Active pharmaceutical ingredient (API) impurities for research
All products contained in this category are intended for laboratory use only, and are not meant for human consumption.
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Eletriptan S-Enantiomer ((S)-3-[(1-methylpyrrolidin-2-yl)methyl]-5-[2-(phenylsulfonyl)ethyl]-1H-indole, monohydrobromide)
Analgesics, antipyretics and non-hormonal anti-inflammatory agents
Formula:
C22H26N2O2S·HBr
Color and Shape:
Light Yellow Powder
Molecular weight:
462.09766
Estimated delivery in United States, on Tuesday 15 Oct 2024
Acetaminophen Related Compound J (N-(4-chlorophenyl)acetamide)
CAS:539-03-7
Aromatic cyclic amides (including cyclic carbamates) and their derivatives; salts thereof
Formula:
C8H8ClNO
Color and Shape:
White Light Yellow Brown Crystalline Powder
Molecular weight:
169.61 g/mol
Estimated delivery in United States, on Tuesday 15 Oct 2024
Tetrahydrozoline Related Compound E (N-(2-Aminoethyl)-1,2,3,4-tetrahydronaphthalene-1-carboxamide)
CAS:84460-89-9
Aromatic cyclic amides (including cyclic carbamates) and their derivatives; salts thereof
Formula:
C13H18N2O
Color and Shape:
White Solid
Molecular weight:
218.14191
Estimated delivery in United States, on Tuesday 15 Oct 2024
Donepezil Related Compound A ((E)-2-[(1-benzylpiperidin-4-yl)methylene]-5,6-dimethoxyindan-1-one)
CAS:145546-80-1
Compounds containing an unfused pyridine ring in the structure, nesoi
Formula:
C24H27NO3
Color and Shape:
White Solid
Molecular weight:
377.19909
Estimated delivery in United States, on Tuesday 15 Oct 2024
Clonazepam Related Compound C (2-bromo-2'-(2-chlorobenzoyl)-4'-nitroacetanilide)
CAS:52130-87-7
Aromatic cyclic amides (including cyclic carbamates) and their derivatives; salts thereof
Formula:
C15H10BrClN2O4
Color and Shape:
White Powder
Molecular weight:
395.95125
Estimated delivery in United States, on Tuesday 15 Oct 2024
![Cefadroxil Related Compound D ((6R,7R)-7-[(S)-2-Amino-2-(4-hydroxyphenyl)acetamido]-3-methyl-8-oxo…](https://static.cymitquimica.com/products/45/thumb/1097148.jpg)
Cefadroxil Related Compound D ((6R,7R)-7-[(S)-2-Amino-2-(4-hydroxyphenyl)acetamido]-3-methyl-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid)
CAS:144790-28-3
Aminoglycoside antibiotics
Formula:
C16H17N3O5S
Color and Shape:
White Powder
Molecular weight:
363.08889
Estimated delivery in United States, on Tuesday 15 Oct 2024
Cinacalcet Related Compound C ((R)-N-[1-(Naphthalen-1-yl)ethyl]-3-[4-(trifluoromethyl)phenyl]propan-1-amine hydrochloride)
CAS:1428118-39-1
Aromatic monoamines not elsewhere specified or included and their derivatives, salts therof
Formula:
C22H22F3NHCl
Color and Shape:
Powder
Molecular weight:
357.17043
Estimated delivery in United States, on Tuesday 15 Oct 2024
Formoterol Related Compound I (N-(2-hydroxy-5-[(RS)-1-hydroxy-2-{[(SR)-1-(4-methoxyphenyl)propan-2-yl]amino}ethyl]phenyl)formamide)
CAS:532414-36-1
Aromatic cyclic amides (including cyclic carbamates) and their derivatives; salts thereof
Formula:
C19H24N2O4
Color and Shape:
Off-White Solid
Molecular weight:
344.17361
Estimated delivery in United States, on Tuesday 15 Oct 2024
Telmisartan Related Compound B (4'-[(1,7'-dimethyl-2'-propyl-1H,1'H-2,5'-bibenzo[d]imidazol-1'-yl)methyl]biphenyl-2-carboxylic acid)
CAS:1026353-20-7
Drugs with nitrogen hetero-atom(s) only, aromatic or modified aromatic, nesoi
Formula:
C33H30N4O2
Color and Shape:
White Powder
Molecular weight:
514.23688
Estimated delivery in United States, on Tuesday 15 Oct 2024
Gadodiamide Related Compound B (Gadolinium disodium diethylenetriamine pentaacetic acid)
CAS:92923-64-3
Compounds, inorganic or organic, of rare-earth metals, of yttrium or of scandium, or of mixtures …
Formula:
C14H18GdN3Na2O10
Color and Shape:
White Powder
Molecular weight:
592.00287
Estimated delivery in United States, on Tuesday 15 Oct 2024
Trifluridine Related Compound A (5-Carboxy-2'-deoxyuridine)
CAS:14599-46-3
Nucleic acids and their salts, whether or not chemically defined; other heterocyclic compounds, nesoi
Formula:
C10H12N2O7
Color and Shape:
White Off-White Powder
Molecular weight:
272.06445
Estimated delivery in United States, on Tuesday 15 Oct 2024
![Spironolactone Related Compound C ((2'R)-3',4'-Dihydro-5'H-spiro[androst-4-ene-17,2'-furan]-3,5'-d…](https://static.cymitquimica.com/products/45/thumb/1619039.jpg)
Spironolactone Related Compound C ((2'R)-3',4'-Dihydro-5'H-spiro[androst-4-ene-17,2'-furan]-3,5'-dione)
CAS:976-70-5
Lactones nesoi
Formula:
C22H30O3
Color and Shape:
White Powder
Molecular weight:
342.21949
Estimated delivery in United States, on Tuesday 15 Oct 2024
Pyrazinamide Related Compound B (Pyrazinecarbonitrile)
CAS:19847-12-2
Aromatic or modified aromatic heterocyclic compounds withnitrogen hetero-atom(s) only nesoi
Formula:
C5H3N3
Color and Shape:
White Powder
Molecular weight:
105.0327
Estimated delivery in United States, on Tuesday 15 Oct 2024
Pyridostigmine Related Compound A (Pyridin-3-yl dimethylcarbamate)
CAS:51581-32-9
Compounds containing an unfused pyridine ring in the structure, nesoi
Formula:
C8H10N2O2
Color and Shape:
Colorless Yellow Liquid
Molecular weight:
166.07423
Estimated delivery in United States, on Tuesday 15 Oct 2024
Zileuton Related Compound A (N-(1-Benzo[b]thien-2-ylethyl) urea)
CAS:171370-49-3
Nucleic acids and their salts, whether or not chemically defined; other heterocyclic compounds, nesoi
Formula:
C11H12N2OS
Color and Shape:
White Powder
Molecular weight:
220.06703
Estimated delivery in United States, on Tuesday 15 Oct 2024
Ethinyl Estradiol Related Compound B (19-Nor-17α-pregna-1,3,5(10),9(11)-tetraen-20-yne-3,17-diol monohydrate)
CAS:1231-96-5
Estrogens and progestins
Formula:
C20H22O2·H2O
Color and Shape:
White Yellow Powder
Molecular weight:
312.17254
Estimated delivery in United States, on Tuesday 15 Oct 2024
Metaxalone Related Compound A (4-((3,5-dimethylphenoxy)methyl)imidazolidin-2-one)
Nucleic acids and their salts, whether or not chemically defined; other heterocyclic compounds, nesoi
Formula:
C12H16N2O2
Color and Shape:
Powder
Molecular weight:
220.12118
Estimated delivery in United States, on Tuesday 15 Oct 2024
Zoledronic Acid Related Compound B (1-Hydroxy-2-[1-(2-hydroxy-2,2-diphosphonoethyl)-1H-imidazol-3-ium-3-yl]-1-phosphonoethylphosphonate)
CAS:1627731-61-6
Compounds containing an unfused imidazole ring (whether or not hydrogenated) in the structure nesoi
Formula:
C7H16N2O14P4
Color and Shape:
White Powder
Molecular weight:
475.9552
Estimated delivery in United States, on Tuesday 15 Oct 2024
Ipratropium Bromide Related Compound A ((1R,3r,5S,8r)-3-Hydroxy-8-isopropyl-8-methyl-8-azabicyclo[3.2.1]octan-8-ium bromide)
CAS:58005-18-8
Other alkaloids,natural or reproduced by synthesis, and their salts, ethers,esters&other derivatives, nesoi
Formula:
C11H22BrNO
Color and Shape:
White Powder
Molecular weight:
263.08848
Estimated delivery in United States, on Tuesday 15 Oct 2024
Bendamustine Related Compound A (4-{5-[Bis(2-hydroxyethyl)amino]-1-methyl-1H-benzimidazol-2-yl}butanoic acid hydrochloride)
CAS:109882-29-3
Heterocyclic compounds with nitrogen hetero-atom(s) only, aromatic or modified aromatic, nesoi
Formula:
C16H23N3O4HCl
Color and Shape:
White Solid
Molecular weight:
357.83
Estimated delivery in United States, on Tuesday 15 Oct 2024
