⚠ 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 | |
|---|---|---|---|---|
| SCHEMBL7878271 | 1.00 | CES2 (0.35) | — | |
| SCHEMBL9180234 | 0.86 | ACE (0.34) | — | |
| SCHEMBL6113163 | 0.86 | — | — | |
| SCHEMBL4957438 | 0.86 | — | — | |
| SCHEMBL9815391 | 0.85 | EPHX1 (0.37) | — | |
| SCHEMBL3238850 | 0.83 | — | — | |
| SCHEMBL1278207 | 0.83 | PLG (0.39) | — | |
| SCHEMBL11135891 | 0.79 | PLG (0.64) | — | |
| SCHEMBL7786834 | 0.74 | CES2 (0.41) | — | |
| SCHEMBL14722351 | 0.69 | — | — |
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 37 patents — showing the first 20. claimed = in the patent's claims; disclosed = body only.
| Patent | Title | Assignee | Published | Priority | Filing | Country | Status |
|---|---|---|---|---|---|---|---|
| US-20250263419-A1 | Preparation of Buprenorphine | RIVER STONE BIOTECH APS (DK) | 2025-08-21 | — | — | US | disclosed |
| EP-4090662-B1 | PREPARATION OF BUPRENORPHINE | RIVER STONE BIOTECH APS (DK) | 2024-06-12 | — | — | EP | disclosed |
| US-20240150804-A1 | Demethylation of Reticuline and Derivatives Thereof with Fungal Cytochrome P450 | RIVER STONE BIOTECH, INC. | 2024-05-09 | — | — | US | disclosed |
| US-20230332195-A1 | GENETICALLY MODIFIED HOST CELLS PRODUCING BENZYLISOQUINOLINE ALKALOIDS | RIVER STONE BIOTECH APS (DK) | 2023-10-19 | — | — | US | disclosed |
| US-11781164-B2 | Demethylation of reticuline and derivatives thereof with fungal cytochrome P450 | River Stone Biotech, LLC (US) | 2023-10-10 | — | — | US | disclosed |
| EP-4041891-A1 | GENETICALLY MODIFIED HOST CELLS PRODUCING BENZYLISOQUINOLINE ALKALOIDS | River Stone Biotech ApS (DK) | 2022-08-17 | — | — | EP | disclosed |
| US-11390628-B2 | Preparation of buprenorphine | RIVER STONE BIOTECH LLC (US) | 2022-07-19 | — | — | US | disclosed |
| US-20210380597-A1 | PREPARATION OF BUPRENORPHINE | River Stone Biotech Inc. | 2021-12-09 | — | — | US | disclosed |
| US-20210230655-A1 | Demethylation of Reticuline and Derivatives Thereof with Fungal Cytochrome P450 | RIVER STONE BIOTECH, INC. | 2021-07-29 | — | — | US | disclosed |
| WO-2021144362-A1 | PREPARATION OF BUPRENORPHINE | RIVER STONE BIOTECH APS (DK) | 2021-07-22 | — | — | WO | disclosed |
| US-6458958-B1 | PROCESS OF PREPARING A PIPERIDINE DERIVATIVE COMPOUND OF THE FORMULA: ACYLATING AN .ALPHA.,.ALPHA.-DISUBSTITUTED-METHYLBENZENE DERIVATIVE HAVING THE FORMULA: | ALBANY MOLECULAR RESEARCH, INC. | 2002-10-01 | — | — | US | disclosed |
| US-6444824-B1 | ANTISEROTONINE AGENTS; SIDE EFFECT REDUCTION | ALBANY MOLECULAR RESEARCH, INC. | 2002-09-03 | — | — | US | disclosed |
| US-6153754-A | Process for production of piperidine derivatives | ALBANY MOLECULAR RESEARCH, INC. (US) | 2000-11-28 | — | — | US | disclosed |
| EP-0868182-A4 | PROCESS FOR PRODUCTION OF PIPERIDINE DERIVATIVES | ALBANY MOLECULAR RES INC (US) | 1999-04-07 | — | — | EP | disclosed |
| EP-0868182-A1 | PROCESS FOR PRODUCTION OF PIPERIDINE DERIVATIVES | ALBANY MOLECULAR RESEARCH, INC. (US) | 1998-10-07 | — | — | EP | disclosed |
| WO-1997023213-A1 | PROCESS FOR PRODUCTION OF PIPERIDINE DERIVATIVES | ALBANY MOLECULAR RESEARCH, INC. (US) | 1997-07-03 | — | — | WO | disclosed |
| WO-1997009983-A1 | PIPERIDINE DERIVATIVES AND PROCESSES FOR THEIR PRODUCTION | ALBANY MOLECULAR RESEARCH, INC. (US) | 1997-03-20 | — | — | WO | disclosed |
| US-4122116-A | HERBICIDES | DEUTSCHE GOLD- UND SILBER- SCHEIDEANSTALT VORMALS ROESSLER (DE) | 1978-10-24 | — | — | US | disclosed |
| US-4108877-A | REACTING ACYL HALIDE WITH COPPER CYANIDE WITH HEATING IN THE PRESENCE OF A CARBOXYLIC ACID NITRILE AND AN ORGANIC SOLVENT | DEUTSCHE GOLD- UND SILBER-SCHEIDEANSTALT VORMALS ROESSLER (DE) | 1978-08-22 | — | — | US | disclosed |
| US-4108875-A | REACTING ACYL HALIDE WITH AN ALKALI METAL CYANIDE AND A COPPER(I) SALT IN THE PRESENCE OF A CARBOXYLIC ACID NITRILE WITH HEATING | DEUTSCHE GOLD- UND SILBER-SCHEIDEANSTALT VORMALS ROESSLER (DE) | 1978-08-22 | — | — | US | disclosed |