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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D-myo-Inositol, 1-[ (2R) -2-hydroxy-3-[ (1-oxopentadecyl) oxy]propyl-1,1,2,3,3-d5 hydrogen phosphate], ammonium salt (1:1) [CAS 2342575-02-2]
CAS: 2342575-02-2 | SKU: QM-0149091-01 | Size: 1 mg Price on request -
Dehydrocorydaline (hydroxyl)
SKU: QM-0163070-01 | Size: 5 mg£89.13 GBP -
Cis-4’-Hydroxy CCNU Lomustine-d4
SKU: QM-0148088-01 | Size: 1 mg£1,091.26 GBP -
Cortodoxone-d2 [CAS 1271728-08-5]
CAS: 1271728-08-5 | SKU: QM-0156901-01 | Size: 500 µg£376.83 GBP -
Desmethyl Mirtazapine-d4 (hydrochloride) [CAS 1188266-12-7]
CAS: 1188266-12-7 | SKU: QM-0148097-01 | Size: 1 mg Price on request -
Desmethyl Bendamustine-d8 (hydrochloride)
SKU: QM-0148047-01 | Size: 1 mg Price on request -
D-myo-Inositol, 1-[ (2R) -2-hydroxy-3-[ (1-oxononadecyl) oxy]propyl-1,1,2,3,3-d5 hydrogen phosphate], ammonium salt (1:1) [CAS 2342575-23-7]
CAS: 2342575-23-7 | SKU: QM-0149084-01 | Size: 1 mg Price on request -
D-myo-Inositol, 1-[ (2R) -2-hydroxy-3-[ (1-oxoheptadecyl) oxy]propyl-1,1,2,3,3-d5 hydrogen phosphate], ammonium salt (1:1) [CAS 2342575-26-0]
CAS: 2342575-26-0 | SKU: QM-0149092-01 | Size: 1 mg Price on request -
Dasatinib N-oxide-d8 [CAS 1189988-36-0]
CAS: 1189988-36-0 | SKU: QM-0144555-01 | Size: 1 mg Price on request -
Dasatinib N-oxide [CAS 910297-52-8]
CAS: 910297-52-8 | SKU: QM-0144554-01 | Size: 5 mg£129.63 GBP -
Desmethyl Levofloxacin-d8 [CAS 1217976-18-5]
CAS: 1217976-18-5 | SKU: QM-0145066-01 | Size: 1 mg Price on request -
Desmethyl Levofloxacin-d8 (hydrochloride) [CAS 1217677-38-7]
CAS: 1217677-38-7 | SKU: QM-0145065-01 | Size: 10 mg Price on request -
Deoliosyl-3C-α-L-digitoxosyl-MTM [CAS 1009637-75-5]
CAS: 1009637-75-5 | SKU: QM-0148684-01 | Size: 10 mg Price on request -
Desmethyl ferroquine [CAS 903546-18-9]
CAS: 903546-18-9 | SKU: QM-0145248-01 | Size: 5 mg£627.13 GBP -
Dapsone hydroxylamine [CAS 32695-27-5]
CAS: 32695-27-5 | SKU: QM-0145845-01 | Size: 5 mg£464.31 GBP -
Dapsone hydroxylamine-d4 [CAS 1330185-26-6]
CAS: 1330185-26-6 | SKU: QM-0145846-01 | Size: 1 mg Price on request -
Cis-4-Hydroxy-L-proline-d3
SKU: QM-0074251-01 | Size: 1 mg£118.38 GBP -
Desmethyl Naproxen-d3 [CAS 1189427-82-4]
CAS: 1189427-82-4 | SKU: QM-0061946 | Size: 1 mg£828.82 GBP -
D-α-Hydroxyglutaric acid-13C5 (disodium) [CAS 1648909-80-1]
CAS: 1648909-80-1 | SKU: QM-0167274 | Size: 1 mg£614.98 GBP -
Collagen proline hydroxylase inhibitor-1 [CAS 223663-32-9]
CAS: 223663-32-9 | SKU: QM-0000538-01 | Size: 5 mg£388.99 GBP -
Demycarosyl-3D-β-D-digitoxosylmithramycin SK [CAS 1262896-48-9]
CAS: 1262896-48-9 | SKU: QM-0163835 | Size: 1 Each Price on request -
Desmethyl Levofloxacin (hydrochloride) [CAS 2254176-11-7]
CAS: 2254176-11-7 | SKU: QM-0126725-01 | Size: 1 mg£319.73 GBP -
Cyclobenzaprine N-oxide [CAS 6682-26-4]
CAS: 6682-26-4 | SKU: QM-0062384-01 | Size: 1 mg£97.00 GBP -
D-α-Hydroxyglutaric acid [CAS 13095-47-1]
CAS: 13095-47-1 | SKU: QM-0058615-01 | Size: 10 mg£212.81 GBP -
Cyclo (L-Leu-trans-4-hydroxy-L-Pro) [CAS 115006-86-5]
CAS: 115006-86-5 | SKU: QM-0117681 | Size: 1 Each Price on request -
Decanoic acid, 2-hexyl-, 6-oxohexyl ester-1 [CAS 1849616-53-0]
CAS: 1849616-53-0 | SKU: QM-0065142-01 | Size: 5 mg£57.09 GBP -
Desmethyl Vc-seco-DUBA
SKU: QM-0061667 | Size: 1 Each Price on request -
Desmethyl Erlotinib-d4 [CAS 1216420-11-9]
CAS: 1216420-11-9 | SKU: QM-0061961 | Size: 1 mg£1,455.76 GBP -
Cis-N- (4-Hydroxystyryl) benzamide [CAS 115722-47-9]
CAS: 115722-47-9 | SKU: QM-0108276 | Size: 1 Each Price on request -
Desmethyl nevanimibe [CAS 2419904-59-7]
CAS: 2419904-59-7 | SKU: QM-0107144-01 | Size: 5 mg£363.47 GBP -
Desmethyl Levofloxacin (Standard) [CAS 117707-40-1]
CAS: 117707-40-1 | SKU: QM-0107135 | Size: 1 Each Price on request -
D-myo-Inositol, 1-[ (2R) -3-[ (1-oxoheptadecyl) oxy]-2-[[ (9Z) -1-oxo-9-hexadecen-1-yl]oxy]propyl hydrogen phosphate], ammonium salt (1:1) [CAS 2342575-32-8]
CAS: 2342575-32-8 | SKU: QM-0067115 | Size: 1 mg Price on request -
Desmethyl Erlotinib-d4-1 [CAS 2012598-45-5]
CAS: 2012598-45-5 | SKU: QM-0105529 | Size: 1 Each Price on request -
Desmethyl Bosentan [CAS 253688-61-8]
CAS: 253688-61-8 | SKU: QM-0105358-01 | Size: 500 µg£384.13 GBP -
Deloxolone [CAS 68635-50-7]
CAS: 68635-50-7 | SKU: QM-0001487 | Size: 1 Each Price on request -
Desmethyl Sibutramine [CAS 168835-59-4]
CAS: 168835-59-4 | SKU: QM-0101543 | Size: 5 mg£856.76 GBP -
Cortodoxone-d5 [CAS 1258063-56-7]
CAS: 1258063-56-7 | SKU: QM-0074473-01 | Size: 500 µg£702.46 GBP -
Desmethyl-QCA276 [CAS 2126819-55-2]
CAS: 2126819-55-2 | SKU: QM-0074317 | Size: 1 Each Price on request -
D-5-Hydroxytryptophan [CAS 4350-07-6]
CAS: 4350-07-6 | SKU: QM-0100526 | Size: 1 Each Price on request -
Desmethyl Sibutramine (hydrochloride) (Standard) [CAS 84467-94-7]
CAS: 84467-94-7 | SKU: QM-0099691-01 | Size: 5 mg£551.80 GBP -
Deshydroxyethoxy Ticagrelor-d7 [CAS 2734919-83-4]
CAS: 2734919-83-4 | SKU: QM-0074481 | Size: 1 mg£771.71 GBP -
Deruxtecan 2-hydroxypropanamide-d5
SKU: QM-0096271 | Size: 1 mg Price on request -
DesMethyl Sibutramine-d7 (hydrochloride) [CAS 1188265-54-4]
CAS: 1188265-54-4 | SKU: QM-0093777 | Size: 1 Each Price on request -
Desmethyl ranolazine β-D-glucuronide [CAS 172300-93-5]
CAS: 172300-93-5 | SKU: QM-0090769 | Size: 1 Each Price on request -
Cis-N-Acetyl-S- (4-hydroxy-2-buten-1-yl) -L-cysteine-d3
SKU: QM-0090266 | Size: 1 mg£517.77 GBP -
Clopyralid (2-hydroxyethyl) ammonium [CAS 57754-85-5]
CAS: 57754-85-5 | SKU: QM-0087441 | Size: 1 Each Price on request -
Desmethyl ofloxacin (hydrochloride) [CAS 402930-70-5]
CAS: 402930-70-5 | SKU: QM-0086691-01 | Size: 5 mg£345.25 GBP -
Desmethyl lacosamide [CAS 175481-38-6]
CAS: 175481-38-6 | SKU: QM-0084402-01 | Size: 1 mg£67.44 GBP -
Benzyl (8-hydroxyoctyl) carbamate [CAS 134477-39-7]
CAS: 134477-39-7 | SKU: QM-0054867-01 | Size: 50 mg£62.26 GBP -
Brucine N-oxide [CAS 17301-81-4]
CAS: 17301-81-4 | SKU: QM-0054076 | Size: 1 Each Price on request -
Benzyl 4-hydroxybenzoate-13C6 [CAS 2724427-09-0]
CAS: 2724427-09-0 | SKU: QM-0053879 | Size: 1 Each Price on request -
Bupivacaine-d9 N-Oxide [CAS 1346598-03-5]
CAS: 1346598-03-5 | SKU: QM-0052908-01 | Size: 2.5 mg£679.37 GBP -
Chlorpheniramine N-oxide-d6 [CAS 1246816-73-8]
CAS: 1246816-73-8 | SKU: QM-0052814 | Size: 1 Each Price on request -
Cetirizine N-oxide (dihydrochloride)
SKU: QM-0052559 | Size: 1 Each Price on request -
Cetirizine N-oxide [CAS 1076199-80-8]
CAS: 1076199-80-8 | SKU: QM-0052558-01 | Size: 10 mg£651.42 GBP -
Bis (2-butoxyethyl) 2-hydroxyethyl phosphate [CAS 1477494-86-2]
CAS: 1477494-86-2 | SKU: QM-0052242-01 | Size: 5 mg£339.17 GBP -
Bisphenol A (3-chloro-2-hydroxypropyl) glycidyl ether [CAS 13836-48-1]
CAS: 13836-48-1 | SKU: QM-0052222-01 | Size: 1 mg£118.38 GBP -
Butyl 3-hydroxybutanoate [CAS 53605-94-0]
CAS: 53605-94-0 | SKU: QM-0051912 | Size: 1 Each Price on request -
Bis (2,5-dioxopyrrolidin-1-yl) heptanedioate [CAS 74648-14-9]
CAS: 74648-14-9 | SKU: QM-0051843-01 | Size: 100 mg£51.91 GBP -
Benzyl 5-hydroxypentanoate [CAS 134848-96-7]
CAS: 134848-96-7 | SKU: QM-0050946 | Size: 100 mg£51.91 GBP -
Calcium 4-oxopentanoate [CAS 591-64-0]
CAS: 591-64-0 | SKU: QM-0050905 | Size: 1 Each Price on request -
Benzyl 4- (2-hydroxyethyl) piperidine-1-carboxylate [CAS 115909-91-6]
CAS: 115909-91-6 | SKU: QM-0050757 | Size: 1 Each Price on request -
Chloroxoquinoline [CAS 23833-97-8]
CAS: 23833-97-8 | SKU: QM-0050490 | Size: 1 Each Price on request -
Benzyl 4- (3-hydroxypropyl) piperidine-1-carboxylate [CAS 99198-80-8]
CAS: 99198-80-8 | SKU: QM-0049663 | Size: 1 Each Price on request -
Biotin-benzoboroxole
SKU: QM-0049480-01 | Size: 5 mg£207.95 GBP -
Benzyl 3- (hydroxymethyl) azetidine-1-carboxylate [CAS 618446-42-7]
CAS: 618446-42-7 | SKU: QM-0049388 | Size: 1 Each Price on request -
Benzyl 4-hydroxybutanoate [CAS 91970-62-6]
CAS: 91970-62-6 | SKU: QM-0049317-01 | Size: 100 mg£238.32 GBP -
Benzyl 2-oxo-7-azaspiro[3.5]nonane-7-carboxylate [CAS 147610-98-8]
CAS: 147610-98-8 | SKU: QM-0049313 | Size: 1 Each Price on request -
Bis (β-hydroxyethyl) terephthalate (Standard) [CAS 959-26-2]
CAS: 959-26-2 | SKU: QM-0048811 | Size: 1 Each Price on request -
Bis (2,5-dioxopyrrolidin-1-yl) succinate [CAS 30364-60-4]
CAS: 30364-60-4 | SKU: QM-0048717 | Size: 1 Each Price on request -
Calcium 2-oxoglutarate (Standard) [CAS 71686-01-6]
CAS: 71686-01-6 | SKU: QM-0048360 | Size: 1 Each Price on request -
Calcium 2-hydroxy-4- (methylthio) butanoate (Standard) [CAS 4857-44-7]
CAS: 4857-44-7 | SKU: QM-0048100 | Size: 1 Each Price on request -
Cis-1-Benzyl-3,5-dimethyl-4-oxopiperidine [CAS 324769-03-1]
CAS: 324769-03-1 | SKU: QM-0047584-01 | Size: 100 mg£200.66 GBP -
Biotin-epoxomicin [CAS 1334608-28-4]
CAS: 1334608-28-4 | SKU: QM-0025547 | Size: 1 Each Price on request -
Biotin- (Oaa) 3-epoxomicin [CAS 247068-92-4]
CAS: 247068-92-4 | SKU: QM-0025546 | Size: 1 Each Price on request -
Cis-2-Amino-1-hydroxycyclobutane-1-acetic acid [CAS 108428-42-8]
CAS: 108428-42-8 | SKU: QM-0022259 | Size: 1 Each Price on request -
Beta-hydroxyleucine-CoA
SKU: QM-0019327 | Size: 1 Each Price on request -
Beta-hydroxyasparagine-CoA
SKU: QM-0019326 | Size: 1 Each Price on request -
Calcium 2-hydroxypropanoate (pentahydrate) [CAS 5743-47-5]
CAS: 5743-47-5 | SKU: QM-0018477-01 | Size: 100 g£51.91 GBP -
Benzyl 2- (4- (4-fluorobenzylcarbamoyl) -5-hydroxy-1-methyl-6-oxo-1,6-dihydropyrimidin-2-yl) propan-2-ylcarbamate-d3 [CAS 1189916-86-6]
CAS: 1189916-86-6 | SKU: QM-0017281-01 | Size: 1 mg Price on request -
Benzyl m-hydroxycarbanilate [CAS 19972-88-4]
CAS: 19972-88-4 | SKU: QM-0016305 | Size: 1 Each Price on request -
Boc-4- (3-oxobutyl) piperidine- (S, R, S) -AHPC [CAS 3053414-54-0]
CAS: 3053414-54-0 | SKU: QM-0013346 | Size: 1 Each Price on request -
Boc-piperidine-oxopiperidin [CAS 3078378-93-2]
CAS: 3078378-93-2 | SKU: QM-0013162 | Size: 1 Each Price on request -
Cholesterol 24-hydroxylase-IN-3 [CAS 1630746-27-8]
CAS: 1630746-27-8 | SKU: QM-0011899-01 | Size: 5 mg£482.54 GBP -
C24 (2' (S) -Hydroxy) dihydro ceramide (d18:0/24:0) [CAS 2752732-45-7]
CAS: 2752732-45-7 | SKU: QM-0011075 | Size: 1 Each Price on request -
Boc-Pip-C-oxotetrahydropyrimidin-bromophenyl [CAS 3024909-51-8]
CAS: 3024909-51-8 | SKU: QM-0007915 | Size: 1 Each Price on request -
Boc-azetidine-2C-oxotetrahydropyrimidin-bromophenyl [CAS 3034310-18-1]
CAS: 3034310-18-1 | SKU: QM-0007913 | Size: 1 Each Price on request -
C24 (2' (R) -Hydroxy) dihydro ceramide (d18:0/24:0) [CAS 164989-36-0]
CAS: 164989-36-0 | SKU: QM-0007891-01 | Size: 500 µg£734.04 GBP -
C12 ((±) -2'-Hydroxy) dihydro ceramide (d18:0/12:0) [CAS 2377379-54-7]
CAS: 2377379-54-7 | SKU: QM-0007870 | Size: 1 Each Price on request -
Chlorpyrifos-oxon (Standard) [CAS 5598-15-2]
CAS: 5598-15-2 | SKU: QM-0006355 | Size: 1 Each Price on request -
Buspirone N-oxide [CAS 220747-81-9]
CAS: 220747-81-9 | SKU: QM-0006340 | Size: 1 Each Price on request -
Carvedilol metabolite 4-Hydroxyphenyl Carvedilol-13C6
SKU: QM-0005372 | Size: 1 Each Price on request -
Cinnamyl-3,4-dihydroxy-α-cyanocinnamate [CAS 132465-11-3]
CAS: 132465-11-3 | SKU: QM-0146408-01 | Size: 5 mg£98.13 GBP -
Cholesterol 24-hydroxylase-IN-1 [CAS 1613480-70-8]
CAS: 1613480-70-8 | SKU: QM-0148241-01 | Size: 5 mg£206.74 GBP -
Bis (maltolato) oxovanadium (IV) [CAS 38213-69-3]
CAS: 38213-69-3 | SKU: QM-0076364-01 | Size: 5 mg£78.82 GBP -
Benzyl 2-cyclopropyl-2-hydroxyacetate [CAS 182747-31-5]
CAS: 182747-31-5 | SKU: QM-0156304-01 | Size: 5 mg£388.99 GBP -
Carbenoxolone (disodium) [CAS 7421-40-1]
CAS: 7421-40-1 | SKU: QM-0159710-01 | Size: 10 mM - 1 mL£46.22 GBP -
Butylated hydroxytoluene (Standard) [CAS 128-37-0]
CAS: 128-37-0 | SKU: QM-0076787-01 | Size: 10 mg£57.09 GBP -
Butylhydroxyanisole (Standard) [CAS 25013-16-5]
CAS: 25013-16-5 | SKU: QM-0159313-01 | Size: 25 mg£62.26 GBP -
Butylhydroxyanisole [CAS 25013-16-5]
CAS: 25013-16-5 | SKU: QM-0159312-01 | Size: 500 mg£78.82 GBP -
Butylated hydroxytoluene-d3 [CAS 86819-59-2]
CAS: 86819-59-2 | SKU: QM-0200068-01 | Size: 5 mg£94.75 GBP -
Bephenium (hydroxynaphthoate) [CAS 3818-50-6]
CAS: 3818-50-6 | SKU: QM-0141871-01 | Size: 100 mg£57.09 GBP -
Benzyl 4-hydroxybenzoate [CAS 94-18-8]
CAS: 94-18-8 | SKU: QM-0192994-01 | Size: 50 g£100.38 GBP -
Calcium 2-oxoglutarate [CAS 71686-01-6]
CAS: 71686-01-6 | SKU: QM-0188389-01 | Size: 500 mg£57.09 GBP -
C30 (ω-hydroxy) Ceramide (d18:1/30:0) [CAS 457100-08-2]
CAS: 457100-08-2 | SKU: QM-0139075-01 | Size: 1 mg£612.54 GBP -
Calcium 2-hydroxy-4- (methylthio) butanoate [CAS 4857-44-7]
CAS: 4857-44-7 | SKU: QM-0183418-01 | Size: 1 g£78.82 GBP -
Butylated hydroxytoluene [CAS 128-37-0]
CAS: 128-37-0 | SKU: QM-0181770-01 | Size: 100 mg£89.13 GBP -
Bis-Tos- (2-hydroxyethyl disulfide) [CAS 69981-39-1]
CAS: 69981-39-1 | SKU: QM-0146986-01 | Size: 100 mg£301.50 GBP -
Cis-4-Hydroxy-L-proline (hydrochloride) [CAS 441067-49-8]
CAS: 441067-49-8 | SKU: QM-0175396-01 | Size: 5 g£51.91 GBP -
Cis-4-Hydroxy-L-proline [CAS 618-27-9]
CAS: 618-27-9 | SKU: QM-0156065-01 | Size: 50 mg£57.09 GBP -
Chlorpyrifos-oxon-d10 [CAS 1794779-85-3]
CAS: 1794779-85-3 | SKU: QM-0145670-01 | Size: 1 mg Price on request -
Chlorpyrifos-oxon [CAS 5598-15-2]
CAS: 5598-15-2 | SKU: QM-0145669-01 | Size: 5 mg£188.51 GBP -
C16 (2' (S) -Hydroxy) ceramide (d18:1/16:0) [CAS 890041-50-6]
CAS: 890041-50-6 | SKU: QM-0153813-01 | Size: 1 mg£286.93 GBP -
Carvedilol metabolite 4-Hydroxyphenyl Carvedilol-d4
SKU: QM-0142220 | Size: 1 mg Price on request -
Bephenium (hydroxynaphthoate) (Standard) [CAS 3818-50-6]
CAS: 3818-50-6 | SKU: QM-0141872-01 | Size: 10 mg£57.09 GBP -
Benzyl 4-hydroxybenzoate-d4 [CAS 1219805-81-8]
CAS: 1219805-81-8 | SKU: QM-0166292-01 | Size: 5 mg£363.47 GBP -
Carvedilol metabolite 4-Hydroxyphenyl Carvedilol [CAS 142227-49-4]
CAS: 142227-49-4 | SKU: QM-0000408-01 | Size: 1 mg£140.88 GBP -
Butylated hydroxytoluene-d24 [CAS 1219805-92-1]
CAS: 1219805-92-1 | SKU: QM-0135924-01 | Size: 1 mg£62.26 GBP -
Bis (2-hydroxyethyl) dimethylammonium (chloride) [CAS 38402-02-7]
CAS: 38402-02-7 | SKU: QM-0134104 | Size: 1 Each Price on request -
Cis-4-Hydroxy-L-proline (Standard) [CAS 618-27-9]
CAS: 618-27-9 | SKU: QM-0132288-01 | Size: 10 mg£45.19 GBP