Napabucasin

Napabucasin

SCHEMBL29349770

CC(=O)c1cc2c(o1)C(=O)c1ccccc1C2=O

nearest known ligand 1.00 ✓ in ChEMBL — recovers established targets

Full drug profile on Sugi Atlas →

Predicted protein targets (top 20)

geneUniProtsupporting neighboursconfidence
STAT3 P40763 7/20 1.00
ALDH1A1 P00352 4/20 1.00
MAPT P10636 5/20 0.51
HTT P42858 3/20 0.51
LMNA P02545 3/20 0.51
MITF O75030 1/20 0.51
S100A4 P26447 1/20 0.46
KMT2A Q03164 4/20 0.44
RAB9A P51151 3/20 0.44
L3MBTL1 Q9Y468 3/20 0.44
APAF1 O14727 1/20 0.44
MEN1 O00255 3/20 0.44
NPC1 O15118 3/20 0.44
SMN1; SMN2 Q16637 3/20 0.44
MAOA P21397 1/20 0.44
CDC25B P30305 1/20 0.43
BCL2 P10415 1/20 0.42
MCL1 Q07820 1/20 0.42
HSP90AA1 P07900 1/20 0.41
HSP90AB1 P08238 1/20 0.41

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
Napabucasin SCHEMBL1883845 1.00 STAT3 (1.00) STAT3ALDH1A1MAPTHTTLMNA
SCHEMBL19597404 0.89 STAT3 (0.79) STAT3ALDH1A1MAPTHTTLMNA
Napabucasin SCHEMBL3654300 0.88 STAT3 (0.78) STAT3ALDH1A1MAPTHTTLMNA
SCHEMBL16917433 0.86 STAT3 (0.76) STAT3ALDH1A1MAPTHTTLMNA
SCHEMBL12640087 0.86 STAT3 (0.75) STAT3ALDH1A1MAPTHTTLMNA
SCHEMBL12494612 0.85 STAT3 (0.73) STAT3ALDH1A1MAPTHTTLMNA
SCHEMBL12640086 0.84 STAT3 (0.73) STAT3ALDH1A1MAPTHTTLMNA
SCHEMBL18691843 0.84 STAT3 (0.73) STAT3ALDH1A1MAPTHTTLMNA
SCHEMBL29364489 0.83 STAT3 (0.71) STAT3ALDH1A1MAPTHTTLMNA
SCHEMBL29362059 0.83 STAT3 (0.71) STAT3ALDH1A1MAPTHTTLMNA

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

Claimed or disclosed in 794 patents — showing the first 20. claimed = in the patent's claims; disclosed = body only.

PatentTitleAssigneePublishedPriorityFilingCountryStatus
CN-122010883-A Napabucasin derivative with double-target anti-tumor activity and preparation method and application thereof 中国海洋大学 2026-05-12 CN claimed
EP-4735453-A1 KRAS MODULATING COMPOUNDS GILEAD SCIENCES, INC. (US) 2026-05-06 EP claimed
EP-4735445-A1 KRAS MODULATING COMPOUNDS GILEAD SCIENCES, INC. (US) 2026-05-06 EP claimed
US-20260060936-A1 INDOLIUM-BASED STABILIZERS OF HYDROPHOBIC DRUGS TECHNION RES & DEV FOUNDATION (IL) 2026-03-05 US claimed
US-12559800-B2 KMT2A-MAML2 fusion molecules and uses thereof FOUNDATION MEDICINE, INC. (US) 2026-02-24 US claimed
EP-4695260-A1 KRAS MODULATING COMPOUNDS GILEAD SCIENCES, INC. (US) 2026-02-18 EP claimed
US-20260023070-A1 OPTOGENETIC ALPHA-SYNUCLEIN AGGREGATION SYSTEM-BASED COMPOUND SCREENING PLATFORM IN PD-hiPSC-mDA NEURONS UNIV JOHNS HOPKINS (US) 2026-01-22 US claimed
WO-2025245413-A1 IDENTIFICATION OF HIGH MORTALITY SUB-PHENOTYPES OF PEDIATRIC MULTIPLE ORGAN DYSFUNCTION SYNDROME (MODS) FOR MANAGEMENT AND TREATMENT THEREOF THE CHILDREN'S HOSPITAL OF PHILADELPHIA (US) 2025-11-27 WO claimed
EP-4251133-B1 COMBINED THERAPY AGAINST CANCER UNIV CATALUNYA POLITECNICA (ES) 2025-09-24 EP claimed
EP-3957631-B1 QUINOLINE COMPOUND OR PHARMACEUTICALLY ACCEPTABLE SALT THEREOF FOR TREATING EWING'S SARCOMA CHIA TAI TIANQING PHARMACEUTICAL GROUP CO LTD (CN) 2025-09-10 EP claimed
EP-4021581-A1 KMT2A-MAML2 FUSION MOLECULES AND USES THEREOF Foundation Medicine, Inc. (US) 2022-07-06 EP claimed
US-20220193067-A1 QUINOLINE COMPOUND OR PHARMACEUTICALLY ACCEPTABLE SALT THEREOF FOR TREATING EWING'S SARCOMA CHIA TAI TIANQING PHARMACEUTICAL GROUP CO., LTD. (CN) 2022-06-23 US claimed
US-20220193066-A1 QUINOLINE DERIVATIVE USED FOR COMBINATION TREATMENT OF SMALL CELL LUNG CANCER CHIA TAI TIANQING PHARMACEUTICAL GROUP CO., LTD. (CN) 2022-06-23 US claimed
WO-2022112206-A1 COMBINED THERAPY AGAINST CANCER UNIVERSITAT POLITÈCNICA DE CATALUNYA (ES) 2022-06-02 WO claimed
EP-4000600-A1 COMBINED THERAPY AGAINST CANCER Universitat Politècnica de Catalunya (ES) 2022-05-25 EP claimed
EP-3973963-A1 QUINOLINE DERIVATIVES FOR TREATMENT OF HEAD AND NECK CANCER Chia Tai Tianqing Pharmaceutical Group Co., Ltd. (CN) 2022-03-30 EP claimed
EP-3973964-A1 QUINOLINE DERIVATIVE USED FOR COMBINATION TREATMENT OF SMALL CELL LUNG CANCER Chia Tai Tianqing Pharmaceutical Group Co., Ltd. (CN) 2022-03-30 EP claimed
EP-3967310-A1 QUINOLINE DERIVATIVE USED FOR SOFT TISSUE SARCOMA COMBINATION THERAPY CHIA TAI TIANQING PHARMACEUTICAL GROUP CO., LTD. (CN) 2022-03-16 EP claimed
US-20220072013-A1 Pharmaceutical Combinations for the Treatment of Cancer CA*TX, INC. 2022-03-10 US claimed
EP-3957631-A1 QUINOLINE COMPOUND OR PHARMACEUTICALLY ACCEPTABLE SALT THEREOF FOR TREATING EWING'S SARCOMA Chia Tai Tianqing Pharmaceutical Group Co., Ltd. (CN) 2022-02-23 EP claimed

Patent text — is the patent's own abstract consistent with the prediction?

For each of this compound's patents that has machine-readable text (6 of them — usually the abstract, not the full specification), we ask MedCPT which protein the text reads most about, and where the chemistry-predicted target lands among 4885 human targets. A high rank means the patent's own wording is consistent with the prediction — a weak, independent signal, not proof of activity.

PatentTitleText reads most aboutPredicted target · text-rank
US-12559800-B2 KMT2A-MAML2 fusion molecules and uses thereof DNER, EGFR, NOTCH2 STAT3 560/4885ALDH1A1 4749/4885MAPT 1486/4885
US-20220193067-A1 QUINOLINE COMPOUND OR PHARMACEUTICALLY ACCEPTABLE SALT THEREOF FOR TREATING EWING'S SARCOMA EWSR1, SALL4, ABL1 STAT3 193/4885ALDH1A1 857/4885MAPT 4380/4885
US-20260060936-A1 INDOLIUM-BASED STABILIZERS OF HYDROPHOBIC DRUGS CHRM1, CHRNA6, OPRM1 STAT3 4826/4885ALDH1A1 3314/4885MAPT 277/4885
US-20220072013-A1 Pharmaceutical Combinations for the Treatment of Cancer APC, TP53, VHL STAT3 856/4885ALDH1A1 2278/4885MAPT 1619/4885
US-20260023070-A1 OPTOGENETIC ALPHA-SYNUCLEIN AGGREGATION SYSTEM-BASED COMPOUND SCREENING PLATFORM IN PD-hiPSC-mDA NEURONS SNCA, MAP1LC3B, MAPT STAT3 2062/4885ALDH1A1 2575/4885MAPT 3/4885
US-20220193066-A1 QUINOLINE DERIVATIVE USED FOR COMBINATION TREATMENT OF SMALL CELL LUNG CANCER H4C1; H4C2; H4C3; H4C4; H4C5; H4C6; H4C8; H4C9; H4C11; H4C12; H4C13; H4C14; H4C15; H4C16, TP53, KRAS STAT3 1603/4885ALDH1A1 3069/4885MAPT 2934/4885

“Text reads most about” is the patent abstract's nearest protein in MedCPT space (background-debiased). Only ~1.4% of patents have machine-readable text, so most compounds won't have this panel.