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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8- (tert-Butoxy) -8-oxooctanoic acid [CAS 234081-94-8]
CAS: 234081-94-8 | SKU: QM-0049660 | Size: 1 Each Price on request -
7-Methoxy-7-oxoheptanoic acid [CAS 20291-40-1]
CAS: 20291-40-1 | SKU: QM-0047468-01 | Size: 100 mg£51.91 GBP -
8-Chloro-2- (2-phenylethyl) -5,6,7-trihydroxy-5,6,7,8-tetrahydrochromone [CAS 626236-06-4]
CAS: 626236-06-4 | SKU: QM-0024517-01 | Size: 10 mg Price on request -
7α-Hydroxycholesterol (Standard) [CAS 566-26-7]
CAS: 566-26-7 | SKU: QM-0024453 | Size: 1 Each Price on request -
8-Desmethyleleutherin [CAS 808148-30-3]
CAS: 808148-30-3 | SKU: QM-0023835 | Size: 1 Each Price on request -
8- (6,7-Dihydroxy-3,7-dimethyl-2E-octenyloxy) psoralen [CAS 889112-17-8]
CAS: 889112-17-8 | SKU: QM-0023355 | Size: 1 Each Price on request -
8"-Hydroxypactamycin [CAS 104820-97-5]
CAS: 104820-97-5 | SKU: QM-0022396 | Size: 1 Each Price on request -
7-Oxooctanoyl-CoA
SKU: QM-0019435 | Size: 1 Each Price on request -
7-[ (1R,2R,3R,5S) -3,5-Dihydroxy-2-[ (3S) -3-hydroxyoctyl]cyclopentyl]heptanoyl-CoA
SKU: QM-0019428 | Size: 1 Each Price on request -
7-[ (1R,2R,3R) -3-Hydroxy-2-[ (3S) -3-hydroxyoctyl]-5-oxocyclopentyl]heptanoyl-CoA
SKU: QM-0019427 | Size: 1 Each Price on request -
7-Oxononanoyl-CoA
SKU: QM-0019426 | Size: 1 Each Price on request -
7-Oxodecanoyl-CoA [CAS 50732-02-0]
CAS: 50732-02-0 | SKU: QM-0019425 | Size: 1 Each Price on request -
7-Methyl-3-oxooctanoyl-CoA [CAS 1379003-97-0]
CAS: 1379003-97-0 | SKU: QM-0019408 | Size: 1 Each Price on request -
7-Methyl-3-oxo-6-octenoyl-CoA [CAS 3089-69-8]
CAS: 3089-69-8 | SKU: QM-0019407 | Size: 1 Each Price on request -
7-Hydroxyundecanoyl-CoA
SKU: QM-0019406 | Size: 1 Each Price on request -
7-Hydroxytetradecanedioyl-CoA
SKU: QM-0019405 | Size: 1 Each Price on request -
8 (R) -Hydroxy-9 (S) -Hexahydrocannabinol [CAS 36403-92-6]
CAS: 36403-92-6 | SKU: QM-0008589-01 | Size: 1 mg£1,077.89 GBP -
7-Hydroxywarfarin (Standard) [CAS 17834-03-6]
CAS: 17834-03-6 | SKU: QM-0006716 | Size: 1 Each Price on request -
7-Hydroxyrisperidone [CAS 147663-04-5]
CAS: 147663-04-5 | SKU: QM-0006617-01 | Size: 1 mg£433.94 GBP -
7β-Hydroxycholesterol (Standard) [CAS 566-27-8]
CAS: 566-27-8 | SKU: QM-0003893 | Size: 1 Each Price on request -
7α,25-Dihydroxycholesterol [CAS 64907-22-8]
CAS: 64907-22-8 | SKU: QM-0138250-01 | Size: 1 mg£89.13 GBP -
7beta-Hydroxylathyrol [CAS 34208-98-5]
CAS: 34208-98-5 | SKU: QM-0164369-01 | Size: 5 mg£57.09 GBP -
7β-Hydroxycholesterol [CAS 566-27-8]
CAS: 566-27-8 | SKU: QM-0138038-01 | Size: 1 mg£94.75 GBP -
7α-Hydroxycholesterol [CAS 566-26-7]
CAS: 566-26-7 | SKU: QM-0077364-01 | Size: 5 mg£200.66 GBP -
8- (3-Ethoxy-2-hydroxy-3-methylbutyloxy) psoralen [CAS 55481-87-3]
CAS: 55481-87-3 | SKU: QM-0198864-01 | Size: 5 mg Price on request -
7β-Hydroxy-4-cholesten-3-one-d7 [CAS 1262046-74-1]
CAS: 1262046-74-1 | SKU: QM-0137968-01 | Size: 1 mg Price on request -
7-Hydroxywarfarin [CAS 17834-03-6]
CAS: 17834-03-6 | SKU: QM-0146574-01 | Size: 5 mg£401.13 GBP -
7-Hydroxywarfarin-d5 [CAS 94820-65-2]
CAS: 94820-65-2 | SKU: QM-0144890-01 | Size: 1 mg£288.14 GBP -
7α-Hydroxy-3-oxocholest-4-enoic acid-d3 [CAS 2342573-89-9]
CAS: 2342573-89-9 | SKU: QM-0149023 | Size: 1 mg£1,844.56 GBP -
7α,24 (R/S) -Dihydroxycholesterol-d7 [CAS 2260669-20-1]
CAS: 2260669-20-1 | SKU: QM-0149030 | Size: 1 mg£2,196.91 GBP -
7α,27-Dihydroxycholesterol-d6 [CAS 2260669-25-6]
CAS: 2260669-25-6 | SKU: QM-0149033 | Size: 500 µg£2,083.91 GBP -
7α,25-Dihydroxycholesterol-d6 [CAS 2260669-11-0]
CAS: 2260669-11-0 | SKU: QM-0138251-01 | Size: 5 mg Price on request -
7-Hydroxyquetiapine-d4 (hemifumarate)
SKU: QM-0146025 | Size: 1 mg£1,241.91 GBP -
7α,24 (R/S) -Dihydroxycholestenone-d7 [CAS 2260669-21-2]
CAS: 2260669-21-2 | SKU: QM-0149032-01 | Size: 1 mg Price on request -
7-Oxodehydroabietic acid [CAS 18684-55-4]
CAS: 18684-55-4 | SKU: QM-0144507-01 | Size: 1 mg£715.82 GBP -
8-Dehydroxyshanzhiside [CAS 1008532-71-5]
CAS: 1008532-71-5 | SKU: QM-0163844-01 | Size: 1 mg£339.17 GBP -
7ß,27-Dihydroxycholesterol-d6 [CAS 2260669-26-7]
CAS: 2260669-26-7 | SKU: QM-0149035-01 | Size: 5 mg Price on request -
7α-Hydroxycholesterol-d7 [CAS 349553-94-2]
CAS: 349553-94-2 | SKU: QM-0171738-01 | Size: 500 µg£577.31 GBP -
8-Hydroxy amoxapine-d8 [CAS 1189505-24-5]
CAS: 1189505-24-5 | SKU: QM-0140993-01 | Size: 1 mg Price on request -
7α-Hydroxy-4-cholesten-3-one (Standard) [CAS 3862-25-7]
CAS: 3862-25-7 | SKU: QM-0058683 | Size: 1 Each Price on request -
8 (S) -Hydroxy-9 (S) -hexahydrocannabinol [CAS 36403-93-7]
CAS: 36403-93-7 | SKU: QM-0154214-01 | Size: 1 mg£1,076.67 GBP -
8-Glucosyl-5,7-dihydroxy-2- (1-methylpropyl) chromone [CAS 188818-27-1]
CAS: 188818-27-1 | SKU: QM-0168601 | Size: 1 Each Price on request -
7β,15α,20-Trihydroxy-3,11,23-trioxo-5α-lanosta-8-en-26-oic acid [CAS 2374206-89-8]
CAS: 2374206-89-8 | SKU: QM-0168429 | Size: 1 Each Price on request -
8-Acetyl-7-hydroxycoumarin [CAS 6748-68-1]
CAS: 6748-68-1 | SKU: QM-0146202-01 | Size: 5 mg£100.38 GBP -
8,3′,4′-Trihydroxyflavone-7-O-β-D-glucopyranoside [CAS 925701-05-9]
CAS: 925701-05-9 | SKU: QM-0166530 | Size: 1 Each Price on request -
7-n-Butyl-7,8-dihydro-8-oxo-9- (β-D-xylofuranosyl) guanine [CAS 2389988-45-6]
CAS: 2389988-45-6 | SKU: QM-0069945 | Size: 1 Each Price on request -
7-O-Desmethylprazosin-d8 (hydrochloride)
SKU: QM-0135227 | Size: 1 mg Price on request -
8,8a-Dihydro-8-hydroxygambogic acid [CAS 1097882-30-8]
CAS: 1097882-30-8 | SKU: QM-0134345 | Size: 1 Each Price on request -
7-Hydroxyquetiapine [CAS 139079-39-3]
CAS: 139079-39-3 | SKU: QM-0063210 | Size: 1 mg£608.90 GBP -
7-Oxostaurosporine [CAS 125035-83-8]
CAS: 125035-83-8 | SKU: QM-0059851 | Size: 1 mg£1,004.99 GBP -
7-Hydroxystaurosporine [CAS 112953-11-4]
CAS: 112953-11-4 | SKU: QM-0132650-01 | Size: 1 mg£928.45 GBP -
7-Oxotridecanedioic acid [CAS 101171-43-1]
CAS: 101171-43-1 | SKU: QM-0062407 | Size: 1 Each Price on request -
8-Hydroxy mirtazapine [CAS 102335-57-9]
CAS: 102335-57-9 | SKU: QM-0130637-01 | Size: 500 µg£416.93 GBP -
8-Hydroxy guanosine-13C,15N2
SKU: QM-0128222 | Size: 500 µg£2,083.91 GBP -
7ß-Hydroxycholesterol-d7 [CAS 349553-97-5]
CAS: 349553-97-5 | SKU: QM-0058719 | Size: 1 mg£489.83 GBP -
8-Amino-7-oxononanoic acid (hydrochloride) [CAS 21286-96-4]
CAS: 21286-96-4 | SKU: QM-0126397-01 | Size: 5 mg£251.69 GBP -
7-keto-25-Hydroxycholesterol [CAS 64907-23-9]
CAS: 64907-23-9 | SKU: QM-0125176 | Size: 1 mg£729.18 GBP -
7β-Hydroxycucurbitacin B [CAS 1135141-79-5]
CAS: 1135141-79-5 | SKU: QM-0124645 | Size: 1 Each Price on request -
8'-Oxo-6-hydroxydihydrophaseic acid [CAS 1388075-44-2]
CAS: 1388075-44-2 | SKU: QM-0122668 | Size: 1 Each Price on request -
7-n-Propyl-7,8-dihydro-8-oxo-9- (β-D-xylofuranosyl) guanine [CAS 2389988-44-5]
CAS: 2389988-44-5 | SKU: QM-0069943 | Size: 1 Each Price on request -
7ß,27-Dihydroxycholesterol [CAS 240129-43-5]
CAS: 240129-43-5 | SKU: QM-0063288 | Size: 1 mg£685.45 GBP -
7-Oxo-ganoderic acid Z [CAS 929248-72-6]
CAS: 929248-72-6 | SKU: QM-0119301 | Size: 1 Each Price on request -
7β-Hydroxybufalin [CAS 20143-97-9]
CAS: 20143-97-9 | SKU: QM-0116402 | Size: 1 Each Price on request -
7α-Hydroxy-4-cholesten-3-one [CAS 3862-25-7]
CAS: 3862-25-7 | SKU: QM-0058682-01 | Size: 1 mg£489.83 GBP -
8- (7-Hydroxy-3,7-dimethyl-2,5-octadienyloxy) psoralen [CAS 144398-34-5]
CAS: 144398-34-5 | SKU: QM-0110395 | Size: 1 Each Price on request -
7-Oxohinokinin [CAS 130837-92-2]
CAS: 130837-92-2 | SKU: QM-0110237 | Size: 1 Each Price on request -
8-Benzoyl-5,7-dihydroxy-2,2-dimethylchromane [CAS 63565-07-1]
CAS: 63565-07-1 | SKU: QM-0107642 | Size: 1 Each Price on request -
7-Keto-27-hydroxycholesterol [CAS 240129-30-0]
CAS: 240129-30-0 | SKU: QM-0106982 | Size: 1 Each Price on request -
7α,24 (S) -Dihydroxycholesterol [CAS 245523-67-5]
CAS: 245523-67-5 | SKU: QM-0106295 | Size: 1 Each Price on request -
7α-Hydroxy-DHEA [CAS 53-00-9]
CAS: 53-00-9 | SKU: QM-0104445-01 | Size: 1 mg£324.59 GBP -
8- (3-Ethoxy-2-hydroxy-3-methylbutyl) -5,7-dimethoxy-2H-chromen-2-one [CAS 70849-88-6]
CAS: 70849-88-6 | SKU: QM-0103907 | Size: 1 Each Price on request -
7-Hydroxypestalotin [CAS 41164-59-4]
CAS: 41164-59-4 | SKU: QM-0061394-01 | Size: 500 µg£658.72 GBP -
7β,16α-Dihydroxybufalin [CAS 773133-78-1]
CAS: 773133-78-1 | SKU: QM-0102296 | Size: 1 Each Price on request -
7B,27-Dihydroxycholesterol [CAS 149055-91-4]
CAS: 149055-91-4 | SKU: QM-0102066 | Size: 1 Each Price on request -
7beta-Hydroxyrutaecarpine [CAS 163815-35-8]
CAS: 163815-35-8 | SKU: QM-0097510 | Size: 1 Each Price on request -
7β-Hydroxy-epi-androsterone [CAS 25848-69-5]
CAS: 25848-69-5 | SKU: QM-0057710 | Size: 1 Each Price on request -
7-Propargyl-7,8-dihydro-8-oxo-9- (β-D-xylofuranosyl) guanine [CAS 2389988-31-0]
CAS: 2389988-31-0 | SKU: QM-0069949 | Size: 1 Each Price on request -
8-Hydroxy loxapine [CAS 61443-77-4]
CAS: 61443-77-4 | SKU: QM-0094398-01 | Size: 500 µg£550.58 GBP -
8 (R) -Hydroxyoctadecanoic acid [CAS 1212331-85-5]
CAS: 1212331-85-5 | SKU: QM-0094253 | Size: 1 Each Price on request -
7α-Hydroxy-4-cholesten-3-one-d7 [CAS 2260669-17-6]
CAS: 2260669-17-6 | SKU: QM-0058684 | Size: 500 µg£2,121.57 GBP -
8,9-Didehydro-7-hydroxydolichodial [CAS 97856-19-4]
CAS: 97856-19-4 | SKU: QM-0093756 | Size: 1 Each Price on request -
8 (R) -Hydroxy-9 (R) -hexahydrocannabinol [CAS 42793-11-3]
CAS: 42793-11-3 | SKU: QM-0093431-01 | Size: 1 mg£1,076.67 GBP -
7α,15-Dihydroxydehydroabietic acid [CAS 155205-64-4]
CAS: 155205-64-4 | SKU: QM-0092697 | Size: 1 Each Price on request -
7α,27-Dihydroxycholesterol [CAS 4725-24-0]
CAS: 4725-24-0 | SKU: QM-0091905 | Size: 1 mg£1,461.83 GBP -
8 (S) -Hydroxy-9 (R) -hexahydrocannabinol [CAS 74509-39-0]
CAS: 74509-39-0 | SKU: QM-0091076 | Size: 1 Each Price on request -
8,3′-Dihydroxy-7,4′-dimethoxyisoflavone [CAS 210413-43-7]
CAS: 210413-43-7 | SKU: QM-0087474 | Size: 1 Each Price on request -
8 Hydroxy PIPAT (oxalate) [CAS 1451210-48-2]
CAS: 1451210-48-2 | SKU: QM-0081059 | Size: 1 Each Price on request -
7β,25-Dihydroxycholesterol [CAS 64907-21-7]
CAS: 64907-21-7 | SKU: QM-0084285 | Size: 1 mg£435.15 GBP -
7-Hydroxy coumarin glucuronide (sodium) -13C6
SKU: QM-0054280 | Size: 1 Each Price on request -
7-Hydroxy coumarin glucuronide-d5 (sodium)
SKU: QM-0054272 | Size: 1 Each Price on request -
7-Hydroxy coumarin sulfate-d5 (potassium) [CAS 1261392-49-7]
CAS: 1261392-49-7 | SKU: QM-0053769-01 | Size: 2.5 mg£717.03 GBP -
7- (1-Methyl-2-hydroxyethyl) guanine-d7 [CAS 1346604-24-7]
CAS: 1346604-24-7 | SKU: QM-0053654-01 | Size: 5 mg£16,255.67 GBP -
7-Hydroxy etodolac [CAS 101901-07-9]
CAS: 101901-07-9 | SKU: QM-0053424-01 | Size: 1 mg£860.40 GBP -
7-Hydroxychlorpromazine (hydrochloride) [CAS 51938-11-5]
CAS: 51938-11-5 | SKU: QM-0052963-01 | Size: 500 µg£322.16 GBP -
7-Hydroxy-4-phenylcoumarin [CAS 2555-30-8]
CAS: 2555-30-8 | SKU: QM-0051314-01 | Size: 250 mg£57.09 GBP -
7- (tert-Butoxy) -7-oxoheptanoic acid [CAS 1469894-57-2]
CAS: 1469894-57-2 | SKU: QM-0050461 | Size: 1 Each Price on request -
7- (Diethylamino) -4- (hydroxymethyl) coumarin [CAS 54711-38-5]
CAS: 54711-38-5 | SKU: QM-0049732-01 | Size: 25 mg£100.38 GBP -
7-Chloro-1-ethyl-6-fluoro-4-oxo-1,4-dihydroquinoline-3-carboxylic acid (Standard) [CAS 68077-26-9]
CAS: 68077-26-9 | SKU: QM-0049154 | Size: 1 Each Price on request -
7-Hydroxyheptanoic acid [CAS 3710-42-7]
CAS: 3710-42-7 | SKU: QM-0049107-01 | Size: 1 g£36.91 GBP -
7,8-Dihydroxyflavone (Standard) [CAS 38183-03-8]
CAS: 38183-03-8 | SKU: QM-0048342-01 | Size: 5 mg£94.75 GBP -
7-Hydroxyguanine [CAS 16870-91-0]
CAS: 16870-91-0 | SKU: QM-0022979 | Size: 1 Each Price on request -
7-Hydroxydecanoyl-CoA
SKU: QM-0019503 | Size: 1 Each Price on request -
7-Hydroxyoctanoyl-CoA
SKU: QM-0019432 | Size: 1 Each Price on request -
7-Hydroxyoctadecanoyl-CoA
SKU: QM-0019431 | Size: 1 Each Price on request -
7-Hydroxyhexadecanoyl-CoA
SKU: QM-0019430 | Size: 1 Each Price on request -
7-Hydroxyhexadecanedioyl-CoA
SKU: QM-0019429 | Size: 1 Each Price on request -
7-Hydroxycarbostyril (Standard) [CAS 70500-72-0]
CAS: 70500-72-0 | SKU: QM-0017091-01 | Size: 10 mg£57.09 GBP -
7-Hydroxycarbostyril [CAS 70500-72-0]
CAS: 70500-72-0 | SKU: QM-0017090-01 | Size: 5 g£36.91 GBP -
7,8-Dihydroxy-4H-chromen-4-one [CAS 59887-99-9]
CAS: 59887-99-9 | SKU: QM-0009063 | Size: 1 Each Price on request -
7-Hydroxy ropinirole (bromide) [CAS 81654-57-1]
CAS: 81654-57-1 | SKU: QM-0008374 | Size: 1 Each Price on request -
7-Hydroxy-DPAT [CAS 74938-11-7]
CAS: 74938-11-7 | SKU: QM-0006020 | Size: 1 Each Price on request -
7-Benzyloxy-N-des[[2- (2-hydroxy) ethoxy]ethyl] Quetiapine-d8 [CAS 1185177-12-1]
CAS: 1185177-12-1 | SKU: QM-0005886-01 | Size: 1 mg Price on request -
7-Hydroxymethotrexate (sodium)
SKU: QM-0005653 | Size: 1 Each Price on request -
7-Hydroxy coumarin glucuronide (sodium) [CAS 168286-98-4]
CAS: 168286-98-4 | SKU: QM-0004587-01 | Size: 1 mg£472.82 GBP -
7-Hydroxyflavone [CAS 6665-86-7]
CAS: 6665-86-7 | SKU: QM-0077435-01 | Size: 10 mg£57.09 GBP -
7-Hydroxyisoflavone [CAS 13057-72-2]
CAS: 13057-72-2 | SKU: QM-0201619-01 | Size: 5 mg£51.91 GBP -
7,8-Dihydroxy-3- (4-hydroxyphenyl) -4H-chromen-4-one [CAS 75187-63-2]
CAS: 75187-63-2 | SKU: QM-0142843-01 | Size: 1 g£51.91 GBP -
7-Hydroxy-4-methylcoumarin-3-acetic acid [CAS 5852-10-8]
CAS: 5852-10-8 | SKU: QM-0160914-01 | Size: 25 mg£59.16 GBP -
7-Hydroxymethyl-10,11-MDCPT-d5
SKU: QM-0152109-01 | Size: 1 mg£865.26 GBP -
7-Hydroxycoumarin-4-acetic acid [CAS 6950-82-9]
CAS: 6950-82-9 | SKU: QM-0160562-01 | Size: 500 mg£64.33 GBP