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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Theophylline impurity 9 (Standard) [CAS 42772-85-0]
CAS: 42772-85-0 | SKU: QM-0049625 | Size: 1 Each Price on request -
Theophylline impurity 9 [CAS 42772-85-0]
CAS: 42772-85-0 | SKU: QM-0049624-01 | Size: 100 mg£92.50 GBP -
Tofacitinib impurity 59 (Standard) [CAS 1616760-97-4]
CAS: 1616760-97-4 | SKU: QM-0021306 | Size: 1 Each Price on request -
Tofacitinib impurity 59 [CAS 1616760-97-4]
CAS: 1616760-97-4 | SKU: QM-0021305-01 | Size: 25 mg£257.76 GBP -
Ticagrelor impurity 20 (Standard) [CAS 1314324-00-9]
CAS: 1314324-00-9 | SKU: QM-0021304 | Size: 1 Each Price on request -
Ticagrelor impurity 20 [CAS 1314324-00-9]
CAS: 1314324-00-9 | SKU: QM-0021303-01 | Size: 100 mg£118.38 GBP -
Tofacitinib impurity 32 (Standard) [CAS 477600-76-3]
CAS: 477600-76-3 | SKU: QM-0021290 | Size: 1 Each Price on request -
Tofacitinib impurity 32 [CAS 477600-76-3]
CAS: 477600-76-3 | SKU: QM-0021289-01 | Size: 100 mg£307.58 GBP -
Ticagrelor impurity 3 [CAS 2376278-72-5]
CAS: 2376278-72-5 | SKU: QM-0021285 | Size: 1 Each Price on request -
Ticagrelor impurity 25 (Standard) [CAS 1616703-93-5]
CAS: 1616703-93-5 | SKU: QM-0017822-01 | Size: 5 mg£145.38 GBP -
Ticagrelor impurity 25 [CAS 1616703-93-5]
CAS: 1616703-93-5 | SKU: QM-0017821-01 | Size: 50 mg£250.47 GBP -
Tofacitinib impurity 3 [CAS 1616761-00-2]
CAS: 1616761-00-2 | SKU: QM-0017778-01 | Size: 5 mg£614.98 GBP -
Tofacitinib Impurity T (Standard) [CAS 1675248-19-7]
CAS: 1675248-19-7 | SKU: QM-0017777-01 | Size: 5 mg£419.36 GBP -
Ticagrelor impurity 8 (Standard) [CAS 1863036-51-4]
CAS: 1863036-51-4 | SKU: QM-0017775-01 | Size: 5 mg£145.38 GBP -
Ticagrelor impurity 8 [CAS 1863036-51-4]
CAS: 1863036-51-4 | SKU: QM-0017774-01 | Size: 5 mg£52.44 GBP -
Ticagrelor impurity 5 (Standard) [CAS 1863036-49-0]
CAS: 1863036-49-0 | SKU: QM-0017773-01 | Size: 5 mg£133.00 GBP -
Ticagrelor impurity 5 [CAS 1863036-49-0]
CAS: 1863036-49-0 | SKU: QM-0017772-01 | Size: 5 mg£48.29 GBP -
Ticagrelor impurity 2 [CAS 2803374-18-5]
CAS: 2803374-18-5 | SKU: QM-0017771-01 | Size: 1 mg£614.98 GBP -
Ticagrelor impurity 22 (Standard) [CAS 274693-49-1]
CAS: 274693-49-1 | SKU: QM-0017769 | Size: 1 Each Price on request -
Ticagrelor impurity 22 [CAS 274693-49-1]
CAS: 274693-49-1 | SKU: QM-0017768-01 | Size: 1 mg£614.98 GBP -
Ticagrelor impurity 12 (Standard) [CAS 220241-61-2]
CAS: 220241-61-2 | SKU: QM-0017767-01 | Size: 5 mg£56.58 GBP -
Ticagrelor impurity 12 [CAS 220241-61-2]
CAS: 220241-61-2 | SKU: QM-0017766-01 | Size: 10 mg£42.09 GBP -
Ticagrelor impurity 27 (Standard) [CAS 2096989-55-6]
CAS: 2096989-55-6 | SKU: QM-0017764-01 | Size: 5 mg£104.88 GBP -
Ticagrelor impurity 27 [CAS 2096989-55-6]
CAS: 2096989-55-6 | SKU: QM-0017763-01 | Size: 5 mg£40.02 GBP -
Ticagrelor impurity 16 [CAS 2096989-56-7]
CAS: 2096989-56-7 | SKU: QM-0017762-01 | Size: 1 mg£577.31 GBP -
Ticagrelor impurity 14 [CAS 2408330-73-2]
CAS: 2408330-73-2 | SKU: QM-0017747-01 | Size: 1 mg£501.98 GBP -
Ticagrelor impurity 19
SKU: QM-0017739-01 | Size: 1 mg£847.04 GBP -
Ticagrelor impurity 21 [CAS 2803444-62-2]
CAS: 2803444-62-2 | SKU: QM-0017737-01 | Size: 1 mg£840.97 GBP -
Ticagrelor impurity 6 (Standard) [CAS 2216753-87-4]
CAS: 2216753-87-4 | SKU: QM-0017736-01 | Size: 5 mg£126.25 GBP -
Ticagrelor impurity 6 [CAS 2216753-87-4]
CAS: 2216753-87-4 | SKU: QM-0017735-01 | Size: 5 mg£47.26 GBP -
Ticagrelor impurity 26 (Standard) [CAS 1644461-85-7]
CAS: 1644461-85-7 | SKU: QM-0017734-01 | Size: 5 mg£190.94 GBP -
Ticagrelor impurity 26 [CAS 1644461-85-7]
CAS: 1644461-85-7 | SKU: QM-0017733-01 | Size: 5 mg£36.91 GBP -
Ticagrelor impurity 11 (Standard) [CAS 220352-36-3]
CAS: 220352-36-3 | SKU: QM-0017725 | Size: 1 Each Price on request -
Ticagrelor impurity 11 [CAS 220352-36-3]
CAS: 220352-36-3 | SKU: QM-0017724-01 | Size: 100 mg£57.61 GBP -
Ticagrelor impurity 7 (Standard) [CAS 274693-39-9]
CAS: 274693-39-9 | SKU: QM-0017713-01 | Size: 5 mg£206.74 GBP -
Ticagrelor impurity 7 [CAS 274693-39-9]
CAS: 274693-39-9 | SKU: QM-0017712-01 | Size: 5 mg£63.82 GBP -
Ticagrelor impurity 10 [CAS 2803420-77-9]
CAS: 2803420-77-9 | SKU: QM-0017710-01 | Size: 1 mg£333.10 GBP -
Tofacitinib impurity 6 [CAS 1260614-73-0]
CAS: 1260614-73-0 | SKU: QM-0017154 | Size: 1 Each Price on request -
Tofacitinib impurity 2
SKU: QM-0017152-01 | Size: 25 mg£124.00 GBP -
Tofacitinib impurity 4 [CAS 384338-23-2]
CAS: 384338-23-2 | SKU: QM-0016841-01 | Size: 5 mg£36.91 GBP -
Ticagrelor EP Impurity E (hydrochloride) [CAS 1402222-66-5]
CAS: 1402222-66-5 | SKU: QM-0077263-01 | Size: 1 g£51.91 GBP -
TIC10 isomer [CAS 41276-02-2]
CAS: 41276-02-2 | SKU: QM-0151902-01 | Size: 5 mg£125.13 GBP -
Tiotropium bromide EP impurity A-d6
SKU: QM-0148208-01 | Size: 5 mg Price on request -
Tiotropium bromide impurity-d3
SKU: QM-0126958 | Size: 1 Each Price on request -
Tiotropium EP Impurity G-d3 (Iodide)
SKU: QM-0123538 | Size: 1 Each Price on request -
Theophylline EP impurity C [CAS 7597-60-6]
CAS: 7597-60-6 | SKU: QM-0080780-01 | Size: 100 mg£250.47 GBP -
Tetrabenazine impurity 3 (Standard) [CAS 19328-35-9]
CAS: 19328-35-9 | SKU: QM-0049559 | Size: 1 Each Price on request -
Tetrabenazine impurity 3 [CAS 19328-35-9]
CAS: 19328-35-9 | SKU: QM-0049558-01 | Size: 100 mg£301.50 GBP -
Tetrabenazine impurity 1 (Standard) [CAS 99672-64-7]
CAS: 99672-64-7 | SKU: QM-0049557 | Size: 1 Each Price on request -
Tetrabenazine impurity 1 [CAS 99672-64-7]
CAS: 99672-64-7 | SKU: QM-0049556-01 | Size: 100 mg£140.88 GBP -
Terilitin impurity 17 [CAS 1131-17-5]
CAS: 1131-17-5 | SKU: QM-0056102 | Size: 100 mg£67.44 GBP -
Telmisartan impurity 2 [CAS 612-28-2]
CAS: 612-28-2 | SKU: QM-0056082-01 | Size: 10 g£42.09 GBP -
Terephthalic acid impurity 1 (Standard) [CAS 29278-67-9]
CAS: 29278-67-9 | SKU: QM-0054883 | Size: 1 Each Price on request -
Terephthalic acid impurity 1 [CAS 29278-67-9]
CAS: 29278-67-9 | SKU: QM-0054882 | Size: 1 Each Price on request -
Teriflunomide impurity 3 [CAS 1011244-72-6]
CAS: 1011244-72-6 | SKU: QM-0144834-01 | Size: 5 mg£78.82 GBP -
Terazosin dimer impurity (dihydrochloride) [CAS 1486464-41-8]
CAS: 1486464-41-8 | SKU: QM-0143651-01 | Size: 5 mg£469.18 GBP -
TAMRA amine, 5-isomer (hydrochloride) [CAS 2158336-48-0]
CAS: 2158336-48-0 | SKU: QM-0055639 | Size: 1 Each Price on request -
TAMRA alkyne,5-isomer [CAS 945928-17-6]
CAS: 945928-17-6 | SKU: QM-0051914-01 | Size: 5 mg£441.23 GBP -
Tandospirone Impurity 4 (Standard) [CAS 28871-95-6]
CAS: 28871-95-6 | SKU: QM-0049783 | Size: 1 Each Price on request -
Tandospirone impurity 4 [CAS 28871-95-6]
CAS: 28871-95-6 | SKU: QM-0049782-01 | Size: 250 mg£36.91 GBP -
Tandospirone impurity 3 (Standard) [CAS 14166-28-0]
CAS: 14166-28-0 | SKU: QM-0049781 | Size: 1 Each Price on request -
Tandospirone impurity 3 [CAS 14166-28-0]
CAS: 14166-28-0 | SKU: QM-0049780-01 | Size: 100 mg£63.82 GBP -
Tamsulosin impurity 1 (Standard) [CAS 6781-17-5]
CAS: 6781-17-5 | SKU: QM-0049075 | Size: 1 Each Price on request -
Tamsulosin impurity 1 [CAS 6781-17-5]
CAS: 6781-17-5 | SKU: QM-0049074 | Size: 1 Each Price on request -
TAMRA DBCO, 5-isomer [CAS 1911598-65-6]
CAS: 1911598-65-6 | SKU: QM-0020361 | Size: 1 Each Price on request -
Suvorexant impurity 1 (Standard) [CAS 2941-79-9]
CAS: 2941-79-9 | SKU: QM-0017780 | Size: 1 Each Price on request -
Suvorexant impurity 1 [CAS 2941-79-9]
CAS: 2941-79-9 | SKU: QM-0017779-01 | Size: 5 mg£261.41 GBP -
Suvorexant impurity 2 [CAS 1149352-55-5]
CAS: 1149352-55-5 | SKU: QM-0017683-01 | Size: 25 mg£51.91 GBP -
Sunitinib impurity 28 (Standard) [CAS 1186651-51-3]
CAS: 1186651-51-3 | SKU: QM-0017335-01 | Size: 5 mg£275.99 GBP -
Sunitinib impurity 28 [CAS 1186651-51-3]
CAS: 1186651-51-3 | SKU: QM-0017334-01 | Size: 25 mg£351.32 GBP -
Tavarborol impurity 16 (Standard) [CAS 1839665-96-1]
CAS: 1839665-96-1 | SKU: QM-0017290-01 | Size: 25 mg£71.58 GBP -
Tavarborol impurity 16 [CAS 1839665-96-1]
CAS: 1839665-96-1 | SKU: QM-0017289-01 | Size: 100 mg£106.00 GBP -
Tacrolimus impurity 16-13C, d2 [CAS 1356352-20-9]
CAS: 1356352-20-9 | SKU: QM-0007051-01 | Size: 1 mg£1,082.75 GBP -
Tazobactam impurity 13 (Standard) [CAS 89789-07-1]
CAS: 89789-07-1 | SKU: QM-0003442 | Size: 1 Each Price on request -
Tazobactam impurity 13 [CAS 89789-07-1]
CAS: 89789-07-1 | SKU: QM-0003441 | Size: 1 Each Price on request -
Taranabant ((1R,2R) stereoisomer) (Standard) [CAS 701977-08-4]
CAS: 701977-08-4 | SKU: QM-0001688 | Size: 1 Each Price on request -
Taranabant ((1R,2R) stereoisomer) [CAS 701977-08-4]
CAS: 701977-08-4 | SKU: QM-0079108-01 | Size: 2 mg£275.99 GBP -
TAMRA azide, 5-isomer [CAS 825651-66-9]
CAS: 825651-66-9 | SKU: QM-0150676-01 | Size: 1 mg£111.63 GBP -
T3-ATA (S-isomer) [CAS 2438721-48-1]
CAS: 2438721-48-1 | SKU: QM-0138346-01 | Size: 5 mg£678.15 GBP -
TAMRA azide, 6-isomer [CAS 1192590-89-8]
CAS: 1192590-89-8 | SKU: QM-0161001-01 | Size: 5 mg£218.88 GBP -
TAMRA amine, 5-isomer [CAS 2158336-47-9]
CAS: 2158336-47-9 | SKU: QM-0161010-01 | Size: 5 mg£420.57 GBP -
T4-ATA (S-isomer) [CAS 2448470-97-9]
CAS: 2448470-97-9 | SKU: QM-0138347-01 | Size: 5 mg£777.78 GBP -
Talabostat isomer mesylate
SKU: QM-0143966-01 | Size: 5 mg£376.83 GBP -
TAMRA alkyne, 6-isomer [CAS 1352649-44-5]
CAS: 1352649-44-5 | SKU: QM-0069544-01 | Size: 5 mg£363.47 GBP -
Stercobilin hydrochloride (mixture of isomers) [CAS 13129-80-1]
CAS: 13129-80-1 | SKU: QM-0092022 | Size: 1 Each Price on request -
TAMRA hydrazide (6-isomer) [CAS 2183440-67-5]
CAS: 2183440-67-5 | SKU: QM-0069616-01 | Size: 5 mg£426.65 GBP -
Sorafenib impurity 6 (Standard) [CAS 1209459-88-0]
CAS: 1209459-88-0 | SKU: QM-0050433 | Size: 1 Each Price on request -
Sorafenib impurity 6 [CAS 1209459-88-0]
CAS: 1209459-88-0 | SKU: QM-0050432-01 | Size: 100 mg£50.37 GBP -
Sorafenib impurity 2 (Standard) [CAS 18585-06-3]
CAS: 18585-06-3 | SKU: QM-0049239 | Size: 1 Each Price on request -
Sorafenib impurity 2 [CAS 18585-06-3]
CAS: 18585-06-3 | SKU: QM-0049238-01 | Size: 100 mg£47.26 GBP -
Sofosbuvir impurity 96 [CAS 114262-49-6]
CAS: 114262-49-6 | SKU: QM-0021393-01 | Size: 1 mg£1,189.67 GBP -
Sofosbuvir impurity 6 [CAS 1496551-71-3]
CAS: 1496551-71-3 | SKU: QM-0021392-01 | Size: 1 mg£953.96 GBP -
Sofosbuvir impurity 2 (Standard) [CAS 1496551-70-2]
CAS: 1496551-70-2 | SKU: QM-0021391-01 | Size: 1 mg£803.30 GBP -
Sofosbuvir impurity 2 [CAS 1496551-70-2]
CAS: 1496551-70-2 | SKU: QM-0021390-01 | Size: 1 mg£363.47 GBP -
Sofosbuvir impurity 5 (Standard) [CAS 874638-94-5]
CAS: 874638-94-5 | SKU: QM-0021389-01 | Size: 5 mg£212.81 GBP -
Sofosbuvir impurity 5 [CAS 874638-94-5]
CAS: 874638-94-5 | SKU: QM-0021388-01 | Size: 100 mg£591.89 GBP -
Sofosbuvir impurity 3 [CAS 1496551-72-4]
CAS: 1496551-72-4 | SKU: QM-0021343-01 | Size: 5 mg£106.00 GBP -
Sofosbuvir impurity 1
SKU: QM-0017476-01 | Size: 1 mg£1,556.60 GBP -
Sotorasib-d7 isomer
SKU: QM-0004024 | Size: 1 Each Price on request -
Sorafenib impurity 3 (Standard) [CAS 1431697-81-2]
CAS: 1431697-81-2 | SKU: QM-0002527-01 | Size: 1 mg£263.84 GBP -
Sorafenib impurity 3 [CAS 1431697-81-2]
CAS: 1431697-81-2 | SKU: QM-0002526-01 | Size: 5 mg£388.99 GBP -
Sotorasib isomer
SKU: QM-0138351-01 | Size: 5 mg£212.81 GBP -
Sofosbuvir impurity L
SKU: QM-0161657-01 | Size: 1 mg£1,631.93 GBP -
Sofosbuvir impurity D [CAS 2743427-31-6]
CAS: 2743427-31-6 | SKU: QM-0161618-01 | Size: 1 mg£1,631.93 GBP -
Sofosbuvir impurity E
SKU: QM-0161619-01 | Size: 1 mg£1,631.93 GBP -
Sofosbuvir impurity F [CAS 1337482-17-3]
CAS: 1337482-17-3 | SKU: QM-0161584-01 | Size: 1 mg£902.93 GBP -
Sofosbuvir impurity B
SKU: QM-0161617-01 | Size: 1 mg£1,631.93 GBP -
Sofosbuvir impurity I [CAS 2164516-85-0]
CAS: 2164516-85-0 | SKU: QM-0161596-01 | Size: 1 mg£2,309.90 GBP -
Sofosbuvir impurity H [CAS 2225762-89-8]
CAS: 2225762-89-8 | SKU: QM-0161631-01 | Size: 1 mg£1,631.93 GBP -
Sofosbuvir impurity M [CAS 2095551-10-1]
CAS: 2095551-10-1 | SKU: QM-0161620-01 | Size: 1 mg£1,631.93 GBP -
Sofosbuvir impurity K [CAS 1496552-51-2]
CAS: 1496552-51-2 | SKU: QM-0161598-01 | Size: 1 mg£1,631.93 GBP -
Sofosbuvir impurity J [CAS 1334513-10-8]
CAS: 1334513-10-8 | SKU: QM-0161641-01 | Size: 1 mg£2,309.90 GBP -
Sofosbuvir impurity G [CAS 1337482-15-1]
CAS: 1337482-15-1 | SKU: QM-0161585-01 | Size: 1 mg£1,806.89 GBP -
Sofosbuvir impurity N [CAS 1394157-34-6]
CAS: 1394157-34-6 | SKU: QM-0161597-01 | Size: 1 mg£1,179.95 GBP -
Sofosbuvir impurity A [CAS 1496552-16-9]
CAS: 1496552-16-9 | SKU: QM-0150206-01 | Size: 1 mg£1,179.95 GBP -
Sofosbuvir impurity C [CAS 1496552-28-3]
CAS: 1496552-28-3 | SKU: QM-0000529 | Size: 1 mg£1,279.58 GBP -
Sitagliptin impurity 5 (Standard) [CAS 936630-57-8]
CAS: 936630-57-8 | SKU: QM-0056101 | Size: 1 Each Price on request -
Sitagliptin impurity 5 [CAS 936630-57-8]
CAS: 936630-57-8 | SKU: QM-0056100-01 | Size: 250 mg£44.16 GBP -
Sacubitrilat impurity 32 (Standard) [CAS 4100-80-5]
CAS: 4100-80-5 | SKU: QM-0056068-01 | Size: 5 mg£94.75 GBP -
Sacubitrilat impurity 32 [CAS 4100-80-5]
CAS: 4100-80-5 | SKU: QM-0056067-01 | Size: 5 mg£36.91 GBP