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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1- (2H-1,3-benzodioxol-5-yl) -2-[ (propan-2-yl) amino]propan-1-one (hydrochloride) [CAS 2749298-40-4]
CAS: 2749298-40-4 | SKU: QM-0090760-01 | Size: 1 mg£216.46 GBP -
1,1-Dioxothiolan-d8 [CAS 51219-88-6]
CAS: 51219-88-6 | SKU: QM-0074204 | Size: 5 mg£118.38 GBP -
1,3-Dihydroxy-2-methoxyxanthone [CAS 87339-74-0]
CAS: 87339-74-0 | SKU: QM-0087975 | Size: 1 Each Price on request -
1,3,5-Trihydroxy-4-prenylxanthone [CAS 53377-61-0]
CAS: 53377-61-0 | SKU: QM-0086367 | Size: 1 Each Price on request -
1- (2,4-Dihydroxy-3,6-dimethoxyphenyl) -3-phenylpropan-1-one [CAS 54299-52-4]
CAS: 54299-52-4 | SKU: QM-0084972 | Size: 1 Each Price on request -
1,2,4-Trihydroxybenzene (Standard) [CAS 533-73-3]
CAS: 533-73-3 | SKU: QM-0084429-01 | Size: 10 mg£36.91 GBP -
1- (2-Hydroxyethyl) piperazine [CAS 103-76-4]
CAS: 103-76-4 | SKU: QM-0074296 | Size: 100 g£57.09 GBP -
(−) -11-Hydroxy-Δ8-THC-d3
SKU: QM-0082394 | Size: 1 Each Price on request -
(S) -N- ((S) -1- (((2R,4S) -1,2-Dihydroxy-2,6-dimethyl-3-oxoheptan-4-yl) amino) -1-oxo-3-phenylpropan-2-yl) -4-methyl-2- ((S) -2- (2-morpholinoacetamido) -4-phenylbutanamido) pentanamide [CAS 1541172-75-1]
CAS: 1541172-75-1 | SKU: QM-0056059-01 | Size: 5 mg£401.13 GBP -
(±) -Darifenacin N-Oxide [CAS 2416229-88-2]
CAS: 2416229-88-2 | SKU: QM-0053848 | Size: 1 Each Price on request -
(S) -7-Hydroxywarfarin [CAS 63740-81-8]
CAS: 63740-81-8 | SKU: QM-0053694 | Size: 1 Each Price on request -
(Z) -4- (Methoxy-d3) -4-oxobut-2-enoic acid [CAS 1266402-66-7]
CAS: 1266402-66-7 | SKU: QM-0053003-01 | Size: 5 mg£731.62 GBP -
(S) -3-Hydroxy-2-palmitamidopropanoic acid (sodium) [CAS 58725-46-5]
CAS: 58725-46-5 | SKU: QM-0052676 | Size: 1 Each Price on request -
(S) -Deoxy-thalidomide-Pip-3-hydroxypropanoic acid (hydrochloride) [CAS 3032320-79-6]
CAS: 3032320-79-6 | SKU: QM-0050545 | Size: 1 Each Price on request -
(S) -Deoxy-thalidomide-Pip-3-hydroxypropanoic acid [CAS 3032320-78-5]
CAS: 3032320-78-5 | SKU: QM-0050544 | Size: 1 Each Price on request -
(S) -tert-Butyl 6- (hydroxymethyl) -5-azaspiro[2.4]heptane-5-carboxylate [CAS 1262397-12-5]
CAS: 1262397-12-5 | SKU: QM-0049503-01 | Size: 100 mg£319.73 GBP -
(S) -tert-Butyl 3- (2-hydroxyethyl) piperazine-1-carboxylate [CAS 1273577-11-9]
CAS: 1273577-11-9 | SKU: QM-0049484-01 | Size: 500 mg£55.02 GBP -
(S) -3-Oxo-cyclopentanecarboxylic acid methyl ester [CAS 132076-32-5]
CAS: 132076-32-5 | SKU: QM-0049374 | Size: 1 Each Price on request -
(S) -3-Hydroxybutanoic acid (Standard) [CAS 6168-83-8]
CAS: 6168-83-8 | SKU: QM-0049267-01 | Size: 5 mg£49.33 GBP -
(S) -4-amino-2-hydroxybutanoic acid (Standard) [CAS 40371-51-5]
CAS: 40371-51-5 | SKU: QM-0047530 | Size: 1 Each Price on request -
(threo) 1',2'-Dihydroxyasarone [CAS 321365-67-7]
CAS: 321365-67-7 | SKU: QM-0023448 | Size: 1 Each Price on request -
(Z) - (1R,3R,4R,4aS,8R,8aR) -3,4,8,8a-Tetramethyl-7-oxo-4- (2- (5-oxo-2,5-dihydrofuran-3-yl) ethyl) decahydronaphthalen-1-yl 2-methylbut-2-enoate [CAS 92357-16-9]
CAS: 92357-16-9 | SKU: QM-0021771 | Size: 1 Each Price on request -
(±) -10-Hydroxycamptothecin (Standard) [CAS 64439-81-2]
CAS: 64439-81-2 | SKU: QM-0021630 | Size: 1 Each Price on request -
(S) -4,5-dichloro-N- ((2-oxo-3- (4- (3-oxomorpholino) phenyl) oxazolidin-5-yl) methyl) thiophene-2-carboxamide (Standard) [CAS 1770812-37-7]
CAS: 1770812-37-7 | SKU: QM-0021307-01 | Size: 5 mg£118.38 GBP -
(S) -tert-Butyl 2,6-dimethyl-3-oxohept-1-en-4-ylcarbamate [CAS 247068-81-1]
CAS: 247068-81-1 | SKU: QM-0021288-01 | Size: 25 mg£59.16 GBP -
(S) -4- (4- (5- (aminomethyl) -2-oxooxazolidin-3-yl) phenyl) morpholin-3-one hydrochloride (Standard) [CAS 898543-06-1]
CAS: 898543-06-1 | SKU: QM-0021256-01 | Size: 5 mg£67.44 GBP -
(S) -3-Hydroxypentanoyl-CoA [CAS 79107-82-7]
CAS: 79107-82-7 | SKU: QM-0018803 | Size: 1 Each Price on request -
(S) -3-Hydroxypalmitoyl-CoA [CAS 79171-50-9]
CAS: 79171-50-9 | SKU: QM-0018802 | Size: 1 Each Price on request -
(S) -3-Hydroxyoctanedioyl-CoA
SKU: QM-0018801 | Size: 1 Each Price on request -
(S) -3-Hydroxyoctadecanoyl-CoA [CAS 1246036-79-2]
CAS: 1246036-79-2 | SKU: QM-0018799 | Size: 1 Each Price on request -
(S) -3-Hydroxylauroyl-CoA [CAS 917-43-1]
CAS: 917-43-1 | SKU: QM-0018794 | Size: 1 Each Price on request -
(S) -3-Hydroxyhexacosanoyl-CoA [CAS 1245945-31-6]
CAS: 1245945-31-6 | SKU: QM-0018790 | Size: 1 Each Price on request -
(S) -3-Hydroxydodecanedioyl-CoA
SKU: QM-0018786 | Size: 1 Each Price on request -
(S) -3-Hydroxydecanedioyl-CoA
SKU: QM-0018782 | Size: 1 Each Price on request -
(S) -3-Hydroxytricontanoyl-CoA
SKU: QM-0018781 | Size: 1 Each Price on request -
(S) -3-Hydroxyoctanoyl-CoA [CAS 79171-48-5]
CAS: 79171-48-5 | SKU: QM-0018780 | Size: 1 Each Price on request -
(S) -3-Hydroxyoctacosanoyl-CoA
SKU: QM-0018779 | Size: 1 Each Price on request -
(S) -3-Hydroxyl-5-methylhexanoyl-CoA [CAS 3028332-93-3]
CAS: 3028332-93-3 | SKU: QM-0018777 | Size: 1 Each Price on request -
(S) -3-Hydroxybutyryl-CoA
SKU: QM-0018774 | Size: 1 Each Price on request -
(S) -3-Hydroxy-9Z-hexadecenoyl-CoA
SKU: QM-0018768 | Size: 1 Each Price on request -
(S) -3-Hydroxy-9Z,12Z-octadecadienoyl-CoA
SKU: QM-0018767 | Size: 1 Each Price on request -
(S) -3-Hydroxy-9-methyldecanoyl-CoA
SKU: QM-0018765 | Size: 1 Each Price on request -
(S) -3-Hydroxy-7Z-tetradecenoyl-CoA
SKU: QM-0018763 | Size: 1 Each Price on request -
(S) -3-Hydroxy-7Z,10Z-hexadecadienoyl-CoA
SKU: QM-0018760 | Size: 1 Each Price on request -
(S) -3-Hydroxy-7-methyloctanoyl-CoA
SKU: QM-0018757 | Size: 1 Each Price on request -
(S) -3-Hydroxy-6Z-dodecenoyl-CoA
SKU: QM-0018754 | Size: 1 Each Price on request -
(S) -3-Hydroxy-5Z-dodecenoyl-CoA [CAS 2916543-91-2]
CAS: 2916543-91-2 | SKU: QM-0018750 | Size: 1 Each Price on request -
(S) -3-Hydroxy-5Z,8Z-tetradecadienoyl-CoA
SKU: QM-0018749 | Size: 1 Each Price on request -
(S) -3-Hydroxy-27-methyloctacosanoyl-CoA
SKU: QM-0018747 | Size: 1 Each Price on request -
(S) -3-Hydroxy-25-methylhexacosanoyl-CoA
SKU: QM-0018740 | Size: 1 Each Price on request -
(S) -3-Hydroxy-23-methyltetracosanoyl-CoA
SKU: QM-0018737 | Size: 1 Each Price on request -
(S) -3-Hydroxy-21-methyldocosanoyl-CoA
SKU: QM-0018735 | Size: 1 Each Price on request -
(S) -3-Hydroxy-19-methyleicosanoyl-CoA
SKU: QM-0018733 | Size: 1 Each Price on request -
(S) -3-Hydroxy-17-methyloctadecanoyl-CoA
SKU: QM-0018731 | Size: 1 Each Price on request -
(S) -Methyl 2- (6-hydroxy-2,3-dihydrobenzofuran-3-yl) acetate [CAS 1000414-38-9]
CAS: 1000414-38-9 | SKU: QM-0017662-01 | Size: 100 mg£78.82 GBP -
(S) -tert-Butyl 2- (3-amino-2-oxo-2,3,4,5-tetrahydro-1H-benzo[b]azepin-1-yl) acetate (Standard) [CAS 109010-60-8]
CAS: 109010-60-8 | SKU: QM-0017443 | Size: 1 Each Price on request -
(S) -9-Hydroxy-8-methoxy-12a,13-dihydro-6H-benzo[5,6][1,4]diazepino[1,2-a]indol-6-one [CAS 1239587-38-2]
CAS: 1239587-38-2 | SKU: QM-0017386-01 | Size: 25 mg£583.38 GBP -
(S) -5- (tert-Butoxy) -4- (18- (tert-butoxy) -18-oxooctadecanamido) -5-oxopentanoic acid (Standard) [CAS 1188328-39-3]
CAS: 1188328-39-3 | SKU: QM-0017347-01 | Size: 10 mg£60.19 GBP -
(S) -5- (tert-Butoxy) -4- (18- (tert-butoxy) -18-oxooctadecanamido) -5-oxopentanoic acid [CAS 1188328-39-3]
CAS: 1188328-39-3 | SKU: QM-0017346-01 | Size: 100 mg£59.16 GBP -
(S) -5-Amino-2- (2-aminoacetamido) -5-oxopentanoic acid (hydrate) (Standard) [CAS 172669-64-6]
CAS: 172669-64-6 | SKU: QM-0016884-01 | Size: 25 mg£71.58 GBP -
(Z) -5- (4-Iodobenzylidene) -2-thioxothiazolidin-4-one [CAS 181765-52-6]
CAS: 181765-52-6 | SKU: QM-0016859-01 | Size: 100 mg£89.13 GBP -
(S) -5-Hydroxyequol [CAS 276669-86-4]
CAS: 276669-86-4 | SKU: QM-0013118 | Size: 1 Each Price on request -
(±) -9α-Hydroxy hexahydrocannabinol [CAS 16964-49-1]
CAS: 16964-49-1 | SKU: QM-0009149-01 | Size: 500 µg£565.16 GBP -
(±) -9-Nor-9α-hydroxy Hexahydrocannabinol [CAS 56469-26-2]
CAS: 56469-26-2 | SKU: QM-0008590-01 | Size: 500 µg£565.16 GBP -
(S) -Hydroxychloroquine (sulfate) [CAS 155204-09-4]
CAS: 155204-09-4 | SKU: QM-0007090-01 | Size: 500 µg£446.09 GBP -
(S) -Hydroxy Itraconazole-d8
SKU: QM-0005380 | Size: 1 Each Price on request -
(±) -4-Hydroxy propranolol β-D-glucuronide [CAS 94731-13-2]
CAS: 94731-13-2 | SKU: QM-0005271 | Size: 1 mg£771.71 GBP -
(±) -10-Hydroxycamptothecin [CAS 64439-81-2]
CAS: 64439-81-2 | SKU: QM-0162369-01 | Size: 5 mg£51.91 GBP -
(S)-4-(4-((4-(4-((2,6-Dioxopiperidin-3-yl)carbamoyl)-3-fluorophenyl)piperazin-1-yl)methyl)piperidin-1-yl)benzoic acid hydrochloride
SKU: QM-0156375-01 | Size: 5 mg£583.38 GBP -
(S) -Benzyl 2-cyclopropyl-2-hydroxyacetate [CAS 2414393-48-7]
CAS: 2414393-48-7 | SKU: QM-0156385-01 | Size: 5 mg£577.31 GBP -
(S) -3-Hydroxybutanoic acid [CAS 6168-83-8]
CAS: 6168-83-8 | SKU: QM-0203435-01 | Size: 50 mg£51.91 GBP -
(Z) -4-Hydroxy Tamoxifen-d5 [CAS 164365-20-2]
CAS: 164365-20-2 | SKU: QM-0144026-01 | Size: 1 mg£243.19 GBP -
(S) -Methyl 2-amino-3- (3-hydroxyphenyl) propanoate hydrochloride [CAS 34260-72-5]
CAS: 34260-72-5 | SKU: QM-0202728-01 | Size: 250 mg£62.26 GBP -
(S) -Methyl 2-oxooxazolidine-4-carboxylate [CAS 132682-22-5]
CAS: 132682-22-5 | SKU: QM-0201463-01 | Size: 25 mg£67.44 GBP -
(±) -10-Hydroxy-12 (Z),15 (Z) -octadecadienoic acid [CAS 34932-14-4]
CAS: 34932-14-4 | SKU: QM-0150064-01 | Size: 500 µg£188.51 GBP -
(Z) -10-Hydroxynortriptyline-d3
SKU: QM-0079538-01 | Size: 100 µg£200.66 GBP -
(S) -Methyl 2- ((tert-butoxycarbonyl) amino) -3- (3,4-dihydroxyphenyl) propanoate [CAS 37169-36-1]
CAS: 37169-36-1 | SKU: QM-0198509-01 | Size: 5 g£56.05 GBP -
(S) -6-O-Desmethylnaproxen [CAS 52079-10-4]
CAS: 52079-10-4 | SKU: QM-0143665-01 | Size: 1 mg£90.25 GBP -
(±) -2-Oxo clopidogrel [CAS 109904-27-0]
CAS: 109904-27-0 | SKU: QM-0139312-01 | Size: 500 µg£89.13 GBP -
(Z) -4-Amino-4-oxobut-2-enoic acid [CAS 557-24-4]
CAS: 557-24-4 | SKU: QM-0142558-01 | Size: 1 g£51.91 GBP -
(S) -N-Boc-3-hydroxypyrrolidine [CAS 101469-92-5]
CAS: 101469-92-5 | SKU: QM-0156786-01 | Size: 25 g£51.91 GBP -
(Z) -10-Hydroxynortriptyline [CAS 47132-19-4]
CAS: 47132-19-4 | SKU: QM-0079537-01 | Size: 1 mg£194.59 GBP -
(S) -5-Hydroxymethyl Tolterodine-d14 (formate)
SKU: QM-0156845-01 | Size: 5 mg Price on request -
(S) -Methyl 3-hydroxybutanoate [CAS 53562-86-0]
CAS: 53562-86-0 | SKU: QM-0185113-01 | Size: 10 g£51.91 GBP -
(S) -tert-butyl 1-hydroxy-3-phenylpropan-2-ylcarbamate [CAS 66605-57-0]
CAS: 66605-57-0 | SKU: QM-0156740-01 | Size: 100 g£62.26 GBP -
(±) -cis-N-Desmethylsertraline-d3 (hydrochloride)
SKU: QM-0146870-01 | Size: 1 mg Price on request -
(S) -3-Hydroxypropane-1,2-diyl dioctanoate [CAS 60514-48-9]
CAS: 60514-48-9 | SKU: QM-0172744-01 | Size: 5 mg£111.63 GBP -
(±) -6',7'-Dihydroxy cannabichromene [CAS 134840-96-3]
CAS: 134840-96-3 | SKU: QM-0154342 | Size: 1 Each Price on request -
(±) -10-Hydroxy-12 (Z) -Octadecenoic acid-d5
SKU: QM-0153870 | Size: 1 Each Price on request -
(S) -6-O-Desmethylnaproxen (Standard) [CAS 52079-10-4]
CAS: 52079-10-4 | SKU: QM-0131902 | Size: 1 Each Price on request -
(Z) -3-Hydroxynon-6-enoic acid [CAS 1263035-69-3]
CAS: 1263035-69-3 | SKU: QM-0131832 | Size: 1 Each Price on request -
(S) -4- (tert-Butoxy) -3- ((tert-butoxycarbonyl) amino) -4-oxobutanoic acid [CAS 34582-32-6]
CAS: 34582-32-6 | SKU: QM-0129585-01 | Size: 25 g£57.09 GBP -
(S) -N- (1-Amino-5-guanidino-1-oxopentan-2-yl) benzamide hydrochloride [CAS 4299-03-0]
CAS: 4299-03-0 | SKU: QM-0127923-01 | Size: 1 g£204.31 GBP -
(S) -3-Hydroxymyristic acid [CAS 35683-15-9]
CAS: 35683-15-9 | SKU: QM-0119614-01 | Size: 5 mg£74.68 GBP -
(S) -tert-Butyl 5-oxopyrrolidine-2-carboxylate [CAS 35418-16-7]
CAS: 35418-16-7 | SKU: QM-0117993 | Size: 25 g£51.91 GBP -
(S) -O-Desmethyl Venlafaxine N-Oxide [CAS 1021934-03-1]
CAS: 1021934-03-1 | SKU: QM-0061706 | Size: 1 Each Price on request -
(S) -4-Amino-5- (((S) -1- (((S) -1-carboxy-2-phenylethyl) amino) -3-methyl-1-oxobutan-2-yl) amino) -5-oxopentanoic acid [CAS 31461-61-7]
CAS: 31461-61-7 | SKU: QM-0115107 | Size: 1 Each Price on request -
(S) -3-Hydroxyphenylglycine [CAS 71301-82-1]
CAS: 71301-82-1 | SKU: QM-0056969 | Size: 1 mg£489.83 GBP -
(±) -9-Nor-9β-hydroxy Hexahydrocannabinol [CAS 56469-25-1]
CAS: 56469-25-1 | SKU: QM-0107676-01 | Size: 500 µg£565.16 GBP -
(S) -Hydroxychloroquine [CAS 137433-24-0]
CAS: 137433-24-0 | SKU: QM-0104464-01 | Size: 5 mg£329.45 GBP -
(±) -8'-Hydroxy cannabichromene [CAS 132032-41-8]
CAS: 132032-41-8 | SKU: QM-0101408 | Size: 1 Each Price on request -
(S) -4-Nitrophenyl 4-amino-2- ((tert-butoxycarbonyl) amino) -4-oxobutanoate [CAS 4587-33-1]
CAS: 4587-33-1 | SKU: QM-0100974 | Size: 1 Each Price on request -
(S) -3-Hydroxyhexanoyl-CoA [CAS 79171-47-4]
CAS: 79171-47-4 | SKU: QM-0098700 | Size: 1 mg Price on request -
(S) -Desmethylcitalopram [CAS 144025-14-9]
CAS: 144025-14-9 | SKU: QM-0098479 | Size: 1 Each Price on request -
(S,9E,11Z,14Z) -8-Hydroxyicosa-9,11,14-trienoic acid [CAS 889573-69-7]
CAS: 889573-69-7 | SKU: QM-0096669 | Size: 1 Each Price on request -
(Z) -10-Oxooctadec-12-enoic-17,17,18,18,18-d5 acid
SKU: QM-0096502 | Size: 1 Each Price on request -
(±) -2-Oxo clopidogrel (Standard) [CAS 109904-27-0]
CAS: 109904-27-0 | SKU: QM-0096401 | Size: 1 Each Price on request -
(±) -2'-hydroxy Ceramide (d18:0/18:0) [CAS 215528-91-9]
CAS: 215528-91-9 | SKU: QM-0095090-01 | Size: 1 mg£399.92 GBP -
(S) -2-Hydroxy-3-phenylpropanoic acid-13C9
SKU: QM-0054119 | Size: 1 Each Price on request -
(S) -1-Boc-3-hydroxypiperidine-d4
SKU: QM-0053981 | Size: 1 Each Price on request -
(R, S) -Cotinine-d3 N-Oxide [CAS 1215561-37-7]
CAS: 1215561-37-7 | SKU: QM-0053526 | Size: 5 mg£577.31 GBP -
(Rac) -Desmethyl lacosamide [CAS 171623-02-2]
CAS: 171623-02-2 | SKU: QM-0053351 | Size: 1 Each Price on request -
(S) -3,4-Dihydroxybutyric acid (sodium) [CAS 146838-41-7]
CAS: 146838-41-7 | SKU: QM-0052640-01 | Size: 25 mg£99.25 GBP -
(Rac) -7-Ethyl-10-hydroxycamptothecin [CAS 130144-34-2]
CAS: 130144-34-2 | SKU: QM-0052625 | Size: 1 Each Price on request -
(R) -Methyl 2- (3-oxocyclopentyl) acetate [CAS 84621-34-1]
CAS: 84621-34-1 | SKU: QM-0052057 | Size: 1 Each Price on request -
(R) -Methyl 3-hydroxydecanoate [CAS 56618-58-7]
CAS: 56618-58-7 | SKU: QM-0051389-01 | Size: 50 mg£378.05 GBP -
(R) -Methyl 3-hydroxytetradecanoate [CAS 76062-97-0]
CAS: 76062-97-0 | SKU: QM-0050998-01 | Size: 100 mg£135.25 GBP -
(S) -3-Amino-4- (4-hydroxyphenyl) butanoic acid (hydrochloride) [CAS 336182-13-9]
CAS: 336182-13-9 | SKU: QM-0050109 | Size: 1 Each Price on request -
(S) -1- (4-Fluorophenyl) -5- (2-oxo-4-phenyloxazolidin-3-yl) pentane-1,5-dione (Standard) [CAS 189028-93-1]
CAS: 189028-93-1 | SKU: QM-0050088 | Size: 1 Each Price on request -
(S) -3-Amino-2,2-dimethyl-4-oxoazetidin-1-yl hydrogen sulfate [CAS 102507-49-3]
CAS: 102507-49-3 | SKU: QM-0049471-01 | Size: 100 mg£200.66 GBP