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Epirubicin Hydrochloride

Chemical name : (8S,10S)-10-[(3-Amino-2,3,6-trideoxy-a-L-arabino-hexopyranosyl)oxy]-6,8,11- trihydroxy-8-(hydroxyacetyl)-1-methoxy-7,8,9,10-tetrahydrotetracene-5,12-dione hydrochloride.

Mol. Formula : C27H30ClNO11

Mol. Weight : 579.98 g/mol

Epirubicin EP Imp A: (Doxorubicinone)

Code : VE120001

Chemical name : (8S,10S)-6,8,10,11-tetrahydroxy-8-(hydroxyacetyl)-1-methoxy-7,8,9, 10-tetrahydro tetracene-5,12-dione
Epirubicin EP Imp D: (Daunorubicin)

Code : VE120002

Chemical name : (8S,10S)-8-acetyl-10-[(3-amino-2,3,6-trideoxy-a-L-lyxo-hexopyranosyl)oxy]-6,8, 11-trihydroxy-1-methoxy-7,8,9,10-tetrahydrotetracene-5,12-dione

Erlotinib Hydrochloride

Chemical name : N-(3-Ethynylphenyl)-6,7-bis(2-methoxyethoxy)-4-quinazolinamine, Hydrochloride Salt,

Mol. Formula : C22H24ClN3O4

Mol. Weight : 429.9 g/mol

Erlotinib

Code : VE240001

Chemical name : N-(3-Ethynylphenyl)-6,7-bis(2-methoxyethoxy)-4-quinazolinamine
Erlotinib-d6 Hydrochloride

Code : VE240002

Chemical name : N-(3-Ethynylphenyl)-6,7-bis(2-methoxyethoxyd3)-4-quinazolinamine Hydrochloride
Erlotinib Impurity-(3-Ethynylaniline)

Code : VE240003

Chemical name : (3-Ethynylphenyl)amine
Erlotinib Intermediate

Code : VE240009

Chemical name : 4-Chloro-6,7-bis-(2-chloroethoxy)quinazoline

Erythromycin

Chemical name : (3R,4S,5S,6R,7R,9R,11R,12R,13S,14R)-4-[(2,6-dideoxy-3-C-methyl-3-Omethyl-a-L-ribo- hexo pyranosyl)oxy]-14-ethyl-7,12,13-trihydroxy-3,5,7,9,11, 13-hexamethyl-6-[(3,4,6-trideoxy-3-dimethyl amino-b-D-xylo-hexopyranosyl)-oxy]oxacyclotetradecane-2,10-dione

Mol. Formula : C37H67NO13

Mol. Weight : 733.93 g/mol

Erythromycin Estolate

Code : VE080001

Chemical name : (3R,4S,5S,6R,7R,9R,11R,12R,13S, 14R)-4-[(2,6-Dideoxy-3-C-methyl-3-O-methyl-α-L-ribo hexopyranosyl)oxy]-14-ethyl-7,12,13- trihydroxy-3,5,7, 9, 11,13-hexamethyl-6-[[3,4,6-trideoxy-3-(dimethyl amino)-2-Opropionyl-β-D-xylo-hexo pyranosyl]oxy] oxacyclotetradecane-2,10-dione dodecyl sulphate (erythromycin A 2-propionate dodecyl sulphate)
Erythromycin A Imino Ether

Code : VE080002

Chemical name : Erythromycin A 6,9 Imino Ether
Erythromycin Stearate

Code : VE080003

Chemical name : octadecanoate of (3R,4S,5S,6R,7R,9R,11R,12R,13S,14R)-4-[(2,6-dideoxy-3-C- methyl-3-O-methyl-a-L-ribo-hexopyranosyl)oxy]-14-ethyl-7,12,13-trihydroxy-3,5,7,9, 11,13-hexa methyl -6-[[3,4,6-trideoxy-3-(dimethylamino)-b-D-xylo- hexopyranosyl]oxy]oxacyclotetradecane-2,10-dione
Erythromycin Imp F

Code : VE080006

Chemical name : Pseudo Erythromycin A Enol Ether
Erythromycin Ethylsuccinate Imp G

Code : VE080004

Chemical name : (3R,4S,5S,6R,7R,9R,11R,12R, 13S,14R) -4-[(2,6-dideoxy-3-C-methyl-3-O- methyl-a-L-ribo-hexopyranosyl)oxy]-14-ethyl-7,12,13-trihydroxy-3,5,7,9,11,13- hexamethyl-6-[[3,4,6-trideoxy-3-[(4-ethoxy-4-oxobutanoyl)methylamino]-b-D-xylo- hexopyranosyl]oxy]oxacyclotetradecane-2,10-dione (Erythromycin-N-ethylsuccinate).
Erythromycin Imp G (N-oxide)

Code : VE080005

Chemical name : [(2S,3R,4S,6R)-2-[[(3R,4S,5S,6R,7R,9R,11R,12R,13R,14R)-14-ethyl-7,12,13-trihydroxy-4-[(2S,4R,5S,6S)-5-hydroxy-4-methoxy-4,6-dimethyl-oxan-2-yl]oxy-3,5,7,9,11,13-hexamethyl-2,10-dioxo-1-oxacyclotetradec-6-yl]oxy]-3-hydroxy-6-methyl-oxan-4-yl]-dimethyl-oxido-azanium
Erythromycin A oxime

Code : VE080007

Chemical name : 9-Erythromycin 9-Oxime
Erythromycin B

Code : VE080008

Chemical name : 12-Deoxyerythromycin
Erythromycin EP Impurity E(erythromycin A enol ether)

Code : VE080012

Chemical name : (2R,3R,4S,5R,8R,9S,10S,11R,12R)-9-[(2,6-dideoxy-3-C-methyl-3-O-methyl-a-L-ribo-hexopyranosyl)oxy]-5-ethyl-3,4-dihydroxy-2,4,8,10,12,14- hexamethyl-11-[[3,4,6-trideoxy-3-(dimethylamino)-b-D-xylo-hexopyranosyl]oxy]-6, 15-dioxabicyclo[10.2.1]pentadec-1(14)-en-7-one
Erythromycin EP Impurity B

Code : VE080011

Chemical name : (3R,4S,5S,6R,7R,9R,11R,12R,13S,14R)-4-[(2,6-dideoxy-3-C-methyl-3-O- methyl--L-ribo-hexopyranosyl)oxy]-14-ethyl-7,12,13-trihydroxy-3,5,7,9,11,13- hexamethyl-6-[[3,4,6-trideoxy-3-(methylamino)--D-xylo- hexopyranosyl]oxy]oxacyclotetradecane-2,10-dione
Erythromycin EP Impurity D

Code : VE080010

Chemical name : (1S,2R,3R,4S,5R,8R,9S,10S,11R,12R,14R)-9-[(2,6-dideoxy-3-C-methyl-3-O- methyl-a-L-ribo-hexopyranosyl)oxy]-5-ethyl-3-hydroxy-2,4,8,10,12,14-hexamethyl- 11-[[3,4,6-trideoxy-3-(dimethylamino)-b-D-xylo-hexopyranosyl]oxy]-6,15,16- trioxatricyclo[10.2.1.11,4]hexadecan-7-one (anhydroerythromycin A),

Escitalopram Oxalate

Chemical name : S-(+)-1-[3-(Dimethylamino)propyl]-1-(p-fluorophenyl)-5-phthalancarbonitrile oxalate

Mol. Formula : C20H21FN2O.C2H2O4

Mol. Weight : 414.43 g/mol

Escitalopram R Isomer

Code : VE060001

Chemical name : R-(-)-1-[3-(diMethylaMino)propyl]-1-(p-fluorophenyl)-5-phthalancarbonitrile oxalate;
N-Chloromethyl Escitalopram Impurity

Code : VE060002

Chemical name : N-(Chloromethyl)3-[5-cyano-1-(4-Fluorophenyl)-1,3-dihydro-2-benzofuran-1-yl]-N,N dimethylpropan-1-aminium;

Esmolol Hydrochloride

Chemical name : methyl (RS)-3-{4-[2-hydroxy-3-(propan-2-ylamino)propoxy]phenyl}propanoate) hydrochloride

Mol. Formula : C16H26ClNO4

Mol. Weight : 331.874 g/mol

Esomeprazole Magnesium Trihydrate

Chemical name : 5-methoxy-2-[(4-methoxy-3,5-dimethyl-2-pyridyl)methylsulfinyl]benzimidazol-1-ide

Mol. Formula : C34H36MgN6O6S2.3H2O

Mol. Weight : 767.17 g/mol

Esomeprazole Magnesium Trihydrate EP Impurity-A: (Omeprazole EP Imp A (USP RC B)

Code : VO040001

Chemical name : 5-methoxy-1H-benzimidazole-2-thiol
Esomeprazole Magnesium Trihydrate EP Impurity-B (Desmethoxy Omeprazole): (Omeprazole EP Imp B)

Code : VO040002

Chemical name : 2-[(RS)-[(3,5-dimethylpyridin-2-yl)methyl]sulphinyl]-5-methoxy-1Hbenzimidazole
Esomeprazole Magnesium Trihydrate EP Impurity-C: (Ufiprazole) (Omeprazole EP Imp C)

Code : VO040003

Chemical name : 5-methoxy-2-[[(4-methoxy-3,5-dimethylpyridin-2-yl)methyl]sulphanyl]-1H- benzimidazole (ufiprazole)
Esomeprazole Magnesium Trihydrate EP Impurity-D (USP RC A) (Omeprazole Sulfone)

Code : VO040004

Chemical name : 5-methoxy-2-[[(4-methoxy-3,5-dimethylpyridin-2-yl)methyl]sulphonyl]-1H-benzimidazole (omeprazole sulphone),
Esomeprazole Magnesium Trihydrate EP Impurity – E : (Omeprazole – N-Oxide)

Code : VO040005

Chemical name : 4-Methoxy-2-[[(RS)-(5-methoxy- 1H-benzimidazol-2-yl)sulfinyl]methyl]-3,5-dimethylpyridine 1-oxide
Esomeprazole N-Oxide: (Esomeprazole Imp 4) (V2 Chempharma)

Code : VE030007

Chemical name : 6-mthoxy-1-benzimidazole n-oxide
Esomeprazole Impurity: (V2 Chempharma)

Code : VE030008

Chemical name : 4-methoxy-3,5-dimethylpyridin-2-yl) methanethiol
Esomeprazole Magnesium Enantiomer

Code : VE030009

Chemical name : 5-Methoxy-2-[(R)-[(4-methoxy-3,5-dimethylpyridin-2-yl)methyl]sulphinyl]-1H-benzimidazole
Esomeprazole Impurity : (V2 Chempharma)

Code : VNA

Chemical name : 2-((3,5-dimethylpyridin-2-yl)methylsulfinyl)-6-methoxy-1H-benzo[d]imidazole

Estradiol Hemihydrate

Chemical name : Estra-1,3,5(10)-triene-3,17β-diol hemihydrate

Mol. Formula : C18H24O2,½H2O

Mol. Weight : 281.4 g/mol

Estradiol Realted compound B

Code : VE340004

Chemical name : (1,3,5(10),6-estratetraen-3,17beta-diol)
Estradiol Hemihydrate EP Imp C [4-METHYLESTRADIOL]

Code : VE340002

Chemical name : 4-methylestra-1,3,5(10)-Triene-3,17β-diol,
Estradiol Hemihydrate EP Imp D

Code : VE340001

Chemical name : Estra-1,3,5(10),9(11)-tetraene-3,17ß-diol; delta-9(11)-Estradiol

Eszopiclone

Chemical name : (S)-6-(5-Chloro-2-pyridinyl)- 7-oxo- 6,7-dihydro- 5H-pyrrolo[3,4-b]pyrazin-5-yl- 4-methyl- 1-piperazinecarboxylate

Mol. Formula : C17H17ClN6O3

Mol. Weight : 388.808 g/mol

Eszopiclone Impurity C

Code : VE390001

Chemical name : 6-(5-chloropyridin-2-yl)-6,7-dihydropyrrolo[3,4-b]pyrazin-5-one
Eszopiclone Impurity (2,3- pyrazine acid aldehyde)

Code : VE390002

Chemical name : 2,3-pyrazine acid aldehyde (PAA)
Eszopiclone N-Oxide

Code : VE390009

Chemical name : (S)-4-(((6-(5-chloropyridin-2-yl)-7-oxo-6,7-dihydro-5H-pyrrolo[3,4-b]pyrazin-5-yl)oxy)carbonyl)-1-methylpiperazine 1-oxide

Ethacrynic Acid

Chemical name : 2-[2,3-Dichloro-4-(2-methylene-1-oxobutyl)phenoxy]acetic Acid

Mol. Formula : C13H12Cl2O4

Mol. Weight : 303.14 g/mol

Ethacrynic Acid Imp A(Etacrynic Acid EP Imp A)

Code : VE380002

Chemical name : (4-butanoyl-2,3-dichlorophenoxy)acetic acid
Ethacrynic Acid Imp B (Etacrynic Acid EP Imp B)

Code : VE380001

Chemical name : {2,3-dichloro-4-[2-(chloromethyl)butanoyl]phenoxy}acetic acid
Ethacrynic Acid D5

Code : VE380003

Chemical name : 2-[2,3-Dichloro-4-(2-methylene-1-oxobutyl) phenoxy-d5]acetic Acid
Ethacrynic Acid Mercapturate (Mixture of diastereomers)

Code : VE380004

Chemical name : N-Acetyl-S-[2-[4-(carboxymethoxy)-2,3-dichloro benzoyl]butyl]-L-cysteine

Ethambutol Hydrochloride

Chemical name : (2S,2’S)-2,2’-(ethylenediimino) dibutan -1-ol dihydrochloride

Mol. Formula : C10H26Cl2N2O2

Mol. Weight : 277.2 g/mol

Ethambutol Meso Isomer

Code : VE100001

Chemical name : R = CH2-OH, R’ = H: (2R,2’S)-2,2’-(ethylenediimino)dibutan-1-ol (meso-ethambutol),
Ethambutol EP Imp A

Code : VE100002

Chemical name : 2-aminobutan-1-ol
Ethambutol Metabolite

Code : VE100003

Chemical name : 2,2’-(Ethylenediimino)dibutyric acid

의약품용 유연물질, 표준품 전문업체 Specialty of Pharmaceutical Impurity & Reference Standard

의약품용 유연물질, 표준품 전문업체
Specialty of Pharmaceutical Impurity & Reference Standard