2,3-Dimercapto-1-Propanesulfonic Acid

2,3-Dimercapto-1-Propanesulfonic Acid

SCHEMBL135293

O=S(=O)(O)CC(S)CS

nearest known ligand 0.00

Full drug profile on Sugi Atlas →

⚠ 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.

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 1934 patents — showing the first 20. claimed = in the patent's claims; disclosed = body only.

PatentTitleAssigneePublishedPriorityFilingCountryStatus
CN-122013272-A HVLP copper foil electroplating process 江西鑫铂瑞科技股份有限公司 2026-05-12 CN claimed
US-20260028685-A1 Saliva Stabilization Solution For Use In Nucleic Acid Amplification Reactions And Methods Of Use For The Detection Of Pathogen Nucleic Acids UNIV COLORADO REGENTS (US) 2026-01-29 US claimed
US-20250382499-A1 WATERBORNE COATING FORMULATION WITH POLYHEDRAL OLIGOMERIC SILSESQUIOXANE, SYNTHETIC METHOD AND APPLICATION THEREOF NANO & ADVANCED MATERIALS INST LTD (HK) 2025-12-18 US claimed
US-20250381163-A1 Chelating Agents for Use in Cancer Therapy PLECO THERAPEUTICS B V (NL) 2025-12-18 US claimed
EP-3829715-B1 QUATERNARY AMMONIUM SALTS OF NICOTINIC ACID AND NICOTINAMIDE MONONUCLOETIDES AND RIBOSIDES AS ANTI-AGING AGENTS Jumpstart Fertility Pty Ltd (AU) 2025-12-03 EP claimed
EP-3794005-B1 INORGANIC SALTS OF NICOTINIC ACID MONONUCLEOTIDE AS ANTI-AGING AGENTS Jumpstart Fertility Pty Ltd (AU) 2025-10-22 EP claimed
EP-4622988-A1 DITHIOL CHELATORS FOR METAL CONJUGATION TO ANTIBODIES Standard Biotools Canada Inc. (CA) 2025-10-01 EP claimed
US-20250249002-A1 PHARMACEUTICAL COMPOSITION FOR TOPICAL WOUND TREATMENT CONSEJO NACIONAL DE INVESTIGACIONES CIENTIFICAS Y TECN (AR) 2025-08-07 US claimed
US-20250228846-A1 MORPHINE FORMULATIONS FRESENIUS KABI DEUTSCHLAND GMBH (DE) 2025-07-17 US claimed
US-12338434-B1 Methods and materials for discovery of functional ligands to molecular complexes Base Pair Biotechnologies, Inc. (US) 2025-06-24 US claimed
EP-0353295-A1 NOVEL AND IMPROVED ANTIBODIES FOR SITE SPECIFIC ATTACHMENT OF COMPOUNDS. CYTOGEN CORP (US) 1990-02-07 EP claimed
WO-1989007114-A1 NOVEL AND IMPROVED ANTIBODIES FOR SITE SPECIFIC ATTACHMENT OF COMPOUNDS CYTOGEN CORPORATION (US) 1989-08-10 WO claimed
WO-1989007269-A1 METHOD FOR THE PREPARATION OF ANTIBODY-FRAGMENT CONJUGATES CYTOGEN CORPORATION (US) 1989-08-10 WO claimed
US-4741900-A Antibody-metal ion complexes CYTOGEN CORPORATION (US) 1988-05-03 US claimed
US-4720379-A Use of dimercaptopropanesulfonic acid and dimercapto-propanesuccinic acid for the preparation of pharmaceutical compositions and a method of treatment HEY CHEM. PHARM. FABRIK GMBH & CO. KG (DE) 1988-01-19 US claimed
WO-1986001410-A1 ANTIBODY-METAL ION COMPLEXES CYTOGEN CORPORATION (US) 1986-03-13 WO claimed
EP-0173629-A1 Antibody-metal ion complexes CYTOGEN CORPORATION (US) 1986-03-05 EP claimed
EP-0024562-B1 PROCESS FOR THE PREPARATION OF 2,3-DIMERCAPTOPROPANE-1-SULFONIC ACID AND ITS SALTS Heyl Chemisch-pharmazeutische Fabrik GmbH &amp; Co. KG (DE) 1984-01-25 EP claimed
US-4382040-A REACTING ALLYL HALIDE WITH A SULFITE, BROMINATION, REACTING WITH SODIUM HYDROGEN SULFIDE, FORMING A METAL COMPLEX AND REACTING WITH HYDROGEN SULFIDE HEYL & CO. (DE) 1983-05-03 US claimed
EP-0024562-A1 Process for the preparation of 2,3-dimercaptopropane-1-sulfonic acid and its salts Heyl Chemisch-pharmazeutische Fabrik GmbH &amp; Co. KG (DE) 1981-03-11 EP claimed