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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Naloxone (Standard) [CAS 465-65-6]
CAS: 465-65-6 | SKU: QM-0123905-01 | Size: 5 mg£109.38 GBP -
O-Desmethyl apixaban (Standard) [CAS 503612-76-8]
CAS: 503612-76-8 | SKU: QM-0079551 | Size: 1 Each Price on request -
N4-Desmethyl wyosine [CAS 59327-60-5]
CAS: 59327-60-5 | SKU: QM-0070359 | Size: 1 Each Price on request -
Naloxone (hydrochloride) (Standard) [CAS 357-08-4]
CAS: 357-08-4 | SKU: QM-0120876-01 | Size: 10 mg£63.29 GBP -
N-Hydroxymethylsorafenib [CAS 1380310-94-0]
CAS: 1380310-94-0 | SKU: QM-0120452 | Size: 1 Each Price on request -
Nonanoyl-N-hydroxyethylglucamide [CAS 869653-90-7]
CAS: 869653-90-7 | SKU: QM-0117103 | Size: 1 Each Price on request -
N-Methoxy-3-hydroxymethylcarbazole [CAS 142768-49-8]
CAS: 142768-49-8 | SKU: QM-0116863 | Size: 1 Each Price on request -
N-hydroxy Rhodamine B amide [CAS 1115867-62-3]
CAS: 1115867-62-3 | SKU: QM-0116644 | Size: 1 Each Price on request -
O-Desacetyl-N-desmethyl Diltiazem-d3
SKU: QM-0065505 | Size: 1 mg Price on request -
N2- (((9H-Fluoren-9-yl) methoxy) carbonyl) -N6- (2- (7-methoxy-2-oxo-2H-chromen-4-yl) acetyl) -L-lysine [CAS 386213-32-7]
CAS: 386213-32-7 | SKU: QM-0110767-01 | Size: 5 mg£56.05 GBP -
N-Hydroxyphthalimide (Standard) [CAS 524-38-9]
CAS: 524-38-9 | SKU: QM-0109433-01 | Size: 25 mg£48.29 GBP -
Neohydroxyaspergillic acid [CAS 72598-34-6]
CAS: 72598-34-6 | SKU: QM-0060939 | Size: 1 mg£809.38 GBP -
NOXO1 Human Pre-designed siRNA Set A
SKU: QM-0105830 | Size: 1 Set£426.65 GBP -
N-Desmethylthiamethoxam-d4
SKU: QM-0101552 | Size: 1 mg£1,128.92 GBP -
O- ((Perfluorophenyl) methyl) hydroxylamine-d2 (hydrochloride) [CAS 358730-85-5]
CAS: 358730-85-5 | SKU: QM-0101222 | Size: 1 mg Price on request -
N-Methyl-N'- (hydroxy-PEG2) -Cy5 [CAS 2107273-22-1]
CAS: 2107273-22-1 | SKU: QM-0064621 | Size: 1 Each Price on request -
N-Didesmethyl Loperamide [CAS 66164-06-5]
CAS: 66164-06-5 | SKU: QM-0098938 | Size: 1 mg£544.50 GBP -
Nitroxoline-d4
SKU: QM-0075201-01 | Size: 1 mg£452.17 GBP -
N-Octyl 4-hydroxybenzoate-d4 [CAS 2708282-26-0]
CAS: 2708282-26-0 | SKU: QM-0097030 | Size: 1 mg Price on request -
N-Hydroxy (E) -2- (4-methoxybenzoxy) -4-methoxy-3-prenylcinnamamide-d6
SKU: QM-0062007 | Size: 1 mg Price on request -
N4-Desmethyl-N5-Methyl wyosine [CAS 59327-63-8]
CAS: 59327-63-8 | SKU: QM-0070360 | Size: 1 Each Price on request -
Naloxone [CAS 465-65-6]
CAS: 465-65-6 | SKU: QM-0073832-01 | Size: 10 mg£74.68 GBP -
Naloxonazine [CAS 82824-01-9]
CAS: 82824-01-9 | SKU: QM-0063151 | Size: 1 Each Price on request -
Naloxone benzoylhydrazone [CAS 119630-94-3]
CAS: 119630-94-3 | SKU: QM-0089712 | Size: 1 mg£200.66 GBP -
Naloxone fluorescein (acetate) [CAS 2080300-52-1]
CAS: 2080300-52-1 | SKU: QM-0088031 | Size: 1 Each Price on request -
Naloxone methiodide [CAS 93302-47-7]
CAS: 93302-47-7 | SKU: QM-0085387 | Size: 1 mg£78.82 GBP -
N-Desmethyltamoxifen [CAS 31750-48-8]
CAS: 31750-48-8 | SKU: QM-0061192 | Size: 1 Each Price on request -
O-Benzoylhydroxylamine [CAS 54495-98-6]
CAS: 54495-98-6 | SKU: QM-0072591 | Size: 1 Each Price on request -
N-Desmethyl prochlorperazine dimaleate-d8 [CAS 1246817-68-4]
CAS: 1246817-68-4 | SKU: QM-0053559-01 | Size: 1 mg£706.10 GBP -
N-Desmethyl rosuvastatin-d6 (disodium salt)
SKU: QM-0053548 | Size: 10 mg£10,693.40 GBP -
N-Desmethyl rosuvastatin (disodium hydrate)
SKU: QM-0053542 | Size: 1 mg£865.26 GBP -
N-Desmethyl clotiazepam [CAS 33671-37-3]
CAS: 33671-37-3 | SKU: QM-0052615-01 | Size: 1 mg£476.46 GBP -
N-Boc-3-hydroxy-1,2,3,6-tetrahydropyridine [CAS 224779-27-5]
CAS: 224779-27-5 | SKU: QM-0049353-01 | Size: 100 mg£78.82 GBP -
N-Desmethyl ofloxacin-d8 [CAS 1217042-59-5]
CAS: 1217042-59-5 | SKU: QM-0048375-01 | Size: 1 mg Price on request -
N-Desmethyl imatinib (Standard) [CAS 404844-02-6]
CAS: 404844-02-6 | SKU: QM-0021235 | Size: 1 Each Price on request -
N-desmethyl Enzalutamide (Standard) [CAS 1242137-16-1]
CAS: 1242137-16-1 | SKU: QM-0017514-01 | Size: 5 mg£301.50 GBP -
N-Dealkylated-mPEG7-Naloxol [CAS 2194602-13-4]
CAS: 2194602-13-4 | SKU: QM-0017172 | Size: 1 Each Price on request -
N-Desmethyl clindamycin (hydrochloride) [CAS 25532-03-0]
CAS: 25532-03-0 | SKU: QM-0016373 | Size: 1 Each Price on request -
N-Deshydroxyethyl Dasatinib-C3-NH2 [CAS 1430089-58-9]
CAS: 1430089-58-9 | SKU: QM-0012920 | Size: 1 Each Price on request -
N-Desmethylcarboxy Terbinafine methyl ester-d7 [CAS 1185245-14-0]
CAS: 1185245-14-0 | SKU: QM-0006931-01 | Size: 2.5 mg Price on request -
N-Desmethylcarboxy terbinafine-d7 [CAS 1185238-58-7]
CAS: 1185238-58-7 | SKU: QM-0006926-01 | Size: 1 mg Price on request -
N-Desmethyl Pimavanserin (Standard) [CAS 639863-77-7]
CAS: 639863-77-7 | SKU: QM-0006206 | Size: 1 Each Price on request -
N-Desmethylnefopam-d5 [CAS 2748500-28-7]
CAS: 2748500-28-7 | SKU: QM-0005936 | Size: 1 Each Price on request -
N-Boc-N-deshydroxyethyl Dasatinib-d8 [CAS 1263379-04-9]
CAS: 1263379-04-9 | SKU: QM-0005908-01 | Size: 1 mg Price on request -
N-Desmethyl Topotecan-d3 [CAS 1217633-79-8]
CAS: 1217633-79-8 | SKU: QM-0005887-01 | Size: 1 mg Price on request -
N-Desmethyl Droloxifene-d5 [CAS 1185241-63-7]
CAS: 1185241-63-7 | SKU: QM-0005884-01 | Size: 1 mg Price on request -
N-Desmethyl-4’-hydroxy Tamoxifen-d3 (E/Z Mixture) [CAS 1795139-22-8]
CAS: 1795139-22-8 | SKU: QM-0005881-01 | Size: 1 mg Price on request -
N-Desmethyl clomipramine-d6
SKU: QM-0005009 | Size: 1 Each Price on request -
N-Desmethyl clomipramine-d7
SKU: QM-0005008 | Size: 1 Each Price on request -
N-Deshydroxyethyl Dasatinib (Standard) [CAS 910297-51-7]
CAS: 910297-51-7 | SKU: QM-0003316-01 | Size: 1 mg£275.99 GBP -
N-Desmethyl-Apalutamide [CAS 1332391-11-3]
CAS: 1332391-11-3 | SKU: QM-0145034-01 | Size: 1 mg£301.50 GBP -
N-Desmethyl clomipramine (hydrochloride) [CAS 29854-14-6]
CAS: 29854-14-6 | SKU: QM-0140987-01 | Size: 5 mg£106.00 GBP -
N-Desmethyl Sildenafil [CAS 139755-82-1]
CAS: 139755-82-1 | SKU: QM-0139203-01 | Size: 5 mg£92.50 GBP -
N-Desmethyl imatinib [CAS 404844-02-6]
CAS: 404844-02-6 | SKU: QM-0161542-01 | Size: 1 mg£145.38 GBP -
N-desmethyl Enzalutamide [CAS 1242137-16-1]
CAS: 1242137-16-1 | SKU: QM-0156653-01 | Size: 5 mg£140.88 GBP -
N-Deshydroxyethyl Dasatinib [CAS 910297-51-7]
CAS: 910297-51-7 | SKU: QM-0112526-01 | Size: 5 mg£232.25 GBP -
N-Desmethyl clomipramine-d3 (hydrochloride) [CAS 1189971-04-7]
CAS: 1189971-04-7 | SKU: QM-0140988-01 | Size: 500 µg£313.65 GBP -
N-Desmethylclozapine [CAS 6104-71-8]
CAS: 6104-71-8 | SKU: QM-0161545-01 | Size: 5 mg£111.63 GBP -
N-Desmethylolanzapine [CAS 161696-76-0]
CAS: 161696-76-0 | SKU: QM-0202453-01 | Size: 1 mg£206.74 GBP -
N-Boc-O-tosyl hydroxylamine [CAS 105838-14-0]
CAS: 105838-14-0 | SKU: QM-0201605-01 | Size: 100 mg£51.91 GBP -
N-Desmethyl Pimavanserin [CAS 639863-77-7]
CAS: 639863-77-7 | SKU: QM-0145070-01 | Size: 10 mM - 1 mL£437.58 GBP -
N-Desmethyl ofloxacin [CAS 82419-52-1]
CAS: 82419-52-1 | SKU: QM-0193735-01 | Size: 25 mg£325.81 GBP -
N-Desmethyl asenapine-d4 (hydrochloride) [CAS 1246820-54-1]
CAS: 1246820-54-1 | SKU: QM-0143968-01 | Size: 10 mg Price on request -
N-Desmethyl Pirenzepine-d8 [CAS 1189860-05-6]
CAS: 1189860-05-6 | SKU: QM-0139429-01 | Size: 10 mg Price on request -
N-Desmethyl Mifepristone-d3
SKU: QM-0148011-01 | Size: 1 mg£1,556.60 GBP -
N-desmethyl Netupitant-d6 [CAS 2070015-21-1]
CAS: 2070015-21-1 | SKU: QM-0161534-01 | Size: 1 mg Price on request -
N-Deshydroxyethyl Dasatinib-d8 [CAS 1189998-96-6]
CAS: 1189998-96-6 | SKU: QM-0112527-01 | Size: 1 mg Price on request -
N-Boc-cis-4-hydroxy-L-proline [CAS 87691-27-8]
CAS: 87691-27-8 | SKU: QM-0185790-01 | Size: 10 g£51.91 GBP -
N-Desmethyl Tamoxifen-d5 [CAS 164365-16-6]
CAS: 164365-16-6 | SKU: QM-0144109-01 | Size: 1 mg Price on request -
N-Desmethyl Regorafenib-d3
SKU: QM-0139911-01 | Size: 5 mg Price on request -
N-Desmethyl imatinib-d8 [CAS 1185103-28-9]
CAS: 1185103-28-9 | SKU: QM-0161543-01 | Size: 1 mg£678.15 GBP -
N-Desmethyl apalutamide-d4
SKU: QM-0181609-01 | Size: 1 mg£727.97 GBP -
N-Desmethyl citalopram-d4 (oxalate) [CAS 2747915-54-2]
CAS: 2747915-54-2 | SKU: QM-0148046 | Size: 1 mg£1,085.18 GBP -
N-Desmethyl L-ergothioneine methyl ester-d6 [CAS 1795785-97-5]
CAS: 1795785-97-5 | SKU: QM-0148263-01 | Size: 10 mg£613.76 GBP -
N-Cbz-hydroxy-L-proline [CAS 13504-85-3]
CAS: 13504-85-3 | SKU: QM-0178661-01 | Size: 5 g£51.91 GBP -
N-Desmethyl Galanthamine [CAS 41303-74-6]
CAS: 41303-74-6 | SKU: QM-0177833-01 | Size: 1 mg£188.51 GBP -
N-Desmethyl rosiglitazone-d4 [CAS 1215407-67-2]
CAS: 1215407-67-2 | SKU: QM-0075425-01 | Size: 10 mg Price on request -
N-Desmethyl Azelastine-d4-1
SKU: QM-0148004-01 | Size: 5 mg Price on request -
N-Desmethyl diphenhydramine-d3 (hydrochloride) [CAS 1794759-12-8]
CAS: 1794759-12-8 | SKU: QM-0146729-01 | Size: 25 mg Price on request -
N-Desmethyl Zolmitriptan-d3 [CAS 1217623-11-4]
CAS: 1217623-11-4 | SKU: QM-0147611-01 | Size: 1 mg Price on request -
N-Desmethyl Nefopam-d4 (hydrochloride) [CAS 2747914-61-8]
CAS: 2747914-61-8 | SKU: QM-0079539-01 | Size: 1 mg Price on request -
N-Desmethyl Olopatadine-d3 (hydrochloride)
SKU: QM-0148160-01 | Size: 5 mg Price on request -
N-Desmethyl-loperamide-d3 [CAS 1189488-17-2]
CAS: 1189488-17-2 | SKU: QM-0142276-01 | Size: 10 mg Price on request -
N-Desmethylolanzapine-d8 [CAS 786686-82-6]
CAS: 786686-82-6 | SKU: QM-0173960 | Size: 1 mg£1,128.92 GBP -
N-Boc-cis-4-Hydroxy-D-proline [CAS 135042-12-5]
CAS: 135042-12-5 | SKU: QM-0172214-01 | Size: 25 g£61.22 GBP -
N-Boc-4-hydroxy-L-proline methyl ester [CAS 102195-79-9]
CAS: 102195-79-9 | SKU: QM-0171288-01 | Size: 25 g£51.91 GBP -
N-Desmethyl-diltiazem-d4 (hydrochloride) [CAS 1217650-51-5]
CAS: 1217650-51-5 | SKU: QM-0144132-01 | Size: 1 mg Price on request -
N-Desmethylclozapine-d8 (hydrochloride) [CAS 2705402-91-9]
CAS: 2705402-91-9 | SKU: QM-0161546-01 | Size: 1 mg£452.17 GBP -
N-Desmethyl Eletriptan [CAS 153525-55-4]
CAS: 153525-55-4 | SKU: QM-0146052 | Size: 1 mg£345.25 GBP -
N-Desmethyl imatinib-d4
SKU: QM-0161544 | Size: 1 mg Price on request -
N-Desmethyl ofloxacin (Standard) [CAS 82419-52-1]
CAS: 82419-52-1 | SKU: QM-0166884 | Size: 1 Each Price on request -
N-Desmethylolanzapine (Standard) [CAS 161696-76-0]
CAS: 161696-76-0 | SKU: QM-0135410 | Size: 1 Each Price on request -
N-Desmethyl dosimertinib-d5 [CAS 2719691-00-4]
CAS: 2719691-00-4 | SKU: QM-0064971 | Size: 1 mg Price on request -
N-Desmethyl selegiline-d5 (hydrochloride) [CAS 1217774-73-6]
CAS: 1217774-73-6 | SKU: QM-0068890 | Size: 1 mg£551.80 GBP -
N-Desmethyl Topotecan-d3 (hydrochloride) [CAS 2701830-42-2]
CAS: 2701830-42-2 | SKU: QM-0132010 | Size: 1 Each Price on request -
N-Desmethyl rosiglitazone [CAS 257892-31-2]
CAS: 257892-31-2 | SKU: QM-0130022-01 | Size: 1 mg£427.87 GBP -
N-desmethyl Enzalutamide-d6
SKU: QM-0074431 | Size: 1 mg£991.63 GBP -
N-Desmethyl Sildenafil (Standard) [CAS 139755-82-1]
CAS: 139755-82-1 | SKU: QM-0129552-01 | Size: 5 mg£426.65 GBP -
N-Desmethyl-loperamide [CAS 66164-07-6]
CAS: 66164-07-6 | SKU: QM-0127637-01 | Size: 500 µg£557.87 GBP -
N-Desmethyl Bedaquiline-d6 [CAS 2271264-26-5]
CAS: 2271264-26-5 | SKU: QM-0065571 | Size: 1 mg£2,246.72 GBP -
N-Desmethyl clomipramine (hydrochloride) (Standard) [CAS 29854-14-6]
CAS: 29854-14-6 | SKU: QM-0060444-01 | Size: 5 mg£269.91 GBP -
N-Desmethyl Zolmitriptan [CAS 139264-35-0]
CAS: 139264-35-0 | SKU: QM-0116949-01 | Size: 1 mg£983.12 GBP -
N-Desmethyl Pimavanserin-d9 (hydrochloride) [CAS 2712363-60-3]
CAS: 2712363-60-3 | SKU: QM-0115040 | Size: 1 Each Price on request -
N-Desmethyl-U-47700 [CAS 67579-73-1]
CAS: 67579-73-1 | SKU: QM-0110532-01 | Size: 1 mg£481.32 GBP -
N-Desmethyl diltiazem-d4 [CAS 1217975-79-5]
CAS: 1217975-79-5 | SKU: QM-0104105 | Size: 1 Each Price on request -
N-Desmethyl-Atomoxetine labeled-d5 (hydrochloride) [CAS 2712570-39-1]
CAS: 2712570-39-1 | SKU: QM-0103695 | Size: 1 Each Price on request -
N-Desmethyl selegiline-d5 [CAS 1217977-04-2]
CAS: 1217977-04-2 | SKU: QM-0103112 | Size: 1 mg£928.45 GBP -
N-Desmethyl zopiclone-d8 [CAS 1189805-43-3]
CAS: 1189805-43-3 | SKU: QM-0100960 | Size: 1 Each Price on request -
N-Desmethyl Rosuvastatin-d6 (disodium)
SKU: QM-0100366 | Size: 1 mg£1,192.10 GBP -
N-Desmethyl imatinib (mesylate) [CAS 404844-03-7]
CAS: 404844-03-7 | SKU: QM-0100003 | Size: 1 Each Price on request -
N-Desmethyl-Apalutamide-15N, d4
SKU: QM-0096801 | Size: 1 Each Price on request -
N-Desmethylclozapine-d8 [CAS 1189888-77-4]
CAS: 1189888-77-4 | SKU: QM-0096118 | Size: 1 mg£809.38 GBP -
N-Desmethylolanzapine-d8 (hydrochloride) [CAS 2711722-81-3]
CAS: 2711722-81-3 | SKU: QM-0095334 | Size: 1 Each Price on request -
N-Desmethyl asenapine [CAS 128915-56-0]
CAS: 128915-56-0 | SKU: QM-0094141-01 | Size: 1 mg£514.13 GBP -
N-Boc-4-hydroxypiperidine [CAS 109384-19-2]
CAS: 109384-19-2 | SKU: QM-0074435 | Size: 5 g£57.09 GBP -
N-Butyl-N- (4-hydroxybutyl) nitrosamine [CAS 3817-11-6]
CAS: 3817-11-6 | SKU: QM-0093355-01 | Size: 100 mg£51.91 GBP -
N-Desmethyl Rilmazolam [CAS 50330-93-3]
CAS: 50330-93-3 | SKU: QM-0093163 | Size: 1 mg£403.56 GBP -
N-Desmethyl Sildenafil-d8 [CAS 1185168-06-2]
CAS: 1185168-06-2 | SKU: QM-0059418-01 | Size: 1 mg£363.47 GBP -
N-Desmethylclozapine (Standard) [CAS 6104-71-8]
CAS: 6104-71-8 | SKU: QM-0091996-01 | Size: 5 mg£363.47 GBP -
N-Desmethyl Bendamustine [CAS 41515-13-3]
CAS: 41515-13-3 | SKU: QM-0089102-01 | Size: 500 µg£710.96 GBP