⚠ Novel chemotype — no close known analogue (best Tanimoto < 0.3). Unexplored chemical space relative to ChEMBL.
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.
| Compound | similarity | top predicted | shared targets | |
|---|---|---|---|---|
| SCHEMBL14143341 | 1.00 | — | — | |
| SCHEMBL14178768 | 1.00 | — | — | |
| Hydrochloric Acid SCHEMBL22230727 | 0.98 | — | — | |
| SCHEMBL23710053 | 0.86 | — | — | |
| SCHEMBL10154051 | 0.86 | — | — | |
| SCHEMBL23710147 | 0.86 | — | — | |
| SCHEMBL552779 | 0.85 | — | — | |
| Hydrochloric Acid SCHEMBL2106788 | 0.83 | KCNH3 (0.38) | — | |
| SCHEMBL24951677 | 0.83 | SIGMAR1 (0.41) | — | |
| SCHEMBL6929311 | 0.80 | DRD4 (0.38) | — |
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 209 patents — showing the first 20. claimed = in the patent's claims; disclosed = body only.
| Patent | Title | Assignee | Published | Priority | Filing | Country | Status |
|---|---|---|---|---|---|---|---|
| US-20180360834-A1 | QUINAZOLINE DERIVATIVES FOR THE TREATMENT OF CANCER DISEASES | BOEHRINGER INGELHEIM INT (DE) | 2018-12-20 | — | — | US | claimed |
| EP-3173084-A1 | QUINAZOLINE DERIVATIVES FOR THE TREATMENT OF CANCER DISEASES | Boehringer Ingelheim International GmbH (DE) | 2017-05-31 | — | — | EP | claimed |
| US-20170112835-A1 | QUINAZOLINE DERIVATIVES FOR THE TREATMENT OF CANCER DISEASES | BOEHRINGER INGELHEIM INT (DE) | 2017-04-27 | — | — | US | claimed |
| US-8586608-B2 | Quinazoline derivatives and pharmaceutical compositions containing them | BOEHRINGER INGELHEIM PHARMA GMBH & CO. KG (DE) | 2013-11-19 | — | — | US | claimed |
| US-RE43431-E1 | Quinazoline derivatives and pharmaceutical compositions containing them | BOEHRINGER INGELHEIM PHARMA GMBH & CO. KG (DE) | 2012-05-29 | — | — | US | claimed |
| EP-2340837-A1 | Combination treatment of cancer comprising EGFR/HER2 inhibitors | Boehringer Ingelheim International GmbH (DE) | 2011-07-06 | — | — | EP | claimed |
| US-20100010023-A1 | QUINAZOLINE DERIVATIVES AND PHARMACEUTICAL COMPOSITIONS CONTAINING THEM | BOEHRINGER INGELHEIM PHARMA GMBH & CO. KG (DE) | 2010-01-14 | — | — | US | claimed |
| US-20090306101-A1 | COMBINATION TREATMENT OF CANCER COMPRISING EGFR/HER2 INHIBITORS | BOEHRINGER INGELHEIM INTERNATIONAL GMBH (DE) | 2009-12-10 | — | — | US | claimed |
| US-20090306044-A1 | QUINAZOLINE DERIVATIVES FOR THE TREATMENT OF CANCER DISEASES | BOEHRINGER INGELHEIM INTERNATIONAL GMBH (DE) | 2009-12-10 | — | — | US | claimed |
| EP-1948180-A1 | COMBINATION TREATMENT OF CANCER COMPRISING EGFR/HER2 INHIBITORS | Boehringer Ingelheim International GmbH (DE) | 2008-07-30 | — | — | EP | claimed |
| EP-1948179-A1 | QUINAZOLINE DERIVATIVES FOR THE TREATMENT OF CANCER DISEASES | Boehringer Ingelheim International GmbH (DE) | 2008-07-30 | — | — | EP | claimed |
| WO-2007054550-A1 | QUINAZOLINE DERIVATIVES FOR THE TREATMENT OF CANCER DISEASES | BOEHRINGER INGELHEIM INTERNATIONAL GMBH (DE) | 2007-05-18 | — | — | WO | claimed |
| WO-2007054551-A1 | COMBINATION TREATMENT OF CANCER COMPRISING EGFR/HER2 INHIBITORS | BOEHRINGER INGELHEIM INTERNATIONAL GMBH (DE) | 2007-05-18 | — | — | WO | claimed |
| US-20060100223-A1 | Quinazoline derivatives and pharmaceutical compositions containing them | BOEHRINGER INGELHEIM PHARMA GMBH & CO. KG (DE) | 2006-05-11 | — | — | US | claimed |
| US-7019012-B2 | Tyrosine inhibitors; antitumor agents; respiratory system disorders | BOEHRINGER INGELHEIM INTERNATIONAL PHARMA GMBH & CO. KG (DE) | 2006-03-28 | — | — | US | claimed |
| US-20020173509-A1 | Quinazoline derivatives and phamaceutical compositions containing them | BOEHRINGER INGELHEIM PHARMA GMBH & CO. KG (DE) | 2002-11-21 | — | — | US | claimed |
| US-20260001846-A1 | SPIROCYCLOHEXANE DERIVATIVES, PHARMACEUTICAL COMPOSITIONS CONTAINING THEM AND THEIR USES AS ANTI-APOPTOTIC INHIBITORS | SERVIER LAB (FR) | 2026-01-01 | — | — | US | disclosed |
| US-12454534-B2 | Pyrrolo[2,3-b]pyrazines as HPK1 inhibitor and the use thereof | BEONE MEDICINES I GMBH (CH) | 2025-10-28 | — | — | US | disclosed |
| US-5434181-A | FOR USE IN AGRICULTURAL CHEMICALS | MITSUI TOATSU CHEMICALS, INC. (JP) | 1995-07-18 | — | — | US | disclosed |
| EP-0649845-A1 | Furanyl insecticide | MITSUI TOATSU CHEMICALS, Inc. (JP) | 1995-04-26 | — | — | EP | disclosed |