to be useful for the treatment of neurological disorders.

Merck Sharp & Dohme LLC has described 3C-like proteinase (3CLpro; Mpro; nsp5) (SARS-CoV-2; COVID-19 virus) inhibitors reported to be useful for the treatment of Middle East respiratory syndrome coronavirus (MERS-CoV), SARS-CoV and SARS-CoV-2 infection (COVID-19).

Vertex Pharmaceuticals Inc. has divulged orexin OX2 receptor modulators reported to be useful for the treatment of amyotrophic lateral sclerosis, obesity, hypertension, retinopathy, multiple sclerosis, narcolepsy, hypersomnia and Parkinson’s disease.

Haisco Pharmaceutical Group Co. Ltd. has identified molecular glue degraders targeting protein cereblon (CRBN) acting as eukaryotic peptide chain release factor GTP-binding subunit ERF3A (GSPT1) degradation inducers reported to be useful for the treatment of cancer.

Sage Therapeutics Inc. has synthesized sterol derivatives acting as glutamate receptor ionotropic, NMDA 2A (GRIN2A; GluN2A) negative allosteric modulators reported to be useful for the treatment of neurological disorders.

Elima Therapeutics Inc. has disclosed tyrosine kinase inhibitors reported to be useful for the treatment of idiopathic pulmonary fibrosis.

Helios-Huaming Biopharma Co. Ltd. has described protein-arginine deiminase type-4 (PADI4) inhibitors reported to be useful for the treatment of cancer, rheumatoid arthritis, multiple sclerosis, vasculitis, systemic lupus erythematosus, ulcerative colitis, cystic fibrosis and asthma, among others.