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USP - United States Pharmacopeia Pharmaceutical Analytical Impurities

1028 products found

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USP-1A00040

Hydroxythiadiazol Sulfoxide Derivative (4-morpholino-1,2,5-thiadiazol-3(2H)-one 1-oxide)

Item no.

USP-1A00040

CAS Number

[75202-36-7]

Unit

25 mg

Molecular formula

C6H9N3O3S

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USP-1A00120

Fluoroandrostadiene Carboxylic Acid ((8S,9R,10S,11S,13S,14S,16R,17R)-9-fluoro-11,17-dihydroxy-10,13,16-trimethyl-3-oxo-6,7,8,9,10,11,12,13,14,15,16,17-dodecahydro-3H-cyclopenta[a]phenanthrene-17-carboxylic acid)

Item no.

USP-1A00120

CAS Number

[37927-01-8]

Unit

25 mg

Molecular formula

C21H27FO5

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USP-1A00130

Quetiapine Tetraethylene Glycol Fumarate Salt (COLD SHIPMENT REQUIRED) (2-(2-(2-(2-(4-(dibenzo[b,f][1,4]thiazepin-11-yl)piperazin-1-yl)ethoxy)ethoxy)ethoxy)ethan-1-ol-fumarate)

Item no.

USP-1A00130

CAS Number

[2470243-24-2]

Unit

25 mg

Molecular formula

C25H33N3O4S ? C4H4O4

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USP-1A00150

Bis(dibenzothiazepinyl) Piperazine (1,4-Bis(dibenzo[b,f][1,4]thiazepin-11-yl)piperazine)

Item no.

USP-1A00150

CAS Number

[945668-94-0]

Unit

25 mg

Molecular formula

C30H24N4S2

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USP-1A00160

Decarboxy Levofloxacin ((S)-9-fluoro-3-methyl-7-oxo-10-(4-methylpiperazine-1-yl)-2,3-dihydro-7H-pyrido [1,2,3-de] -1,4-benzoxazine)

Item no.

USP-1A00160

CAS Number

[178964-53-9]

Unit

25 mg

Molecular formula

C17H20FN3O2

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USP-1A00180

N-Ethyl Quetiapine (11-(4-Ethylpiperazin-1-yl)dibenzo[b,f][1,4]thiazepine hydrochloride)

Item no.

USP-1A00180

CAS Number

[1011758-03-4] (free base)

Unit

25 mg

Molecular formula

C19H21N3S. C4H4O4

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USP-1A00200

Amlodipine Ethyl Analog (diethyl 2-((2-aminoethoxy)methyl)-4-(2-chlorophenyl)-6-methyl-1,4-dihydropyridine-3,5-dicarboxylate, maleate)

Item no.

USP-1A00200

CAS Number

[400024-12-6]

Unit

25 mg

Molecular formula

C21H27ClN2O5 · (C4H4O4)

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USP-1A00230

N-Isopropyl Carvedilol (1-(9H-Carbazol-4-yloxy)-3-[[2-(2-methoxyphenoxy)ethyl](1-methylethyl)amino]-2-propanol)

Item no.

USP-1A00230

CAS Number

[1246819-01-1]

Unit

25 mg

Molecular formula

C27H32N2O4

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USP-1A00270

Azacitidine Isomer -3 (1-Beta-D-Ribofuranosyl-3-aminocarbonyl guanidine acetate)

Item no.

USP-1A00270

CAS Number

[n/a]

Unit

25 mg

Molecular formula

C9H18N4O7

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USP-1A00310

Hydroxyisobutyl Acetophenone (COLD SHIPMENT REQUIRED) (1-(4-(1-hydroxy-2-methylpropyl)phenyl)ethan-1-one)

Item no.

USP-1A00310

CAS Number

[1314907-71-5]

Unit

25 mg

Molecular formula

C12H16O2

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USP-1A00321

Clindamycin 3-Phosphate (COLD SHIPMENT REQUIRED) (Methyl 7-chloro-6,7,8-trideoxy-6-[(2S,4R)-1-methyl-4-propylpyrrolidine-2-carboxamido]-1-thio-L-threo-alpha-D-galacto-octopyranoside 3-phosphate)

Item no.

USP-1A00321

CAS Number

[28708-34-1]

Unit

10 mg

Molecular formula

C18H34ClN2O8PS

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USP-1A00360

Ethylpyrazinediethanol (2,2'-(3-ethylpyrazine-2,5-diyl)bis(ethan-1-ol))

Item no.

USP-1A00360

CAS Number

[86917-74-0]

Unit

10 mg

Molecular formula

C10H16N2O2

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USP-1A00370

R-Levetiracetam Hydroxybutyramide Analog ((R)-N-(1-amino-1-oxobutan-2-yl)-4-hydroxybutanamide)

Item no.

USP-1A00370

CAS Number

[1847568-87-9]

Unit

10 mg

Molecular formula

C8H16N2O3

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USP-1A00430

Clopidogrel Open Ring Methyl Ester Hydrochloride (methyl 2-(2-chlorophenyl)-2-((2-(thiophen-2-yl)ethyl)amino)acetate, hydrochloride)

Item no.

USP-1A00430

CAS Number

[141109-18-4]

Unit

10 mg

Molecular formula

C15H16ClNO2S·HCl

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USP-1A00440

S-Levetiracetam Hydroxybutyramide Analog ((S)-N-(1-amino-1-oxobutan-2-yl)-4-hydroxybutanamide)

Item no.

USP-1A00440

CAS Number

[1868118-63-1]

Unit

10 mg

Molecular formula

C8H16N2O3

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USP-1A00580

4-Fluoro Risperidone (COLD SHIPMENT REQUIRED) (3-(2-(4-(4-fluorobenzo[d]isoxazol-3-yl)piperidin-1-yl)ethyl)-2-methyl-6,7,8,9-tetrahydro-4H-pyrido[1,2-a]pyrimidin-4-one)

Item no.

USP-1A00580

CAS Number

[n/a]

Unit

10 mg

Molecular formula

C23H27FN4O2

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USP-1A00720

Desiodoamiodarone ((2-butylbenzofuran-3-yl)(4-(2-(diethylamino)ethoxy)phenyl)methanone)

Item no.

USP-1A00720

CAS Number

[23551-25-9]

Unit

25 mg

Molecular formula

C25H31NO3

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USP-1A00750

Tolyloyl Bromopropionamide (3-bromo-N,N-dimethyl-4-oxo-4-(p-tolyl)butanamide)

Item no.

USP-1A00750

CAS Number

[836627-56-6]

Unit

25 mg

Molecular formula

C13H16BrNO2

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USP-1A00770

Diamino Atorvastatin Calcium (Calcium (3R,5R)-7-[[(3R,5R)-7-[2-(4-fluorophenyl)-5-(1-methylethyl)-3-phenyl-4-(phenylcarbamoyl)-1H-pyrrol-1-yl]-3,5-dihydroxyheptanoyl]amino]-3,5-dihydroxyheptanoate)

Item no.

USP-1A00770

CAS Number

[1105067-87-5]

Unit

25 mg

Molecular formula

C40H47FN3O8 . 1/2Ca

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USP-1A01190

Rivaroxaban N-acyl glycolic acid ((S)-2-(2-(5-chloro-N-(4-(5-((5-chlorothiophene-2-carboxamido)methyl)-2-oxooxazolidin-3-yl)phenyl)thiophene-2-carboxamido)ethoxy)acetic acid)

Item no.

USP-1A01190

CAS Number

[1151893-81-0]

Unit

25 mg

Molecular formula

C24H21Cl2N3O7S2

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USP-1A01210

Deoxyprednisolone-16-ene Acetate (2-((8S,9S,10R,11S,13S,14S)-11-hydroxy-10,13-dimethyl-3-oxo-6,7,8,9,10,11,12,13,14,15-decahydro-3H-cyclopenta[a]phenanthren-17-yl)-2-oxoethyl acetate)

Item no.

USP-1A01210

CAS Number

[3044-42-6]

Unit

25 mg

Molecular formula

C23H28O

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USP-1A01220

16Alpha-Hydroxy Prednisolone-14-ene Acetate (2-Oxo-2-((8R,9S,10R,11S,13S,16R,17S)-11,16,17-trihydroxy-10,13-dimethyl-3-oxo-6,7,8,9,10,11,12,13,16,17-decahydro-3H-cyclopenta[a]phenanthren-17-yl)ethyl acetate)

Item no.

USP-1A01220

CAS Number

[131918-72-4]

Unit

25 mg

Molecular formula

C23H28O7

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USP-1A01230

16Alpha-Hydroxy Prednisolone-14-ene ((8R,9S,10R,11S,13S,16R,17S)-11,16,17-trihydroxy-17-(2-hydroxyacetyl)-10,13-dimethyl-6,7,8,9,10,11,12,13,16,17-decahydro-3H-cyclopenta[a]phenanthren-3-one)

Item no.

USP-1A01230

CAS Number

[131918-73-5]

Unit

25 mg

Molecular formula

C21H26O6

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USP-1A01240

16Alpha-Hydroxy-11-keto Prednisolone Acetate (2-((8S,9S,10R,13S,14S,16R,17S)-16,17-dihydroxy-10,13-dimethyl-3,11-dioxo-6,7,8,9,10,11,12,13,14,15,16,17-dodecahydro-3H-cyclopenta[a]phenanthren-17-yl)-2-oxoethyl acetate)

Item no.

USP-1A01240

CAS Number

[3949-79-9]

Unit

25 mg

Molecular formula

C23H28O7

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USP-1A01250

16Alpha-Hydroxy-11-keto Prednisolone (8S,9S,10R,13S,14S,16R,17S)-16,17-dihydroxy-17-(2-hydroxyacetyl)-10,13-dimethyl-7,8,9,10,12,13,14,15,16,17-decahydro-3H-cyclopenta[a]phenanthrene-3,11(6H)-dione)

Item no.

USP-1A01250

CAS Number

[3754-05-0]

Unit

25 mg

Molecular formula

C21H26O6

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USP-1A01280

16Alpha-Hydroxy Prednisolone-9(11)-ene Diacetate (2-((8S,10S,13S,14S,16R,17S)-16-acetoxy-17-hydroxy-10,13-dimethyl-3-oxo-6,7,8,10,12,13,14,15,16,17-decahydro-3H-cyclopenta[a]phenanthren-17-yl)-2-oxoethyl acetate)

Item no.

USP-1A01280

CAS Number

[95943-95-6]

Unit

25 mg

Molecular formula

C25H30O7

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USP-1A01290

TEMED Dihydrochloride (N1,N1,N2,N2-tetramethylethane-1,2-diamine, hydrochloride)

Item no.

USP-1A01290

CAS Number

[7677-21-6]

Unit

25 mg

Molecular formula

C6H16N2·2HCl

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USP-1A01300

Bis(dimethylaminoethyl) Ether Dihydrochloride (2,2'-oxybis(N,N-dimethylethan-1-amine), hydrochloride)

Item no.

USP-1A01300

CAS Number

[103526-47-2]

Unit

25 mg

Molecular formula

C8H20N2O·2HCl

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USP-1A01310

tert-Octylamine (2,4,4-trimethylpentan-2-amine)

Item no.

USP-1A01310

CAS Number

[107-45-9]

Unit

25 mg

Molecular formula

C8H19N

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USP-1A01320

Dimethylethylamine Hydrochloride (N,N-dimethylethanamine, hydrochloride)

Item no.

USP-1A01320

CAS Number

[58114-25-3]

Unit

25 mg

Molecular formula

C4H11N·HCl

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USP-1A01330

Bis(2-methylaminoethyl) Ether Hydrochloride (2,2'-oxybis(N-methylethan-1-amine), hydrochloride)

Item no.

USP-1A01330

CAS Number

[295796-12-2]

Unit

25 mg

Molecular formula

C6H16N2O·2HCl

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USP-1A01340

2,3-Dimethyl-2,3-butanediamine Dihydrochloride (2,3-dimethylbutane-2,3-diamine, hydrochloride)

Item no.

USP-1A01340

CAS Number

[75804-28-3]

Unit

25 mg

Molecular formula

C6H16N2·2HCl

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USP-1A01420

Desonide 21-Acetate (2-((6aR,6bS,7S,8aS,8bS,11aR,12aS,12bS)-7-Hydroxy-6a,8a,10,10-tetramethyl-4-oxo-1,2,4,6a,6b,7,8,8a,11a,12,12a,12b-dodecahydro-8bH-naphtho[2',1':4,5]indeno[1,2-d][1,3]dioxol-8b-yl)-2-oxoethyl acetate)

Item no.

USP-1A01420

CAS Number

[25092-25-5]

Unit

25 mg

Molecular formula

C26H34O7

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USP-1A01450

Chloro N-methylthiophene Carboxamide (5-chloro-N-methylthiophene-2-carboxamide)

Item no.

USP-1A01450

CAS Number

[97799-98-9]

Unit

25 mg

Molecular formula

C6H6ClNOS

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USP-1A01520

Rivaroxaban N-methylphthalamido Analog ((S)-N1-methyl-N2-((2-oxo-3-(4-(3-oxomorpholino)phenyl)oxazolidin-5-yl)methyl)phthalamide)

Item no.

USP-1A01520

CAS Number

[2206360-74-7]

Unit

25 mg

Molecular formula

C23H24N4O6

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USP-1A01530

Aminophenylmorpholinone (4-(4-aminophenyl)morpholin-3-one)

Item no.

USP-1A01530

CAS Number

[438056-69-0]

Unit

25 mg

Molecular formula

C10H12N2O2

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USP-1A01570

Rivaroxaban Phthalimido Analog ((R)-2-(2-hydroxy-3-((4-(3-oxomorpholino)phenyl)amino)propyl) isoindoline-1,3-dione)

Item no.

USP-1A01570

CAS Number

[446292-07-5]

Unit

25 mg

Molecular formula

C21H21N3O5

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USP-1A01660

N-Hydroxy Desloratadine (4-(8-Chloro-5,6-dihydro-benzo[5,6]cyclohepta[1,2-b]pyridin-11-ylidene)-piperidin-1-ol)

Item no.

USP-1A01660

CAS Number

[1193725-73-3]

Unit

25 mg

Molecular formula

C19H19ClN2O

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USP-1A02540

Aripiprazole Spiro Analog (8-(2,3-dichlorophenyl)-5,8-diazaspiro[4.5]decan-5-ium, bromide)

Item no.

USP-1A02540

CAS Number

[795313-24-5]

Unit

25 mg

Molecular formula

C14H19Cl2N2. Br

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USP-1A02550

Aripiprazole Hydroxydihydroquinolinone Analog (7-hydroxy-3,4-dihydroquinolin-2(1H)-one)

Item no.

USP-1A02550

CAS Number

[22246-18-0]

Unit

25 mg

Molecular formula

C9H9NO2

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USP-1A02760

3-Carboxyphenylacetonitrile (3-(Cyanomethyl)benzoic acid)

Item no.

USP-1A02760

CAS Number

[5689-33-8]

Unit

25 mg

Molecular formula

C9H7NO2

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USP-1A02780

2,4,5-Trimethylketoprofen (COLD SHIPMENT REQUIRED) ((2RS)-2-[3-(2,4,5-Trimethylbenzoyl)phenyl]propanoic Acid)

Item no.

USP-1A02780

CAS Number

[1797984-80-5]

Unit

25 mg

Molecular formula

C19H20O3

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USP-1A02860

(R)-N-Methyllaudanosine Iodide ((R)-1-(3,4-dimethoxybenzyl)-6,7-dimethoxy-2,2-dimethyl-1,2,3,4-tetrahydroisoquinolin-2-ium, iodide)

Item no.

USP-1A02860

CAS Number

[41431-32-7]

Unit

25 mg

Molecular formula

C22H30INO4

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USP-1A03200

5-Hydroxy Ivabradine (3-(3-((((S)-3,4-dimethoxybicyclo[4.2.0]octa-1,3,5-trien-7-yl)methyl)(methyl)amino)propyl)-5-hydroxy-7,8-dimethoxy-1,3,4,5-tetrahydro-2H-benzo[d]azepin-2-one)

Item no.

USP-1A03200

CAS Number

[2253977-80-7]

Unit

25 mg

Molecular formula

C27H36N2O6

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USP-1A03210

2-{4-[(methylamino)methyl]thiazol-2-yl}propan-2-ol hydrochloride (2-(4-((methylamino)methyl)thiazol-2-yl)propan-2-ol, hydrochloride)

Item no.

USP-1A03210

CAS Number

[n/a]

Unit

25 mg

Molecular formula

C8H14N2OS. 2HCl

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USP-1A03220

(S)-2-Amino-4-morpholinobutanoic acid hydrochloride ((S)-2-amino-4-morpholinobutanoic acid, hydrochloride)

Item no.

USP-1A03220

CAS Number

[n/a]

Unit

25 mg

Molecular formula

C8H16N2O3. HCl

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USP-1A12810

Keto Safinamide ((S)-N-(1-Amino-1-oxopropan-2-yl)-4-[(3-fluorobenzyl)oxy]benzamide)

Item no.

USP-1A12810

Unit

25 mg

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USP-1A13020

O-Dealkyl Ticagrelor ((1S,2R,3S,4R)-4-(7-(((1R,2S)-2-(3,4-difluorophenyl)cyclopropyl)amino)-5-(propylthio)-3H-[1,2,3]triazolo[4,5-d]pyrimidin-3-yl)cyclopentane-1,2,3-triol)

Item no.

USP-1A13020

Unit

25 mg

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USP-1A13030

Ticagrelor Amine ((1S,2S,3R,5S)-3-(7-amino-5-(propylthio)-3H-[1,2,3]triazolo[4,5-d]pyrimidin-3-yl)-5-(2-hydroxyethoxy)cyclopentane-1,2-diol)

Item no.

USP-1A13030

Unit

25 mg

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USP-1A13100

Ranolazine Alcohol Dimer (3,3'-(piperazine-1,4-diyl)bis(1-(2-methoxyphenoxy)propan-2-ol))

Item no.

USP-1A13100

Unit

25 mg

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