Collection: Impurity Standards
QuantiMol impurity standards include related compounds, degradation products, process impurities, isomers, residuals, and pharmaceutical impurity materials. These products support analytical research, method validation, impurity profiling, and quality control studies.
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(S) -2-Hydroxybutanoic acid (Standard) [CAS 3347-90-8]
CAS: 3347-90-8 | SKU: QM-0048738-01 | Size: 10 mg£57.09 GBP -
(S) -2-acetamido-4-amino-4-oxobutanoic acid (Standard) [CAS 4033-40-3]
CAS: 4033-40-3 | SKU: QM-0048613 | Size: 1 Each Price on request -
(S) -2-Amino-3- (4-hydroxy-3,5-diiodophenyl) propanoic acid dihydrate (Standard) [CAS 18835-59-1]
CAS: 18835-59-1 | SKU: QM-0047833 | Size: 1 Each Price on request -
(Rac) -1-Hydroxybisabola-2,10-dien-4-one [CAS 124898-71-1]
CAS: 124898-71-1 | SKU: QM-0024587 | Size: 1 Each Price on request -
(S) -2- (4-Hydroxyphenyl) -6-methyl-2,3-dihydro-4H-pyran-4-one [CAS 1351338-15-2]
CAS: 1351338-15-2 | SKU: QM-0024042 | Size: 1 Each Price on request -
(S) -2-Hydroxy-3-decanone [CAS 383416-53-3]
CAS: 383416-53-3 | SKU: QM-0023910 | Size: 1 Each Price on request -
(S) -10-Hydroxycamptothecin-d5 [CAS 1330277-66-1]
CAS: 1330277-66-1 | SKU: QM-0021602-01 | Size: 1 mg Price on request -
(S) -3-Hydroxy-15-methylhexadecanoyl-CoA
SKU: QM-0018729 | Size: 1 Each Price on request -
(S) -3-Hydroxy-13-methyltetradecanoyl-CoA
SKU: QM-0018728 | Size: 1 Each Price on request -
(S) -3-Hydroxy-11Z-octadecenoyl-CoA
SKU: QM-0018725 | Size: 1 Each Price on request -
(S) -3-Hydroxy-11-methyldodecanoyl-CoA
SKU: QM-0018721 | Size: 1 Each Price on request -
(R, S) - (Hydroxy (phenyl) methyl) succinyl-CoA [CAS 2857175-73-4]
CAS: 2857175-73-4 | SKU: QM-0018710 | Size: 1 Each Price on request -
(R, S) -3-Hydroxy-7,8-epoxyoctanoyl-CoA
SKU: QM-0018709 | Size: 1 Each Price on request -
(R) -Ethyl 4- ((3R,5R,8R,9S,10S,12S,13R,14S,17R) -3,12-dihydroxy-10,13-dimethylhexadecahydro-1H-cyclopenta[a]phenanthren-17-yl) pentanoate (Standard) [CAS 69519-35-3]
CAS: 69519-35-3 | SKU: QM-0017288 | Size: 1 Each Price on request -
(S) -2-Hydroxy-3-phenylpropanoic acid (Standard) [CAS 20312-36-1]
CAS: 20312-36-1 | SKU: QM-0016963-01 | Size: 25 mg£62.26 GBP -
(S) -2-Hydroxy-3-methylbutanoic acid [CAS 17407-55-5]
CAS: 17407-55-5 | SKU: QM-0016961-01 | Size: 10 g£56.05 GBP -
(Rac) -5-Oxo-pitavastatin [CAS 1809100-36-4]
CAS: 1809100-36-4 | SKU: QM-0016346 | Size: 1 Each Price on request -
(R) -thioxo-Dxd [CAS 2806052-36-6]
CAS: 2806052-36-6 | SKU: QM-0015101 | Size: 1 Each Price on request -
(S) - (-) -Eicosapentaenyl-1'-hydroxy-2'-propylamide
SKU: QM-0013600 | Size: 1 Each Price on request -
(S) -2- (1-Ethyl-3-methyl-1H-pyrazole-5-carboxamido) -1- (2-hydroxy-2-phenylethyl) -1H-benzo[d]imidazole-5-carboxamide [CAS 2248444-14-4]
CAS: 2248444-14-4 | SKU: QM-0011777 | Size: 1 Each Price on request -
(S) - (-) -Docosahexaenyl-1'-hydroxy-2'-propylamide
SKU: QM-0010762 | Size: 1 Each Price on request -
(S) - (+) -Docosahexaenyl-2'-hydroxy-1'-propylamide
SKU: QM-0010710 | Size: 1 Each Price on request -
(R) -Desmethylcitalopram (oxalate) [CAS 852172-07-7]
CAS: 852172-07-7 | SKU: QM-0006489 | Size: 1 Each Price on request -
(Rac) -8-Hydroxy-efavirenz [CAS 205754-32-1]
CAS: 205754-32-1 | SKU: QM-0005726-01 | Size: 1 mg£713.39 GBP -
(S) - (-) -Linoleyl-1'-Hydroxy-2'-Propylamide
SKU: QM-0004112 | Size: 1 Each Price on request -
(Rac) -3-Hydroxyphenylglycine [CAS 31932-87-3]
CAS: 31932-87-3 | SKU: QM-0079751-01 | Size: 5 mg£72.61 GBP -
(S) -2-amino-3-hydroxy-2-methylpropanoic acid [CAS 16820-18-1]
CAS: 16820-18-1 | SKU: QM-0204867-01 | Size: 50 mg£51.91 GBP -
(S) -3-Amino-4-hydroxybutanoic acid [CAS 16504-57-7]
CAS: 16504-57-7 | SKU: QM-0204119-01 | Size: 1 g£72.61 GBP -
(S) -3- ((((9H-Fluoren-9-yl) methoxy) carbonyl) amino) -4- (allyloxy) -4-oxobutanoic acid [CAS 144120-53-6]
CAS: 144120-53-6 | SKU: QM-0203968-01 | Size: 5 g£51.91 GBP -
(Rac) -5-Hydroxymethyl Tolterodine [CAS 200801-70-3]
CAS: 200801-70-3 | SKU: QM-0156806-01 | Size: 100 mg£57.09 GBP -
(S) -2- ((((9H-Fluoren-9-yl) methoxy) carbonyl) (methyl) amino) -4-oxo-4- (tritylamino) butanoic acid [CAS 941296-80-6]
CAS: 941296-80-6 | SKU: QM-0203808-01 | Size: 100 mg£51.91 GBP -
(S) -1-Benzyl 2-methyl 4-oxopyrrolidine-1,2-dicarboxylate [CAS 16217-15-5]
CAS: 16217-15-5 | SKU: QM-0200692-01 | Size: 1 g£51.91 GBP -
(Rac) -5-Hydroxymethyl Tolterodine (hydrochloride) [CAS 250214-40-5]
CAS: 250214-40-5 | SKU: QM-0156807-01 | Size: 100 mg£57.09 GBP -
(S) -2- (5-Amino-2- (((benzyloxy) carbonyl) amino) -5-oxopentanamido) acetic acid [CAS 6610-42-0]
CAS: 6610-42-0 | SKU: QM-0200431-01 | Size: 5 g£36.91 GBP -
(R) -Ethyl 2- ((tert-butoxycarbonyl) amino) -3-hydroxypropanoate [CAS 1146954-88-2]
CAS: 1146954-88-2 | SKU: QM-0200429-01 | Size: 10 g£51.91 GBP -
(S) -2-Amino-3- (4-hydroxyphenyl) propionic acid tert-butyl ester [CAS 16874-12-7]
CAS: 16874-12-7 | SKU: QM-0156009-01 | Size: 10 g£51.91 GBP -
(S) -3,4-Dihydroxybutyric acid (lithium hydrate)
SKU: QM-0138009-01 | Size: 5 mg£238.32 GBP -
(S) - (-) -4-Hydroxy-2-pyrrolidinone [CAS 68108-18-9]
CAS: 68108-18-9 | SKU: QM-0199415-01 | Size: 1 g£51.91 GBP -
(S) -2-Hydroxybutanoic acid [CAS 3347-90-8]
CAS: 3347-90-8 | SKU: QM-0199075-01 | Size: 100 mg£67.44 GBP -
(S) -3,4-Dihydroxybutyric acid [CAS 51267-44-8]
CAS: 51267-44-8 | SKU: QM-0138008-01 | Size: 10 mg Price on request -
(S) -2-Hydroxy-3-phenylpropanoic acid [CAS 20312-36-1]
CAS: 20312-36-1 | SKU: QM-0155845-01 | Size: 1 g£51.91 GBP -
(S) -1-Boc-3-hydroxypiperidine [CAS 143900-44-1]
CAS: 143900-44-1 | SKU: QM-0156044-01 | Size: 25 g£36.91 GBP -
(S) -10-Hydroxycamptothecin [CAS 19685-09-7]
CAS: 19685-09-7 | SKU: QM-0162047-01 | Size: 100 mg£62.26 GBP -
(S) -2- ((tert-Butoxycarbonyl) amino) -5-methoxy-5-oxopentanoic acid [CAS 45214-91-3]
CAS: 45214-91-3 | SKU: QM-0195789-01 | Size: 25 g£51.91 GBP -
(S) -2-Amino-3- (3,5-dichloro-4-hydroxyphenyl) propanoic acid [CAS 15106-62-4]
CAS: 15106-62-4 | SKU: QM-0194835-01 | Size: 100 mg£51.91 GBP -
(S) -3- (4-Hydroxyphenyl) -2-hydroxypropionic acid [CAS 23508-35-2]
CAS: 23508-35-2 | SKU: QM-0145660-01 | Size: 5 mg£59.16 GBP -
(S) -2-Amino-5- (tert-butoxy) -5-oxopentanoic acid [CAS 2419-56-9]
CAS: 2419-56-9 | SKU: QM-0194460-01 | Size: 25 g£51.91 GBP -
(rac) -N, O-Didesmethyl Tramadol-d3 [CAS 1261398-22-4]
CAS: 1261398-22-4 | SKU: QM-0143999-01 | Size: 1 mg Price on request -
(R) -Methyl 2- (tert-butoxycarbonylamino) -3-hydroxypropanoate [CAS 95715-85-8]
CAS: 95715-85-8 | SKU: QM-0157035-01 | Size: 100 g£57.09 GBP -
(S) - (+) -O-Desmethyl Venlafaxine-d6 [CAS 1062609-99-7]
CAS: 1062609-99-7 | SKU: QM-0158678-01 | Size: 1 mg£363.47 GBP -
(S) -2- ((tert-Butoxycarbonyl) amino) -3-hydroxypropanoic acid [CAS 3262-72-4]
CAS: 3262-72-4 | SKU: QM-0076302-01 | Size: 100 g£89.13 GBP -
(Rac) -4-Hydroxy Duloxetine-d3
SKU: QM-0143972-01 | Size: 1 mg£1,223.69 GBP -
(S) -2-acetamido-4-amino-4-oxobutanoic acid [CAS 4033-40-3]
CAS: 4033-40-3 | SKU: QM-0189793-01 | Size: 10 mM - 1 mL£55.02 GBP -
(Rac) -N-desmethyl Dapoxetine-d7 (hydrochloride) [CAS 2747915-74-6]
CAS: 2747915-74-6 | SKU: QM-0148059-01 | Size: 1 mg Price on request -
(S) -2- ((((9H-Fluoren-9-yl) methoxy) carbonyl) amino) -5- (tert-butoxy) -5-oxopentanoic acid hydrate [CAS 204251-24-1]
CAS: 204251-24-1 | SKU: QM-0186556-01 | Size: 100 g£111.63 GBP -
(S) -2- ((tert-Butoxycarbonyl) amino) -3-hydroxypropanoic acid-d3
SKU: QM-0185114-01 | Size: 5 mg Price on request -
(Rac) -8,14-Dihydroxy Efavirenz-d4 [CAS 1189859-26-4]
CAS: 1189859-26-4 | SKU: QM-0144793-01 | Size: 1 mg Price on request -
(Rac) -cis-3-hydroxy glyburide-13C, d3 [CAS 1217848-91-3]
CAS: 1217848-91-3 | SKU: QM-0148250-01 | Size: 1 mg£4,188.29 GBP -
(S) -2- ((tert-Butoxycarbonyl) amino) -3- (4-hydroxyphenyl) propanoic acid [CAS 3978-80-1]
CAS: 3978-80-1 | SKU: QM-0177666-01 | Size: 100 g£51.91 GBP -
(S) -2- ((tert-Butoxycarbonyl) amino) -4- (cyclohexyloxy) -4-oxobutanoic acid [CAS 73821-95-1]
CAS: 73821-95-1 | SKU: QM-0177507-01 | Size: 25 g£51.91 GBP -
(S) -2- (((S) -1-Ethoxy-1-oxo-4-phenylbutan-2-yl) amino) propanoic acid [CAS 82717-96-2]
CAS: 82717-96-2 | SKU: QM-0176600-01 | Size: 100 g£95.88 GBP -
(Rac) -5-Hydroxymethyl Tolterodine-d14 [CAS 1185071-13-9]
CAS: 1185071-13-9 | SKU: QM-0156808-01 | Size: 10 mg Price on request -
(S) -2-Amino-3- (4-hydroxy-3,5-diiodophenyl) propanoic acid dihydrate [CAS 18835-59-1]
CAS: 18835-59-1 | SKU: QM-0172054-01 | Size: 5 g£62.26 GBP -
(Rac) -O-Desmethylnaproxen-d3 [CAS 1122399-99-8]
CAS: 1122399-99-8 | SKU: QM-0143666-01 | Size: 10 mg Price on request -
(R)-3-Hydroxyisobutyric acid
SKU: QM-0000323 | Size: 5 mg£199.81 GBP -
(Rac) -Hydroxycotinine-d3
SKU: QM-0137957 | Size: 1 mg Price on request -
(Rac) -3′-Hydroxy simvastatin [CAS 126313-98-2]
CAS: 126313-98-2 | SKU: QM-0062991-01 | Size: 1 mg£589.46 GBP -
(S) -3- (4-Hydroxyphenyl) -2- (methylamino) propanoic acid [CAS 537-49-5]
CAS: 537-49-5 | SKU: QM-0127782-01 | Size: 10 mg£57.09 GBP -
(R) -Hydroxytolterodine-d14 [CAS 1191280-58-6]
CAS: 1191280-58-6 | SKU: QM-0124108 | Size: 1 mg Price on request -
(R, S) -4-Hydroxy Cyclophosphamide-d4 Preparation Kit [CAS 1329838-09-6]
CAS: 1329838-09-6 | SKU: QM-0061954 | Size: 2.5 mg£1,769.22 GBP -
(Rac) -5-hydroxymethyl Tolterodine-d5 [CAS 2012598-78-4]
CAS: 2012598-78-4 | SKU: QM-0118273 | Size: 1 Each Price on request -
(S) -3-Hydroxy Midostaurin [CAS 945260-14-0]
CAS: 945260-14-0 | SKU: QM-0057927-01 | Size: 1 mg£672.08 GBP -
(S) -2- (Benzylamino) -3- (4-hydroxyphenyl) propanoic acid [CAS 75768-66-0]
CAS: 75768-66-0 | SKU: QM-0114466-01 | Size: 50 mg£350.11 GBP -
(S) -1- (4-Hydroxy-2,2-dimethylchroman-6-yl) ethanone [CAS 1890153-71-5]
CAS: 1890153-71-5 | SKU: QM-0108307 | Size: 1 Each Price on request -
(R) -Hydroxychloroquine [CAS 137433-23-9]
CAS: 137433-23-9 | SKU: QM-0102798-01 | Size: 5 mg£382.91 GBP -
(S) -3'-Hydroxy blebbistatin [CAS 2097136-42-8]
CAS: 2097136-42-8 | SKU: QM-0099537-01 | Size: 1 mg£476.46 GBP -
(S) -17-Hydroxy-18,20-ene-neogrifolin [CAS 1630936-42-3]
CAS: 1630936-42-3 | SKU: QM-0099437 | Size: 1 Each Price on request -
(S) - (+) -O-Desmethyl Venlafaxine [CAS 142761-12-4]
CAS: 142761-12-4 | SKU: QM-0098903-01 | Size: 5 mg£679.37 GBP -
(S) -3-Amino-2-oxo-azepane (hydrochloride) [CAS 26081-07-2]
CAS: 26081-07-2 | SKU: QM-0095713 | Size: 5 g£67.44 GBP -
(S) -10-Hydroxycamptothecin (Standard) [CAS 19685-09-7]
CAS: 19685-09-7 | SKU: QM-0093765-01 | Size: 10 mg£62.26 GBP -
(S) -13-Hydroxyoctadecanoic acid [CAS 1383929-95-0]
CAS: 1383929-95-0 | SKU: QM-0088693 | Size: 1 Each Price on request -
(R) -Methyl 3-hydroxybutanoate [CAS 3976-69-0]
CAS: 3976-69-0 | SKU: QM-0087677 | Size: 25 g£51.91 GBP -
(S) -2-Amino-3-methyl-N- (4-methyl-2-oxo-2H-chromen-7-yl) butanamide 2,2,2-trifluoroacetate [CAS 191723-67-8]
CAS: 191723-67-8 | SKU: QM-0087143 | Size: 1 Each Price on request -
(S) -1- (4-Hydroxyphenyl) ethane-1,2-diol [CAS 622854-00-6]
CAS: 622854-00-6 | SKU: QM-0084869 | Size: 1 Each Price on request -
(S) -2- (((S) -1-Ethoxy-1-oxo-4-phenylbutan-2-yl) amino) propanoic acid (Standard) [CAS 82717-96-2]
CAS: 82717-96-2 | SKU: QM-0084812-01 | Size: 25 mg£63.29 GBP -
(Rac) -8-Hydroxy-efavirenz-d4 [CAS 1246812-30-5]
CAS: 1246812-30-5 | SKU: QM-0061740 | Size: 1 mg£1,556.60 GBP -
(R) -Hydroxychloroquine (phosphate) [CAS 2488706-20-1]
CAS: 2488706-20-1 | SKU: QM-0084381-01 | Size: 500 µg£288.14 GBP -
(R) -N- (1-Hydroxypropan-2-yl) palmitamide [CAS 142128-47-0]
CAS: 142128-47-0 | SKU: QM-0078493-01 | Size: 5 mg£106.00 GBP -
(9Z,12Z) -3- (4,4-bis (Octyloxy) butanoyloxy) -2- (hydroxymethyl) propyl octadeca-9,12-dienoate [CAS 1799317-46-6]
CAS: 1799317-46-6 | SKU: QM-0054808 | Size: 1 Each Price on request -
(R) -10-Monohydroxy-10,11-dihydro Carbamazepine-d3
SKU: QM-0053770 | Size: 1 Each Price on request -
(R) -3-Hydroxytetradecanoic acid [CAS 28715-21-1]
CAS: 28715-21-1 | SKU: QM-0051509-01 | Size: 5 mg£200.66 GBP -
(R) -2- (4-Ethyl-2,3-dioxopiperazine-1-carboxamido) -2-phenylacetic acid (Standard) [CAS 63422-71-9]
CAS: 63422-71-9 | SKU: QM-0049874 | Size: 1 Each Price on request -
(R) -3-Oxo-cyclopentanecarboxylic acid methyl ester [CAS 132076-27-8]
CAS: 132076-27-8 | SKU: QM-0049375-01 | Size: 25 mg£78.82 GBP -
(R) -3-Hydroxybutanoic acid (Standard) [CAS 625-72-9]
CAS: 625-72-9 | SKU: QM-0049290-01 | Size: 5 mg£64.33 GBP -
(R) -3- (2-Amino-2-oxoethyl) -5-methylhexanoic acid (Standard) [CAS 181289-33-8]
CAS: 181289-33-8 | SKU: QM-0048785 | Size: 1 Each Price on request -
(R) -3-Hydroxybutanoic acid (sodium) (Standard) [CAS 13613-65-5]
CAS: 13613-65-5 | SKU: QM-0048531-01 | Size: 25 mg£67.44 GBP -
(9Z) -16-Hydroxy-9-hexadecenoic acid [CAS 1619-68-7]
CAS: 1619-68-7 | SKU: QM-0023848 | Size: 1 Each Price on request -
(erythro) 1′,2′-Dihydroxyasarone [CAS 321365-68-8]
CAS: 321365-68-8 | SKU: QM-0023447 | Size: 1 Each Price on request -
(R) -3-Hydroxyvaleryl-CoA [CAS 117249-46-4]
CAS: 117249-46-4 | SKU: QM-0018850 | Size: 1 Each Price on request -
(R) -3-Hydroxytetradecanoyl-CoA [CAS 26475-25-2]
CAS: 26475-25-2 | SKU: QM-0018849 | Size: 1 Each Price on request -
(R) -3-Hydroxystearoyl-CoA
SKU: QM-0018848 | Size: 1 Each Price on request -
(R) -3-Hydroxypimelyl-CoA [CAS 474903-11-2]
CAS: 474903-11-2 | SKU: QM-0018847 | Size: 1 Each Price on request -
(R) -3-Hydroxypalmitoyl-CoA [CAS 3150-71-8]
CAS: 3150-71-8 | SKU: QM-0018846 | Size: 1 Each Price on request -
(R) -3-Hydroxyoctanoyl-CoA [CAS 117249-49-7]
CAS: 117249-49-7 | SKU: QM-0018845 | Size: 1 Each Price on request -
(R) -3-Hydroxymontanoyl-CoA
SKU: QM-0018844 | Size: 1 Each Price on request -
(R) -3-Hydroxymelissoyl-CoA
SKU: QM-0018843 | Size: 1 Each Price on request -
(R) -3-Hydroxylignoceroyl-CoA
SKU: QM-0018842 | Size: 1 Each Price on request -
(R) -3-Hydroxylauroyl-CoA [CAS 917-42-0]
CAS: 917-42-0 | SKU: QM-0018841 | Size: 1 Each Price on request -
(R) -3-Hydroxyicosanoyl-CoA [CAS 226558-56-1]
CAS: 226558-56-1 | SKU: QM-0018839 | Size: 1 Each Price on request -
(9Z,12Z) -3-Oxolinoleoyl-CoA
SKU: QM-0018838 | Size: 1 Each Price on request -
(9Z,12Z) -18-Hydroxyoctadecadienoyl-CoA
SKU: QM-0018837 | Size: 1 Each Price on request -
(9Z) -12-Hydroxyoctadec-9-enoyl-CoA [CAS 292156-46-8]
CAS: 292156-46-8 | SKU: QM-0018829 | Size: 1 Each Price on request -
(R) -3-Hydroxydecanoyl-CoA [CAS 1111-46-2]
CAS: 1111-46-2 | SKU: QM-0018822 | Size: 1 Each Price on request -
(R) -3-Hydroxycerotoyl-CoA [CAS 1245945-31-6]
CAS: 1245945-31-6 | SKU: QM-0018815 | Size: 1 Each Price on request -
(R) -3-Hydroxy-5-phenylvaleryl-CoA [CAS 473994-63-7]
CAS: 473994-63-7 | SKU: QM-0018810 | Size: 1 Each Price on request -
(R) -3-Hydroxy-5- (4-fluorophenyl) valeryl-CoA [CAS 474903-10-1]
CAS: 474903-10-1 | SKU: QM-0018800 | Size: 1 Each Price on request -
(R) -2-Hydroxyhexadecanoyl-CoA (free acid)
SKU: QM-0018792 | Size: 1 Each Price on request -
(R) -2-Hydroxybutanoyl-CoA [CAS 142354-68-5]
CAS: 142354-68-5 | SKU: QM-0018787 | Size: 1 Each Price on request -
(R) -2-Hydroxyglutaryl-5-CoA [CAS 137374-53-9]
CAS: 137374-53-9 | SKU: QM-0018778 | Size: 1 Each Price on request -
(9Z,12Z,15Z,18Z,21Z) -3-Oxotetracosapentaenoyl-CoA
SKU: QM-0018717 | Size: 1 Each Price on request