⚠ 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 | |
|---|---|---|---|---|
| Sulfurous Acid SCHEMBL11245585 | 1.00 | CA1 (0.86) | — | |
| Sulfurous Acid SCHEMBL28055765 | 1.00 | CA1 (0.86) | — | |
| Sulfurous Acid SCHEMBL11418347 | 1.00 | — | — | |
| Sulfurous Acid SCHEMBL28061693 | 1.00 | — | — | |
| Sulfurous Acid SCHEMBL11468957 | 0.94 | — | — | |
| Sulfurous Acid SCHEMBL5468006 | 0.94 | CA1 (0.75) | — | |
| Sulfurous Acid SCHEMBL11199392 | 0.94 | — | — | |
| Sulfurous Acid SCHEMBL18427654 | 0.94 | — | — | |
| Sulfurous Acid SCHEMBL1772064 | 0.94 | — | — | |
| Sulfurous Acid SCHEMBL7720065 | 0.94 | — | — |
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
Appears in 3168 patents — a generic fragment claimed broadly, so it's down-weighted as IP noise. Top by claim status then date:
| Patent | Title | Assignee | Published | Priority | Filing | Country | Status |
|---|---|---|---|---|---|---|---|
| EP-4743405-A1 | PROCESSES FOR PRODUCING CALCIUM OXIDE AND SULFURIC ACID FROM CALCIUM SULFATE WITH MAGNESIUM INTERMEDIATE | Innovator Energy Llc (US) | 2026-05-20 | — | — | EP | claimed |
| CN-122010156-A | Method for preparing high-purity calcium fluoride and calcium sulfate by recycling fluorine-containing mixed acid | 南京格洛特环境工程股份有限公司 | 2026-05-12 | — | — | CN | claimed |
| EP-4249457-B1 | METHOD FOR CO-PRODUCING 1,1-DIFLUOROETHANE AND VINYL CHLORIDE | ZHEJIANG QUHUA FLUOR CHEMISTRY CO LTD (CN) | 2026-04-22 | — | — | EP | claimed |
| EP-4709888-A1 | ORE FILTRATION | Coatex (FR) | 2026-03-18 | — | — | EP | claimed |
| US-12568977-B2 | Leavening agents | Kudos Blend Ltd. (GB) | 2026-03-10 | — | — | US | claimed |
| EP-4701433-A1 | METHOD FOR PROCESSING WET POMACE | Herbstreith & Fox GmbH & Co. KG Pektin-Fabriken (DE) | 2026-03-04 | — | — | EP | claimed |
| EP-4324331-B1 | METHOD TO PRODUCE A CLEAR PROTEIN INGREDIENT FROM SUNFLOWERSEEDS | CEREAL DOCKS S P A (IT) | 2026-03-04 | — | — | EP | claimed |
| US-12491146-B1 | Skin brightening compositions with thiopyridinone compound | L'OREAL (FR) | 2025-12-09 | — | — | US | claimed |
| US-20250340436-A1 | METHODS FOR RECOVERING IODINE (I2) | SOLSTICE ADVANCED MATERIALS US, INC. | 2025-11-06 | — | — | US | claimed |
| EP-4642246-A2 | METHODS AND SYSTEMS FOR INDUCING COALESCENCE OF FUNGAL PROTEINS, AND FUNGAL FOOD PRODUCTS MADE THEREBY | The Fynder Group, Inc. (US) | 2025-11-05 | — | — | EP | claimed |
| US-4238459-A | Chemical beneficiation of phosphatic limestone and phosphate rock with α-hydroxysulfonic acids | TENNESSEE VALLEY AUTHORITY (US) | 1980-12-09 | — | — | US | claimed |
| US-4227881-A | HEATED AQUEOUS SOLUTION OF SODIUM HYDROXYMETHANE SULFINATE, AMMONIUM SALT AND A SULFITE SALT | ROYCE CHEMICAL COMPANY (US) | 1980-10-14 | — | — | US | claimed |
| US-4183908-A | PRECIPITATION IN PRESENCE OF INORGANIC POLYPHOSPHATES | SOUTHERN CALIFORNIA EDISON COMPANY (US) | 1980-01-15 | — | — | US | claimed |
| US-4135967-A | PROCESS FOR PRODUCING CELLULOSE PULP BY SOLID PHASE DIGESTION | SOCIETE GENERALE DE BREVETS INDUSTRIELS ET OHIMIQUES (CH) | 1979-01-23 | — | — | US | claimed |
| US-4110154-A | SODIUM BISULFITE BY CATION EXCHANGING CALCIUM BISULFITE | RAUMA-REPOLA OY (FI) | 1978-08-29 | — | — | US | claimed |
| US-4080428-A | Process for the purification of flue and other waste gas | Holter, Heinz (DT) | 1978-03-21 | — | — | US | claimed |
| US-4066735-A | PROCESS FOR DEMINERALIZATION OF CRUSTACEA SHELLS | RAINIER NATIONAL BANK EXECUTOR OF THE ESTATE OF QUINTIN P. PENISTON, DEC'D. | 1978-01-03 | — | — | US | claimed |
| US-4009088-A | Process for producing aqueous solutions of sodium, ammonium and magnesium sulphite | RAUMA-REPOLA OY (SF) | 1977-02-22 | — | — | US | claimed |
| US-3998688-A | Method for the production of cellulose fibers using a two-step pre-treatment | VEB FILMFABRIK WOLFEN-FOTOCHEMISCHES KOMBINAT (DL) | 1976-12-21 | — | — | US | claimed |
| US-3961029-A | Process for recovering chromic acid solution from a waste liquor containing chromic ions | TOKICO LTD. (JA) | 1976-06-01 | — | — | US | claimed |