Known targets — ChEMBL curated mechanism
The experimentally established mechanism targets of Piperazine. The predicted profile below is derived independently by chemical similarity — agreement is a validation signal, a miss is honest.
⚠ 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 | |
|---|---|---|---|---|
| Piperazine SCHEMBL3062535 | 1.00 | HIF1A (0.86) | — | |
| Piperazine SCHEMBL7690 | 1.00 | — | — | |
| Hydrochloric Acid SCHEMBL16226020 | 1.00 | HIF1A (0.86) | — | |
| Hydrochloric Acid SCHEMBL4769861 | 1.00 | HIF1A (0.86) | — | |
| Hydrochloric Acid SCHEMBL11801121 | 1.00 | HIF1A (0.86) | — | |
| Piperazine SCHEMBL20258219 | 1.00 | HIF1A (0.86) | — | |
| Hydrochloric Acid SCHEMBL11707528 | 1.00 | HIF1A (0.86) | — | |
| Piperazine SCHEMBL6598522 | 1.00 | HIF1A (0.86) | — | |
| Piperazine SCHEMBL4467850 | 1.00 | — | — | |
| Hydrochloric Acid SCHEMBL5568840 | 1.00 | HIF1A (0.86) | — |
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 548 patents — showing the first 20. claimed = in the patent's claims; disclosed = body only.
| Patent | Title | Assignee | Published | Priority | Filing | Country | Status |
|---|---|---|---|---|---|---|---|
| US-20250386747-A1 | TIN BASED PEROVSKITE FIELD EFFECT TRANSISTOR MEMORY AND METHOD OF MANUFACTURING SAME | POSTECH RES & BUSINESS DEV FOUND (KR) | 2025-12-18 | — | — | US | claimed |
| EP-4663645-A1 | TIN BASED PEROVSKITE FIELD EFFECT TRANSISTOR MEMORY AND METHOD OF MANUFACTURING SAME | POSTECH Research and Business Development Foundation (KR) | 2025-12-17 | — | — | EP | claimed |
| CN-119255620-A | Perovskite solar cell structure, preparation method and cell | 江苏先导微电子科技有限公司 | 2025-01-03 | — | — | CN | claimed |
| CN-116143724-A | Preparation method and application of piperazine chloride | 中国科学院宁波材料技术与工程研究所 | 2023-05-23 | — | — | CN | claimed |
| CN-114671830-A | Preparation method of biguanide derivative hydrochloride | 西安石油大学 | 2022-06-28 | — | — | CN | claimed |
| CN-109400549-A | The new preparation method of one kind of 1- [ 2-(2- hydroxyl-oxethyl) ethyl ] piperazine hydrochloride | 无锡乾浩生物医药有限公司 | 2019-03-01 | — | — | CN | claimed |
| CN-109384744-A | The new preparation method of one kind of 1- (2- chloroethyl) -4- methyl piperazine | 南京海燕生物医药科技有限公司 | 2019-02-26 | — | — | CN | claimed |
| CN-109384743-A | The new preparation method of one kind of 1- [2- (2- hydroxyl-oxethyl) ethyl] piperazine hydrochloride | 南京海燕生物医药科技有限公司 | 2019-02-26 | — | — | CN | claimed |
| CN-109010342-A | Pharmaceutical composition and method for acute-on-chronic liver failure and related liver disease | 方明 | 2018-12-18 | — | — | CN | claimed |
| CN-106366051-A | Synthesis method of cinnamyl piperazine | 郑州瑞康制药有限公司 | 2017-02-01 | — | — | CN | claimed |
| EP-1233991-A2 | PROCESS FOR THE PREPARATION OF A COATING, A COATED SUBSTRATE, AN ADHESIVE, A FILM OR SHEET, FOR THE THUS OBTAINED PRODUCTS AND THE COATING MIXTURE TO BE USED IN THE PROCESS | STAHL INTERNATIONAL B.V. (NL) | 2002-08-28 | — | — | EP | claimed |
| CN-1083448-C | 1-phenyl-4-benzylpiperazines: dopamine receptor subtype specific ligands (D4) | NEUROGEN CORP (US) | 2002-04-24 | — | — | CN | claimed |
| WO-2001023451-A2 | PROCESS FOR THE PREPARATION OF A COATING, A COATED SUBSTRATE, AN ADHESIVE, A FILM OR SHEET, FOR THE THUS OBTAINED PRODUCTS AND THE COATING MIXTURE TO BE USED IN THE PROCESS | STAHL INTERNATIONAL B.V. (NL) | 2001-04-05 | — | — | WO | claimed |
| CN-1250444-A | 1-phenyl-4-benzylpiperazines: dopamine receptor subtype specific ligands (D4) | NEUROGEN CORP (US) | 2000-04-12 | — | — | CN | claimed |
| EP-0945496-A1 | Ink compositions and multicolor thermal ink jet printing process for the production of high quality images | Xerox Corporation (US) | 1999-09-29 | — | — | EP | claimed |
| US-5958121-A | SET OF INKS COMPRISING FIRST AQUEOUS INK CONSISTING OF ANIONIC COLORANT, SECOND AQUEOUS INK CONTAINING AMMONIUM SALT, WHEREIN FIRST COLORANT IS IMMOBILIZED ON SUBSTRATE BY INTERACTION WITH AMMONIUM SALT, REDUCING INTERCOLOR BLEED | XEROX CORPORATION (US) | 1999-09-28 | — | — | US | claimed |
| EP-0898567-A1 | NOVEL N-AMINOALKYL-1-BIPHENYLENYL-2-CARBOXAMIDES; NEW DOPAMINE RECEPTOR SUBTYPE SPECIFIC LIGANDS | NEUROGEN CORPORATION (US) | 1999-03-03 | — | — | EP | claimed |
| WO-1997038990-A1 | NOVEL N-AMINOALKYL-1-BIPHENYLENYL-2-CARBOXAMIDES; NEW DOPAMINE RECEPTOR SUBTYPE SPECIFIC LIGANDS | NEUROGEN CORPORATION (US) | 1997-10-23 | — | — | WO | claimed |
| US-4556509-A | IMPROVES WATER FOAMING AND DEGREASING | COLGATE-PALMOLIVE COMPANY (US) | 1985-12-03 | — | — | US | claimed |
| US-4003988-A | POLYMERIC LATEX PARTICLES COATED WITH HUMAN CHORIONIC GONADOTROPIN ANTI-SERUM; BUFFERS | WARNER-LAMBERT COMPANY (US) | 1977-01-18 | — | — | US | claimed |