1.0 2011-09-21 00:12:29 UTC 2025-11-19 02:41:28 UTC FDB022342 Hypotaurine Hypotaurine is a product of enzyme cysteamine dioxygenase [EC 1.13.11.19] in taurine and hypotaurine metabolism pathway (KEGG). It may function as an antioxidant and a protective agent under physiological conditions (PMID 14992269). [HMDB] 2-amino-Ethanesulfinate 2-amino-Ethanesulfinic acid 2-aminoethanesulfinate 2-aminoethanesulfinic acid 2-Aminoethanesulphinate 2-Aminoethanesulphinic acid 2-Aminoethylsulfinate 2-Aminoethylsulfinic acid Cystaminesulfinate Cystaminesulfinic acid Hypotaurine C2H7NO2S 109.147 109.019749163 2-aminoethane-1-sulfinic acid hypotaurine 300-84-5 NCCS(O)=O InChI=1S/C2H7NO2S/c3-1-2-6(4)5/h1-3H2,(H,4,5) VVIUBCNYACGLLV-UHFFFAOYSA-N belongs to the class of organic compounds known as sulfinic acids. Sulfinic acids are compounds containing a sulfinic acid functional group, with the general structure RS(=O)OH (R = organyl, not H). Sulfinic acids Organic compounds Organic acids and derivatives Sulfinic acids and derivatives Sulfinic acids Aliphatic acyclic compounds Alkanesulfinic acids Hydrocarbon derivatives Monoalkylamines Organic oxides Organopnictogen compounds Organosulfur compounds Aliphatic acyclic compound Alkanesulfinic acid Alkanesulfinic acid or derivatives Amine Hydrocarbon derivative Organic nitrogen compound Organic oxide Organic oxygen compound Organonitrogen compound Organopnictogen compound Organosulfur compound Primary aliphatic amine Primary amine Sulfinic acid aminosulfinic acid Solid logp -1.19 ALOGPS logs -0.45 ALOGPS solubility 3.88e+01 g/l ALOGPS logp -2.7 ChemAxon pka_strongest_acidic 1.68 ChemAxon pka_strongest_basic 9.64 ChemAxon iupac 2-aminoethane-1-sulfinic acid ChemAxon average_mass 109.147 ChemAxon mono_mass 109.019749163 ChemAxon smiles NCCS(O)=O ChemAxon formula C2H7NO2S ChemAxon inchi InChI=1S/C2H7NO2S/c3-1-2-6(4)5/h1-3H2,(H,4,5) ChemAxon inchikey VVIUBCNYACGLLV-UHFFFAOYSA-N ChemAxon polar_surface_area 63.32 ChemAxon refractivity 23.16 ChemAxon polarizability 10.16 ChemAxon rotatable_bond_count 2 ChemAxon acceptor_count 3 ChemAxon donor_count 2 ChemAxon physiological_charge 0 ChemAxon formal_charge 0 ChemAxon Taurine and Hypotaurine Metabolism SMP00021 map00430 Specdb::NmrTwoD 1567 Specdb::MsIr 1005 Specdb::MsIr 1006 Specdb::MsIr 1007 Specdb::CMs 686 Specdb::CMs 687 Specdb::CMs 688 Specdb::CMs 1280 Specdb::CMs 3386 Specdb::CMs 30036 Specdb::CMs 30192 Specdb::CMs 30573 Specdb::CMs 30762 Specdb::CMs 31272 Specdb::CMs 162575 Specdb::MsMs 1369 Specdb::MsMs 1370 Specdb::MsMs 1371 Specdb::MsMs 4991 Specdb::MsMs 4992 Specdb::MsMs 4993 Specdb::MsMs 4994 Specdb::MsMs 4995 Specdb::MsMs 4996 Specdb::MsMs 4997 Specdb::MsMs 4998 Specdb::MsMs 4999 Specdb::MsMs 5000 Specdb::MsMs 5001 Specdb::MsMs 5002 Specdb::MsMs 5003 Specdb::MsMs 5004 Specdb::MsMs 5005 Specdb::MsMs 5006 Specdb::MsMs 5007 Specdb::MsMs 5008 Specdb::MsMs 5012 Specdb::MsMs 5013 Specdb::MsMs 182907 Specdb::MsMs 182908 Specdb::NmrOneD 1626 Specdb::NmrOneD 5144 Specdb::NmrOneD 5145 Specdb::NmrOneD 21082 Specdb::NmrOneD 21083 Specdb::NmrOneD 21084 Specdb::NmrOneD 21085 Specdb::NmrOneD 21086 Specdb::NmrOneD 21087 Specdb::NmrOneD 21088 Specdb::NmrOneD 21089 Specdb::NmrOneD 21090 Specdb::NmrOneD 21091 Specdb::NmrOneD 21092 Specdb::NmrOneD 21093 Specdb::NmrOneD 21094 Specdb::NmrOneD 21095 Specdb::NmrOneD 21096 Specdb::NmrOneD 21097 Specdb::NmrOneD 21098 Specdb::NmrOneD 21099 Specdb::NmrOneD 21100 Specdb::NmrOneD 21101 HMDB00965 16668 #<Reference:0x000055ce32149230> #<Reference:0x000055ce32149078> #<Reference:0x000055ce32148e70> #<Reference:0x000055ce32148c68> #<Reference:0x000055ce32148ab0> #<Reference:0x000055ce321488a8> #<Reference:0x000055ce321486a0> #<Reference:0x000055ce321484e8> #<Reference:0x000055ce321482e0> #<Reference:0x000055ce321480d8> #<Reference:0x000055ce32147ed0> Anatidae Type 1 specific Anatidae 8830 Beefalo Type 1 specific Bos taurus X Bison bison 297284 Bison Type 1 specific Bison bison 9901 Buffalo Type 1 specific Bubalus bubalis 89462 Cattle (Beef, Veal) Type 1 specific Bos taurus 9913 Chicken Type 1 specific Gallus gallus 9031 Columbidae (Dove, Pigeon) Type 1 specific Columbidae 8930 Deer Type 1 specific Cervidae 9850 Domestic goat Type 1 specific Capra aegagrus hircus 9925 Domestic pig Type 1 specific Sus scrofa domestica 9825 Elk Type 1 specific Cervus canadensis 1574408 Emu Type 1 specific Dromaius novaehollandiae 8790 European rabbit Type 1 specific Oryctolagus 9984 Greylag goose Type 1 specific Anser anser 8843 Guinea hen Type 1 specific Numida meleagris 8996 Horse Type 1 specific Equus caballus 9796 Mallard duck Type 1 specific Anas platyrhynchos 8839 Mountain hare Type 1 specific Lepus timidus 62621 Mule deer Type 1 specific Odocoileus 9871 Ostrich Type 1 specific Struthio camelus 8801 Pheasant Type 1 specific Phasianus colchicus 9054 Quail Type 1 specific Phasianidae 9005 Rabbit Type 1 specific Leporidae 9979 Rock ptarmigan Type 1 specific Lagopus muta 64668 Sheep (Mutton, Lamb) Type 1 specific Ovis aries 9940 Squab Type 1 specific Columba 8931 Turkey Type 1 specific Meleagris gallopavo 9103 Velvet duck Type 1 specific Melanitta fusca 371864 Wild boar Type 1 specific Sus scrofa 9823 Cysteine sulfinic acid decarboxylase Q9Y600 CSAD Glutamate decarboxylase 1 Q99259 GAD1 Glutamate decarboxylase 2 Q05329 GAD2