Standard Substance

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Structure Chemical Name CAS MF
4-Methyl-2-hexanamine hydrochloride 4-Methyl-2-hexanamine hydrochloride 13803-74-2 C7H18ClN
CORTEXOLONE CORTEXOLONE 152-58-9 C21H30O4
Zaleplon Zaleplon 151319-34-5 C17H15N5O
Ascomycin Ascomycin 104987-12-4 C43H69NO12
1-Benzylpiperazine dihydrochloride 1-Benzylpiperazine dihydrochloride 5321-63-1 C11H18Cl2N2
1-(3-Chlorophenyl)piperazine hydrochloride 1-(3-Chlorophenyl)piperazine hydrochloride 65369-76-8 C10H14Cl2N2
N-desalkylflurazepam N-desalkylflurazepam 2886-65-9 C15H10ClFN2O
2'H-Androst-2-eno[3,2-c]pyrazol-5'(1'H)-one, 17-hydroxy-17-(methyl-d3)-, (5α,17β)- (9CI) 2'H-Androst-2-eno[3,2-c]pyrazol-5'(1'H)-one, 17-hydroxy-17-(methyl-d3)-, (5α,17β)- (9CI) 170082-17-4 C21H32N2O2
(1R,2S)-rel-2-(Aminomethyl)-N,N-diethyl-1-phenylcyclopropanecarboxamide hydrochloride (1R,2S)-rel-2-(Aminomethyl)-N,N-diethyl-1-phenylcyclopropanecarboxamide hydrochloride 101152-94-7 C15H23ClN2O
Sodium Phosphate Monobasic Monohydrate Sodium Phosphate Monobasic Monohydrate 10049-21-5 H4NaO5P
Tiagabine hydrochloride Tiagabine hydrochloride 145821-59-6 C20H26ClNO2S2
CYCLOSPORIN D CYCLOSPORIN D 63775-96-2 C63H113N11O12
PHOSPHATE STANDARD PHOSPHATE STANDARD 14265-44-2 O4P-3
Potassium phthalate (2:1) Potassium phthalate (2:1) 29801-94-3 C8H5KO4
(S)-1,2,4-Butanetriol (S)-1,2,4-Butanetriol 42890-76-6 C4H10O3
Mirtazapine Mirtazapine 61337-67-5 C17H19N3
SIBUTRAMINE HYDROCHLORIDE MONOHYDRATE SIBUTRAMINE HYDROCHLORIDE MONOHYDRATE 125494-59-9 C17H29Cl2NO
Stanolone Stanolone 521-18-6 C19H30O2
rac Des(isopropoxyethyl)-2-isopropoxyethoxymethyl Bisoprolol rac Des(isopropoxyethyl)-2-isopropoxyethoxymethyl Bisoprolol 1215342-36-1 C19H33NO5
6-HYDROXYCHLORZOXAZONE 6-HYDROXYCHLORZOXAZONE 1750-45-4 C7H4ClNO3
(S)-3-Boc-5-(benzyloxy)-1-(chloromethyl)-9-methyl-2,3-dihydro-1H-benzo[e]indole (S)-3-Boc-5-(benzyloxy)-1-(chloromethyl)-9-methyl-2,3-dihydro-1H-benzo[e]indole 945864-47-1 C26H28ClNO3
Thailanstatin A Thailanstatin A 1426953-21-0 C28H41NO9
4-Hydroxytolbutamide 4-Hydroxytolbutamide 5719-85-7 C12H18N2O4S
tert-Butyl [(1R,2S,5S)-2-amino-5-[(dimethylamino)carbonyl]cyclohexyl]carbamate oxalate tert-Butyl [(1R,2S,5S)-2-amino-5-[(dimethylamino)carbonyl]cyclohexyl]carbamate oxalate 1210348-34-7 C16H29N3O7
Cefixime Impurity A(EP) Cefixime Impurity A(EP)
ETIZOLAM ETIZOLAM 40054-69-1 C17H15ClN4S
Methohexital Methohexital 151-83-7 C14H18N2O3
2-Benzhydrylsulphinylacetic acid 2-Benzhydrylsulphinylacetic acid 63547-24-0 C15H14O3S
2-Methylamino-1-(3,4-methylenedioxyphenyl)propan-1-one-hydrochloridepropan-1-one-hydrochloride 2-Methylamino-1-(3,4-methylenedioxyphenyl)propan-1-one-hydrochloridepropan-1-one-hydrochloride 186028-80-8 C11H14ClNO3
7-(deoxyadenosin-N(6)-yl)aristolactam I 7-(deoxyadenosin-N(6)-yl)aristolactam I 127191-86-0 C27H22N6O7
1-(4-hydroxy-2-methoxyphenyl)ethanone 1-(4-hydroxy-2-methoxyphenyl)ethanone 493-33-4 C9H10O3
Sofosbuvir IMpurity Sofosbuvir IMpurity
1(ALPHA) 25-DIHYDROXYVITAMIN D2* 1(ALPHA) 25-DIHYDROXYVITAMIN D2* 60133-18-8 C28H44O3
7,10-Dimethoxy-10-DAB III 7,10-Dimethoxy-10-DAB III 183133-94-0 C31H40O10
1,3-Diethyl-1,3-diphenylurea 1,3-Diethyl-1,3-diphenylurea 85-98-3 C17H20N2O
1-(4-AMinophenyl)-5,6-dihydro-3-(4-Morpholinyl)-2(1h)-pyridinone 1-(4-AMinophenyl)-5,6-dihydro-3-(4-Morpholinyl)-2(1h)-pyridinone 1267610-26-3 C15H19N3O2
NM-2201 NM-2201 837112-21-7 C24H22FNO2
Hesperidin dihydrochalcone Hesperidin dihydrochalcone 35573-79-6 C28H36O15
DIISOPROPYL METHYLPHOSPHONATE DIISOPROPYL METHYLPHOSPHONATE 1445-75-6 C7H17O3P
D-Ephedrine hydrochloride D-Ephedrine hydrochloride 24221-86-1 C10H16ClNO
5-[ethyl(2-hydroxyethyl)amino]pentan-2-one 5-[ethyl(2-hydroxyethyl)amino]pentan-2-one 74509-79-8 C9H19NO2
2-[(Azidoacetyl)amino]-2-deoxy-D-glucopyranose 1,3,4,6-tetraacetate 2-[(Azidoacetyl)amino]-2-deoxy-D-glucopyranose 1,3,4,6-tetraacetate 98924-81-3 C16H22N4O10
PSI-7977-13C-d3 PSI-7977-13C-d3 2070009-25-3 C2113CH26D3FN3O9P
N-Formyl impurity N-Formyl impurity
1,7-DIMETHYLXANTHINE 1,7-DIMETHYLXANTHINE 611-59-6 C7H8N4O2
1-Pentyl-3-(1-naphthoyl)indole 1-Pentyl-3-(1-naphthoyl)indole 209414-07-3 C24H23NO
Tapentadol Hydrochloride Tapentadol Hydrochloride 175591-09-0 C14H24ClNO
Rosuvastatin EP Impurity B (Sodium Salt) Rosuvastatin EP Impurity B (Sodium Salt)
HYDROXYZINE HYDROCHLORIDE HYDROXYZINE HYDROCHLORIDE C21H28Cl2N2O2
N-DESMETHYLCLOZAPINE N-DESMETHYLCLOZAPINE 6104-71-8 C17H17ClN4
2-(Ethylamino)propiophenone hydrochloride 2-(Ethylamino)propiophenone hydrochloride 51553-17-4 C11H16ClNO
25-HYDROXYVITAMIN D2 25-HYDROXYVITAMIN D2 21343-40-8 C28H44O2
Vardenafil dihydrochloride Vardenafil dihydrochloride 224789-15-5 C23H33ClN6O4S
2-Diphenylmethylpiperidine hydrochloride 2-Diphenylmethylpiperidine hydrochloride 5807-81-8 C18H22ClN
OXY-CHLORDANE OXY-CHLORDANE 27304-13-8 C10H4Cl8O
ETHYL B-D-GLUCURONIDE ETHYL B-D-GLUCURONIDE 17685-04-0 C8H14O7
SALVINORIN A SALVINORIN A 83729-01-5 C23H28O8
TWEEN 85 TWEEN 85 9055-70-3 C60H108O8.(C2H4O)n
Rosuvastatin IMpurity SodiuM Salt (5-Oxo Rosuvastatin SodiuM Salt) Rosuvastatin IMpurity SodiuM Salt (5-Oxo Rosuvastatin SodiuM Salt) 1422619-13-3 C22H26FN3O6S
DEXTRORPHAN D-TARTRATE DEXTRORPHAN D-TARTRATE 143-98-6 C21H29NO7
Paroxetine maleate Paroxetine maleate 64006-44-6 C23H24FNO7
ALPHA-HYDROXYALPRAZOLAM ALPHA-HYDROXYALPRAZOLAM 37115-43-8 C17H13ClN4O
1'-HYDROXYMIDAZOLAM 1'-HYDROXYMIDAZOLAM 59468-90-5 C18H13ClFN3O
ALFENTANIL HYDROCHLORIDE ALFENTANIL HYDROCHLORIDE 69049-06-5 C21H33ClN6O3
(+)-Anabasinehydrochloride (+)-Anabasinehydrochloride 53912-89-3 C10H14N2.HCl
Epitestosterone Epitestosterone 481-30-1 C19H28O2
JWH 073 JWH 073 208987-48-8 C23H21NO
SUFENTANIL CITRATE SUFENTANIL CITRATE 60561-17-3 C28H38N2O9S
NORMEPERIDINE NORMEPERIDINE 77-17-8 C14H19NO2
BROMIDE BROMIDE 24959-67-9 Br-
3,4-Methylenedioxy-N-ethylamphetamine 3,4-Methylenedioxy-N-ethylamphetamine 82801-81-8 C12H17NO2
OXYCODONE OXYCODONE 76-42-6 C18H21NO4
MYCOPHENOLIC ACID GLUCURONIDE MYCOPHENOLIC ACID GLUCURONIDE 31528-44-6 C23H28O12
DEHYDRO ARIPIPRAZOLE DEHYDRO ARIPIPRAZOLE 129722-25-4 C23H25Cl2N3O2
PROTRIPTYLINE HYDROCHLORIDE PROTRIPTYLINE HYDROCHLORIDE 1225-55-4 C19H22ClN
Calcifediol-d6 Calcifediol-d6 78782-98-6 C27H44O2
OCTACHLOROSTYRENE OCTACHLOROSTYRENE 29082-74-4 C8Cl8
DL-AMPHETAMINE (D5) DL-AMPHETAMINE (D5) 65538-33-2 C9H13N
1-(8-Bromo-2,3,6,7-tetrahydrobenzodifuran-4-yl)-2-aminoethane hydrochloride 1-(8-Bromo-2,3,6,7-tetrahydrobenzodifuran-4-yl)-2-aminoethane hydrochloride 178557-21-6 C12H15BrClNO2
4-fluoro-α-methylbenzeneethanamine  hydrochloride 4-fluoro-α-methylbenzeneethanamine hydrochloride 64609-06-9 C9H13ClFN
Hydroxybupropione Hydroxybupropione 92264-81-8 C13H18ClNO2
METHYL-D3-MALONIC ACID METHYL-D3-MALONIC ACID 42522-59-8 C4H3D3O4
N-Demethyl olanzapine N-Demethyl olanzapine 161696-76-0 C16H18N4S
11BETA,17ALPHA-DIHYDROXY-4-PREGNENE-3,20-DIONE 11BETA,17ALPHA-DIHYDROXY-4-PREGNENE-3,20-DIONE 641-77-0 C21H30O4
(+/-)-11-NOR-9-CARBOXY-DELTA9-THC (+/-)-11-NOR-9-CARBOXY-DELTA9-THC 104874-50-2 C21H28O4
7-AMINONITRAZEPAM 7-AMINONITRAZEPAM 4928-02-3 C15H13N3O
OXYMORPHONE OXYMORPHONE 76-41-5 C17H19NO4
(+)-(1R,2R)-O-DESMETHYL TRAMADOL HCL (+)-(1R,2R)-O-DESMETHYL TRAMADOL HCL 148262-77-5 C15H24ClNO2
2,4'-DINITRODIPHENYLAMINE 2,4'-DINITRODIPHENYLAMINE 612-36-2 C12H9N3O4
DESMETHYLDOXEPIN DESMETHYLDOXEPIN 1225-56-5 C18H19NO
APOLIPOPROTEIN A-I, HUMAN APOLIPOPROTEIN A-I, HUMAN
CHLORDIAZEPOXIDE-D5 CHLORDIAZEPOXIDE-D5 65891-81-8 C16H14ClN3O
NALBUPHINE HYDROCHLORIDE NALBUPHINE HYDROCHLORIDE 23277-43-2 C21H28ClNO4
N-DESMETHYLCITALOPRAM HYDROCHLORIDE N-DESMETHYLCITALOPRAM HYDROCHLORIDE 144025-14-9 C19H19FN2O
2-Naphthalenecarboxylic acid, 4-hydroxy-8-Methyl- 2-Naphthalenecarboxylic acid, 4-hydroxy-8-Methyl- 16036-18-3 C12H10O3
LincoMycin 2-Phosphate LincoMycin 2-Phosphate 27480-30-4 C18H35N2O9PS
Clarithromycin impurity Clarithromycin impurity
tert-butyl (4-(benzyloxy)-8-methylnaphthalen-2-yl)carbamate tert-butyl (4-(benzyloxy)-8-methylnaphthalen-2-yl)carbamate 1662687-76-4 C23H25NO3
COCAINE COCAINE 50-36-2 C17H21NO4
(+/-)-GEOSMIN (+/-)-GEOSMIN 16423-19-1 C12H22O
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