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Organic sulfonic acids and derivatives

Organic compounds that consist of sulfonic acid with organic functional group substitutions; includes compounds that are derived from organic sulfonic acids.
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1

1-Propanesulfonic acid, 95%

CAS: 5284-66-2 Molecular Formula: C3H8O3S Molecular Weight (g/mol): 124.16 MDL Number: MFCD00041889 InChI Key: KCXFHTAICRTXLI-UHFFFAOYSA-N Synonym: 1-propanesulfonic acid,propanesulfonic acid,propylsulfonic acid,propanesulfonate,propanesulphonic acid,ammonium propanesulfonate,propane-1-sulphonic acid,ncistruc1_001874,ncistruc2_000257,1-propanesulfonic acid, technical t PubChem CID: 78938 IUPAC Name: propane-1-sulfonic acid SMILES: CCCS(=O)(=O)O

PubChem CID 78938
CAS 5284-66-2
Molecular Weight (g/mol) 124.16
MDL Number MFCD00041889
SMILES CCCS(=O)(=O)O
Synonym 1-propanesulfonic acid,propanesulfonic acid,propylsulfonic acid,propanesulfonate,propanesulphonic acid,ammonium propanesulfonate,propane-1-sulphonic acid,ncistruc1_001874,ncistruc2_000257,1-propanesulfonic acid, technical t
IUPAC Name propane-1-sulfonic acid
InChI Key KCXFHTAICRTXLI-UHFFFAOYSA-N
Molecular Formula C3H8O3S
2

3-Amino-1-propanesulfonic acid, 95%

CAS: 3687-18-1 Molecular Formula: C3H9NO3S Molecular Weight (g/mol): 139.17 MDL Number: MFCD00008225 InChI Key: SNKZJIOFVMKAOJ-UHFFFAOYSA-N Synonym: homotaurine,3-amino-1-propanesulfonic acid,tramiprosate,alzhemed,3-aminopropanesulphonic acid,3aps,1-propanesulfonic acid, 3-amino,cerebril,3-aminopropanesulfonic acid,3-aminopropane sulfonic acid PubChem CID: 1646 ChEBI: CHEBI:1457 IUPAC Name: 3-aminopropane-1-sulfonic acid SMILES: NCCCS(O)(=O)=O

PubChem CID 1646
CAS 3687-18-1
Molecular Weight (g/mol) 139.17
ChEBI CHEBI:1457
MDL Number MFCD00008225
SMILES NCCCS(O)(=O)=O
Synonym homotaurine,3-amino-1-propanesulfonic acid,tramiprosate,alzhemed,3-aminopropanesulphonic acid,3aps,1-propanesulfonic acid, 3-amino,cerebril,3-aminopropanesulfonic acid,3-aminopropane sulfonic acid
IUPAC Name 3-aminopropane-1-sulfonic acid
InChI Key SNKZJIOFVMKAOJ-UHFFFAOYSA-N
Molecular Formula C3H9NO3S
3

2,3-Dimercapto-1-propanesulfonic acid sodium salt monohydrate, 95%

CAS: 207233-91-8 Molecular Formula: C3H7O3S3 Molecular Weight (g/mol): 187.27 MDL Number: MFCD00149543 InChI Key: JLVSRWOIZZXQAD-GSVOUGTGSA-M Synonym: sodium 2,3-dimercaptopropanesulfonate monohydrate,unithiol,dl-2,3-dimercapto-1-propanesulfonic acid sodium salt monohydrate,sodium 2,3-dimercaptopropane-1-sulfonate hydrate,2,3-dimercapto-1-propanesulfonic acid sodium salt monohydrate,sodium 2,3-dimercaptopropanesulfonate hydrate,dmps,sodium 2,3-disulfanylpropane-1-sulfonate hydrate,unitiol monohydrate PubChem CID: 23676755 SMILES: [O-]S(=O)(=O)C[C@H](S)CS

PubChem CID 23676755
CAS 207233-91-8
Molecular Weight (g/mol) 187.27
MDL Number MFCD00149543
SMILES [O-]S(=O)(=O)C[C@H](S)CS
Synonym sodium 2,3-dimercaptopropanesulfonate monohydrate,unithiol,dl-2,3-dimercapto-1-propanesulfonic acid sodium salt monohydrate,sodium 2,3-dimercaptopropane-1-sulfonate hydrate,2,3-dimercapto-1-propanesulfonic acid sodium salt monohydrate,sodium 2,3-dimercaptopropanesulfonate hydrate,dmps,sodium 2,3-disulfanylpropane-1-sulfonate hydrate,unitiol monohydrate
InChI Key JLVSRWOIZZXQAD-GSVOUGTGSA-M
Molecular Formula C3H7O3S3
4

2-Propene-1-sulfonic acid sodium salt, 95%, pract.

CAS: 2495-39-8 Molecular Formula: C3H5NaO3S Molecular Weight (g/mol): 144.13 MDL Number: MFCD00051416 InChI Key: DIKJULDDNQFCJG-UHFFFAOYSA-M Synonym: sodium allylsulfonate,sodium prop-2-ene-1-sulfonate,2-propene-1-sulfonic acid, sodium salt,sodium allyl sulfonate,sodium 2-propene-1-sulfonate,unii-7sgf7tb9o2,sodium prop-2-enesulphonate,allylsulfonic acid sodium salt,sodium allysulfonate,2-propene-1-sulfonic acid sodium salt PubChem CID: 23690996 IUPAC Name: sodium;prop-2-ene-1-sulfonate SMILES: C=CCS(=O)(=O)[O-].[Na+]

PubChem CID 23690996
CAS 2495-39-8
Molecular Weight (g/mol) 144.13
MDL Number MFCD00051416
SMILES C=CCS(=O)(=O)[O-].[Na+]
Synonym sodium allylsulfonate,sodium prop-2-ene-1-sulfonate,2-propene-1-sulfonic acid, sodium salt,sodium allyl sulfonate,sodium 2-propene-1-sulfonate,unii-7sgf7tb9o2,sodium prop-2-enesulphonate,allylsulfonic acid sodium salt,sodium allysulfonate,2-propene-1-sulfonic acid sodium salt
IUPAC Name sodium;prop-2-ene-1-sulfonate
InChI Key DIKJULDDNQFCJG-UHFFFAOYSA-M
Molecular Formula C3H5NaO3S
5

Thermo Scientific Chemicals Deferoxamine mesylate, 95%

CAS: 138-14-7 Molecular Formula: C25H48N6O8·CH4O3S Molecular Weight (g/mol): 656.79 InChI Key: IDDIJAWJANBQLJ-UHFFFAOYSA-N PubChem CID: 62881 ChEBI: CHEBI:31460

PubChem CID 62881
CAS 138-14-7
Molecular Weight (g/mol) 656.79
ChEBI CHEBI:31460
InChI Key IDDIJAWJANBQLJ-UHFFFAOYSA-N
Molecular Formula C25H48N6O8·CH4O3S
6

Pentaethylene glycol di-p-toluenesulfonate, 90+%

CAS: 41024-91-3 Molecular Formula: C24H34O10S2 Molecular Weight (g/mol): 546.646 MDL Number: MFCD00012204 InChI Key: BUHGDYPBQWWWQS-UHFFFAOYSA-N Synonym: 3,6,9,12-tetraoxatetradecane-1,14-diyl bis 4-methylbenzenesulfonate,pentaethylene glycol ditosylate,pentaethylene glycol di-p-toluenesulfonate,pentaethylene glycol di p-toluenesulfonate,tos-peg6-tos,3,6,9,12-tetraoxatetradecane-1,14-diol, bis 4-methylbenzenesulfonate,pentaethylene glycol d p-toluenesulfonate,penta ethylene glycol di-p-toluenesulfonate,3,6,9,12-tetraoxatetradecane-1,14-diyl ditosylate PubChem CID: 361968 IUPAC Name: 2-[2-[2-[2-[2-(4-methylphenyl)sulfonyloxyethoxy]ethoxy]ethoxy]ethoxy]ethyl 4-methylbenzenesulfonate SMILES: CC1=CC=C(C=C1)S(=O)(=O)OCCOCCOCCOCCOCCOS(=O)(=O)C2=CC=C(C=C2)C

PubChem CID 361968
CAS 41024-91-3
Molecular Weight (g/mol) 546.646
MDL Number MFCD00012204
SMILES CC1=CC=C(C=C1)S(=O)(=O)OCCOCCOCCOCCOCCOS(=O)(=O)C2=CC=C(C=C2)C
Synonym 3,6,9,12-tetraoxatetradecane-1,14-diyl bis 4-methylbenzenesulfonate,pentaethylene glycol ditosylate,pentaethylene glycol di-p-toluenesulfonate,pentaethylene glycol di p-toluenesulfonate,tos-peg6-tos,3,6,9,12-tetraoxatetradecane-1,14-diol, bis 4-methylbenzenesulfonate,pentaethylene glycol d p-toluenesulfonate,penta ethylene glycol di-p-toluenesulfonate,3,6,9,12-tetraoxatetradecane-1,14-diyl ditosylate
IUPAC Name 2-[2-[2-[2-[2-(4-methylphenyl)sulfonyloxyethoxy]ethoxy]ethoxy]ethoxy]ethyl 4-methylbenzenesulfonate
InChI Key BUHGDYPBQWWWQS-UHFFFAOYSA-N
Molecular Formula C24H34O10S2
7

Scandium(III) trifluoromethanesulfonate, 95%

CAS: 144026-79-9 Molecular Formula: C3F9O9S3Sc Molecular Weight (g/mol): 492.17 MDL Number: MFCD00192433 InChI Key: HZXJVDYQRYYYOR-UHFFFAOYSA-K Synonym: scandium iii trifluoromethanesulfonate,scandium trifluoromethanesulfonate,scandium iii triflate,scandium triflate,sc otf 3,scandium 3+ ; trifluoromethanesulfonate,trifluoromethanesulfonic acid scandium iii salt,scandium iii trifluoromethanesulphonate,scandium tris trifluoromethanesulfonate,scandiumtriflate PubChem CID: 2734571 IUPAC Name: scandium(3+);trifluoromethanesulfonate SMILES: C(F)(F)(F)S(=O)(=O)[O-].C(F)(F)(F)S(=O)(=O)[O-].C(F)(F)(F)S(=O)(=O)[O-].[Sc+3]

PubChem CID 2734571
CAS 144026-79-9
Molecular Weight (g/mol) 492.17
MDL Number MFCD00192433
SMILES C(F)(F)(F)S(=O)(=O)[O-].C(F)(F)(F)S(=O)(=O)[O-].C(F)(F)(F)S(=O)(=O)[O-].[Sc+3]
Synonym scandium iii trifluoromethanesulfonate,scandium trifluoromethanesulfonate,scandium iii triflate,scandium triflate,sc otf 3,scandium 3+ ; trifluoromethanesulfonate,trifluoromethanesulfonic acid scandium iii salt,scandium iii trifluoromethanesulphonate,scandium tris trifluoromethanesulfonate,scandiumtriflate
IUPAC Name scandium(3+);trifluoromethanesulfonate
InChI Key HZXJVDYQRYYYOR-UHFFFAOYSA-K
Molecular Formula C3F9O9S3Sc
8

Benzenesulfonic acid isopropyl ester, 95%

CAS: 6214-18-2 Molecular Formula: C9H12O3S Molecular Weight (g/mol): 200.252 MDL Number: MFCD04038771 InChI Key: YQZZXXKFKTWDPY-UHFFFAOYSA-N PubChem CID: 12441430 IUPAC Name: propan-2-yl benzenesulfonate SMILES: CC(C)OS(=O)(=O)C1=CC=CC=C1

PubChem CID 12441430
CAS 6214-18-2
Molecular Weight (g/mol) 200.252
MDL Number MFCD04038771
SMILES CC(C)OS(=O)(=O)C1=CC=CC=C1
IUPAC Name propan-2-yl benzenesulfonate
InChI Key YQZZXXKFKTWDPY-UHFFFAOYSA-N
Molecular Formula C9H12O3S
9

eMolecules​ Ambeed / 1-Fluoropyridiniumtriflate / 1g / 572830142 / A632020 / / 107263-95-6 / MFCD00013458 / 247.160 / C6H5F4NO3S

Ambeed / 1-Fluoropyridiniumtriflate / 1g / 572830142 / A632020 / / 107263-95-6 / MFCD00013458 / 247.160 / C6H5F4NO3S

ENCOMPASS_PREFERRED
10

Accela Chembio Inc 1-methanesulfonylpiperazine | 5g | 55276-43-2 | MFCD02153225 | 95+% | Shelf Life: 1260 Days | Light Sensitive
SDP

1-methanesulfonylpiperazine | 5g | 55276-43-2 | MFCD02153225 | 95+% | Shelf Life: 1260 Days | Light Sensitive

ENCOMPASS_PREFERRED
11

Accela Chembio Inc 1-methanesulfonylpiperazine | 25g | 55276-43-2 | MFCD02153225 | 95+% | Shelf Life: 1260 Days | Light Sensitive
SDP

1-methanesulfonylpiperazine | 25g | 55276-43-2 | MFCD02153225 | 95+% | Shelf Life: 1260 Days | Light Sensitive

ENCOMPASS_PREFERRED
12

eMolecules​ 2-methyl-1-(naphthalen-2-yl)propan-2-amine hydrochloride | 351490-95-4 | MFCD18827657 | 250mg

WuXi AppTec | 2-methyl-1-(naphthalen-2-yl)propan-2-amine hydrochloride | 250mg | 583176535 | LN00001112 | | 351490-95-4 | MFCD18827657 | 235.760 | C14H18ClN

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ENCOMPASS_PREFERRED
13

eMolecules​ Ambeed / 222-Trifluoroethyl 112233444-nonafluorobutane-1-sulfonate / 1g / 624120574 / A189378 / / 79963-95-4 / MFCD03093638 / 382.120 / C6H2F12O3S

Ambeed / 222-Trifluoroethyl 112233444-nonafluorobutane-1-sulfonate / 1g / 624120574 / A189378 / / 79963-95-4 / MFCD03093638 / 382.120 / C6H2F12O3S

ENCOMPASS_PREFERRED
14

Sigma Aldrich 1-(4-Methoxyphenyl)-1H-imidazole

MilliporeSigma Sigma Organics products encompass a wide range of quality reagents, solvents, catalysts, and building blocks for organic synthesis. From benchtop discovery to process development and scale-up, Sigma Organics solutions are built to meet the needs of synthetic chemists.

ENCOMPASS ENCOMPASS_PREFERRED
CAS 10040-95-6
15

Medchemexpress LLC Camphor sulfonic acid methyl ester (methyl (1S)-(+)-10-camphorsulfonate) | 62319-13-5 | MFCD29045182 | >95.0% | 246.32 g/mol | C11H18O4S | 1 G
SDP

Camphor sulfonic acid methyl ester (methyl (1S)-(+)-10-camphorsulfonate) is a small-molecule research reagent reported as an impurity of camphor and supplied as a solid reference material for analytical, synthetic, and quality-control applications. It is identified by CAS 62319-13-5, has molecular formula C11H18O4S and molecular weight 246.32 g/mol. Common pack sizes range from 25 mg to 10 g, with 1 g commonly available.

  • Suitable as a reference standard and impurity marker in analytical testing.
  • Applicable for synthetic chemistry and drug intermediate workflows.
  • Provided as a solid with reported purity greater than 95%.
  • Available in multiple pack sizes for flexibility of use.
  • Well-defined chemical identity: C11H18O4S; MW 246.32 g/mol.

ENCOMPASS_PREFERRED