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-Cyclopropyl-6-fluoro-7- (4-formylpiperazin-1-yl) -4-oxo-1,4-dihydroquinoline-3-carboxylic acid-d8
SKU: QM-0115405 | Size: 1 mg Price on request -
1- (4-Hydroxyphenyl) -2,3-dihydroxypropan-1-one [CAS 1824624-21-6]
CAS: 1824624-21-6 | SKU: QM-0113913 | Size: 1 Each Price on request -
1-Hydroxypyrene β-D-glucuronide [CAS 154717-05-2]
CAS: 154717-05-2 | SKU: QM-0110728 | Size: 1 mg£386.56 GBP -
1-Amino-7,8-dihydro-8-oxo-9- (β-D-xylofuranosyl) guanine [CAS 2389988-21-8]
CAS: 2389988-21-8 | SKU: QM-0070037 | Size: 1 Each Price on request -
1-Hydroxyphenanthrene-d9 [CAS 922510-23-4]
CAS: 922510-23-4 | SKU: QM-0108330 | Size: 1 mg£771.71 GBP -
1-Hexanoyl-2-hydroxy-sn-glycero-3-phosphocholine [CAS 58445-96-8]
CAS: 58445-96-8 | SKU: QM-0107629 | Size: 1 Each Price on request -
1-Desmethylobtusin [CAS 90985-57-2]
CAS: 90985-57-2 | SKU: QM-0105561 | Size: 1 Each Price on request -
1-Heptanoyl-2-hydroxy-sn-glycero-3-phosphocholine [CAS 160118-49-0]
CAS: 160118-49-0 | SKU: QM-0100803 | Size: 1 Each Price on request -
1-Amino-7-cyclopropyl methyl-7,8-dihydro-8-oxo-9- (β-D-xylofuranosyl) guanine [CAS 2389988-22-9]
CAS: 2389988-22-9 | SKU: QM-0070038 | Size: 1 Each Price on request -
1-Hydroxy-N-methylacridone [CAS 16584-54-6]
CAS: 16584-54-6 | SKU: QM-0099173-01 | Size: 1 mg£478.89 GBP -
1-Amino-3’-deoxy-7,8-dihydro-8-oxoguanosine [CAS 2389988-59-2]
CAS: 2389988-59-2 | SKU: QM-0069957 | Size: 1 Each Price on request -
1-Hydroxypinoresinol 1-O-β-D-glucoside [CAS 81495-71-8]
CAS: 81495-71-8 | SKU: QM-0098100 | Size: 1 Each Price on request -
1-Hydroxyethyl-2′-deoxyadenosine [CAS 142997-59-9]
CAS: 142997-59-9 | SKU: QM-0097729 | Size: 1 Each Price on request -
1- (3- (1-Hydroxy-3-methylbutyl) -4-methoxyphenyl) ethan-1-one [CAS 148044-44-4]
CAS: 148044-44-4 | SKU: QM-0097216 | Size: 1 Each Price on request -
1-Docosapentaenoyl-2-hydroxy-sn-glycero-3-phosphatidylcholine [CAS 2201069-26-1]
CAS: 2201069-26-1 | SKU: QM-0097135-01 | Size: 1 mg£408.43 GBP -
1-Hydroxycanthin-6-one [CAS 80787-59-3]
CAS: 80787-59-3 | SKU: QM-0097053 | Size: 1 Each Price on request -
1- (3,4-Dihydroxyphenyl) -7- (4-hydroxyphenyl) hept-6-en-3-ol [CAS 1206788-61-5]
CAS: 1206788-61-5 | SKU: QM-0097034 | Size: 1 Each Price on request -
1-Myristoyl-2-hydroxy-sn-glycero-3-phosphate (sodium) [CAS 325465-45-0]
CAS: 325465-45-0 | SKU: QM-0093098-01 | Size: 1 mg£217.67 GBP -
1-Methyl-2, 8-dihydroxy3-carboxy-9, 10-anthraquinone [CAS 1401414-53-6]
CAS: 1401414-53-6 | SKU: QM-0113225 | Size: Inquire Price on request -
1-Decarboxy-3-oxo-ceanothic acid [CAS 214150-74-0]
CAS: 214150-74-0 | SKU: QM-0092040 | Size: 1 Each Price on request -
1-Hydroxy-2,3,5-trimethoxyxanthone [CAS 22804-49-5]
CAS: 22804-49-5 | SKU: QM-0089570 | Size: 1 Each Price on request -
1-Ethyl-2-methyl-3-hydroxypyrid-4-one [CAS 30652-12-1]
CAS: 30652-12-1 | SKU: QM-0088183-01 | Size: 1 mg£220.10 GBP -
1-Hydroxyoctadecane-d37 [CAS 204259-62-1]
CAS: 204259-62-1 | SKU: QM-0087946-01 | Size: 2.5 mg£232.25 GBP -
1- (4-Hydroxy-2-methoxyphenyl) -3- (4-hydroxy-3-prenylphenyl) [CAS 376362-03-7]
CAS: 376362-03-7 | SKU: QM-0085782 | Size: 1 Each Price on request -
1-Hydroxy-9-methoxycanthin-6-one [CAS 622408-85-9]
CAS: 622408-85-9 | SKU: QM-0085385 | Size: 1 Each Price on request -
1-Cinnamoyl-3-hydroxypyrrolidine [CAS 1344876-77-2]
CAS: 1344876-77-2 | SKU: QM-0080015 | Size: 1 Each Price on request -
1-BOC-4- (2-Hydroxyethyl) piperazine-d4 [CAS 1219802-10-4]
CAS: 1219802-10-4 | SKU: QM-0074139-01 | Size: 10 mg£89.13 GBP -
1- (4-Hydroxybenzoyl) glucose [CAS 25545-07-7]
CAS: 25545-07-7 | SKU: QM-0078513 | Size: 1 Each Price on request -
1,5-Dihydroxynaphthalene (Standard) [CAS 83-56-7]
CAS: 83-56-7 | SKU: QM-0055936 | Size: 1 Each Price on request -
1,1'-[2- (Hydroxymethyl) -1,3-propanediyl] dilinoleate [CAS 1799317-34-2]
CAS: 1799317-34-2 | SKU: QM-0054802 | Size: 1 Each Price on request -
1- (2-Hydroxyethyl) piperazine-d4 [CAS 1160357-16-3]
CAS: 1160357-16-3 | SKU: QM-0053595 | Size: 1 Each Price on request -
1,5-Dihydroxynaphthalene-d6
SKU: QM-0053412 | Size: 1 Each Price on request -
1- (2,3-Dichloro-4-hydroxyphenyl) butan-1-one-d7
SKU: QM-0053363 | Size: 1 Each Price on request -
1- (2-Hydroxyethyl) piperidine-4-carbonitrile [CAS 21168-73-0]
CAS: 21168-73-0 | SKU: QM-0050055 | Size: 1 Each Price on request -
1- (2- (tert-Butoxy) -2-oxoethyl) piperidine-4-carboxylic acid [CAS 193903-41-2]
CAS: 193903-41-2 | SKU: QM-0049619 | Size: 1 Each Price on request -
1,4-Dihydroxy-2-naphthoic acid (Standard) [CAS 31519-22-9]
CAS: 31519-22-9 | SKU: QM-0048418-01 | Size: 10 mg£45.19 GBP -
1,3,5-Tris (3,5-di-tert-butyl-4-hydroxybenzyl) -1,3,5-triazinane-2,4,6-trione (Standard) [CAS 27676-62-6]
CAS: 27676-62-6 | SKU: QM-0048053 | Size: 1 Each Price on request -
1,3,5,6-Tetrahydroxyxanthone [CAS 5084-31-1]
CAS: 5084-31-1 | SKU: QM-0024591-01 | Size: 1 mg£464.31 GBP -
1,2,3,10-Tetramethoxy-9- (2-hydroxy-4,5-dimethoxybenzyloxy) oxoaporphine [CAS 872729-33-4]
CAS: 872729-33-4 | SKU: QM-0024586 | Size: 1 Each Price on request -
1,3,5,8-Tetrahydroxyxanthone [CAS 2980-32-7]
CAS: 2980-32-7 | SKU: QM-0024183-01 | Size: 1 mg£188.51 GBP -
1,6,8-Trihydroxy-2,7-dimethoxy-3-methylanthraquinone [CAS 2366153-27-5]
CAS: 2366153-27-5 | SKU: QM-0023974 | Size: 1 Each Price on request -
1,6-Dihydroxy-2-chlorophenazine [CAS 93768-40-2]
CAS: 93768-40-2 | SKU: QM-0022545 | Size: 1 Each Price on request -
1,3,5,6-Tetrahydroxy-8-methylxanthone [CAS 213547-11-6]
CAS: 213547-11-6 | SKU: QM-0021838 | Size: 1 Each Price on request -
1,2,3,7-Tetrahydroxy-8-methoxy-6-methyl-9,10-anthraquinone [CAS 130018-57-4]
CAS: 130018-57-4 | SKU: QM-0021736-01 | Size: 1 mg£589.46 GBP -
1,4,5,6-Tetrahydroxy-7- (3-methylbut-2-enyl) xanthone [CAS 1001424-68-5]
CAS: 1001424-68-5 | SKU: QM-0021724 | Size: 1 mg£928.45 GBP -
1,4,5,6-Tetrahydroxy-7,8-diprenylxanthone [CAS 776325-66-7]
CAS: 776325-66-7 | SKU: QM-0021723-01 | Size: 1 mg£815.45 GBP -
1,2,3,19-Tetrahydroxy-12-ursen-28-oic acid [CAS 113558-03-5]
CAS: 113558-03-5 | SKU: QM-0021722 | Size: 1 mg£1,179.95 GBP -
1,4-Dihydroxy-2-naphthoyl-CoA [CAS 875613-67-5]
CAS: 875613-67-5 | SKU: QM-0018840 | Size: 1 Each Price on request -
1,5-Dihydroxy-1,2,3,4-tetrahydronaphthalene [CAS 40771-26-4]
CAS: 40771-26-4 | SKU: QM-0017321-01 | Size: 50 mg£57.09 GBP -
1- ((Benzyloxy) carbonyl) -5-oxopiperidine-2-carboxylic acid [CAS 100711-68-0]
CAS: 100711-68-0 | SKU: QM-0017208-01 | Size: 5 mg£339.17 GBP -
1,1-Dioxothiolan (Standard) [CAS 126-33-0]
CAS: 126-33-0 | SKU: QM-0017064 | Size: 1 Each Price on request -
1,25-Dihydroxyvitamin D3 sulfate-d6 (sodium)
SKU: QM-0016798-01 | Size: 1 mg£2,083.91 GBP -
1,19-Bis (1-hexylheptyl) 10-oxononadecanedioate [CAS 2097939-26-7]
CAS: 2097939-26-7 | SKU: QM-0010481 | Size: 1 Each Price on request -
1- (1,3-Benzodioxol-5-yl) -2- (diethylamino) -1-propanone (hydrochloride) [CAS 2749303-12-4]
CAS: 2749303-12-4 | SKU: QM-0008473-01 | Size: 5 mg£533.57 GBP -
1,3,6,8-Tetrahydroxynaphthalene [CAS 18512-30-6]
CAS: 18512-30-6 | SKU: QM-0003741-01 | Size: 5 mg£140.88 GBP -
1,19-Bis (2-butyloctyl) 10-[[3- (dimethylamino) propyl] (1-oxononyl) amino]nonadecanedioate [CAS 2036272-50-9]
CAS: 2036272-50-9 | SKU: QM-0144843-01 | Size: 5 mg£238.32 GBP -
1,3-Dihydroxyacetone (Standard) [CAS 96-26-4]
CAS: 96-26-4 | SKU: QM-0204910-01 | Size: 25 mg£49.33 GBP -
1,3-Benzodioxole-5,6-diamine (dihydrochloride) [CAS 81864-15-5]
CAS: 81864-15-5 | SKU: QM-0204702-01 | Size: 5 mg£322.16 GBP -
1,5-Dihexadecyl N- (3-carboxy-1-oxopropyl) -L-glutamate [CAS 125401-63-0]
CAS: 125401-63-0 | SKU: QM-0150258-01 | Size: 100 mg£78.82 GBP -
1,8-Dihydroxy-4,5-dinitroanthraquinone [CAS 81-55-0]
CAS: 81-55-0 | SKU: QM-0140145-01 | Size: 100 mg£57.09 GBP -
1,4-Dihydroxy-2-carbomethoxy-3-prenylnaphthalene-1-O-β-D-glucopyranoside [CAS 1415729-43-9]
CAS: 1415729-43-9 | SKU: QM-0199724-01 | Size: 5 mg Price on request -
1,3-Diethyl 2-oxopropanedioate [CAS 609-09-6]
CAS: 609-09-6 | SKU: QM-0196106-01 | Size: 10 g£51.91 GBP -
1,11b-Dihydro-11b-hydroxymedicarpin [CAS 210537-04-5]
CAS: 210537-04-5 | SKU: QM-0163437-01 | Size: 1 mg£791.15 GBP -
1'-Hydroxy bufuralol [CAS 57704-16-2]
CAS: 57704-16-2 | SKU: QM-0140505 | Size: 1 mg£673.29 GBP -
1,4-Dihydroxy-2-naphthoic acid [CAS 31519-22-9]
CAS: 31519-22-9 | SKU: QM-0188662-01 | Size: 1 g£51.91 GBP -
1- (2-Hydrazinyl-2-oxoethyl) pyridin-1-ium-d5 (bromide) [CAS 1579992-96-3]
CAS: 1579992-96-3 | SKU: QM-0149022-01 | Size: 5 mg Price on request -
1,3-Dihydroxyacetone [CAS 96-26-4]
CAS: 96-26-4 | SKU: QM-0184593-01 | Size: 500 mg£36.91 GBP -
1,3,6-Trihydroxy-2-methyl-9,10-anthraquinone-3-O- (6'-O-acetyl) -beta-D-xylopyranosyl- (1->2) -beta-D-glucopyranoside [CAS 139742-39-5]
CAS: 139742-39-5 | SKU: QM-0163871-01 | Size: 1 mg£765.63 GBP -
1- (2-Chloroethyl) -3- ((1R,4R) -4-hydroxycyclohexyl) -1-nitrosourea-d4
SKU: QM-0148089-01 | Size: 1 mg£991.63 GBP -
1,7-Bis (4-hydroxyphenyl) -1,4,6-heptatrien-3-one [CAS 149732-52-5]
CAS: 149732-52-5 | SKU: QM-0163877-01 | Size: 1 mg£652.64 GBP -
1,2,4-Trihydroxybenzene [CAS 533-73-3]
CAS: 533-73-3 | SKU: QM-0179858-01 | Size: 25 g£51.91 GBP -
1- (2-Hydroxyethyl) piperidine [CAS 3040-44-6]
CAS: 3040-44-6 | SKU: QM-0179728-01 | Size: 25 g£51.91 GBP -
1,5,6-Trihydroxy-3-methoxyxanthone [CAS 50868-52-5]
CAS: 50868-52-5 | SKU: QM-0168503 | Size: 1 Each Price on request -
1,6-Dihydro-4,7'-Epoxy-1-Methoxy-3',4'-Methylenedioxy-6-Oxo-3,8'-Lignan [CAS 67920-48-3]
CAS: 67920-48-3 | SKU: QM-0167511 | Size: 1 Each Price on request -
1,6,7-Trihydroxyxanthone [CAS 25577-04-2]
CAS: 25577-04-2 | SKU: QM-0163439 | Size: 1 Each Price on request -
1,2-Dihydroxynaphthalene [CAS 574-00-5]
CAS: 574-00-5 | SKU: QM-0142292-01 | Size: 50 mg£57.09 GBP -
1,7-Dihydroxy-2,3-methylenedioxyxanthone [CAS 183210-63-1]
CAS: 183210-63-1 | SKU: QM-0001051 | Size: 1 Each Price on request -
1,7-Bis (4-hydroxyphenyl) hept-1-en-3-one [CAS 1083200-79-6]
CAS: 1083200-79-6 | SKU: QM-0163441 | Size: 1 Each Price on request -
1,7-Bis (4-hydroxyphenyl) -3-hydroxy-1,3-heptadien-5-one [CAS 207792-17-4]
CAS: 207792-17-4 | SKU: QM-0163489 | Size: 1 Each Price on request -
1'-Hydroxymidazolam-13C6
SKU: QM-0059562 | Size: Inquire Price on request -
1,3-Dihydroxy-4-methoxy-10-methylacridin-9 (10H) -one [CAS 1189362-86-4]
CAS: 1189362-86-4 | SKU: QM-0061163-01 | Size: 1 mg£645.35 GBP -
(±) -trans-4-Hydroxy-2-hexenal-5,5,6,6,6-d5 Dimethyl Acetal [CAS 1219806-40-2]
CAS: 1219806-40-2 | SKU: QM-0069681 | Size: 1 mg Price on request -
1- (26-Hydroxyhexacosanoyl) -glycerol [CAS 177602-14-1]
CAS: 177602-14-1 | SKU: QM-0135238 | Size: 1 Each Price on request -
1,7-Bis (4-hydroxyphenyl) hept-6-en-3-ol [CAS 1083195-05-4]
CAS: 1083195-05-4 | SKU: QM-0132301 | Size: 1 Each Price on request -
1- (3',6'-Bis (ethylamino) -2',7'-dimethyl-3-oxospiro[isoindoline-1,9'-xanthen]-2-yl) -3-phenylurea [CAS 957493-98-0]
CAS: 957493-98-0 | SKU: QM-0131650 | Size: 1 Each Price on request -
1,3,7-Trihydroxy-2-methoxyxanthone [CAS 211948-69-5]
CAS: 211948-69-5 | SKU: QM-0130476 | Size: 1 Each Price on request -
1'-Hydroxy Midazolam-β-D-glucuronide [CAS 81256-81-7]
CAS: 81256-81-7 | SKU: QM-0130227 | Size: 1 mg£1,311.17 GBP -
1,3-Dihydroxyacetone dimer [CAS 62147-49-3]
CAS: 62147-49-3 | SKU: QM-0129517-01 | Size: 1 g£51.91 GBP -
1,11b-Dihydro-11b-hydroxymaackiain [CAS 210537-05-6]
CAS: 210537-05-6 | SKU: QM-0127764 | Size: 1 mg£533.57 GBP -
1'-Hydroxy bufuralol-d9 [CAS 1185069-74-2]
CAS: 1185069-74-2 | SKU: QM-0060187 | Size: 500 µg£1,606.41 GBP -
1,3,7-Trihydroxy-2-prenylxanthone [CAS 20245-39-0]
CAS: 20245-39-0 | SKU: QM-0126683 | Size: 1 Each Price on request -
1,2-Diacetoxy-4,7,8-trihydroxy-3- (4-hydroxyphenyl) dibenzofuran [CAS 146905-24-0]
CAS: 146905-24-0 | SKU: QM-0126516 | Size: 1 Each Price on request -
1,4-Dihydro-1,2-dimethyl-4-oxo-3-quinolinecarboxylic acid [CAS 73281-83-1]
CAS: 73281-83-1 | SKU: QM-0125662 | Size: 1 Each Price on request -
1,5,8-Trihydroxy-3-methoxy-2-prenylxanthone [CAS 110187-11-6]
CAS: 110187-11-6 | SKU: QM-0124492 | Size: 1 Each Price on request -
1,7-Dihydroxyacridone [CAS 112649-95-3]
CAS: 112649-95-3 | SKU: QM-0123727 | Size: 1 Each Price on request -
1,7-Dihydroxy-3-methoxy-2-prenylxanthone [CAS 77741-58-3]
CAS: 77741-58-3 | SKU: QM-0123053-01 | Size: 1 mg£848.25 GBP -
1'-Hydroxymidazolam-13C3 [CAS 1189677-14-2]
CAS: 1189677-14-2 | SKU: QM-0059561 | Size: 1 mg Price on request -
1,7-Bis (4-hydroxyphenyl) -hepta-4E,6E-dien-3-one [CAS 332371-82-1]
CAS: 332371-82-1 | SKU: QM-0117872-01 | Size: 1 mg£655.07 GBP -
1,4,6-Trihydroxy-5-methoxy-7-prenylxanthone [CAS 160623-47-2]
CAS: 160623-47-2 | SKU: QM-0117666-01 | Size: 1 mg£815.45 GBP -
1,4-Di (3-hydroxypropoxy) butane [CAS 2052305-98-1]
CAS: 2052305-98-1 | SKU: QM-0116816 | Size: 1 Each Price on request -
1,5-Dihydroxy-6,7-dimethoxyxanthone [CAS 38710-31-5]
CAS: 38710-31-5 | SKU: QM-0114912 | Size: 1 Each Price on request -
1- (2,6-Dimethoxyphenyl) -3- (4-hydroxyphenyl) propan-1-one [CAS 221696-69-1]
CAS: 221696-69-1 | SKU: QM-0111281-01 | Size: 1 mg£100.38 GBP -
1,5-Dihydroxyxanthone [CAS 14686-65-8]
CAS: 14686-65-8 | SKU: QM-0109883 | Size: 1 Each Price on request -
1,3-Dihydroxy-2,4-diprenylacridone [CAS 1205687-48-4]
CAS: 1205687-48-4 | SKU: QM-0109166-01 | Size: 1 mg£865.26 GBP -
1,6-Dihydro-4,7-epoxy-1-methoxy-3,4-methylenedioxy-6-oxo-3,8-lignan [CAS 57430-03-2]
CAS: 57430-03-2 | SKU: QM-0108599 | Size: 1 Each Price on request -
(−) -N-Hydroxyapiosporamide [CAS 1205676-02-3]
CAS: 1205676-02-3 | SKU: QM-0108406 | Size: 1 Each Price on request -
1'-Hydroxymidazolam-d4 [CAS 1781843-10-4]
CAS: 1781843-10-4 | SKU: QM-0059560 | Size: 100 µg£1,870.07 GBP -
1,2,5-Trihydroxyxanthone [CAS 156640-23-2]
CAS: 156640-23-2 | SKU: QM-0107788 | Size: 1 Each Price on request -
1,7-Dihydroxy-2,3-dimethoxyxanthone [CAS 78405-33-1]
CAS: 78405-33-1 | SKU: QM-0107671 | Size: 1 Each Price on request -
1- (2-Amino-3-hydroxyphenyl) ethanone [CAS 4502-10-7]
CAS: 4502-10-7 | SKU: QM-0106411-01 | Size: 1 g£51.91 GBP -
1,5,6-Trihydroxy-3,7-dimethoxyxanthone [CAS 65008-02-8]
CAS: 65008-02-8 | SKU: QM-0105769 | Size: 1 Each Price on request -
1'-Hydroxymidazolam
SKU: QM-0059559 | Size: 1 mg£1,484.50 GBP -
1,8-Diamino-4,5-dihydroxyanthraquinone [CAS 128-94-9]
CAS: 128-94-9 | SKU: QM-0104253 | Size: 1 Each Price on request -
(βS) -β-Hydroxy-L-histidine (hydrochloride) [CAS 220195-81-3]
CAS: 220195-81-3 | SKU: QM-0073963 | Size: 1 Each Price on request -
1,3,6-Trihydroxy-5-methoxyxanthone [CAS 41357-84-0]
CAS: 41357-84-0 | SKU: QM-0097703 | Size: 1 Each Price on request -
1,5-Dihydroxypentane-d10 [CAS 1219804-42-8]
CAS: 1219804-42-8 | SKU: QM-0096208-01 | Size: 2.5 mg£214.03 GBP -
1,10β-Epoxy-6β-isobutanoyloxy-9-oxofuranoeremophilane [CAS 59742-11-9]
CAS: 59742-11-9 | SKU: QM-0096159 | Size: 1 Each Price on request -
1,7-Dihydroxy-4-methoxyxanthone [CAS 87339-76-2]
CAS: 87339-76-2 | SKU: QM-0095617 | Size: 1 Each Price on request -
1- (3,4,5-Trihydroxypentanoyl) -β-carboline [CAS 180995-40-8]
CAS: 180995-40-8 | SKU: QM-0094950 | Size: 1 Each Price on request -
1,3,5-Trihydroxyxanthone [CAS 6732-85-0]
CAS: 6732-85-0 | SKU: QM-0093322-01 | Size: 1 mg£489.83 GBP