Impuretés API

Impurity Simvastatin Impurity K Applications 4α,5-Dihydro Simvastatin is an impurity in the synthesis of Simvastatin …

Applications An oxidative metabolite of Dasatinib (M24 metabolite); used in the treatment of cancers and …

Stability Hygroscopic Applications Prednisolone 21-Sulfate is a metabolite of Prednisolone (P703740). References Hutzler, J., ET …

Stability Very Hygroscopic Applications The active metabolite of Zofenopril, an ACE inhibitor. References Cushman, D., …

Applications 4-((3R,5S)-5-([1,1'-Biphenyl]-4-ylmethyl)-3-methyl-2-oxopyrrolidin-1-yl)-4-oxobutanoic Acid is an impurity compound of Valsartan (V095750). Valsartan is a nonpeptide angiotensin …

Applications Thiorphan Disulfide is an impurity of Racecadotril (R070600); an antidiarrheal and enkephalinase inhibitor that …

Applications S(-)-BZM Hydrochloride is a precursor to radio-iodinated S(-)-IBZM, a D2 dopamine receptor ligand. References …

Applications An impurity of Clomiphene (C587025).

Applications Scopolamine Sulfate is an impurity of Scopolamine (S200000), an acetylcholine antagonist used in the …

Applications (2R,3S)-3-Hydroxynorleucine is an analogue of DL-6-Hydroxy Norleucine (H948855) which is an intermediate for antiviral …

Applications 3,3'-Bisdemethylpinoresinol is an impurity formed in the synthesis of Sesamin (S280500) metabolites which acts …

Applications Zolmitriptan (Z639000) impurity.

Applications Intermediate in the preparation of labelled Cephem compounds. References Nishimura, T., et al.: J. …

Applications Des(methylpiperazinyl-N-methyl) Imatinib Dimer is an impurity of Imatinib (Gleevec) (G407000). Imatinib impurity E. It …

Applications 5,6,7,8-Tetradehydro Risperidone is an impurity of risperidone (R525000), which is a combined serotonin (5-HT2) …

Applications α-Hydroxy Flurbiprofen is an impurity of Flurbiprofen (F598700), an anti-inflammatory used as an analgesic. …

Stability Hygroscopic Applications Monothio Sugammadex Sodium is an impurity of Sugammadex Sodium (S698100), which is …

Stability Unstable in Solution Applications 2'-Deoxy-2',2'-difluoro-5,6-dihydro-6-hydroxyuridine (Mixture of Diastereomers) is a mixture of R and …

Applications 3,4-Dichloro Trazodone is the dichlorinated analogue and impurity of the antidepressant agent Trazodone (T718500). …

Impurity Paroxetine EP Impurity F Applications Methylene-Bis Paroxetine Dihydrochloride (Paroxetine EP Impurity F) is used …

Applications Used in the preparation of 16β-Hydroxy Stanozolol (H953550), a Stanozolol (S684500) metabolite. References Schaenzer, …

Applications Quetiapine Carboxylate is an impurity of Quetiapine Hemifumarate (Q510000), an atypical antipsychotic agent used …

Applications Desacetyl Diltiazem Hydrochloride is a metabolite of Diltiazem Hydrochloride (D460620), a calcium channel blocher …

Applications LY 368962 is a metabolite of the antifolate Pemetrexed (P219500). References Woodland, J.M. et …

Applications Intermediate in the preparpation of Meprobamate (M227750) and its metabolites.

Applications Losartan Impurity C. References Duncia, J.V., et al.: J. Med. Chem., 33, 1312 (1990),

Impurity Bortezomib USP Impurity J Applications (S)-Hydroxy Des(boric Acid) Bortezomib is an impurity in the …

Stability Hygroscopic Applications R-Amisulpride is an isomer of the antipsychotic Amisulpride (A633250). R-Amisulprideis a potential …

Applications A metabolite of Triamterne, a diuretic agent. References Vollmer, G., et al.: Arzneim.-Forsch., 31, …

Applications A nicotine metabolite. Not a dangerous good if item is equal to or less …

Stability Light Sensitive Applications D-(-)-Norgestrel 17-Acetate is an impurity of Norgestrel (N689500), progestational and ovulation …

Applications N’-[2-[2,4-Dimethylphenyl)thio]phenyl] Vortioxetine is an impurity of Vortioxetine (V766000, HBr salt) which is a multimodal …

Applications N-(3S)-1-Azabicyclo[2.2.2]oct-3-yl-5,6-dihydro-1-Naphthalenecarboxamide is an impurity of Palonosetron (P165800), a serotonin 5-HT3 receptor antagonist used in …

Applications A Labelled metabolite of Carvedilol which is a multiple-action, neurohormonal antagonist that is used …

Applications Omeprazole (O635000) impurity.

Stability Hygroscopic Applications (2'R)​-2'-​Deoxy-​2'-​fluoro-​2'-​methyl-uridine 5'-​Triphosphate Tetrasodium Salt is an impurity of Sofosbuvir (P839640) which is …

Impurity Olmesartan Imidazole Ethyl Ester Impurity Applications An Olmesartan (O550000) intermediate. References Sakamoto, F., et …

Applications 6,10-Dihydroxy Buspirone is an Impurity formed during the preparation of Buspirone metabolites. Also, it …

Applications (R)-Phenylephrine-L-tartaramide is an impurity found in medications containing (R)-Phenylephrine (P320640), which is an α-Adrenergic …

Applications (8S,10S)-10-[(3-Amino-2,3,6-trideoxy-α-L-lyxo-hexopyranosyl)oxy]-8-(2-bromo-1,1-dimethoxyethyl)-7,8,9,10-tetrahydro-6,8,11-trihydroxy-1-methoxy-5,12-naphthacenedione, is the metabolite of Doxorubicin (D558000), which is a neoplasm inhibitor,and an antineoplastic. …

Applications 11α,17α,21-Trihydroxy-16α-methyl-1,4-pregnadiene-3,20-dione is a 3-Keto-Δ1(2)-Δ4(5) steroid that can be synthesized from Dexamethasone 9,11-Epoxide (D298795).

Applications Oxacillin Penillic Acid Disodium Salt, is a derivative (impurity) of Oxacillin which is used …

Stability Hygroscopic Applications 3-Amino-2-chloro-propenal is a chemical reagent in the synthesis of a COX-2 specific …

Impurity Primidone EP Impurity F Applications An impurity arising in the synthesis of Primidone. References …

Stability Light Sensitive, Temperature Sensitive Applications An oxo analogue of 9-cis,13-cis-Retinoic Acid (R245015): a major …

Applications The Δ2-isomer of Cefotean (C242970). It is useful as intermediate in the preparation of …

Applications Lidocaine (L397800) metabolite. Not a dangerous good if item is equal to or less …

Applications (2R,4S)-Ethyl 5-([1,1'-biphenyl]-4-yl)-4-(4-ethoxy-4-oxobutanamido)-2-methylpentanoate is an impurity compound of Valsartan (V095750). Valsartan is a nonpeptide angiotensin …

Stability Hygroscopic Applications Streptidine is a metabolite derivative of Streptomycin (S687500), an antibiotic (antimycobacterial) drug, …

Applications tert-Butyl 6-Chloro-5(S)-hydroxy-3-oxohexanoate used in the synthesis of statins or HMG-CoA reductase inhibitors. References Shin, …

Applications Adrenochrome Bisulfite Sodium Salt is a derivative of Adrenochrome (A305250), the substance mainly responsible …

Applications An impurity of the antiviral drug Oseltamivir (O700100). It is a COVID19-related research product.

Applications Intermediate in the preparation of antiinflammatory agents References Allegretti, M., et al.: J. Med. …

Impurity Capecitabine 2-O-BDR Impurity (USP) Stability Hygroscopic Applications Capecitabine (C175650) impurity. Capecitabine 2-O-BDR Impurity (USP).

Applications Atorvastatin-d5 tert-Butyl Ester is the labeled analogue of Atorvastatin tert-Butyl Ester (A791740), an impurity …

Applications 2-(((2-Propylhept-6-en-1-yl)oxy)carbonyl)benzoic Acid-d4 is the isotope labelled analog of 2-(((2-Propylhept-6-en-1-yl)oxy)carbonyl)benzoic Acid. 2-(((2-Propylhept-6-en-1-yl)oxy)carbonyl)benzoic Acid is an …

Applications (αR)-α-[2-(1-Naphthalenyloxy)ethyl]benzenemethanol is an impurity of Dapoxetine (D185700) which is a Selective serotonin reuptake inhibitor …

Applications A deuterated metabolite of Verapamil. Not a dangerous good if item is equal to …

Stability Hygroscopic Applications Nalfurafine N-Oxide, is an impurity of Nalfurafine (N255600), which is a κ-opioid …

Applications Valproic Acid Methyl Ester is the methyl ester derivative of Valproic Acid (V094750); one …