⚠ 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 | |
|---|---|---|---|---|
| SCHEMBL619635 | 0.81 | — | — | |
| SCHEMBL3248587 | 0.80 | — | — | |
| SCHEMBL1267649 | 0.80 | — | — | |
| SCHEMBL2275638 | 0.80 | — | — | |
| SCHEMBL4370451 | 0.79 | — | — | |
| SCHEMBL7698086 | 0.79 | — | — | |
| SCHEMBL1465655 | 0.79 | — | — | |
| SCHEMBL426680 | 0.79 | — | — | |
| SCHEMBL4765752 | 0.79 | — | — | |
| SCHEMBL2986917 | 0.78 | — | — |
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 51 patents — showing the first 20. claimed = in the patent's claims; disclosed = body only.
| Patent | Title | Assignee | Published | Priority | Filing | Country | Status |
|---|---|---|---|---|---|---|---|
| US-20250066309-A1 | DIAMINOPYRIMIDINES AS P2X3 AND P2X2/3 ANTAGONISTS | ROCHE PALO ALTO LLC (US) | 2025-02-27 | — | — | US | disclosed |
| US-20250025462-A1 | METHODS OF USING DIAMINOPYRIMIDINE P2X3 AND P2X2/3 RECEPTOR MODULATORS FOR TREATMENT OF RESPIRATORY AND GASTROINTESTINAL DISEASES | ROCHE PALO ALTO LLC (US) | 2025-01-23 | — | — | US | disclosed |
| US-20240158356-A1 | DIAMINOPYRIMIDINES AS P2X3 AND P2X2/3 ANTAGONISTS | ROCHE PALO ALTO LLC (US) | 2024-05-16 | — | — | US | disclosed |
| US-20230100975-A1 | DIAMINOPYRIMIDINES AS P2X3 AND P2X2/3 ANTAGONISTS | ROCHE PALO ALTO LLC (US) | 2023-03-30 | — | — | US | disclosed |
| US-20210008071-A1 | METHODS OF USING DIAMINOPYRIMIDINE P2X3 AND P2X2/3 RECEPTOR MODULATORS FOR TREATMENT OF RESPIRATORY AND GASTROINTESTINAL DISEASES | ROCHE PALO ALTO LLC (US) | 2021-01-14 | — | — | US | disclosed |
| US-20210009531-A1 | DIAMINOPYRIMIDINES AS P2X3 AND P2X2/3 ANTAGONISTS | ROCHE PALO ALTO LLC (US) | 2021-01-14 | — | — | US | disclosed |
| US-20200115347-A1 | DIAMINOPYRIMIDINES AS P2X3 AND P2X2/3 ANTAGONISTS | ROCHE PALO ALTO LLC (US) | 2020-04-16 | — | — | US | disclosed |
| US-20190270713-A1 | DIAMINOPYRIMIDINES AS P2X3 AND P2X2/3 ANTAGONISTS | ROCHE PALO ALTO LLC (US) | 2019-09-05 | — | — | US | disclosed |
| US-20190016688-A1 | DIAMINOPYRIMIDINES AS P2X3 AND P2X2/3 ANTAGONISTS | ROCHE PALO ALTO LLC (US) | 2019-01-17 | — | — | US | disclosed |
| US-20180311240-A1 | METHODS OF USING DIAMINOPYRIMIDINE P2X3 AND P2X2/3 RECEPTOR MODULATORS FOR TREATMENT OF RESPIRATORY AND GASTROINTESTINAL DISEASES | ROCHE PALO ALTO LLC (US) | 2018-11-01 | — | — | US | disclosed |
| EP-1924264-A1 | DIAMINOPYRIMIDINES AS P2X3 AND P2X2/3 MODULATORS | F.HOFFMANN-LA ROCHE AG (CH) | 2008-05-28 | — | — | EP | disclosed |
| WO-2007025925-A1 | DIAMINOPYRIMIDINES AS P2X3 AND P2X2/3 MODULATORS | F. HOFFMANN-LA ROCHE AG (CH) | 2007-03-08 | — | — | WO | disclosed |
| US-20070049609-A1 | Methods of using diaminopyrimidine P2X3 and P2X2/3 receptor modulators for treatment of respiratory and gastrointestinal diseases | ROCHE PALO ALTO LLC | 2007-03-01 | — | — | US | disclosed |
| EP-1725540-A1 | DIAMINOPYRIMIDINES AS P2X3 AND P2X2/3 ANTAGONISTS | F.HOFFMANN-LA ROCHE AG (CH) | 2006-11-29 | — | — | EP | disclosed |
| WO-2005095359-A1 | DIAMINOPYRIMIDINES AS P2X3 AND P2X2/3 ANTAGONISTS | F. HOFFMANN-LA ROCHE AG (CH) | 2005-10-13 | — | — | WO | disclosed |
| US-20050209260-A1 | Purinergic receptor antagonists; genitourinary and pain-related diseases; for example, 5-(2-isopropyl-4,5-dimethoxybenzyl)-pyrimidine-2,4-diamine | ROCHE PALO ALTO LLC | 2005-09-22 | — | — | US | disclosed |
| US-6380218-B1 | FOR THERAPY OF RESPIRATORY, ALLERGIC, AND INFLAMMATORY DISORDERS COMPRISING ASTHMA, CHRONIC OBSTRUCTIVE PULMONARY DISEASE, ACUTE RESPIRATORY DISEASE SYNDROME, PULMONARY HYPERSENSITIVITY, AND ALLERGIC RHINITIS IN A MAMMAL | PFIZER INC | 2002-04-30 | — | — | US | disclosed |
| WO-2000078724-A2 | IMIDAZOLINDERIVATIVES THEIR PREPARATION AND THEIR PHARMACEUTICAL USE | ELI LILLY AND COMPANY (US) | 2000-12-28 | — | — | WO | disclosed |
| EP-0971894-A1 | NICOTINAMIDE DERIVATIVES | Pfizer Products Inc. (US) | 2000-01-19 | — | — | EP | disclosed |
| WO-1998045268-A1 | NICOTINAMIDE DERIVATIVES | PFIZER PRODUCTS INC. (US) | 1998-10-15 | — | — | WO | disclosed |