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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3'-O-Acetyl-2'-deoxycytidine-5'-O-triphosphate (tetrasodium)
SKU: QM-0005778 | Size: 1 Each Price on request -
3'-Deoxy-3'-fluoroadenosine [CAS 75059-22-2]
CAS: 75059-22-2 | SKU: QM-0081746-01 | Size: 5 mg£67.44 GBP -
3,3'-Difluorobenzaldazine [CAS 15332-10-2]
CAS: 15332-10-2 | SKU: QM-0148855-01 | Size: 5 mg£94.75 GBP -
3'-O- (t-Butyldimethylsilyl) -2'-deoxy-2'-fluorouridine [CAS 1445379-59-8]
CAS: 1445379-59-8 | SKU: QM-0156159-01 | Size: 5 mg£94.75 GBP -
3'-Azido-3'-deoxy-5-fluorocytidine [CAS 2095417-18-6]
CAS: 2095417-18-6 | SKU: QM-0137165-01 | Size: 5 mg£136.38 GBP -
3,4-Difluorophenylalanine [CAS 32133-36-1]
CAS: 32133-36-1 | SKU: QM-0157010-01 | Size: 1 g£78.82 GBP -
3,5,6-Trichloro-2-pyridinol (Standard) [CAS 6515-38-4]
CAS: 6515-38-4 | SKU: QM-0202637-01 | Size: 25 mg£57.09 GBP -
3'-O-Acetylhamaudol [CAS 30358-88-4]
CAS: 30358-88-4 | SKU: QM-0202431-01 | Size: 1 mg£238.32 GBP -
3'-Demethylnobiletin [CAS 112448-39-2]
CAS: 112448-39-2 | SKU: QM-0165577-01 | Size: 1 mg£210.38 GBP -
3,4-Dibromo-Mal-PEG2-N-Boc [CAS 1807537-43-4]
CAS: 1807537-43-4 | SKU: QM-0147325-01 | Size: 50 mg£118.38 GBP -
3,3′-Bisdemethylpinoresinol [CAS 340167-81-9]
CAS: 340167-81-9 | SKU: QM-0198432-01 | Size: 5 mg£376.83 GBP -
3,5,6-Trichloro-2-pyridinol [CAS 6515-38-4]
CAS: 6515-38-4 | SKU: QM-0198232-01 | Size: 500 mg£57.09 GBP -
3,4-Dibromo-1H-pyrrole-2,5-dione [CAS 1122-10-7]
CAS: 1122-10-7 | SKU: QM-0196778-01 | Size: 5 g£62.26 GBP -
3,4-Dibromo-Mal-PEG2-amine (TFA) [CAS 2296708-07-9]
CAS: 2296708-07-9 | SKU: QM-0147324-01 | Size: 5 mg£245.62 GBP -
3,5-Dibromo-4-methoxybenzoic acid [CAS 4073-35-2]
CAS: 4073-35-2 | SKU: QM-0192945-01 | Size: 500 mg£78.82 GBP -
3,4-Dibromo-Mal-PEG8-Boc [CAS 2055198-02-0]
CAS: 2055198-02-0 | SKU: QM-0147326 | Size: 100 mg£313.65 GBP -
3,4-Difluorophenylboronic acid [CAS 168267-41-2]
CAS: 168267-41-2 | SKU: QM-0155925-01 | Size: 5 g£51.91 GBP -
3,4-Di-O-acetyl-L-fucal [CAS 54621-94-2]
CAS: 54621-94-2 | SKU: QM-0155816-01 | Size: 100 mg£78.82 GBP -
3,3-Difluoroazetidine (hydrochloride) [CAS 288315-03-7]
CAS: 288315-03-7 | SKU: QM-0180276-01 | Size: 5 g£72.61 GBP -
3,4,5-Trichloropyridine [CAS 33216-52-3]
CAS: 33216-52-3 | SKU: QM-0177936-01 | Size: 25 g£51.91 GBP -
3,4-Dibromo-Mal-PEG8-acid
SKU: QM-0147323-01 | Size: 5 mg£118.38 GBP -
3,3-Difluoropyrrolidine hydrochloride [CAS 163457-23-6]
CAS: 163457-23-6 | SKU: QM-0176453-01 | Size: 1 g£51.91 GBP -
3,4-Dichloroisocoumarin [CAS 51050-59-0]
CAS: 51050-59-0 | SKU: QM-0141727-01 | Size: 5 mg£188.51 GBP -
3'-O-Acetylthymidine [CAS 21090-30-2]
CAS: 21090-30-2 | SKU: QM-0168040-01 | Size: 100 mg£67.44 GBP -
3,4-Di-O-caffeoyl quinic acid methyl ester [CAS 114637-83-1]
CAS: 114637-83-1 | SKU: QM-0167847-01 | Size: 5 mg£313.65 GBP -
3,4-Di-O-acetyl-1,6-anhydro-2-O-p-toluenesulfonyl-β-D-glucopyranose [CAS 84207-46-5]
CAS: 84207-46-5 | SKU: QM-0167459 | Size: 1 Each Price on request -
3,4-Dichlorobiphenyl-d5 [CAS 1276197-19-3]
CAS: 1276197-19-3 | SKU: QM-0167295 | Size: 1 mg Price on request -
3,4-Dibromo-Mal-PEG2-amine [CAS 1807534-86-6]
CAS: 1807534-86-6 | SKU: QM-0064567 | Size: 1 Each Price on request -
3,4,5-Trichlorobiphenyl-2′,3′,4′,5′,6′-d5 [CAS 93952-22-8]
CAS: 93952-22-8 | SKU: QM-0069163 | Size: 1 mg Price on request -
3,4,6-Tri-O-acetyl-2-deoxy-D-glucopyranose [CAS 69503-94-2]
CAS: 69503-94-2 | SKU: QM-0133244-01 | Size: 50 mg£140.88 GBP -
3,4-Di-O-acetyl-L-rhamnal [CAS 34819-86-8]
CAS: 34819-86-8 | SKU: QM-0132834-01 | Size: 100 mg£63.29 GBP -
3,4-Difluoro U-49900 (hydrochloride) [CAS 2743078-88-6]
CAS: 2743078-88-6 | SKU: QM-0132590-01 | Size: 1 mg£378.05 GBP -
3,4-Dichlorodiphenyl ether-13C12
SKU: QM-0130671 | Size: 1 Each Price on request -
3,4,6-Tri-O-acetyl-2-azido-2-deoxy-D-galactose, 96% [CAS 83025-10-9]
CAS: 83025-10-9 | SKU: QM-0129129-01 | Size: 100 mg£252.91 GBP -
3,4,4'-Trichloro-1,1'-biphenyl-d4 [CAS 1276197-27-3]
CAS: 1276197-27-3 | SKU: QM-0128790 | Size: 1 mg Price on request -
3,4-Dichlorobenzoic acid-d3 [CAS 350818-53-0]
CAS: 350818-53-0 | SKU: QM-0127402-01 | Size: 1 mg£78.82 GBP -
3'-Deoxy-5'-O- (4,4'-dimethoxytrityl) -3'-fluoro uridine-2'-CED-phosphoramidite [CAS 129015-63-0]
CAS: 129015-63-0 | SKU: QM-0071313 | Size: 1 Each Price on request -
3,4,5-Trichlorosyringol [CAS 2539-26-6]
CAS: 2539-26-6 | SKU: QM-0062328 | Size: 1 Each Price on request -
3,3',4,5,5'-Pentachloro biphenyl-13C12
SKU: QM-0124790 | Size: 1 Each Price on request -
3,4,6-Trichlorocatechol [CAS 32139-72-3]
CAS: 32139-72-3 | SKU: QM-0062331-01 | Size: 5 mg£88.00 GBP -
3,4,6-Tri-O-acetyl-β-D-mannopyranose 1,2- (methyl orthoacetate) [CAS 4435-05-6]
CAS: 4435-05-6 | SKU: QM-0124106-01 | Size: 5 mg£66.40 GBP -
3,3′,4,4′,5,5′-Hexabromo diphenyl ether-13C12 [CAS 1401355-58-5]
CAS: 1401355-58-5 | SKU: QM-0123970 | Size: 1 Each Price on request -
3'-Fluoroaminopterin [CAS 85803-34-5]
CAS: 85803-34-5 | SKU: QM-0121777 | Size: 1 Each Price on request -
3,3′-Dichloro biphenyl-13C12
SKU: QM-0120390 | Size: 1 Each Price on request -
3,5,4'-Tribromosalicylanilide [CAS 87-10-5]
CAS: 87-10-5 | SKU: QM-0119146-01 | Size: 25 mg£74.68 GBP -
3,5,6-Trichloro-2-pyridinol-13C5 [CAS 1330171-47-5]
CAS: 1330171-47-5 | SKU: QM-0117561-01 | Size: 500 µg£2,309.90 GBP -
3,4,6-Tri-O-acetyl-2-deoxy-2-phthalimido-α-D-glucopyranosyl azide [CAS 102816-25-1]
CAS: 102816-25-1 | SKU: QM-0117182 | Size: 1 Each Price on request -
3,4',5-Trichloro-1,1'-biphenyl-d4 [CAS 1276197-48-8]
CAS: 1276197-48-8 | SKU: QM-0116966 | Size: 1 mg Price on request -
3,4,5-Trichlorocatechol [CAS 56961-20-7]
CAS: 56961-20-7 | SKU: QM-0062322-01 | Size: 5 mg£137.50 GBP -
3,5-Bis-O- (2,4-dichlorobenzyl) guanosine [CAS 2095417-36-8]
CAS: 2095417-36-8 | SKU: QM-0071190 | Size: 1 Each Price on request -
3,4-Dichlorocatechol [CAS 3978-67-4]
CAS: 3978-67-4 | SKU: QM-0062332 | Size: Inquire Price on request -
3,4-Dibromo-Mal-PEG4-Boc [CAS 2030168-38-6]
CAS: 2030168-38-6 | SKU: QM-0064568 | Size: 1 Each Price on request -
3,5-Di (trifluoromethyl) aniline [CAS 328-74-5]
CAS: 328-74-5 | SKU: QM-0107005 | Size: 100 g£57.09 GBP -
3,4,4′-Trichloro diphenyl ether-13C12
SKU: QM-0105190 | Size: 1 Each Price on request -
3,4,5-Trichloroveratrole [CAS 16766-29-3]
CAS: 16766-29-3 | SKU: QM-0062327 | Size: 1 Each Price on request -
3,4-Dichlorophenylboronic acid [CAS 151169-75-4]
CAS: 151169-75-4 | SKU: QM-0074189 | Size: 25 g£59.16 GBP -
3'-Fluorobenzylspiperone (maleate) [CAS 1135278-61-3]
CAS: 1135278-61-3 | SKU: QM-0079944 | Size: 1 Each Price on request -
3,4-Dibromothiophene [CAS 3141-26-2]
CAS: 3141-26-2 | SKU: QM-0074124 | Size: 25 g£51.91 GBP -
3,4-Di-O-acetyl-1,2-O-isopropylidene-5-O-tosyl-α-L-sorbose [CAS 53821-66-2]
CAS: 53821-66-2 | SKU: QM-0092623 | Size: 1 Each Price on request -
3,5-Di-O-benzoyl-2-deoxy-2-fluoro-5-trifluoromethyl-arabinouridine [CAS 117311-99-6]
CAS: 117311-99-6 | SKU: QM-0071074 | Size: 1 Each Price on request -
3,4-Difluoroaniline-d2 [CAS 1061566-62-8]
CAS: 1061566-62-8 | SKU: QM-0091575 | Size: 1 mg Price on request -
3,5-Bis-O- (2,4-dichlorobenzyl) adenosine [CAS 2095417-71-1]
CAS: 2095417-71-1 | SKU: QM-0074365 | Size: 1 Each Price on request -
3,4,5-Trichloroguaiacol [CAS 57057-83-7]
CAS: 57057-83-7 | SKU: QM-0062325 | Size: 1 Each Price on request -
3,4-Dehydro-L-proline methyl ester hydrochloride [CAS 51827-12-4]
CAS: 51827-12-4 | SKU: QM-0089929 | Size: 1 Each Price on request -
3,4-Difluoronitrobenzene [CAS 369-34-6]
CAS: 369-34-6 | SKU: QM-0088847 | Size: 25 g£51.91 GBP -
3,4,5-Trifluorophenylboronic acid [CAS 143418-49-9]
CAS: 143418-49-9 | SKU: QM-0074188 | Size: 25 g£51.91 GBP -
3,3-Dibromopropenoic acid [CAS 1578-21-8]
CAS: 1578-21-8 | SKU: QM-0062352-01 | Size: 5 mg£65.37 GBP -
2′,3′,5′-Triacetylinosine (Standard) [CAS 3181-38-2]
CAS: 3181-38-2 | SKU: QM-0048331 | Size: 1 Each Price on request -
2′,3′,5′-Triacetylinosine [CAS 3181-38-2]
CAS: 3181-38-2 | SKU: QM-0048330-01 | Size: 10 g£51.91 GBP -
3',5'-Di-O-benzoyl-2'-deoxy-2'-fluoro-2'-methyluridine [CAS 863329-65-1]
CAS: 863329-65-1 | SKU: QM-0021374-01 | Size: 100 mg£188.51 GBP -
2′,7′-Dichlorofluorescein diacetate (solution) [CAS 2044-85-1]
CAS: 2044-85-1 | SKU: QM-0020809-01 | Size: 1 mL£51.91 GBP -
2′,3′,4′,5′-Tetrachloro-4-biphenylol-13C12
SKU: QM-0008312 | Size: 1 Each Price on request -
2’-Deoxy-2’-fluoro-b-D-arabinocytidine [CAS 56632-83-8]
CAS: 56632-83-8 | SKU: QM-0205955-01 | Size: 5 mg£67.44 GBP -
2′-Bromo-2′-deoxyuridine [CAS 4753-02-0]
CAS: 4753-02-0 | SKU: QM-0205543-01 | Size: 5 mg£51.91 GBP -
2′,2′-Difluorodeoxyuridine (Standard) [CAS 114248-23-6]
CAS: 114248-23-6 | SKU: QM-0146235-01 | Size: 5 mg£118.38 GBP -
2′,3′-Dideoxy-3′-fluorouridine [CAS 41107-56-6]
CAS: 41107-56-6 | SKU: QM-0146032-01 | Size: 5 mg£226.18 GBP -
2′,2′-Difluorodeoxyuridine [CAS 114248-23-6]
CAS: 114248-23-6 | SKU: QM-0146234-01 | Size: 10 mg£63.82 GBP -
2’3’-c-di-AM (PS) 2 (Rp, Rp) enantiomer (ammonium salt) [CAS 9007-83-4]
CAS: 9007-83-4 | SKU: QM-0142660-01 | Size: 1 mg£740.12 GBP -
2’-Fluoro-2’-deoxy-ara-C (Bz) -3’-phosphoramidite [CAS 1404463-12-2]
CAS: 1404463-12-2 | SKU: QM-0151447-01 | Size: 5 mg£67.44 GBP -
2′,3′,5′-Tri-O-acetyl-6-chloroguanosine [CAS 16321-99-6]
CAS: 16321-99-6 | SKU: QM-0196950-01 | Size: 1 g£57.09 GBP -
2′,7′-Dichlorofluorescein diacetate [CAS 2044-85-1]
CAS: 2044-85-1 | SKU: QM-0142031-01 | Size: 50 mg£78.82 GBP -
2′,3′-Di-O-acetylguanosine [CAS 42167-65-7]
CAS: 42167-65-7 | SKU: QM-0146483-01 | Size: 250 mg£59.16 GBP -
2’-Deoxy-2’-fluoro-β-D-arabino-6-azauridine [CAS 908129-24-8]
CAS: 908129-24-8 | SKU: QM-0150817-01 | Size: 5 mg£339.17 GBP -
2’-Fluoro-2’-deoxy-ara-A (Bz) -3’-phosphoramidite [CAS 329187-86-2]
CAS: 329187-86-2 | SKU: QM-0151443-01 | Size: 1 mg£89.13 GBP -
2′-Deoxy-2′-fluoroguanosine [CAS 78842-13-4]
CAS: 78842-13-4 | SKU: QM-0185822-01 | Size: 100 mg£78.82 GBP -
2’-Deoxy-2’-fluoro-β-D-arabino-2-thiouridine [CAS 1006872-85-0]
CAS: 1006872-85-0 | SKU: QM-0150811-01 | Size: 5 mg£614.98 GBP -
2′-Deoxy-2′-fluoroadenosine [CAS 64183-27-3]
CAS: 64183-27-3 | SKU: QM-0178772-01 | Size: 100 mg£51.91 GBP -
2’-Chlorothymidine [CAS 54898-34-9]
CAS: 54898-34-9 | SKU: QM-0150862-01 | Size: 5 mg£124.00 GBP -
2′′-Acetylastragalin [CAS 1206734-95-3]
CAS: 1206734-95-3 | SKU: QM-0164447 | Size: 1 Each Price on request -
3',5'-Di-O-acetyl-2'-O-methyl-6-chloro-2-aminopurine riboside [CAS 244184-56-3]
CAS: 244184-56-3 | SKU: QM-0071138 | Size: 1 Each Price on request -
2′,4′,5′-Trichloro-4-biphenylol-13C12
SKU: QM-0154016 | Size: 1 Each Price on request -
3''-Demethylhexahydrocurcumin [CAS 881008-71-5]
CAS: 881008-71-5 | SKU: QM-0164199 | Size: 1 Each Price on request -
2’-O-Acetyl-5’-O- (p-toluoyl) -3’-deoxy-3’-fluoro-5-methyluridine [CAS 2072145-23-2]
CAS: 2072145-23-2 | SKU: QM-0070915 | Size: 1 Each Price on request -
2’-Chloro-N6- (4-trifluoromethyl) benzyl adenosine [CAS 722515-03-9]
CAS: 722515-03-9 | SKU: QM-0069948 | Size: 1 Each Price on request -
2′-Deoxy-2′-fluoro-5-methoxy-arabinouridine [CAS 2305415-76-1]
CAS: 2305415-76-1 | SKU: QM-0070252 | Size: 1 Each Price on request -
2’-Deoxy-2’-fluoro-N1-methyluridine
SKU: QM-0071060 | Size: 1 Each Price on request -
2′,3′-Dideoxy-3′-fluoro-5-methylcytidine [CAS 115249-95-1]
CAS: 115249-95-1 | SKU: QM-0071251 | Size: 1 Each Price on request -
2’-Deoxy-2’-fluoro-N3- (2S) -[2- (tert-butoxy-carbonyl) -amino-3-carbonyl]propyluridine
SKU: QM-0071388 | Size: 1 Each Price on request -
2′-Deoxy-2′-fluoro-5-methyl-arabinocytidine [CAS 78636-53-0]
CAS: 78636-53-0 | SKU: QM-0070374 | Size: 1 Each Price on request -
2’-Deoxy-2’-fluoro-N3-[ (pyrid-2-yl) methyl]uridine
SKU: QM-0070356 | Size: 1 Each Price on request -
2’-Deoxy-2’-fluoro-alpha-D-arabinoguanosine [CAS 2072145-29-8]
CAS: 2072145-29-8 | SKU: QM-0071010 | Size: 1 Each Price on request -
2’-Deoxy-2’-fluoro-N3- (4-nitrobenzyl) -beta-D-arabinouridine [CAS 2072145-77-6]
CAS: 2072145-77-6 | SKU: QM-0070264 | Size: 1 Each Price on request -
2’-O-Acetyl-5’-O- (p-toluoyl) -3’-deoxy-3’-fluoro-5-methoxyuridine [CAS 2072145-81-2]
CAS: 2072145-81-2 | SKU: QM-0070923 | Size: 1 Each Price on request -
2’-Deoxy-2’-fluoro-5-methyl-4’-thio-a-D-arabino uridine [CAS 294868-24-9]
CAS: 294868-24-9 | SKU: QM-0071316 | Size: 1 Each Price on request -
2’-Deoxy-2’-fluoro-4-thio-beta-D-arabinouridine [CAS 892145-76-5]
CAS: 892145-76-5 | SKU: QM-0070123 | Size: 1 Each Price on request -
2′-Deoxy-2′-fluoro-N-methyladenosine [CAS 134444-58-9]
CAS: 134444-58-9 | SKU: QM-0067767 | Size: 1 Each Price on request -
2’-β-C-Methyl-5-fluorouridine [CAS 23643-38-1]
CAS: 23643-38-1 | SKU: QM-0070317 | Size: 1 Each Price on request -
3'',4''-Di-O-acetyl-2'',6''-di-O-p-coumaroylastragalin [CAS 137018-33-8]
CAS: 137018-33-8 | SKU: QM-0127908 | Size: 1 Each Price on request -
2’-O-Acetyl-3’,5’-bis-O-benzoyl-6-aza-xylo uridine [CAS 161615-21-0]
CAS: 161615-21-0 | SKU: QM-0071120 | Size: 1 Each Price on request -
3',5'-Bis-O-benzoyl-2'-deoxy-2'-fluoro-4-deoxy-arabinouridine [CAS 136675-87-1]
CAS: 136675-87-1 | SKU: QM-0071076 | Size: 1 Each Price on request -
2’-Deoxy-2’-fluoro- N3- (2S) - (2-amino-3-carbonyl) -propyluridine
SKU: QM-0071390 | Size: 1 Each Price on request -
3',5,5'-Trichlorosalicylanilide [CAS 106480-60-8]
CAS: 106480-60-8 | SKU: QM-0126197-01 | Size: 100 mg£222.53 GBP -
3',5'-Di-O-benzoyl-2'-deoxy-2'-fluoro-beta-D-arabinocytidine [CAS 128495-99-8]
CAS: 128495-99-8 | SKU: QM-0071367 | Size: 1 Each Price on request -
2’-Deoxy-2’-fluoro-N3-[ (pyrid-4-yl) methyl]uridine
SKU: QM-0071365 | Size: 1 Each Price on request -
2’-Deoxy-2’-fluoro-N1-methyladensoine
SKU: QM-0070104 | Size: 1 Each Price on request -
2’-Deoxy-2’-fluoro-4’-thio-a-D-arabinouridine
SKU: QM-0071317 | Size: 1 Each Price on request -
2’-O-Acetyl-N4-benzoyl-5’-O-DMT arabinocytidine 3’-O-phosphoramidite [CAS 675573-97-4]
CAS: 675573-97-4 | SKU: QM-0070993 | Size: 1 Each Price on request -
2’-Fluoro-2’-deoxy-N6-methylarabinoadenosine [CAS 126502-12-3]
CAS: 126502-12-3 | SKU: QM-0069996 | Size: 1 Each Price on request -
2’-O-Acetyl-3’-azido-5’-O- (4-methylbenzoyl) -3’-deoxyuridine [CAS 256485-42-4]
CAS: 256485-42-4 | SKU: QM-0071095 | Size: 1 Each Price on request -
2′,3′-Dideoxy-5-fluorouridine [CAS 15379-30-3]
CAS: 15379-30-3 | SKU: QM-0071272 | Size: 1 Each Price on request