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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Apigenin-7-glucuronide [CAS 29741-09-1]
CAS: 29741-09-1 | SKU: QM-0164331-01 | Size: 1 mg£78.82 GBP -
Amphotericin B methyl ester [CAS 36148-89-7]
CAS: 36148-89-7 | SKU: QM-0145030-01 | Size: 5 mg£194.59 GBP -
Azido-PEG4- (CH2) 3-methyl ester [CAS 1835759-71-1]
CAS: 1835759-71-1 | SKU: QM-0147259-01 | Size: 50 mg£301.50 GBP -
AZD-5991 (S-enantiomer) [CAS 2143061-82-7]
CAS: 2143061-82-7 | SKU: QM-0081350-01 | Size: 1 mg£627.13 GBP -
Atuveciclib S-Enantiomer [CAS 2250279-81-1]
CAS: 2250279-81-1 | SKU: QM-0142516-01 | Size: 5 mg£740.12 GBP -
Atropine (sulfate monohydrate) [CAS 5908-99-6]
CAS: 5908-99-6 | SKU: QM-0158219-01 | Size: 50 mg£51.91 GBP -
Azido-PEG3-chloroacetamide [CAS 604766-23-6]
CAS: 604766-23-6 | SKU: QM-0143831-01 | Size: 25 mg£188.51 GBP -
Bamethan (hemisulfate) [CAS 5716-20-1]
CAS: 5716-20-1 | SKU: QM-0159899-01 | Size: 5 mg£51.91 GBP -
BAR/Phosphinothricin N-acetyltransferase, Streptomyces hygroscopicus
SKU: QM-0188853-01 | Size: 10 µg£134.13 GBP -
Benzyl (2R) -3-N, N-dibenzylamino-2-fluoropropanoate-13C3 [CAS 1217853-98-9]
CAS: 1217853-98-9 | SKU: QM-0148251-01 | Size: 1 mg£537.21 GBP -
Apigenin-7-O-sulfate (potassium) [CAS 120562-19-8]
CAS: 120562-19-8 | SKU: QM-0187332-01 | Size: 1 mg£551.80 GBP -
Aminoguanidine sulfate-13C,15N4
SKU: QM-0187013-01 | Size: 5 mg Price on request -
Apigenin-7-diglucuronide [CAS 74696-01-8]
CAS: 74696-01-8 | SKU: QM-0186883-01 | Size: 1 mg£351.32 GBP -
Amino-3,5-dibromopyrazine [CAS 24241-18-7]
CAS: 24241-18-7 | SKU: QM-0157058-01 | Size: 25 g£51.91 GBP -
Aminoguanidine sulfate-13C,15N2
SKU: QM-0185510-01 | Size: 5 mg Price on request -
Aminoguanidine (hemisulfate) [CAS 996-19-0]
CAS: 996-19-0 | SKU: QM-0183486-01 | Size: 500 mg£57.09 GBP -
Ammonium iron (III) sulfate dodecahydrate, 99% [CAS 7783-83-7]
CAS: 7783-83-7 | SKU: QM-0182135-01 | Size: 100 g£51.91 GBP -
Baicalein 7-O-β-D-ethylglucuronide [CAS 675624-38-1]
CAS: 675624-38-1 | SKU: QM-0181131-01 | Size: 1 mg£565.16 GBP -
Bacteriochlorophyll a, from Rhodopseudomonas sphaeroides (under argon) [CAS 17499-98-8]
CAS: 17499-98-8 | SKU: QM-0149903-01 | Size: 1 mg£401.13 GBP -
Barium sulfate [CAS 7727-43-7]
CAS: 7727-43-7 | SKU: QM-0158593-01 | Size: 500 g£51.91 GBP -
Bazedoxifene-5-glucuronide-d4
SKU: QM-0148043-01 | Size: 5 mg Price on request -
Belinostat glucuronide-d5
SKU: QM-0148041-01 | Size: 5 mg Price on request -
Aminoguanidine-13C,15N2 sulfate (1:2)
SKU: QM-0172079-01 | Size: 5 mg Price on request -
Androsterone glucuronide-d4 (sodium) [CAS 2687960-88-7]
CAS: 2687960-88-7 | SKU: QM-0137862-01 | Size: 1 mg Price on request -
Amikacin (sulfate) [CAS 149022-22-0]
CAS: 149022-22-0 | SKU: QM-0112754-01 | Size: 50 mg£78.82 GBP -
Azidoacetyl-Val-Cit-PAB-OH [CAS 2285375-34-8]
CAS: 2285375-34-8 | SKU: QM-0153695 | Size: 1 Each Price on request -
Amitriptyline-N-glucuronide-d3
SKU: QM-0065570 | Size: 1 mg£2,409.53 GBP -
Arphamenine B (hemisulfate) [CAS 144110-38-3]
CAS: 144110-38-3 | SKU: QM-0145776-01 | Size: 1 mg£212.81 GBP -
Atazanavir (sulfate) (Standard) [CAS 229975-97-7]
CAS: 229975-97-7 | SKU: QM-0154445-01 | Size: 5 mg£140.88 GBP -
Ammonium thiosulfate [CAS 7783-18-8]
CAS: 7783-18-8 | SKU: QM-0167567 | Size: 1 Each Price on request -
Amitriptyline N-β-D-glucuronide [CAS 112806-33-4]
CAS: 112806-33-4 | SKU: QM-0063174-01 | Size: 1 mg£1,053.59 GBP -
Avotaciclib (sulfate) [CAS 1983984-04-8]
CAS: 1983984-04-8 | SKU: QM-0134460 | Size: 1 Each Price on request -
Astromicin (disulfate) [CAS 72275-67-3]
CAS: 72275-67-3 | SKU: QM-0134393 | Size: Inquire Price on request -
Atropine (sulfate monohydrate) (Standard) [CAS 5908-99-6]
CAS: 5908-99-6 | SKU: QM-0134154-01 | Size: 10 mg£57.09 GBP -
Bedoradrine (sulfate) [CAS 194785-31-4]
CAS: 194785-31-4 | SKU: QM-0133550-01 | Size: 1 mg£1,896.80 GBP -
Apigenin 7-O-methylglucuronide [CAS 53538-13-9]
CAS: 53538-13-9 | SKU: QM-0131958 | Size: 1 Each Price on request -
Atropine (sulfate) [CAS 55-48-1]
CAS: 55-48-1 | SKU: QM-0000877 | Size: 100 mg£94.75 GBP -
Bazedoxifene bis-β-D-glucuronide [CAS 328933-67-1]
CAS: 328933-67-1 | SKU: QM-0130701 | Size: 1 Each Price on request -
Aminooxy-PEG3-methyl ester [CAS 2086689-03-2]
CAS: 2086689-03-2 | SKU: QM-0064187 | Size: 1 Each Price on request -
Anhydrovinblastine (sulfate)
SKU: QM-0128926 | Size: 1 Each Price on request -
Antibacterial agent 162 (trifluoromethanesulfonate) [CAS 9007-83-4]
CAS: 9007-83-4 | SKU: QM-0072668 | Size: 1 Each Price on request -
Bay 41-4109 (less active enantiomer) [CAS 476617-51-3]
CAS: 476617-51-3 | SKU: QM-0000001 | Size: 1 Each Price on request -
Amikacin (disulfate) (Standard) [CAS 39831-55-5]
CAS: 39831-55-5 | SKU: QM-0123774-01 | Size: 10 mg£57.09 GBP -
Avenanthramide-C methyl ester [CAS 955382-52-2]
CAS: 955382-52-2 | SKU: QM-0123167-01 | Size: 500 µg£201.88 GBP -
Aminoguanidine-13C,15N4 sulfate (1:2)
SKU: QM-0118979 | Size: 1 mg£678.15 GBP -
Apramycin (sulfate) (Standard) [CAS 65710-07-8]
CAS: 65710-07-8 | SKU: QM-0118614-01 | Size: 10 mg£57.09 GBP -
Arachidonoyl 2'-fluoroethylamide [CAS 166100-37-4]
CAS: 166100-37-4 | SKU: QM-0117000-01 | Size: 5 mg£148.75 GBP -
Amphotericin B methyl ester (hydrochloride) [CAS 35375-29-2]
CAS: 35375-29-2 | SKU: QM-0062656 | Size: 1 Each Price on request -
Apigenin-7-glucuronide (Standard) [CAS 29741-09-1]
CAS: 29741-09-1 | SKU: QM-0115849 | Size: 1 Each Price on request -
Anhydrous calcium sulfate (with indicator, 4 mesh) [CAS 7778-18-9]
CAS: 7778-18-9 | SKU: QM-0115041 | Size: 100 g£51.91 GBP -
Androsterone glucuronide-d4 [CAS 2687960-87-6]
CAS: 2687960-87-6 | SKU: QM-0069149-01 | Size: 500 µg£1,354.91 GBP -
Arfolitixorin (sulfate) [CAS 149930-93-8]
CAS: 149930-93-8 | SKU: QM-0058102 | Size: 1 Each Price on request -
Antibacterial agent 161 (trifluoromethanesulfonate) [CAS 9007-83-4]
CAS: 9007-83-4 | SKU: QM-0072667 | Size: 1 Each Price on request -
Anhydrous calcium sulfate (with indicator, 8 mesh) [CAS 7778-18-9]
CAS: 7778-18-9 | SKU: QM-0113507 | Size: Inquire Price on request -
Baicalin methyl ester [CAS 82475-03-4]
CAS: 82475-03-4 | SKU: QM-0001052 | Size: 5 mg£263.84 GBP -
Benoxaprofen glucuronide [CAS 67472-42-8]
CAS: 67472-42-8 | SKU: QM-0103051-01 | Size: 500 µg£754.70 GBP -
Azilsartan methyl ester [CAS 147403-52-9]
CAS: 147403-52-9 | SKU: QM-0074478-01 | Size: 250 mg£36.91 GBP -
Anhydrous calcium sulfate (97%) [CAS 7778-18-9]
CAS: 7778-18-9 | SKU: QM-0096651 | Size: 100 g£51.91 GBP -
Axelopran (sulfate) [CAS 949904-50-1]
CAS: 949904-50-1 | SKU: QM-0094320-01 | Size: 1 mg£614.98 GBP -
Azido-PEG3-phosphonic acid ethyl ester [CAS 1337527-24-8]
CAS: 1337527-24-8 | SKU: QM-0064464 | Size: 1 Each Price on request -
Ammonium trifluoroacetate [CAS 3336-58-1]
CAS: 3336-58-1 | SKU: QM-0094078-01 | Size: 25 g£51.91 GBP -
Atropine (sulfate) (Standard) [CAS 55-48-1]
CAS: 55-48-1 | SKU: QM-0092757-01 | Size: 5 mg£57.09 GBP -
Azido-PEG3-methyl ester [CAS 2086689-07-6]
CAS: 2086689-07-6 | SKU: QM-0064482-01 | Size: 25 mg£237.11 GBP -
Bamethan (hemisulfate) (Standard) [CAS 5716-20-1]
CAS: 5716-20-1 | SKU: QM-0089330 | Size: 1 Each Price on request -
Azido-PEG1-methyl ester [CAS 1835759-80-2]
CAS: 1835759-80-2 | SKU: QM-0064481 | Size: 1 Each Price on request -
Ammonium aluminum sulfate dodecahydrate [CAS 7784-26-1]
CAS: 7784-26-1 | SKU: QM-0078616-01 | Size: 25 g£51.91 GBP -
Anhydrous calcium sulfate (with indicator, 10-20 mesh) [CAS 7778-18-9]
CAS: 7778-18-9 | SKU: QM-0078186 | Size: Inquire Price on request -
Adipic acid monoethyl ester [CAS 626-86-8]
CAS: 626-86-8 | SKU: QM-0055905-01 | Size: 5 g£51.91 GBP -
All-cis-4,7,10,13,16-Docosapentaenoic acid methyl ester [CAS 31930-67-3]
CAS: 31930-67-3 | SKU: QM-0053865 | Size: 1 Each Price on request -
Adefovir Diethyl Ester-d4 [CAS 1189929-36-9]
CAS: 1189929-36-9 | SKU: QM-0053539-01 | Size: 2.5 mg£567.59 GBP -
Acetylvardenafil [CAS 1261351-28-3]
CAS: 1261351-28-3 | SKU: QM-0052309-01 | Size: 5 mg£591.89 GBP -
Allyl-tetra-O-acetyl-β-D-glucopyranoside,98% [CAS 10343-15-4]
CAS: 10343-15-4 | SKU: QM-0051569-01 | Size: 50 mg£57.09 GBP -
Acetylsalicylsalicylic acid [CAS 530-75-6]
CAS: 530-75-6 | SKU: QM-0049632-01 | Size: 250 mg£88.00 GBP -
Acetylvaline (Standard) [CAS 96-81-1]
CAS: 96-81-1 | SKU: QM-0048479-01 | Size: 10 mg£42.09 GBP -
Acetylcholinesterase/ACHE, Human (HEK293, His)
SKU: QM-0026377 | Size: 20 µg£822.74 GBP -
Ala-parafluoroPhe-Arg-Cha-Cit-Tyr-NH2 (TFA)
SKU: QM-0025973-01 | Size: 1 mg£78.82 GBP -
Acetyltetrapeptide 11 [CAS 928006-88-6]
CAS: 928006-88-6 | SKU: QM-0025958-01 | Size: 1 mg£203.09 GBP -
Acetyldihydromicromelin B [CAS 1427351-73-2]
CAS: 1427351-73-2 | SKU: QM-0024038 | Size: 1 Each Price on request -
Aklaviketone [CAS 116235-59-7]
CAS: 116235-59-7 | SKU: QM-0023201 | Size: 1 Each Price on request -
Acetylstachyflin [CAS 189185-59-9]
CAS: 189185-59-9 | SKU: QM-0022906 | Size: 1 Each Price on request -
Alpha-Ketoisovalerate-CoA
SKU: QM-0019590 | Size: 1 Each Price on request -
Alpha-Difluoromethylornithine-CoA
SKU: QM-0019588 | Size: 1 Each Price on request -
Acetyldithio-CoA [CAS 113947-51-6]
CAS: 113947-51-6 | SKU: QM-0019575 | Size: 1 Each Price on request -
Acetylcysteine-CoA
SKU: QM-0019567 | Size: 1 Each Price on request -
Acetylspiramycin (Standard) [CAS 24916-51-6]
CAS: 24916-51-6 | SKU: QM-0018430 | Size: 1 Each Price on request -
Acetylleucine (Standard) [CAS 99-15-0]
CAS: 99-15-0 | SKU: QM-0018334-01 | Size: 10 mg£57.09 GBP -
Adenine (hemisulfate) (Standard) [CAS 321-30-2]
CAS: 321-30-2 | SKU: QM-0017983-01 | Size: 50 mg£67.44 GBP -
Allyl thiosulfate [CAS 6363-01-5]
CAS: 6363-01-5 | SKU: QM-0015553 | Size: 1 Each Price on request -
Allantoin acetyl methionine [CAS 4207-40-3]
CAS: 4207-40-3 | SKU: QM-0014409 | Size: 1 Each Price on request -
Alixorexton enantiomer [CAS 2648350-16-5]
CAS: 2648350-16-5 | SKU: QM-0010593-01 | Size: 1 mg£501.98 GBP -
Acetylclonidine [CAS 54707-71-0]
CAS: 54707-71-0 | SKU: QM-0006342 | Size: 1 Each Price on request -
Acetylethylcholine mustard (hydrochloride) [CAS 103994-00-9]
CAS: 103994-00-9 | SKU: QM-0005147-01 | Size: 5 mg£218.88 GBP -
Alpha-L-2-Fluorofucopyranose [CAS 74554-11-3]
CAS: 74554-11-3 | SKU: QM-0005021 | Size: 1 Each Price on request -
Agmatine-d8 (sulfate) [CAS 909556-32-7]
CAS: 909556-32-7 | SKU: QM-0002248 | Size: 1 Each Price on request -
Agmatine (sulfate) (Standard) [CAS 2482-00-0]
CAS: 2482-00-0 | SKU: QM-0002247-01 | Size: 10 mg£64.33 GBP -
Acetylisoniazid [CAS 1078-38-2]
CAS: 1078-38-2 | SKU: QM-0001655-01 | Size: 5 mg£106.00 GBP -
Acetylshikonin [CAS 24502-78-1]
CAS: 24502-78-1 | SKU: QM-0164747-01 | Size: 5 mg£139.75 GBP -
Acetyllovastatin [CAS 81189-92-6]
CAS: 81189-92-6 | SKU: QM-0141798-01 | Size: 5 mg£238.32 GBP -
Acetylcholinesterase/ACHE, Mouse (HEK293, His)
SKU: QM-0204658-01 | Size: 5 µg£125.13 GBP -
Agmatine (sulfate) [CAS 2482-00-0]
CAS: 2482-00-0 | SKU: QM-0081065-01 | Size: 100 mg£78.82 GBP -
ADH-1 (trifluoroacetate) [CAS 1135237-88-5]
CAS: 1135237-88-5 | SKU: QM-0145083-01 | Size: 5 mg£215.24 GBP -
Acetylene-linker-Val-Cit-PABC-MMAE [CAS 1411977-95-1]
CAS: 1411977-95-1 | SKU: QM-0155554-01 | Size: 5 mg£416.93 GBP -
Acetylcysteine (Standard) [CAS 616-91-1]
CAS: 616-91-1 | SKU: QM-0157770-01 | Size: 25 mg£62.26 GBP -
Acetylcysteine [CAS 616-91-1]
CAS: 616-91-1 | SKU: QM-0157769-01 | Size: 500 mg£57.09 GBP -
Aluminum potassium sulfate [CAS 10043-67-1]
CAS: 10043-67-1 | SKU: QM-0202564-01 | Size: 5 g£59.16 GBP -
Acid-PEG3-mono-methyl ester [CAS 1807505-26-5]
CAS: 1807505-26-5 | SKU: QM-0147136-01 | Size: 100 mg£188.51 GBP -
Acetylcholinesterase, Fly head [CAS 9000-81-1]
CAS: 9000-81-1 | SKU: QM-0075785-01 | Size: 50 mg£129.63 GBP -
Acetylleucine [CAS 99-15-0]
CAS: 99-15-0 | SKU: QM-0159805-01 | Size: 5 g£57.09 GBP -
Alpha-1,3-N-Acetylgalactosaminyltransferase (BgtA) [CAS 9067-69-0]
CAS: 9067-69-0 | SKU: QM-0161354-01 | Size: 1 U£457.02 GBP -
Acetylcorynoline [CAS 18797-80-3]
CAS: 18797-80-3 | SKU: QM-0163202-01 | Size: 5 mg£94.75 GBP -
Acid-PEG5-mono-methyl ester [CAS 1309460-30-7]
CAS: 1309460-30-7 | SKU: QM-0147137-01 | Size: 100 mg£200.66 GBP -
Acetylcholinesterase/ACHE, Human (CHO, His)
SKU: QM-0196767-01 | Size: 5 µg£147.63 GBP -
Acetylpyrazine [CAS 22047-25-2]
CAS: 22047-25-2 | SKU: QM-0195317-01 | Size: 10 g£51.91 GBP -
Acetylvaline [CAS 96-81-1]
CAS: 96-81-1 | SKU: QM-0194626-01 | Size: 100 mg£57.09 GBP -
Acid-PEG4-mono-methyl ester [CAS 2028284-75-3]
CAS: 2028284-75-3 | SKU: QM-0191851-01 | Size: 100 mg£305.15 GBP -
Acetylvaline-15N [CAS 355808-21-8]
CAS: 355808-21-8 | SKU: QM-0190590-01 | Size: 1 mg Price on request -
Acetylclonidine-d4
SKU: QM-0145606-01 | Size: 5 mg Price on request -
ALX 40-4C (Trifluoroacetate)
SKU: QM-0186871-01 | Size: 1 mg£316.08 GBP -
Acetyllycoposerramine M [CAS 1402242-53-8]
CAS: 1402242-53-8 | SKU: QM-0163723-01 | Size: 1 mg£589.46 GBP -
Acetylthevetin A [CAS 1356494-03-5]
CAS: 1356494-03-5 | SKU: QM-0163965-01 | Size: 1 mg£1,091.26 GBP