Ricolinostat

Ricolinostat

SCHEMBL574580

O=C(CCCCCCNC(=O)c1cnc(N(c2ccccc2)c2ccccc2)nc1)NO

nearest known ligand 1.00 ✓ in ChEMBL — recovers established targets

Full drug profile on Sugi Atlas →

Known targets — ChEMBL curated mechanism

HDAC6

The experimentally established mechanism targets of Ricolinostat. The predicted profile below is derived independently by chemical similarity — agreement is a validation signal, a miss is honest.

Predicted protein targets (top 12)

geneUniProtsupporting neighboursconfidence
HDAC6 known ✓ Q9UBN7 20/20 1.00
HDAC1 Q13547 5/20 1.00
HDAC3 O15379 4/20 1.00
HDAC7 Q8WUI4 4/20 1.00
HDAC2 Q92769 4/20 1.00
HDAC8 Q9BY41 4/20 1.00
HDAC4 P56524 3/20 1.00
HDAC10 Q969S8 3/20 1.00
HDAC5 Q9UQL6 3/20 1.00
NCOR2 Q9Y618 1/20 1.00
HDAC11 Q96DB2 2/20 0.64
HDAC9 Q9UKV0 2/20 0.64

Click a target to see other patent compounds predicted against it — the reverse direction, in place.

Similar compounds — the chemically nearest patent molecules

Nearest neighbours by Morgan-fingerprint cosine across the patent-compound collection, with each neighbour's top predicted target and the predicted targets it shares with this molecule.

Compoundsimilaritytop predictedshared targets
SCHEMBL21707466 0.99 HDAC6 (0.98) HDAC6HDAC1HDAC3HDAC7HDAC2
SCHEMBL28085707 0.92 HDAC6 (0.84) HDAC6HDAC1HDAC3HDAC7HDAC2
SCHEMBL21943234 0.91 HDAC6 (0.83) HDAC6HDAC1HDAC3HDAC7HDAC2
Citarinostat SCHEMBL2225863 0.91 HDAC6 (1.00) HDAC6HDAC1HDAC3HDAC7HDAC2
SCHEMBL18347205 0.91 HDAC6 (1.00) HDAC6HDAC1HDAC3HDAC7HDAC2
SCHEMBL2226158 0.91 HDAC6 (1.00) HDAC6HDAC1HDAC3HDAC7HDAC2
Citarinostat SCHEMBL29882816 0.91 HDAC6 (1.00) HDAC6HDAC1HDAC3HDAC7HDAC2
SCHEMBL2225424 0.90 HDAC6 (1.00) HDAC6HDAC1HDAC3HDAC7HDAC2
SCHEMBL2226917 0.90 HDAC6 (1.00) HDAC6HDAC1HDAC3HDAC7HDAC2
SCHEMBL10050271 0.90 HDAC6 (0.81) HDAC6HDAC1HDAC3HDAC7HDAC2

Similarity is cosine over the 2,048-bit Morgan fingerprint (≈ Tanimoto). Identical fingerprints score 1.00.

Patent provenance — the patents this molecule appears in, and who filed them

Appears in 2341 patents — a generic fragment claimed broadly, so it's down-weighted as IP noise. Top by claim status then date:

PatentTitleAssigneePublishedPriorityFilingCountryStatus
CN-122070932-A Application of combination of decitabine and anti-HER 2 antibody in preparation of medicines for treating tumors 上海交通大学 2026-05-22 CN claimed
WO-2026107052-A1 COMBINATION TREATMENTS USING EPIGENETIC INHIBITION AND SYNGRI-MEDIATED FRATAXIN EXPRESSION ST. JUDE CHILDREN'S RESEARCH HOSPITAL, INC. (US) 2026-05-21 WO claimed
EP-3429570-B1 COMBINATIONS OF LSD1 INHIBITORS FOR THE TREATMENT OF HEMATOLOGICAL MALIGNANCIES ORYZON GENOMICS SA (ES) 2026-05-20 EP claimed
US-20260125650-A1 METHODS AND COMPOSITIONS FOR GENERATING HEPATOCYTES TRAILHEAD BIOSYSTEMS INC (US) 2026-05-07 US claimed
US-20260108514-A1 METHOD OF INHIBITING EPITHELIAL-MESENCHYMAL TRANSITION AND CANCER METASTASIS AGENCY FOR SCIENCE, TECHNOLOGY AND RESEARCH (SG) 2026-04-23 US claimed
EP-4720316-A2 NON-VIRAL CELL ENGINEERING Arsenal Biosciences, Inc. (US) 2026-04-08 EP claimed
EP-4695235-A1 NOVEL GSPT1 DEGRADER AND USE THEREOF Cyrus Therapeutics Inc. (KR) 2026-02-18 EP claimed
EP-4684836-A2 COMBINATIONS OF LSD1 INHIBITORS FOR USE IN THE TREATMENT OF NEOPLASTIC DISEASES Oryzon Genomics, S.A. (ES) 2026-01-28 EP claimed
US-20250381202-A1 PRODRUG KIT FOR MULTI-PRONGED CHEMOTHERAPY ZOUNEK ALEX (DE) 2025-12-18 US claimed
WO-2025227007-A1 METHODS AND COMPOSITIONS FOR INHIBITION OF DIHYDROOROTATE DEHYDROGENASE OHIO STATE INNOVATION FOUNDATION (US) 2025-10-30 WO claimed
US-9512083-B2 Histone deacetylase 6 selective inhibitors for the treatment of bone disease THE GENERAL HOSPITAL CORPORATION (US) 2016-12-06 US claimed
EP-3091004-A1 REVERSE AMIDE COMPOUNDS AS PROTEIN DEACETYLASE INHIBITORS AND METHODS OF USE THEREOF Acetylon Pharmaceuticals, Inc. (US) 2016-11-09 EP claimed
WO-2016120432-A1 COMPOUNDS AND METHODS FOR ANTICOAGULATION THERAPY FUNDACIÓN PARA LA INVESTIGACIÓN MÉDICA APLICADA (ES) 2016-08-04 WO claimed
CN-105753739-A Reverse Amide Compounds As Protein Deacetylase Inhibitors And Methods Of Use Thereof 埃斯泰隆制药公司 2016-07-13 CN claimed
WO-2016030345-A1 PRODUCTS FOR THE TREATMENT AND PREVENTION OF NEUROLOGICAL DISORDERS COURSING WITH A COGNITION DEFICIT OR IMPAIRMENT, AND OF NEURODEGENERATIVE DISEASES FUNDACIÓN PARA LA INVESTIGACIÓN MÉDICA APLICADA (ES) 2016-03-03 WO claimed
US-20140378385-A1 Histone Deacetylase 6 Selective Inhibitors for the Treatment of Bone Disease THE GENERAL HOSPITAL CORPORATION (US) 2014-12-25 US claimed
EP-2734500-A2 HISTONE DEACETYLASE 6 SELECTIVE INHIBITORS FOR THE TREATMENT OF BONE DISEASE The General Hospital Corporation (US) 2014-05-28 EP claimed
WO-2013013113-A2 HISTONE DEACETYLASE 6 SELECTIVE INHIBITORS FOR THE TREATMENT OF BONE DISEASE THE GENERAL HOSPITAL CORPORATION (US) 2013-01-24 WO claimed
US-20110300134-A1 REVERSE AMIDE COMPOUNDS AS PROTEIN DEACETYLASE INHIBITORS AND METHODS OF USE THEREOF ACETYLON PHARMACEUTICALS (US) 2011-12-08 US claimed
WO-2011091213-A2 REVERSE AMIDE COMPOUNDS AS PROTEIN DEACETYLASE INHIBITORS AND METHODS OF USE THEREOF ACETYLON PHARMACEUTICALS (US) 2011-07-28 WO claimed