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Organic Acids

Organic compounds with acidic properties, organic acids are generally weak acids incapable of complete dissociation in water. Available in a range of chemical compositions and acid strengths, they can be used for various industrial and everyday applications.
Trifluoroacetic Acid (869)
Acetic Acid (759)
Citric Acid (630)
Formic Acid (258)
Lactic Acid (228)
Gallic Acid (218)
Tartaric Acid (211)
Oxalic Acid (142)
Succinic Acid (133)
Trichloroacetic Acid (132)
Malic Acid (126)
Benzoic Acid (124)
Salicylic Acid (83)
Glycolic Acid (70)
Mandelic Acid (69)
Potassium Acid Phthalate (67)
Maleic Acid (63)
Adipic Acid (58)
Butyric Acid (53)
Vanillic Acid (53)
Tannic Acid (49)
Picric Acid (41)
p-Toluenesulfonic Acid (41)
Phthalic Acid (40)
Azelaic Acid (35)
Cacodylic Acid (34)
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Tetronic Acid (4)
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406 – 420 of 3,790 results
406

Citric Acid, 99.5 to 100.5% (based on Anhydrous substance), Honeywell Fluka™

CAS: 77-92-9 Molecular Formula: C6H8O7 Molecular Weight (g/mol): 192.12 MDL Number: MFCD00011669 InChI Key: KRKNYBCHXYNGOX-UHFFFAOYSA-N Synonym: citric acid,citric acid, anhydrous,citro,anhydrous citric acid,citrate,aciletten,citretten,chemfill,hydrocerol a,1,2,3-propanetricarboxylic acid, 2-hydroxy PubChem CID: 311 ChEBI: CHEBI:30769 IUPAC Name: 2-hydroxypropane-1,2,3-tricarboxylic acid SMILES: OC(=O)CC(O)(CC(O)=O)C(O)=O

PubChem CID 311
CAS 77-92-9
Molecular Weight (g/mol) 192.12
ChEBI CHEBI:30769
MDL Number MFCD00011669
SMILES OC(=O)CC(O)(CC(O)=O)C(O)=O
Synonym citric acid,citric acid, anhydrous,citro,anhydrous citric acid,citrate,aciletten,citretten,chemfill,hydrocerol a,1,2,3-propanetricarboxylic acid, 2-hydroxy
IUPAC Name 2-hydroxypropane-1,2,3-tricarboxylic acid
InChI Key KRKNYBCHXYNGOX-UHFFFAOYSA-N
Molecular Formula C6H8O7
407

p-Toluenesulfonic acid monohydrate, 97%

CAS: 6192-52-5 Molecular Formula: C7H10O4S Molecular Weight (g/mol): 190.213 MDL Number: MFCD00142137 InChI Key: KJIFKLIQANRMOU-UHFFFAOYSA-N Synonym: p-toluenesulfonic acid monohydrate,4-methylbenzenesulfonic acid hydrate,4-methylbenzenesulfonic acid monohydrate,p-toluene sulfonic acid monohydrate,unii-3bto78gaff,benzenesulfonic acid, 4-methyl-, monohydrate,ptoluenesulfonic acid,p-toluenesulfonic acid, monohydrate,3bto78gaff,4-methylbenzene-1-sulfonic acid hydrate PubChem CID: 521998 IUPAC Name: 4-methylbenzenesulfonic acid;hydrate SMILES: CC1=CC=C(C=C1)S(=O)(=O)O.O

PubChem CID 521998
CAS 6192-52-5
Molecular Weight (g/mol) 190.213
MDL Number MFCD00142137
SMILES CC1=CC=C(C=C1)S(=O)(=O)O.O
Synonym p-toluenesulfonic acid monohydrate,4-methylbenzenesulfonic acid hydrate,4-methylbenzenesulfonic acid monohydrate,p-toluene sulfonic acid monohydrate,unii-3bto78gaff,benzenesulfonic acid, 4-methyl-, monohydrate,ptoluenesulfonic acid,p-toluenesulfonic acid, monohydrate,3bto78gaff,4-methylbenzene-1-sulfonic acid hydrate
IUPAC Name 4-methylbenzenesulfonic acid;hydrate
InChI Key KJIFKLIQANRMOU-UHFFFAOYSA-N
Molecular Formula C7H10O4S
408

Gallic Acid, MP Biomedicals

CAS: 149-91-7 Molecular Formula: C7H6O5 Molecular Weight (g/mol): 170.12 MDL Number: MFCD00002510 InChI Key: LNTHITQWFMADLM-UHFFFAOYSA-N Synonym: gallic acid,gallate,benzoic acid, 3,4,5-trihydroxy,gallic acid, tech.,galop,pyrogallol-5-carboxylic acid,kyselina gallova,3,4,5-trihydroxybenzoate,ccris 5523,kyselina gallova czech PubChem CID: 370 ChEBI: CHEBI:30778 IUPAC Name: 3,4,5-trihydroxybenzoic acid SMILES: OC(=O)C1=CC(O)=C(O)C(O)=C1

PubChem CID 370
CAS 149-91-7
Molecular Weight (g/mol) 170.12
ChEBI CHEBI:30778
MDL Number MFCD00002510
SMILES OC(=O)C1=CC(O)=C(O)C(O)=C1
Synonym gallic acid,gallate,benzoic acid, 3,4,5-trihydroxy,gallic acid, tech.,galop,pyrogallol-5-carboxylic acid,kyselina gallova,3,4,5-trihydroxybenzoate,ccris 5523,kyselina gallova czech
IUPAC Name 3,4,5-trihydroxybenzoic acid
InChI Key LNTHITQWFMADLM-UHFFFAOYSA-N
Molecular Formula C7H6O5
409

Adipic Acid Monoethyl Ester, Spectrum™ Chemical
SDP

CAS: 626-86-8

CAS 626-86-8
410

Acetic acid, tested according to Ph.Eur., Honeywell™

CAS: 64-19-7 Molecular Formula: C2H4O2 Molecular Weight (g/mol): 60.05 MDL Number: MFCD00036152 InChI Key: QTBSBXVTEAMEQO-UHFFFAOYSA-N Synonym: ethanoic acid,ethylic acid,acetic acid, glacial,methanecarboxylic acid,vinegar acid,glacial,acetasol,acide acetique,essigsaeure PubChem CID: 176 ChEBI: CHEBI:15366 IUPAC Name: acetic acid SMILES: CC(O)=O

PubChem CID 176
CAS 64-19-7
Molecular Weight (g/mol) 60.05
ChEBI CHEBI:15366
MDL Number MFCD00036152
SMILES CC(O)=O
Synonym ethanoic acid,ethylic acid,acetic acid, glacial,methanecarboxylic acid,vinegar acid,glacial,acetasol,acide acetique,essigsaeure
IUPAC Name acetic acid
InChI Key QTBSBXVTEAMEQO-UHFFFAOYSA-N
Molecular Formula C2H4O2
411

Citric Acid, Anhydrous, Grit, Honeywell™

CAS: 77-92-9 Molecular Formula: C6H8O7 Molecular Weight (g/mol): 192.12 MDL Number: MFCD00011669 InChI Key: KRKNYBCHXYNGOX-UHFFFAOYSA-N Synonym: citric acid,citric acid, anhydrous,citro,anhydrous citric acid,citrate,aciletten,citretten,chemfill,hydrocerol a,1,2,3-propanetricarboxylic acid, 2-hydroxy PubChem CID: 311 ChEBI: CHEBI:30769 IUPAC Name: 2-hydroxypropane-1,2,3-tricarboxylic acid SMILES: OC(=O)CC(O)(CC(O)=O)C(O)=O

PubChem CID 311
CAS 77-92-9
Molecular Weight (g/mol) 192.12
ChEBI CHEBI:30769
MDL Number MFCD00011669
SMILES OC(=O)CC(O)(CC(O)=O)C(O)=O
Synonym citric acid,citric acid, anhydrous,citro,anhydrous citric acid,citrate,aciletten,citretten,chemfill,hydrocerol a,1,2,3-propanetricarboxylic acid, 2-hydroxy
IUPAC Name 2-hydroxypropane-1,2,3-tricarboxylic acid
InChI Key KRKNYBCHXYNGOX-UHFFFAOYSA-N
Molecular Formula C6H8O7
412

Oxalic Acid Solution, 0.1M, Honeywell™

CAS: 144-62-7 Molecular Formula: C2H2O4 Molecular Weight (g/mol): 90.034 MDL Number: MFCD00002573 InChI Key: MUBZPKHOEPUJKR-UHFFFAOYSA-N Synonym: ethanedioic acid,aktisal,aquisal,oxiric acid,oxalate,oxalsaeure,oxaalzuur,kyselina stavelova,acide oxalique,acido ossalico PubChem CID: 971 ChEBI: CHEBI:16995 IUPAC Name: oxalic acid SMILES: C(=O)(C(=O)O)O

PubChem CID 971
CAS 144-62-7
Molecular Weight (g/mol) 90.034
ChEBI CHEBI:16995
MDL Number MFCD00002573
SMILES C(=O)(C(=O)O)O
Synonym ethanedioic acid,aktisal,aquisal,oxiric acid,oxalate,oxalsaeure,oxaalzuur,kyselina stavelova,acide oxalique,acido ossalico
IUPAC Name oxalic acid
InChI Key MUBZPKHOEPUJKR-UHFFFAOYSA-N
Molecular Formula C2H2O4
413

Acetic acid solution, 0.5M, Honeywell™

CAS: 64-19-7 Molecular Formula: C2H4O2 Molecular Weight (g/mol): 60.05 MDL Number: MFCD00036152 InChI Key: QTBSBXVTEAMEQO-UHFFFAOYSA-N Synonym: ethanoic acid,ethylic acid,acetic acid, glacial,methanecarboxylic acid,vinegar acid,glacial,acetasol,acide acetique,essigsaeure PubChem CID: 176 ChEBI: CHEBI:15366 IUPAC Name: acetic acid SMILES: CC(O)=O

PubChem CID 176
CAS 64-19-7
Molecular Weight (g/mol) 60.05
ChEBI CHEBI:15366
MDL Number MFCD00036152
SMILES CC(O)=O
Synonym ethanoic acid,ethylic acid,acetic acid, glacial,methanecarboxylic acid,vinegar acid,glacial,acetasol,acide acetique,essigsaeure
IUPAC Name acetic acid
InChI Key QTBSBXVTEAMEQO-UHFFFAOYSA-N
Molecular Formula C2H4O2
414

Citric Acid Monohydrate, TraceSELECT™, ≥99.9998% (Metals basis), Honeywell™ Fluka™

CAS: 5949-29-1 Molecular Formula: C6H10O8 Molecular Weight (g/mol): 210.138 MDL Number: MFCD00149972 InChI Key: YASYEJJMZJALEJ-UHFFFAOYSA-N Synonym: citric acid monohydrate,citric acid hydrate,2-hydroxypropane-1,2,3-tricarboxylic acid hydrate,citric acid, monohydrate,unii-2968phw8qp,1,2,3-propanetricarboxylic acid, 2-hydroxy-, monohydrate,citrate,acidum citricum monohydricum,citric acid monohydrate usp PubChem CID: 22230 ChEBI: CHEBI:31404 IUPAC Name: 2-hydroxypropane-1,2,3-tricarboxylic acid;hydrate SMILES: C(C(=O)O)C(CC(=O)O)(C(=O)O)O.O

PubChem CID 22230
CAS 5949-29-1
Molecular Weight (g/mol) 210.138
ChEBI CHEBI:31404
MDL Number MFCD00149972
SMILES C(C(=O)O)C(CC(=O)O)(C(=O)O)O.O
Synonym citric acid monohydrate,citric acid hydrate,2-hydroxypropane-1,2,3-tricarboxylic acid hydrate,citric acid, monohydrate,unii-2968phw8qp,1,2,3-propanetricarboxylic acid, 2-hydroxy-, monohydrate,citrate,acidum citricum monohydricum,citric acid monohydrate usp
IUPAC Name 2-hydroxypropane-1,2,3-tricarboxylic acid;hydrate
InChI Key YASYEJJMZJALEJ-UHFFFAOYSA-N
Molecular Formula C6H10O8
415

Trifluoroacetic Acid, 99.9%, Spectrum™ Chemical
SDP

CAS: 76-05-1

CAS 76-05-1
416

L-Malic acid, ≥99%

CAS: 97-67-6 Molecular Formula: C4H6O5 Molecular Weight (g/mol): 134.087 MDL Number: MFCD00064213 InChI Key: BJEPYKJPYRNKOW-REOHCLBHSA-N Synonym: l-malic acid,l---malic acid,s-2-hydroxysuccinic acid,2 s-2-hydroxybutanedioic acid,l--malic acid,apple acid,--malic acid,l-apple acid,s-malic acid,s-2-hydroxybutanedioic acid PubChem CID: 222656 ChEBI: CHEBI:30797 IUPAC Name: (2 S)-2-hydroxybutanedioic acid SMILES: C(C(C(=O)O)O)C(=O)O

PubChem CID 222656
CAS 97-67-6
Molecular Weight (g/mol) 134.087
ChEBI CHEBI:30797
MDL Number MFCD00064213
SMILES C(C(C(=O)O)O)C(=O)O
Synonym l-malic acid,l---malic acid,s-2-hydroxysuccinic acid,2 s-2-hydroxybutanedioic acid,l--malic acid,apple acid,--malic acid,l-apple acid,s-malic acid,s-2-hydroxybutanedioic acid
IUPAC Name (2 S)-2-hydroxybutanedioic acid
InChI Key BJEPYKJPYRNKOW-REOHCLBHSA-N
Molecular Formula C4H6O5
417

L-Lactic Acid, Multi-Compendial, J.T. Baker™

CAS: 79-33-4 Molecular Formula: C3H6O3 Molecular Weight (g/mol): 90.078 InChI Key: JVTAAEKCZFNVCJ-REOHCLBHSA-N Synonym: l-lactic acid,l-+-lactic acid,s-2-hydroxypropanoic acid,s-lactic acid,sarcolactic acid,s-2-hydroxypropionic acid,2s-2-hydroxypropanoic acid,+-lactic acid,espiritin,tisulac PubChem CID: 107689 ChEBI: CHEBI:422 IUPAC Name: (2S)-2-hydroxypropanoic acid SMILES: CC(C(=O)O)O

PubChem CID 107689
CAS 79-33-4
Molecular Weight (g/mol) 90.078
ChEBI CHEBI:422
SMILES CC(C(=O)O)O
Synonym l-lactic acid,l-+-lactic acid,s-2-hydroxypropanoic acid,s-lactic acid,sarcolactic acid,s-2-hydroxypropionic acid,2s-2-hydroxypropanoic acid,+-lactic acid,espiritin,tisulac
IUPAC Name (2S)-2-hydroxypropanoic acid
InChI Key JVTAAEKCZFNVCJ-REOHCLBHSA-N
Molecular Formula C3H6O3
418

L-(+)-Tartaric acid dipotassium salt hemihydrate, 97%

CAS: 6100-19-2 Molecular Formula: C8H14K4O13 Molecular Weight (g/mol): 474.58 MDL Number: MFCD00013065 InChI Key: DFVWEDQSAWCYPI-UHFFFAOYNA-N Synonym: potassium tartrate,dipotassium tartrate,argol,dipotassium 2,3-dihydroxybutanedioate,potassium tatrate,potassium tartarate,ksc492e6f PubChem CID: 6100505 IUPAC Name: bis(2,3-dihydroxybutanedioic acid) hydrate tetrapotassium SMILES: O.[K].[K].[K].[K].OC(C(O)C(O)=O)C(O)=O.OC(C(O)C(O)=O)C(O)=O

PubChem CID 6100505
CAS 6100-19-2
Molecular Weight (g/mol) 474.58
MDL Number MFCD00013065
SMILES O.[K].[K].[K].[K].OC(C(O)C(O)=O)C(O)=O.OC(C(O)C(O)=O)C(O)=O
Synonym potassium tartrate,dipotassium tartrate,argol,dipotassium 2,3-dihydroxybutanedioate,potassium tatrate,potassium tartarate,ksc492e6f
IUPAC Name bis(2,3-dihydroxybutanedioic acid) hydrate tetrapotassium
InChI Key DFVWEDQSAWCYPI-UHFFFAOYNA-N
Molecular Formula C8H14K4O13
419

Lactic Acid, 85.0-90.0%, ACS, MilliporeSigma™

CAS: 50-21-5 Molecular Formula: C3H6O3 Molecular Weight (g/mol): 90.08 MDL Number: MFCD00004520 InChI Key: JVTAAEKCZFNVCJ-UHFFFAOYNA-N Synonym: lactic acid,dl-lactic acid,2-hydroxypropionic acid,milk acid,lactate,polylactic acid,ethylidenelactic acid,lactovagan,tonsillosan,acidum lacticum PubChem CID: 612 ChEBI: CHEBI:78320 IUPAC Name: 2-hydroxypropanoic acid SMILES: CC(O)C(O)=O

PubChem CID 612
CAS 50-21-5
Molecular Weight (g/mol) 90.08
ChEBI CHEBI:78320
MDL Number MFCD00004520
SMILES CC(O)C(O)=O
Synonym lactic acid,dl-lactic acid,2-hydroxypropionic acid,milk acid,lactate,polylactic acid,ethylidenelactic acid,lactovagan,tonsillosan,acidum lacticum
IUPAC Name 2-hydroxypropanoic acid
InChI Key JVTAAEKCZFNVCJ-UHFFFAOYNA-N
Molecular Formula C3H6O3
420

Salicylic acid, For ACS analysis, 99.68%, MP Biomedicals™

CAS: 69-72-7 Molecular Formula: C7H6O3 Molecular Weight (g/mol): 138.12 MDL Number: MFCD00002439 InChI Key: YGSDEFSMJLZEOE-UHFFFAOYSA-N Synonym: salicylic acid,o-hydroxybenzoic acid,2-carboxyphenol,o-carboxyphenol,rutranex,salonil,retarder w,keralyt,duoplant,freezone PubChem CID: 338 ChEBI: CHEBI:16914 IUPAC Name: 2-hydroxybenzoic acid SMILES: OC(=O)C1=CC=CC=C1O

PubChem CID 338
CAS 69-72-7
Molecular Weight (g/mol) 138.12
ChEBI CHEBI:16914
MDL Number MFCD00002439
SMILES OC(=O)C1=CC=CC=C1O
Synonym salicylic acid,o-hydroxybenzoic acid,2-carboxyphenol,o-carboxyphenol,rutranex,salonil,retarder w,keralyt,duoplant,freezone
IUPAC Name 2-hydroxybenzoic acid
InChI Key YGSDEFSMJLZEOE-UHFFFAOYSA-N
Molecular Formula C7H6O3