Sulfurous Acid

Sulfurous Acid

SCHEMBL1001

O=S(O)O.[NaH]

nearest known ligand 0.00

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⚠ 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.

Compoundsimilaritytop predictedshared targets
Sulfurous Acid SCHEMBL11523855 1.00 CA1 (0.86)
Sulfurous Acid SCHEMBL11413650 1.00 CA1 (0.86)
Sulfurous Acid SCHEMBL11613577 1.00 CA1 (0.86)
Sulfurous Acid SCHEMBL10946517 1.00 CA1 (0.86)
Sulfurous Acid SCHEMBL8355354 1.00 CA1 (0.86)
Sulfurous Acid SCHEMBL10425425 1.00 CA1 (0.86)
Sulfurous Acid SCHEMBL8684064 1.00 CA1 (0.86)
Sulfurous Acid SCHEMBL8349231 1.00 CA1 (0.86)
Sulfurous Acid SCHEMBL10693687 1.00 CA1 (0.86)
Sulfurous Acid SCHEMBL10790671 1.00 CA1 (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

Appears in 338666 patents — a generic fragment claimed broadly, so it's down-weighted as IP noise. Top by claim status then date:

PatentTitleAssigneePublishedPriorityFilingCountryStatus
US-6372755-B1 None US claimed
US-12186425-B2 Devices and methods for reducing cystine crystals in vivo UNIVERSITY OF FLORIDA RESEARCH FOUNDATION, INC. (US) 2025-01-07 US claimed
CN-119236872-A Aerogel composite material for air purification and preparation method thereof 奥伯风环境科技(南京)有限公司 2025-01-03 CN claimed
CN-119241915-A Anisotropic wood-based cellulose dynamic self-adaptive hydrogel and preparation and application thereof 东华大学 2025-01-03 CN claimed
CN-119192479-A Leakage-proof plugging gel for high-performance fractured stratum and preparation method thereof 延长油田股份有限公司吴起采油厂 2024-12-27 CN claimed
CN-119186234-A CO (carbon monoxide)2Phase change absorption system and preparation method and application thereof 新疆石油管理局有限公司 2024-12-27 CN claimed
WO-2024261026-A1 SOLID ORAL FORMULATION OF PUDAFENSINE INITIATOR PHARMA A/S (DK) 2024-12-26 WO claimed
WO-2024221524-A9 OPHTHALMIC COMPOSITION FOR TREATING NON-INFECTIOUS INFLAMMATORY DISEASES 维眸生物科技(浙江)有限公司 2024-12-26 WO claimed
CN-119177114-A Drilling fluid composition and preparation method and application thereof 中石化石油工程技术服务股份有限公司 2024-12-24 CN claimed
CN-119162473-A Method for directly separating ferrovanadium from ferrovanadium coexisting acid liquor in one step 青岛惠城环保科技集团股份有限公司 2024-12-20 CN claimed
US-3947601-A Food for sea life comprising homogenized mixture of sea urchin eggs and sodium sulfite preservative ORTEGA MICHAEL 1976-03-30 US claimed
US-3944650-A Process for removing oxides of sulfur, dust and mist from combustion waste gas ASAHI GLASS COMPANY LTD. (JA) 1976-03-16 US claimed
US-3943174-A Bisulfite reaction with olefins ETHYL CORPORATION (US) 1976-03-09 US claimed
US-3941597-A Application of protective polymer to processed diffusion transfer light sensitive element POLAROID CORPORATION (US) 1976-03-02 US claimed
US-3940341-A Granular detergent compositions COLGATE-PALMOLIVE COMPANY (US) 1976-02-24 US claimed
US-3939662-A Liquid impervious surface structures PHILLIPS PETROLEUM COMPANY (US) 1976-02-24 US claimed
US-3939185-A Process for the preparation of 1-nitro-anthraquinone which is practically free of 1,5-dinitro-anthraquinone BAYER AKTIENGESELLSCHAFT (DT) 1976-02-17 US claimed
US-3932336-A Emulsion polymerization of vinyl bromide with vinyl comonomer ETHYL CORPORATION (US) 1976-01-13 US claimed
US-3931365-A AMMONIUM OR METAL THIOSULFATE, SULFITE OR BISULFITE STAUFFER CHEMICAL COMPANY (US) 1976-01-06 US claimed
US-3931321-A Process for the preparation of O-aminothiophenols HOECHST AKTIENGESELLSCHAFT (DT) 1976-01-06 US claimed