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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(1R,2R) -2- (4-Bromobenzoyl) cyclopentane-1-carboxylic acid [CAS 791594-13-3]
CAS: 791594-13-3 | SKU: QM-0017444-01 | Size: 25 mg£432.73 GBP -
((6-Fluoro-4- (4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl) -5- ((triisopropylsilyl) ethynyl) naphthalen-2-yl) oxy) triisopropylsilane [CAS 2791277-41-1]
CAS: 2791277-41-1 | SKU: QM-0017395-01 | Size: 250 mg£67.44 GBP -
(2R,7aS) -Isopropyl 2-fluorohexahydro-1H-pyrrolizine-7a-carboxylate [CAS 3028128-42-6]
CAS: 3028128-42-6 | SKU: QM-0017380-01 | Size: 5 mg£339.17 GBP -
(3R) -4- (4-Fluorobenzoyl) -3-methyl-2-piperazinone [CAS 1892599-91-5]
CAS: 1892599-91-5 | SKU: QM-0017263-01 | Size: 50 mg£263.84 GBP -
(2R,3S) -2- (4- (Cyclopentylamino) phenyl) -1- (2-fluoro-6-methylbenzoyl) piperidine-3-carboxylic acid [CAS 1346623-11-7]
CAS: 1346623-11-7 | SKU: QM-0017247-01 | Size: 100 mg£407.21 GBP -
(3-Bromopropoxy) (tert-butyl) dimethylsilane [CAS 89031-84-5]
CAS: 89031-84-5 | SKU: QM-0017234-01 | Size: 5 g£51.91 GBP -
(2-Chloropyrimidin-5-yl) methanol [CAS 1046816-75-4]
CAS: 1046816-75-4 | SKU: QM-0017039-01 | Size: 250 mg£51.91 GBP -
(-) -p-Bromotetramisole (oxalate) [CAS 62284-79-1]
CAS: 62284-79-1 | SKU: QM-0016714-01 | Size: 5 mg£69.50 GBP -
(1- (7-Bromoheptyl) piperidin-4-yl) methanamine
SKU: QM-0013929 | Size: 1 Each Price on request -
(-) -2-Fluorodeoxyarbutin [CAS 1446243-84-0]
CAS: 1446243-84-0 | SKU: QM-0013101 | Size: 1 Each Price on request -
(+) -2-Fluorodeoxyarbutin [CAS 1446243-88-4]
CAS: 1446243-88-4 | SKU: QM-0012881 | Size: 1 Each Price on request -
(+) -Ketodoxapram [CAS 1415394-63-6]
CAS: 1415394-63-6 | SKU: QM-0008343 | Size: 1 Each Price on request -
(-) -Deacetylsclerotiorin [CAS 61248-35-9]
CAS: 61248-35-9 | SKU: QM-0005549 | Size: 1 Each Price on request -
(-) - (S) -Bromofosfamide [CAS 146452-37-1]
CAS: 146452-37-1 | SKU: QM-0003178 | Size: 1 Each Price on request -
(-) -Ketoconazole [CAS 142128-57-2]
CAS: 142128-57-2 | SKU: QM-0157483-01 | Size: 5 mg£89.13 GBP -
(+) -Ketoconazole [CAS 142128-59-4]
CAS: 142128-59-4 | SKU: QM-0157482-01 | Size: 5 mg£89.13 GBP -
(2S,4R) -4-Fluoropyrrolidine-2-carboxylic acid [CAS 2507-61-1]
CAS: 2507-61-1 | SKU: QM-0205331-01 | Size: 250 mg£51.91 GBP -
(2S) -2-[ (tert-Butoxycarbonyl) amino]-3- (3,4-difluorophenyl) propionic acid [CAS 198474-90-7]
CAS: 198474-90-7 | SKU: QM-0157009-01 | Size: 1 g£122.88 GBP -
(2-Chlorophenyl) diphenylmethanol [CAS 66774-02-5]
CAS: 66774-02-5 | SKU: QM-0140396-01 | Size: 100 mg£78.82 GBP -
(2-Fluoro-4-biphenyl) acetic acid-d5 [CAS 2733149-72-7]
CAS: 2733149-72-7 | SKU: QM-0147867-01 | Size: 100 µg£188.51 GBP -
(2-Bromophenyl) boronic acid [CAS 244205-40-1]
CAS: 244205-40-1 | SKU: QM-0200549-01 | Size: 10 g£51.91 GBP -
(2-Chloro-4-pyridinyl) methanol [CAS 100704-10-7]
CAS: 100704-10-7 | SKU: QM-0198162-01 | Size: 1 g£51.91 GBP -
(2S) -2-[ (tert-Butoxycarbonyl) amino]-3- (3-fluorophenyl) propionic acid [CAS 114873-01-7]
CAS: 114873-01-7 | SKU: QM-0157018-01 | Size: 10 g£51.91 GBP -
(3S,4R,5S) -rel-3- (3-Chloro-2-fluorophenyl) -4- (4-chloro-2-fluorophenyl) -4-cyano-5-neopentylpyrrolidine-2-carboxylic acid [CAS 1219086-89-1]
CAS: 1219086-89-1 | SKU: QM-0156961-01 | Size: 5 mg£363.47 GBP -
(2-Bromoethyl) benzene [CAS 103-63-9]
CAS: 103-63-9 | SKU: QM-0193331-01 | Size: 250 g£51.91 GBP -
(2-Chloropyridin-4-yl) methanamine hydrochloride [CAS 916210-98-5]
CAS: 916210-98-5 | SKU: QM-0081528-01 | Size: 100 mg£122.88 GBP -
(2RS,4R,8R) -δ-Tocopherol-d4 (Mixture of Diastereomers) [CAS 1292815-80-5]
CAS: 1292815-80-5 | SKU: QM-0137807-01 | Size: 1 mg Price on request -
(-) -Sparteine (sulfate pentahydrate) [CAS 6160-12-9]
CAS: 6160-12-9 | SKU: QM-0159631-01 | Size: 50 mg£78.82 GBP -
(2-Chlorophenyl) (phenyl) methanone [CAS 5162-03-8]
CAS: 5162-03-8 | SKU: QM-0180616-01 | Size: 10 g£57.09 GBP -
(3-Chloro-4-methylphenyl) boronic acid [CAS 175883-63-3]
CAS: 175883-63-3 | SKU: QM-0180051-01 | Size: 5 g£51.91 GBP -
(+) -3- (Trifluoroacetyl) camphor [CAS 51800-98-7]
CAS: 51800-98-7 | SKU: QM-0177075-01 | Size: 50 mg£94.75 GBP -
(3-Fluoro-2-formylphenyl) boronic acid [CAS 871126-15-7]
CAS: 871126-15-7 | SKU: QM-0076141-01 | Size: 10 g£51.91 GBP -
(2R) -3-Amino-2-fluoropropanoic acid-13C3 [CAS 1217608-72-4]
CAS: 1217608-72-4 | SKU: QM-0176628-01 | Size: 1 mg£1,851.85 GBP -
(-) -Ketoconazole-d3 [CAS 1217766-70-5]
CAS: 1217766-70-5 | SKU: QM-0074693 | Size: 500 µg£110.50 GBP -
(2- (1H-indol-3-yl) acetyl) -L-leucine-d4
SKU: QM-0166312 | Size: 1 Each Price on request -
(-) -8,8-Dichlorocampherylsulfonyl-oxaziridine [CAS 139628-16-3]
CAS: 139628-16-3 | SKU: QM-0160535-01 | Size: 250 mg£51.91 GBP -
(2,4-Dichloro-3,5-dimethoxyphenyl) methyl 6-O-β-D-glucopyranosyl-β-D-glucopyranoside [CAS 2739844-79-0]
CAS: 2739844-79-0 | SKU: QM-0135222-01 | Size: 1 mg£308.80 GBP -
((3-Chlorophenyl) sulfonyl) glycine [CAS 565198-64-3]
CAS: 565198-64-3 | SKU: QM-0130756 | Size: 1 Each Price on request -
(-) -Sparteine (sulfate) [CAS 299-39-8]
CAS: 299-39-8 | SKU: QM-0130333-01 | Size: 25 mg£57.09 GBP -
(1S) -1,4-Anhydro-1-C- (2,4-difluorophenyl) -D-ribitol [CAS 263701-23-1]
CAS: 263701-23-1 | SKU: QM-0069910 | Size: 1 Each Price on request -
((4'-Chloro-[1,1'-biphenyl]-4-yl) sulfonyl) phenylalanine [CAS 1449133-06-5]
CAS: 1449133-06-5 | SKU: QM-0128630 | Size: 1 Each Price on request -
(10-BRomodecyl) phosphonic acid [CAS 934985-98-5]
CAS: 934985-98-5 | SKU: QM-0064137-01 | Size: 5 mg£118.38 GBP -
(3-Fluoro-4-methoxyphenyl) boronic acid [CAS 149507-26-6]
CAS: 149507-26-6 | SKU: QM-0074190 | Size: 10 g£57.09 GBP -
(2,6-Dichlorophenyl) acetic-2,2-d2 [CAS 1219803-63-0]
CAS: 1219803-63-0 | SKU: QM-0124035 | Size: 1 mg Price on request -
(2S) -3-Keto sphinganine (d6:0) (hydrochloride) [CAS 1314999-30-8]
CAS: 1314999-30-8 | SKU: QM-0121900 | Size: 1 Each Price on request -
(+) -Sparteine (sulfate pentahydrate)
SKU: QM-0075237 | Size: 50 mg£78.82 GBP -
(2S) -OMPT (triethylamine), in ethanol:chloroform (1:1), 98% [CAS 1217471-69-6]
CAS: 1217471-69-6 | SKU: QM-0059936 | Size: 1 mg (14.95 mM x 100 μL in Chloroform Ethanol (1:1) )£426.65 GBP -
(2-Bromoethyl) benzene-d5 [CAS 35845-64-8]
CAS: 35845-64-8 | SKU: QM-0117801-01 | Size: 100 mg£235.90 GBP -
(2-Chlorophenyl) diphenyl-methanol-d5 [CAS 1219802-30-8]
CAS: 1219802-30-8 | SKU: QM-0060142 | Size: 1 mg Price on request -
(2’,3’,5’-Tri-O-acetyl) uridine 5-carboxylic acid [CAS 174653-39-5]
CAS: 174653-39-5 | SKU: QM-0070924 | Size: 1 Each Price on request -
(1S) - (+) -Menthyl chloroformate [CAS 7635-54-3]
CAS: 7635-54-3 | SKU: QM-0114881-01 | Size: 250 mg£51.91 GBP -
(2,4,6-Trichlorophenoxy) acetic acid-13C6
SKU: QM-0114342 | Size: 1 Each Price on request -
(2-Chlorophenyl) diphenylmethanol (Standard) [CAS 66774-02-5]
CAS: 66774-02-5 | SKU: QM-0111260 | Size: 1 Each Price on request -
(2-Amino-5-bromophenyl) (pyridin-2-yl) methanone [CAS 1563-56-0]
CAS: 1563-56-0 | SKU: QM-0109852 | Size: 5 g£51.91 GBP -
(1α,2α,6β,8α,9α) -1,2,6,8,12-Pentakis (acetyloxy) -9- (benzoyloxy) dihydro-β-agarofuran [CAS 128443-60-7]
CAS: 128443-60-7 | SKU: QM-0107987 | Size: 1 Each Price on request -
(1S) -1,4-Anhydro-1-C- (2,4-difluoro-5-methylphenyl) -D-ribitol [CAS 875302-27-5]
CAS: 875302-27-5 | SKU: QM-0069918 | Size: 1 Each Price on request -
(+) -Cloprostenol methyl ester [CAS 56687-85-5]
CAS: 56687-85-5 | SKU: QM-0106336 | Size: 1 Each Price on request -
(3-Bromopyridin-2-yl) methanol-d2 [CAS 2170188-53-9]
CAS: 2170188-53-9 | SKU: QM-0106159 | Size: 1 mg Price on request -
(-) -Chloroquine [CAS 58175-87-4]
CAS: 58175-87-4 | SKU: QM-0104597 | Size: 1 Each Price on request -
(+) -Chloroquine [CAS 58175-86-3]
CAS: 58175-86-3 | SKU: QM-0072594 | Size: 1 Each Price on request -
(3β,24R) -3- (Acetyloxy) eupha-7,25-dien-24-ol [CAS 1352001-09-2]
CAS: 1352001-09-2 | SKU: QM-0057737 | Size: 1 Each Price on request -
(+) -trans-3'-Acetyl-4'-isobutyrylkhellactone [CAS 1562996-11-5]
CAS: 1562996-11-5 | SKU: QM-0097211 | Size: 1 Each Price on request -
(1,5-Cyclooctadiene) bis (methyldiphenylphosphine) iridium (I) (hexafluorophosphate) [CAS 38465-86-0]
CAS: 38465-86-0 | SKU: QM-0096902-01 | Size: 25 mg£55.02 GBP -
(2S) -3-Keto sphinganine (d8:0) (hydrochloride) [CAS 1314998-90-7]
CAS: 1314998-90-7 | SKU: QM-0095403 | Size: 1 Each Price on request -
(1-Bromoethyl) benzene-d3 [CAS 23088-42-8]
CAS: 23088-42-8 | SKU: QM-0085424-01 | Size: 5 mg£89.13 GBP -
((2,6-Dichlorophenyl) sulfonyl) glycine [CAS 19818-06-5]
CAS: 19818-06-5 | SKU: QM-0082592 | Size: 1 Each Price on request -
(2S) -2- (Acetylamino) -N,4-dimethylpentanamide-d16 [CAS 1276197-56-8]
CAS: 1276197-56-8 | SKU: QM-0078242-01 | Size: 1 mg£279.63 GBP -
α-Hydroxymethyl atropine-d5 [CAS 2124275-77-8]
CAS: 2124275-77-8 | SKU: QM-0054306 | Size: 1 Each Price on request -
Venlafaxine N-Oxide-d6-1
SKU: QM-0053685 | Size: 1 Each Price on request -
α-Hydroxy etizolam [CAS 64546-10-7]
CAS: 64546-10-7 | SKU: QM-0052982-01 | Size: 500 µg£427.87 GBP -
α-Hydroxymethyl atropine [CAS 2515-36-8]
CAS: 2515-36-8 | SKU: QM-0052313-01 | Size: 5 mg£206.74 GBP -
β-Hydroxypalmitoyl-CoA [CAS 35106-50-4]
CAS: 35106-50-4 | SKU: QM-0019988 | Size: 1 Each Price on request -
[Hydroxy (phenyl) methyl]succinyl-CoA [CAS 1383686-26-7]
CAS: 1383686-26-7 | SKU: QM-0019913 | Size: 1 Each Price on request -
[ (2R) -3,3,4-Trimethyl-6-oxo-3,6-dihydro-1H-pyran-2-yl]acetyl-CoA
SKU: QM-0019909 | Size: 1 Each Price on request -
[ (1R) -2,2,3-Trimethyl-5-oxocyclopent-3-enyl]acetyl-CoA
SKU: QM-0019908 | Size: 1 Each Price on request -
β-Hydroxydecanoyl-CoA [CAS 6245-70-1]
CAS: 6245-70-1 | SKU: QM-0016783 | Size: 1 Each Price on request -
YM-796 (dihydroxybutanedioate) [CAS 171252-79-2]
CAS: 171252-79-2 | SKU: QM-0016535 | Size: 1 Each Price on request -
β-Hydroxybutyrate methionine
SKU: QM-0013113 | Size: 1 Each Price on request -
α-Hydroxy clonazolam
SKU: QM-0012873 | Size: 1 Each Price on request -
α-Hydroxy bromazolam
SKU: QM-0010915-01 | Size: 1 mg£401.13 GBP -
α-Hydroxy phenazolam
SKU: QM-0010914 | Size: 1 Each Price on request -
β-Hydroxy 2C-B (hydrochloride) [CAS 807631-10-3]
CAS: 807631-10-3 | SKU: QM-0009551-01 | Size: 1 mg£421.79 GBP -
α-Hydroxy flubromazolam [CAS 2204237-96-5]
CAS: 2204237-96-5 | SKU: QM-0006744-01 | Size: 1 mg£481.32 GBP -
ω-Hydroxy-DEET-d10
SKU: QM-0006357 | Size: 1 Each Price on request -
ω-Hydroxy-DEET (Standard) [CAS 72236-22-7]
CAS: 72236-22-7 | SKU: QM-0006356 | Size: 1 Each Price on request -
Zolmitriptan N-Oxide-d6 [CAS 1217618-32-0]
CAS: 1217618-32-0 | SKU: QM-0005843-01 | Size: 1 mg Price on request -
YM-359445 (dihydroxybutanedioate) [CAS 1020067-28-0]
CAS: 1020067-28-0 | SKU: QM-0004262 | Size: 1 Each Price on request -
α-Hydroxyglutaric acid (disodium) (Standard) [CAS 40951-21-1]
CAS: 40951-21-1 | SKU: QM-0003791-01 | Size: 5 mg£140.88 GBP -
Xanthotoxol [CAS 2009-24-7]
CAS: 2009-24-7 | SKU: QM-0155835-01 | Size: 5 mg£69.50 GBP -
α-Hydroxyglutaric acid (disodium) [CAS 40951-21-1]
CAS: 40951-21-1 | SKU: QM-0137813-01 | Size: 5 mg£65.37 GBP -
Usaramine N-oxide [CAS 117020-54-9]
CAS: 117020-54-9 | SKU: QM-0201526-01 | Size: 5 mg£426.65 GBP -
α-Hydroxyglutaric acid-d4 (disodium) [CAS 2483831-91-8]
CAS: 2483831-91-8 | SKU: QM-0137814-01 | Size: 1 mg£111.63 GBP -
α-Hydroxyglutaric acid [CAS 2889-31-8]
CAS: 2889-31-8 | SKU: QM-0137815-01 | Size: 5 mg (67.52 mM x 0.5mL in Ethanol)£138.63 GBP -
α-Cyano-4-hydroxycinnamic acid [CAS 28166-41-8]
CAS: 28166-41-8 | SKU: QM-0112656-01 | Size: 50 mg£89.13 GBP -
β-Hydroxyisovalerylshikonin [CAS 7415-78-3]
CAS: 7415-78-3 | SKU: QM-0165625-01 | Size: 1 mg£265.06 GBP -
ω-Hydroxy-DEET [CAS 72236-22-7]
CAS: 72236-22-7 | SKU: QM-0145671-01 | Size: 5 mg£78.82 GBP -
Umifoxolaner [CAS 2021230-37-3]
CAS: 2021230-37-3 | SKU: QM-0146770-01 | Size: 1 mg£916.29 GBP -
β-Hydroxypropiovanillone [CAS 2196-18-1]
CAS: 2196-18-1 | SKU: QM-0165159-01 | Size: 1 mg£678.15 GBP -
β-D-glucopyranosyl-[α-L-rhamnopyranosyl- (1→3) -βD-glucuronopyranosyl- (1→3) ]-3β-hydroxyolean-12-ene28-oate [CAS 51161-58-1]
CAS: 51161-58-1 | SKU: QM-0174964-01 | Size: 5 mg£263.84 GBP -
Voriconazole N-oxide (hydrochloride)
SKU: QM-0146159-01 | Size: 5 mg£325.81 GBP -
Venlafaxine N-oxide-d6
SKU: QM-0148216-01 | Size: 1 mg Price on request -
Usaramine N-oxide (Standard) [CAS 117020-54-9]
CAS: 117020-54-9 | SKU: QM-0166983 | Size: 1 Each Price on request -
Zopiclone N-oxide [CAS 43200-96-0]
CAS: 43200-96-0 | SKU: QM-0079565 | Size: 1 mg£426.65 GBP -
Vallesamine N-oxide [CAS 126594-73-8]
CAS: 126594-73-8 | SKU: QM-0134763 | Size: 1 Each Price on request -
Vardenafil N-oxide (Standard) [CAS 448184-48-3]
CAS: 448184-48-3 | SKU: QM-0132087 | Size: 1 Each Price on request -
Vanoxonin [CAS 86933-99-5]
CAS: 86933-99-5 | SKU: QM-0130697 | Size: 1 Each Price on request -
Xanthotoxol (Standard) [CAS 2009-24-7]
CAS: 2009-24-7 | SKU: QM-0130608-01 | Size: 5 mg£129.63 GBP -
α-Hydroxytriazolam [CAS 37115-45-0]
CAS: 37115-45-0 | SKU: QM-0129752-01 | Size: 1 mg£263.84 GBP -
Zolmitriptan N-Oxide [CAS 251451-30-6]
CAS: 251451-30-6 | SKU: QM-0127499-01 | Size: 5 mg£668.43 GBP -
α-Hydroxy alprazolam-d5 [CAS 136765-24-7]
CAS: 136765-24-7 | SKU: QM-0059571 | Size: 1 mg Price on request -
Viroxocin [CAS 1631054-69-7]
CAS: 1631054-69-7 | SKU: QM-0126429 | Size: 1 Each Price on request -
α-Hydroxyglutaric acid-13C5 (disodium) [CAS 2482467-23-0]
CAS: 2482467-23-0 | SKU: QM-0058616 | Size: 1 mg£1,261.36 GBP -
α, β-Dihydro-4,6-dihydroxy-2-methoxy-3-methylchalcone [CAS 1196133-44-4]
CAS: 1196133-44-4 | SKU: QM-0124743 | Size: 1 Each Price on request -
α-Hydroxy flualprazolam [CAS 37115-46-1]
CAS: 37115-46-1 | SKU: QM-0124285-01 | Size: 1 mg£481.32 GBP -
Voriconazole N-oxide [CAS 618109-05-0]
CAS: 618109-05-0 | SKU: QM-0063274 | Size: 1 mg£529.92 GBP -
α-Hydroxy alprazolam [CAS 37115-43-8]
CAS: 37115-43-8 | SKU: QM-0119142-01 | Size: 1 mg£376.83 GBP -
Voriconazole N-oxide-d3 [CAS 1217851-84-7]
CAS: 1217851-84-7 | SKU: QM-0116373 | Size: 1 Each Price on request -
[ (3R) -3-Hydroxydodecanoyl]-L-carnitine [CAS 1469900-99-9]
CAS: 1469900-99-9 | SKU: QM-0062395 | Size: 1 mg£583.38 GBP -
β-Cyclodextrin, 2-hydroxyethyl ethers [CAS 128446-32-2]
CAS: 128446-32-2 | SKU: QM-0070501-01 | Size: 1 g£57.09 GBP -
[Hydroxy (tosyloxy) iodo]benzene [CAS 27126-76-7]
CAS: 27126-76-7 | SKU: QM-0074212 | Size: 25 g£51.91 GBP