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USP - United States Pharmacopeia Pharmaceutical Analytical Impurities

1059 products found

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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-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-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-1A00410

Budesonide Sulfate Triethylamine Salt

Item no.

USP-1A00410

CAS Number

[1436872-65-9]

Unit

10 mg

Molecular formula

C25H34O9S·C6H15N

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USP-1A00420

Clopidogrel Diester Analog (R)-1-(2-chlorophenyl)-2-methoxy-2-oxoethyl (S)-2-(2-chlorophenyl)-2-(6,7-dihydrothieno[3,2-c]pyridin-5(4H)-yl)acetate, sulfate

Item no.

USP-1A00420

CAS Number

[1421283-60-4] (free base)

Unit

10 mg

Molecular formula

C24H21Cl2NO4S·H2SO4

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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-1A00640

Pemetrexed Dimethyl Ester (dimethyl (4-(2-(2-amino-4-oxo-4,7-dihydro-1H-pyrrolo[2,3-d]pyrimidin-5-yl)ethyl)benzoyl)-L-glutamate)

Item no.

USP-1A00640

CAS Number

[155405-81-5]

Unit

25 mg

Molecular formula

C22H25N5O6

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USP-1A00650

Rivaroxaban Open Ring Methylamine ((S)-4-(4-((2-hydroxy-3-(methylamino)propyl)amino)phenyl)morpholin-3-one)

Item no.

USP-1A00650

CAS Number

[2459303-14-9]

Unit

10 mg

Molecular formula

C14H21N3O3

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USP-1A00680

Budesonide 9(11)-ene ((6aS,8aS,8bS,11aR,12aS,12bS)-8b-(2-hydroxyacetyl)-6a,8a-dimethyl-10-propyl-1,2,6a,8,8a,8b,11a,12,12a,12b-decahydro-4H-naphtho[2',1':4,5]indeno[1,2-d][1,3]dioxol-4-one)

Item no.

USP-1A00680

CAS Number

[313474-58-7]

Unit

25 mg

Molecular formula

C25H32O5

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USP-1A00700

Fluticasone Propionate Acid ((6S,8S,9R,10S,11S,13S,14S,16R,17R)-6,9-difluoro-11-hydroxy-10,13,16-trimethyl-3-oxo-17-(propionyloxy)-6,7,8,9,10,11,12,13,14,15, 16,17-dodecahydro-3H-cyclopenta[a]phenanthrene-17-carboxylic acid)

Item no.

USP-1A00700

CAS Number

[65429-42-7]

Unit

25 mg

Molecular formula

C24H30F2O6

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USP-1A00731

Fexofenadine Olefin (2-(4-(4-(4-(diphenylmethylene)piperidin-1-yl)-1-hydroxybutyl)phenyl)-2-methylpropanoic acid)

Item no.

USP-1A00731

CAS Number

[1187954-57-9]

Unit

25 mg

Molecular formula

C32H37NO3

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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-1A00830

Atorvastatin tert-Butyl Ester (tert-butyl (3R,5R)-7-(2-(4-fluorophenyl)-5-isopropyl-3-phenyl-4-(phenylcarbamoyl)-1H-pyrrol-1-yl)-3,5-dihydroxyheptanoate)

Item no.

USP-1A00830

CAS Number

[134395-00-9]

Unit

25 mg

Molecular formula

C37H43FN2O5

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USP-1A00840

3'-Demethyl-3'-N-[(4-methylphenyl)sulfonyl]azithromycin

Item no.

USP-1A00840

CAS Number

[612069-31-5]

Unit

25 mg

Molecular formula

C44H76N2O14S

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USP-1A00880

16alpha-Hydroxyprednisolone ((8S,9S,10R,11S,13S,14S,16R,17S)-11,16,17-trihydroxy-17-(2-hydroxyacetyl)-10,13-dimethyl-6,7,8,9,10,11,12,13,14,15,16,17-dodecahydro-3H-cyclopenta[a]phenanthren-3-one)

Item no.

USP-1A00880

CAS Number

[13951-70-7]

Unit

25 mg

Molecular formula

C21H28O6

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USP-1A00900

4-Methylacetophenone (1-(4-Methylphenyl)-1-ethanone (4'-Methylacetophenone))

Item no.

USP-1A00900

CAS Number

[122-00-9]

Unit

25 mg

Molecular formula

C9H10O

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USP-1A00910

Celecoxib Open Ring (4-((1,1,1-trifluoro-4-hydroxy-4-(p-tolyl)but-3-en-2-ylidene)amino)benzenesulfonamide)

Item no.

USP-1A00910

CAS Number

[n/a]

Unit

25 mg

Molecular formula

C17H15F3N2O3S

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USP-1A00920

Desaryl Celecoxib (5-(p-tolyl)-3-(trifluoromethyl)-1H-pyrazole)

Item no.

USP-1A00920

CAS Number

[948293-46-7]

Unit

25 mg

Molecular formula

C11H9F3N2

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USP-1A00940

Duloxetine 4-Naphthyl Isomer Hydrobromide (4-(3-(methylamino)-1-(thiophen-2-yl)propyl)naphthalen-1-ol, hydrobromide)

Item no.

USP-1A00940

CAS Number

[949096-01-9]

Unit

25 mg

Molecular formula

C18H19NOS·HBr

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USP-1A00960

Duloxetine Alcohol ((R)-3-(methylamino)-1-(thiophen-2-yl)propan-1-ol)

Item no.

USP-1A00960

CAS Number

[116539-57-2]

Unit

25 mg

Molecular formula

C8H13NOS

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USP-1A00970

N-Methyl Duloxetine Oxalate ((S)-N,N-dimethyl-3-(naphthalen-1-yloxy)-3-(thiophen-2-yl)propan-1-amine, oxalate)

Item no.

USP-1A00970

CAS Number

[132335-47-8]

Unit

25 mg

Molecular formula

C19H21NOS·C2H2O4 (C21H23NO5S)

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USP-1A01000

Floxacin Amine (7-amino-1-cyclopropyl-6-fluoro-8-methoxy-4-oxo-1,4-dihydroquinoline-3-carboxylic acid)

Item no.

USP-1A01000

CAS Number

[172426-88-9]

Unit

25 mg

Molecular formula

C14H13FN2O4

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USP-1A01040

11-Ketofluticasone Propionate ((6S,8S,9R,10S,13S,14S,16R,17R)-6,9-Difluoro-17-(((fluoromethyl)thio)carbonyl)-10,13,16-trimethyl-3,11-dioxo-6,7,8,9,10,11,12,13,14,15,16,17-dodecahydro-3H-cyclopenta[a]phenanthren-17-yl propionate)

Item no.

USP-1A01040

CAS Number

[1219174-94-3]

Unit

25 mg

Molecular formula

C25H29F3O5S

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USP-1A01070

Alpha-Naphthol (Naphthalen-1-ol)

Item no.

USP-1A01070

CAS Number

[90-15-3]

Unit

25 mg

Molecular formula

C10H8O

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USP-1A01110

Dehydro Desloratadine (8-chloro-11-(piperidin-4-ylidene)-11H-benzo[5,6]cyclohepta[1,2-b]pyridine)

Item no.

USP-1A01110

CAS Number

[117811-20-8]

Unit

25 mg

Molecular formula

C19H17ClN2

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USP-1A01120

Fluticasone sulfenic acid ((6S,8S,9R,10S,11S,13S,14S,16R,17R)-6,9-difluoro-11-hydroxy-10,13,16-trimethyl-3-oxo-17-(propionyloxy)-6,7,8,9,10,11,12,13,14,15,16,17-dodecahydro-3H-cyclopenta[a]phenanthrene-17-carbo(thioperoxoic )O-acid)

Item no.

USP-1A01120

CAS Number

[948566-12-9]

Unit

25 mg

Molecular formula

C24H30F2O6S

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USP-1A01140

Pemetrexed Acid (4-(2-(2-amino-4-oxo-4,7-dihydro-3H-pyrrolo[2,3-d]pyrimidin-5-yl)ethyl)benzoic acid)

Item no.

USP-1A01140

CAS Number

[137281-39-1]

Unit

25 mg

Molecular formula

C15H14N4O3

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USP-1A01160

Rivaroxaban Amine ((S)-4-(4-(5-(aminomethyl)-2-oxooxazolidin-3-yl)phenyl)morpholin-3-one, hydrochloride)

Item no.

USP-1A01160

CAS Number

[898543-06-1]

Unit

25 mg

Molecular formula

C14H18ClN3O4

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USP-1A01170

Rivaroxaban Glycolic Acid Analog ((S)-2-(2-((4-(5-((5-chlorothiophene-2-carboxamido)methyl)-2-oxooxazolidin-3-yl)phenyl)amino)ethoxy)acetic acid)

Item no.

USP-1A01170

CAS Number

[931204-39-6]

Unit

25 mg

Molecular formula

C19H20ClN3O6S

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USP-1A01180

Chlorothiophene carboxylic acid (5-chlorothiophene-2-carboxylic acid)

Item no.

USP-1A01180

CAS Number

[24065-33-6]

Unit

25 mg

Molecular formula

C5H3ClO2S

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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-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-1A01260

16Alpha-Hydroxy Prednisolone-9(11)-ene ((8S,10S,13S,14S,16R,17S)-16,17-dihydroxy-17-(2-hydroxyacetyl)-10,13-dimethyl-6,7,8,10,12,13,14,15,16,17-decahydro-3Hcyclopenta[a]phenanthren-3-one)

Item no.

USP-1A01260

CAS Number

[39672-76-9]

Unit

25 mg

Molecular formula

C21H26O

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USP-1A01270

16Alpha-Hydroxy Prednisolone-9(11)-ene Acetate (2-((8S,10S,13S,14S,16R,17S)-16,17-dihydroxy-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-1A01270

CAS Number

[77017-20-0]

Unit

25 mg

Molecular formula

C23H28O6

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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-1A01370

Budesonide 21-butyrate (2-((6aR,6bS,7S,8aS,8bS,11aR,12aS,12bS)-7-hydroxy-6a,8a-dimethyl-4-oxo-10-propyl-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 butyrate)

Item no.

USP-1A01370

CAS Number

[2408495-96-3]

Unit

25 mg

Molecular formula

C29H40O7

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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-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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