Known targets — ChEMBL curated mechanism
ABL1ACEACHEACVR1ADRA1AADRA1BADRA1DADRA2AADRA2BADRA2CADRB1ADRB2ADRB3AGTR1ALKAVPR1AAVPR2BCHEBCRCA2CACNA1ACACNA1BCACNA1CCACNA1DCACNA1ECACNA1FCACNA1GCACNA1HCACNA1ICACNA1SCACNA2D1CACNA2D2CACNA2D3CACNA2D4CACNB1CACNB2CACNB3CACNB4CACNG1CACNG2CACNG3CACNG4CACNG5CACNG6CACNG7CACNG8CALCRLCASRCCR5CDK4CDK6CFBCHRM1CHRM2CHRM3CHRM4CHRM5CHRNA1CHRNA3CHRNA7CHRNB1CHRNB4CHRNDCHRNECHRNGCOXFA4COXFA4L2CRBNCSF1RCUL4ACYP19A1DDB1DPP4DRD1DRD2DRD3DRD4EDNRAEGFREML4ERBB2ERBB4ESR1ESR2FGFR1FGFR3FLT1FLT3FLT4GAAGABRA1GABRA2GABRA3GABRA4GABRA5GABRA6GABRB1GABRB2GABRB3GABRDGABREGABRG1GABRG2GABRG3GABRPGABRQGHSRGLAGNRHRGPD2GRIN1GRIN2AGRIN2BGRIN2CGRIN2DGRIN3AGRIN3BGSTP1HCN4HCRTR1HCRTR2HDAC1HDAC10HDAC11HDAC2HDAC3HDAC4HDAC5HDAC6HDAC7HDAC8HDAC9HRH1HRH2HRH3HSD11B1HSP90AA1HSP90AB1HTR1AHTR1BHTR1DHTR1EHTR1FHTR2AHTR2BHTR2CHTR3AHTR3BHTR3CHTR3DHTR3EHTR4HTR5AHTR6HTR7IMPDH1IMPDH2ITGA2BITGB3ITKJAK1JAK2KCNA1KCNA10KCNA2KCNA3KCNA4KCNA5KCNA6KCNA7KCNB1KCNB2KCNC1KCNC2KCNC3KCNC4KCND1KCND2KCND3KCNF1KCNG1KCNG2KCNG3KCNG4KCNH1KCNH2KCNH3KCNH4KCNH5KCNH6KCNH7KCNH8KCNJ2KCNJ3KCNJ5KCNK3KCNK9KCNQ1KCNQ2KCNQ3KCNQ4KCNQ5KCNS1KCNS2KCNS3KCNV1KCNV2KDRKITKLKB1LCKMMAOAMAOBMAPK14METMMP1MMP13MMP7MMP8MT-ND1MT-ND2MT-ND3MT-ND4MT-ND4LMT-ND5MT-ND6NDUFA1NDUFA10NDUFA11NDUFA12NDUFA13NDUFA2NDUFA3NDUFA5NDUFA6NDUFA7NDUFA8NDUFA9NDUFAB1NDUFAF1NDUFAF2NDUFAF3NDUFAF4NDUFB1NDUFB10NDUFB11NDUFB2NDUFB3NDUFB4NDUFB5NDUFB6NDUFB7NDUFB8NDUFB9NDUFC1NDUFC2NDUFS1NDUFS2NDUFS3NDUFS4NDUFS5NDUFS6NDUFS7NDUFS8NDUFV1NDUFV2NDUFV3NR3C1NS5ANTRK1NTRK2NTRK3ODC1OPRD1OPRK1OPRM1P2RY12PAHPARP1PDE3APDE3BPDE4APDE4BPDE4CPDE4DPDE5APDE7APDE7BPDE8APDE8BPDGFRAPDGFRBPIK3CAPIK3CDPNPPOLA1POLA2POLD1POLD2POLD3POLD4POLEPOLE2POLE3PPARGPRIM1PRIM2PRKCAPRKCBPRKCDPRKCEPRKCGPRKCHPRKCIPRKCQPRKCZPRKD1PRKD3PTGS1PTGS2RBX1RENRETROCK1ROCK2RPE65RRM1RRM2RRM2BS1PR1S1PR2S1PR3S1PR4S1PR5SCN10ASCN11ASCN1ASCN2ASCN3ASCN4ASCN5ASCN7ASCN8ASCN9ASCNN1ASCNN1BSCNN1GSIGMAR1SLC18A2SLC6A1SLC6A2SLC6A3SLC6A4SLC9A3SRCTACR1TOP1TOP2ATOP2BTTRTYMPdacAdacBdacCembAfolAftsIgyrAgyrBmrcAmrcBmrdAparCparEpolrplArplBrplCrplDrplErplFrplIrplJrplKrplLrplMrplNrplOrplPrplQrplRrplSrplTrplUrplVrplWrplXrplYrpmArpmBrpmCrpmDrpmErpmE2rpmFrpmGrpmG1rpmG2rpmG3rpmHrpmIrpmJrpsArpsBrpsCrpsDrpsErpsFrpsGrpsHrpsIrpsJrpsKrpsLrpsMrpsNrpsOrpsPrpsQrpsRrpsSrpsTrpsUykgMykgO
The experimentally established mechanism targets of Hydrochloric Acid. The predicted profile below is derived independently by chemical similarity — agreement is a validation signal, a miss is honest.
Predicted protein targets (top 4)
| gene | UniProt | supporting neighbours | confidence | |
|---|---|---|---|---|
| ▸ | CETP | P11597 | 1/20 | 0.33 |
| ▸ | ALDH1A1 | P00352 | 1/20 | 0.31 |
| ▸ | TRPV1 | Q8NER1 | 1/20 | 0.31 |
| ▸ | TRPA1 | O75762 | 1/20 | 0.31 |
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.
| Compound | similarity | top predicted | shared targets | |
|---|---|---|---|---|
| Hydrochloric Acid SCHEMBL8182313 | 1.00 | CETP (0.33) | CETPALDH1A1TRPV1TRPA1 | |
| Hydrochloric Acid SCHEMBL8182315 | 1.00 | CETP (0.33) | CETPALDH1A1TRPV1TRPA1 | |
| SCHEMBL13180016 | 0.97 | — | — | |
| SCHEMBL2995378 | 0.97 | — | — | |
| SCHEMBL31707876 | 0.97 | — | — | |
| SCHEMBL16487147 | 0.97 | — | — | |
| Hydrochloric Acid SCHEMBL19665892 | 0.78 | CETP (0.31) | CETP | |
| Hydrochloric Acid SCHEMBL7274888 | 0.78 | CETP (0.31) | CETP | |
| SCHEMBL5704598 | 0.74 | CETP (0.32) | CETP | |
| SCHEMBL5704659 | 0.74 | CETP (0.32) | CETP |
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 23 patents — showing the first 20. claimed = in the patent's claims; disclosed = body only.
| Patent | Title | Assignee | Published | Priority | Filing | Country | Status |
|---|---|---|---|---|---|---|---|
| US-20260098036-A1 | 2-HETEROARYL-3-OXO-2,3-DIHYDROPYRIDAZINE-4-CARBOXAMIDES FOR THE TREATMENT OF CANCER | DEUTSCHES KREBSFORSCHUNGSZENTRUM (DE) | 2026-04-09 | — | — | US | disclosed |
| US-12522594-B2 | 2-heteroaryl-3-oxo-2,3-dihydropyridazine-4-carboxamides for the treatment of cancer | DEUTSCHES KREBSFORSCHUNGSZENTRUM (DE) | 2026-01-13 | — | — | US | disclosed |
| US-20240294505-A1 | 2-HETEROARYL-3-OXO-2,3-DIHYDROPYRIDAZINE-4-CARBOXAMIDES FOR THE TREATMENT OF CANCER | BAYER AKTIENGESELLSCHAFT (DE) | 2024-09-05 | — | — | US | disclosed |
| US-11795164-B2 | 2-heteroaryl-3-oxo-2,3-dihydropyridazine-4-carboxamides for the treatment of cancer | BAYER AKTIENGESELLSCHAFT (DE) | 2023-10-24 | — | — | US | disclosed |
| US-20230121195-A1 | 2-HETEROARYL-3-OXO-2,3-DIHYDROPYRIDAZINE-4-CARBOXAMIDES FOR THE TREATMENT OF CANCER | BAYER AKTIENGESELLSCHAFT (DE) | 2023-04-20 | — | — | US | disclosed |
| EP-3464248-B1 | 3-OXO-2,6-DIPHENYL-2,3-DIHYDROPYRIDAZINE-4-CARBOXAMIDES | Bayer Pharma AG (DE) | 2021-09-08 | — | — | EP | disclosed |
| US-11040035-B2 | 3-oxo-2,6-diphenyl-2,3-dihydropyridazine-4-carboxamides | BAYER PHARMA AKTIENGESELLSCHAFT (DE) | 2021-06-22 | — | — | US | disclosed |
| WO-2021094209-A1 | SUBSTITUTED PYRROLO TRIAZINE CARBOXAMIDE DERIVATIVES AS PROSTAGLANDIN EP3 RECEPTOR ANTAGONISTS | BAYER AKTIENGESELLSCHAFT (DE) | 2021-05-20 | — | — | WO | disclosed |
| EP-3580211-B1 | 2-HETEROARYL-3-OXO-2,3-DIHYDROPYRIDAZINE-4-CARBOXAMIDES FOR THE TREATMENT OF CANCER | BAYER AG (DE) | 2020-12-02 | — | — | EP | disclosed |
| US-20200237757-A1 | 3-OXO-2,6-DIPHENYL-2,3-DIHYDROPYRIDAZINE-4-CARBOXAMIDES | BAYER PHARMA AKTIENGESELLSCHAFT (DE) | 2020-07-30 | — | — | US | disclosed |
| US-6130315-A | SUBSTRATES IN WHICH THE SCISSILE AMIDE BOND HAS BEEN REPLACED BY AN ACTIVATED ELECTROPHILIC KETONE MOIETY; ANTIINFLAMMATORY AGENTS; ANTIPROLIFERATIVE/ANTICARCINOGENIC/ANTIARTHRITIC AGENTS; TREATMENT OF AUTOIMMUNE DISEASES | MERRELL PHARMACEUTICALS INC. (US) | 2000-10-10 | — | — | US | disclosed |
| US-5849866-A | Peptidase inhibitors | MERRELL PHARMACEUTICALS INC. (US) | 1998-12-15 | — | — | US | disclosed |
| EP-0611374-B1 | 17-BETA-SUBSTITUTED 4-AZA-5-ALPHA-ANDROSTAN-3-ONE DERIVATIVES | PHARMACIA & UPJOHN SPA (IT) | 1997-10-22 | — | — | EP | disclosed |
| US-5574017-A | Antibacterial agents | GUTHEIL WILLIAM G (US) | 1996-11-12 | — | — | US | disclosed |
| US-5496927-A | INHIBITORS OF HUMAN LEUKOCYTE ELASTASE, CATHEPSIN G, CHYMOTRYPSIN | MERRELL PHARMACEUTICALS INC. (US) | 1996-03-05 | — | — | US | disclosed |
| US-5418238-A | 17β-substituted 4-aza-5α-androstan-3-one derivatives | FARMITALIA CARLO ERBA S.R.L. (IT) | 1995-05-23 | — | — | US | disclosed |
| EP-0611374-A1 | 17-g(b)-SUBSTITUTED 4-AZA-5-g(a)-ANDROSTAN-3-ONE DERIVATIVES. | ERBA FARMITALIA (IT) | 1994-08-24 | — | — | EP | disclosed |
| WO-1994003476-A1 | 17β-SUBSTITUTED 4-AZA-5α-ANDROSTAN-3-ONE DERIVATIVES | FARMITALIA CARLO ERBA S.R.L. (IT) | 1994-02-17 | — | — | WO | disclosed |
| EP-0195212-B1 | Novel peptidase inhibitors | MERRELL DOW PHARMA (US) | 1993-11-24 | — | — | EP | disclosed |
| EP-0195212-A2 | Novel peptidase inhibitors | MERRELL DOW PHARMACEUTICALS INC. (US) | 1986-09-24 | — | — | EP | disclosed |
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.
| Patent | Title | Text reads most about | Predicted target · text-rank |
|---|---|---|---|
| US-20260098036-A1 | 2-HETEROARYL-3-OXO-2,3-DIHYDROPYRIDAZINE-4-CARBOXAMIDES FOR THE TREATMENT OF CANCER | AHR, CBR1, CNR1 | CETP 2088/4885ALDH1A1 618/4885TRPV1 961/4885 |
| US-11040035-B2 | 3-oxo-2,6-diphenyl-2,3-dihydropyridazine-4-carboxamides | AHR, HRH2, HRH4 | CETP 4410/4885ALDH1A1 279/4885TRPV1 84/4885 |
| US-11795164-B2 | 2-heteroaryl-3-oxo-2,3-dihydropyridazine-4-carboxamides for the treatment of cancer | AHR, ARNT, HRH2 | CETP 4528/4885ALDH1A1 325/4885TRPV1 315/4885 |
| US-20230121195-A1 | 2-HETEROARYL-3-OXO-2,3-DIHYDROPYRIDAZINE-4-CARBOXAMIDES FOR THE TREATMENT OF CANCER | AHR, ARNT, HRH2 | CETP 4528/4885ALDH1A1 325/4885TRPV1 315/4885 |
| US-20200237757-A1 | 3-OXO-2,6-DIPHENYL-2,3-DIHYDROPYRIDAZINE-4-CARBOXAMIDES | AHR, HRH2, HRH4 | CETP 4410/4885ALDH1A1 279/4885TRPV1 84/4885 |
| US-20240294505-A1 | 2-HETEROARYL-3-OXO-2,3-DIHYDROPYRIDAZINE-4-CARBOXAMIDES FOR THE TREATMENT OF CANCER | AHR, ARNT, HRH2 | CETP 4475/4885ALDH1A1 360/4885TRPV1 290/4885 |
“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.