Labmix24

DE
EN

Pharmaceutical Reference Standards

USP - United States Pharmacopeia Pharmaceutical Analytical Impurities

887 products found

Results per page:

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

Price on request

All product details

USP-1A00050

Rosuvastatin Ketone ((R,E)-7-(4-(4-fluorophenyl)-6-isopropyl-2-(N-methylmethylsulfonamido)pyrimidin-5-yl)-3-hydroxy-5-oxohept-6-enoic acid)

Item no.

USP-1A00050

CAS Number

[1422619-13-3]

Unit

25 mg

Molecular formula

C22H26FN3O6S

Price on request

All product details

USP-1A00100

6alpha-Hydroxy ethinyl estradiol (COLD SHIPMENT REQUIRED) (19-Nor-17alpha-pregna-1,3,5(10)-trien-20-yne-3,6alpha,17-triol)

Item no.

USP-1A00100

CAS Number

[27521-34-2]

Unit

25 mg

Molecular formula

C20H24O3

Price on request

All product details

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

Price on request

All product details

USP-1A00170

Rosuvastatin Isoamyl Ester ((3S,5R,6E)-7-[4-(4-flurophenyl)-6-(1-methylethyl)-2-[N-methyl(methylsulphonyl)amino]-5-pyrimidinyI]-3,5-dihydroxy-6-heptanoic acid, methyl butyl ester)

Item no.

USP-1A00170

CAS Number

[1197348-98-3]

Unit

25 mg

Molecular formula

C27H38FN3O6S

Price on request

All product details

USP-1A00190

Quetiapine Desethoxy (COLD SHIPMENT REQUIRED) (2-[4-(dibenzo[b,f][1,4]thiazepin-11-yl)piperazin-1-yl]ethanol)

Item no.

USP-1A00190

CAS Number

[329216-67-3]

Unit

25 mg

Molecular formula

C19H21N3OS

Price on request

All product details

USP-1A00290

Isopropyl 4-acetylbenzoate (COLD SHIPMENT REQUIRED) (Isopropyl 4-acetylbenzoate)

Item no.

USP-1A00290

CAS Number

[220089-22-5]

Unit

25 mg

Molecular formula

C12H14O3

Price on request

All product details

USP-1A00330

Amoxicilloic amoxilloic acid dimers 1, 2, 3, and 4

Item no.

USP-1A00330

Unit

5 mg

Price on request

All product details

USP-1A00340

Dexamethasone Ethyl Ester (COLD SHIPMENT REQUIRED) (Ethyl 11Beta,17alpha-dihydroxy-9-fluoro-16alpha-methylandrostane-1,4-diene-3-one-17-ylcarboxylate)

Item no.

USP-1A00340

CAS Number

[37926-77-5]

Unit

25 mg

Molecular formula

C23H31FO5

Price on request

All product details

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

Price on request

All product details

USP-1A00380

Pyrazinediethanol Propionic Acid (3-(3,6-bis(2-hydroxyethyl)pyrazin-2-yl)propanoate, sodium salt)

Item no.

USP-1A00380

CAS Number

[96681-85-5] (free acid)

Unit

5 mg

Molecular formula

C11H15NaN2O4

Price on request

All product details

USP-1A00390

Nebramine ((1S,2R,3R,4S,6R)-4,6-diamino-3-(((2R,3R,5S,6R)-3-amino-6-(aminomethyl)-5-hydroxytetrahydro-2H-pyran-2-yl)oxy)cyclohexane-1,2-diol)

Item no.

USP-1A00390

CAS Number

[34051-04-2]

Unit

10 mg

Molecular formula

C12H26N4O5

Price on request

All product details

USP-1A00410

Budesonide Sulfate Triethylamine Salt

Item no.

USP-1A00410

CAS Number

[1436872-65-9]

Unit

10 mg

Molecular formula

C25H34O9S·C6H15N

Price on request

All product details

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

Price on request

All product details

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

Price on request

All product details

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

Price on request

All product details

USP-1A00530

N6-(1-Iminoethyl)-D-lysine ((2R)-2-[(2S)-2-Aminobutanamido]butanamide)

Item no.

USP-1A00530

CAS Number

[1844123-52-9]

Unit

10 mg

Molecular formula

C8H17N3O2

Price on request

All product details

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

Price on request

All product details

USP-1A00620

Pemetrexed Disodium Enantiomer ((2R)-2-[[4-[2-(2-amino-4-oxo-4,7-dihydro-1H-pyrrolo[2,3-d]pyrimidin-5-yl)ethyl]benzoyl]amino]pentanedioic acid, sodium salt)

Item no.

USP-1A00620

CAS Number

[937370-10-0]

Unit

25 mg

Molecular formula

C20H19N5O6·2Na

Price on request

All product details

USP-1A00630

Pemetrexed Acid N-Hydroxysuccinimide Ester (2,5-dioxopyrrolidin-1-yl 4-(2-(2-amino-4-oxo-4,7-dihydro-3H-pyrrolo[2,3-d]pyrimidin-5-yl)ethyl)benzoate)

Item no.

USP-1A00630

CAS Number

[204257-65-8]

Unit

25 mg

Molecular formula

C19H17N5O5

Price on request

All product details

USP-1A00660

Rivaroxaban Phthalamide (N1,N2-bis(((S)-2-oxo-3-(4-(3-oxomorpholino)phenyl)oxazolidin-5-yl)methyl)phthalamide)

Item no.

USP-1A00660

CAS Number

[1365267-36-2]

Unit

25 mg

Molecular formula

C36H36N6O10

Price on request

All product details

USP-1A00670

Rivaroxaban Open Ring ((R)-5-chloro-N-(2-hydroxy-3-((4-(3-oxomorpholino)phenyl)amino)propyl)thiophene-2-carboxamide)

Item no.

USP-1A00670

CAS Number

[721401-53-2]

Unit

10 mg

Molecular formula

C18H20ClN3O4S

Price on request

All product details

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

Price on request

All product details

USP-1A00690

Bromobudesonide ((6aS,6bR,7S,8aS,8bS,11aR,12aS,12bS)-6b-bromo-7-hydroxy-8b-(2-hydroxyacetyl)-6a,8a-dimethyl-10-propyl-1,2,6a,6b,7,8,8a,8b,11a,12, 12a,12b-dodecahydro-4H-naphtho[2',1':4,5]indeno[1,2-d][1,3]dioxol-4-one)

Item no.

USP-1A00690

CAS Number

[313474-59-8]

Unit

25 mg

Molecular formula

C25H33BrO6

Price on request

All product details

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

Price on request

All product details

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

Price on request

All product details

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

Price on request

All product details

USP-1A00760

Atorvastatin 3-deoxyhept-2-enoic Acid ((S,E)-7-(2-(4-fluorophenyl)-5-isopropyl-3-phenyl-4-(phenylcarbamoyl)-1H-pyrrol-1-yl)-5-hydroxyhept-2-enoic acid)

Item no.

USP-1A00760

CAS Number

[1105067-93-3]

Unit

25 mg

Molecular formula

C33H33FN2O4

Price on request

All product details

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

Price on request

All product details

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

Price on request

All product details

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

Price on request

All product details

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

Price on request

All product details

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

Price on request

All product details

USP-1A01030

1,2-Dihydro Fluticasone Propionate

Item no.

USP-1A01030

CAS Number

[105613-90-9]

Unit

25 mg

Molecular formula

C25H33F3O5S

Price on request

All product details

USP-1A01070

Alpha-Naphthol (Naphthalen-1-ol)

Item no.

USP-1A01070

CAS Number

[90-15-3]

Unit

25 mg

Molecular formula

C10H8O

Price on request

All product details

USP-1A01130

Fluticasone Propionate Trisulfide

Item no.

USP-1A01130

CAS Number

[960071-64-1]

Unit

25 mg

Molecular formula

C48H58F4O10S3

Price on request

All product details

USP-1A01150

Pemetrexed Glutamide Sodium ((S)-4-((S)-4-(4-(2-(2-amino-4-oxo-4,7-dihydro-3H-pyrrolo[2,3-d]pyrimidin-5-yl)ethyl)benzamido)-4-carboxybutanamido)-4-carboxybutanoate, sodium salt)

Item no.

USP-1A01150

CAS Number

[144051-68-3] (free acid)

Unit

25 mg

Molecular formula

C25H27N6O9. Na

Price on request

All product details

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

Price on request

All product details

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

Price on request

All product details

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

Price on request

All product details

USP-1A01380

Clopidogrel Quaternary Salt (5-(1-(2-chlorophenyl)-2-methoxy-2-oxoethyl)-6,7-dihydrothieno[3,2-c]pyridin-5-ium, bromide)

Item no.

USP-1A01380

CAS Number

[2418591-12-3]

Unit

25 mg

Molecular formula

C16H15ClNO2S. Br

Price on request

All product details

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

Price on request

All product details

USP-1A01580

Dichlorothiophene Carboxylic Acid (3,5-dichlorothiophene-2-carboxylic acid)

Item no.

USP-1A01580

CAS Number

[89166-94-9]

Unit

25 mg

Molecular formula

C5H2Cl2O2S

Price on request

All product details

USP-1A01600

Diphthalimido Morpholinone Analog (2,2'-((2R,2'R)-((4-(3-oxomorpholino)phenyl)azanediyl)bis(2-hydroxypropane-3,1-diyl))bis(isoindoline-1,3-dione))

Item no.

USP-1A01600

CAS Number

[1643354-27-1]

Unit

25 mg

Molecular formula

C32H30N4O8

Price on request

All product details

USP-1A01620

Tolterodine Dimer (2,2'-((isopropylazanediyl)bis(1-phenylpropane-3,1-diyl))bis(4-methylphenol))

Item no.

USP-1A01620

CAS Number

[854306-72-2]

Unit

25 mg

Molecular formula

C35H41NO2

Price on request

All product details

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

Price on request

All product details

USP-1A01690

Ticlopidine Pyridinium Bromide Analog (5-(2-chlorobenzyl)-6,7-dihydrothieno[3,2-c]pyridin-5-ium, bromide)

Item no.

USP-1A01690

CAS Number

[801319-16-4] (free base)

Unit

25 mg

Molecular formula

C14H13ClNS. Br

Price on request

All product details

USP-1A01700

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

Item no.

USP-1A01700

CAS Number

[141109-19-5]

Unit

25 mg

Molecular formula

C15H16ClNO2S.HCl

Price on request

All product details

USP-1A08850

N-Nitroso Piperazine Solution (1 mg/mL in Methanol) (1-nitrosopiperazine)

Item no.

USP-1A08850

Unit

1 mL

Price on request

All product details

USP-1A08890

N-Nitroso Cinacalcet Solution (1 mg/mL in Methanol) ((R)-N-(1-(naphthalen-1-yl)ethyl)-N-(3-(3-(trifluoromethyl)phenyl)propyl)nitrous amide)

Item no.

USP-1A08890

Unit

1 mL

Price on request

All product details

...