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

  • Levetiracetam
    • Levetiracetam
      Code : L030000
      Chemical name : (S)-2-(2-Oxopyrrolidin-1-yl)butanamide
      Unit : 10mg, 20mg, 50mg,100mg,
    • Levetiracetam EP impurity A (Levetiracetam acid, Levetiracetam Carboxylic Acid, Levetiracetam impurity A)
      Code : LU1359404
      Chemical name : 2-(2-oxopyrrolidin-1-yl)butanoic acid
      Unit : 10mg, 20mg, 50mg,100mg,
    • Levetiracetam EP Impurity B
      Code : L030009
      Chemical name : (2Z)-2-(2-Oxopyrrolidin-1-yl)but-2-enamide ;
      Unit : 10mg, 20mg, 50mg,100mg,
    • Levetiracetam EP Impurity C (2-Pyridone)
      Code : L030010
      Chemical name : 2-hydroxy pyridine; 1H-pyridin-2-one
      Unit : 10mg, 20mg, 50mg,100mg,
    • Levetiracetam EP Impurity D (Levetiracetam)
      Code : L030003
      Chemical name : (2R)-2-(2-oxopyrrolidin-1-yl)butanamide
      Unit : 10mg, 20mg, 50mg,100mg,
    • Levetiracetam Impurity (USP RC A, Levetiracetam Impurity 3, LCTRC 3)
      Code : L030001
      Chemical name : (S)-N-(1-Amino-1-oxobutan-2-yl)-4-chlorobutanamide
      Unit : 10mg, 20mg, 50mg,100mg,
    • Levetiracetam Impurity B (IH) (Levetiracetam)
      Code : L030005
      Chemical name : 2(RS)-(2-Oxopyrrolidin-1-yl)butyramide; (2R)-2-(2-oxopyrrolidin-1-yl)butanamide
      Unit : 10mg, 20mg, 50mg,100mg,
    • Levetiracetam Impurity C (IH) (USP RC B)
      Code : L030006
      Chemical name : (S)-2-Aminobutyramide hydrochloride; (S)-2-Aminobutanamide hydrochloride
      Unit : 10mg, 20mg, 50mg,100mg,
    • Levetiracetam Impurity D (IH)
      Code : L030007
      Chemical name : (RS)-2-Aminobutanamide Hydrochloride; (RS)-2-Aminobutyramide hydrochloride
      Unit : 10mg, 20mg, 50mg,100mg,
    • Levetiracetam Impurity E (IH)
      Code : L030008
      Chemical name : (s)-alpha-ethyl-2-oxo-1-pyrrolidineacetic acid (r)-alpha-methylbenzylamine salt
      Unit : 10mg, 20mg, 50mg,100mg,
    • Levetiracetam Impurity 3 (USP RC A )
      Code : L030001
      Chemical name : (2S)-2-(4-chlorobutanoylamino)butanamide
      Unit : 10mg, 20mg, 50mg,100mg,
    • Levetiracetam Impurity 4 (Levetiracetam acid, Levetiracetam Carboxylic Acid)
      Code : L030004
      Chemical name : (2S)-2-(2-oxopyrrolidin-1-yl)butanoic acid
      Unit : 10mg, 20mg, 50mg,100mg,
  • Levetiracetam Acid
    • Levetiracetam Acid
      Code : L030018
      Chemical name : (2R)-2-(2-oxopyrrolidin-1-yl) butanoic acid
      Unit : 10mg, 20mg, 50mg,100mg,
  • Losartan
    • Losartan
      Code : [2-butyl-5-chloro-3-[[4-[2-(2H-tetrazol-5-yl)phenyl]phenyl]methyl]imidazol-4-yl]methanol
      Unit : 10mg, 20mg, 50mg,100mg,
    • Losartan EP Impurity A (Losartan Impurity 1)
      Code : L070001
      Chemical name : (2-butyl-4-chloro-1H-imidazol-5-yl)methanol;
      Unit : 10mg, 20mg, 50mg,100mg,
    • Losartan EP Impurity B (Losartan potassium EP Impurity B )
      Code : L070002
      Chemical name : [4-[2-(2H-tetrazol-5-yl)phenyl]phenyl]methanol;
      Unit : 10mg, 20mg, 50mg,100mg,
    • Losartan Impurity B (Losartan alpha-Butyl-losartan Aldehyde Adduct)
      Code : L070017
      Chemical name : 1-[2-butyl-5-chloro-3-[[4-[2-(2H-tetrazol-5-yl)phenyl]phenyl]methyl]imidazol-4-yl]-2-[4-chloro-5-(hydroxymethyl)-1-[[4-[2-(2H-tetrazol-5-yl)phenyl]phenyl]methyl]imidazol-2-yl]pentan-1-ol
      Unit : 10mg, 20mg, 50mg,100mg,
    • Losartan EP Impurity C (Losartan Potassium EP Impurity C )
      Code : L070003
      Chemical name : 2-Butyl-5-chloro-1-[p-(o-1H-tetrazol-5-ylphenyl)benzyl]imidazole-4-methanol;
      Unit : 10mg, 20mg, 50mg,100mg,
    • Losartan Impurity C
      Code : L070018
      Chemical name : 5-[2-[4-[(2-butyl-4-chloroimidazol-1-yl)methyl]phenyl]phenyl]-2H-tetrazole;2,2,2-trifluoroacetic acid
      Unit : 10mg, 20mg, 50mg,100mg,
    • Losartan EP Impurity D (Losartan USP RC A)
      Code : L070004
      Chemical name : 2-Butyl-5-chloro-1H-imidazole-4-carbaldehyde;
      Unit : 10mg, 20mg, 50mg,100mg,
    • Losartan EP Impurity E (Methylbiphenyl Tetrazole, Losartan potassium EP Impurity E )
      Code : L070005
      Chemical name : 5-[2-(4-methylphenyl)phenyl]-2H-tetrazole;
      Unit : 10mg, 20mg, 50mg,100mg,
    • Losartan EP Impurity F (Losartan Isopropyl Ether, Losartan potassium EP Impurity F)
      Code : L070006
      Chemical name : 5-[2-[4-[[2-butyl-4-chloro-5-(propan-2-yloxymethyl)imidazol-1-yl]methyl]phenyl]phenyl]-2H-tetrazole;
      Unit : 10mg, 20mg, 50mg,100mg,
    • Losartan EP Impurity G (Triphenylcarbinol)
      Code : L070007
      Chemical name : triphenylcarbinol
      Unit : 10mg, 20mg, 50mg,100mg,
    • Losartan Impurity G (Losartan Imidazo[1,5-b]isoquinoline Impurity)
      Chemical name : 3-butyl-1-chloro-8-[2-(2H-tetrazol-5-yl)phenyl]-5,10-dihydroimidazo[1,5-b]isoquinoline
      Unit : 10mg, 20mg, 50mg,100mg,
    • Losartan EP Impurity H (Trityllosartan, Losartan potassium EP Impurity H )
      Code : L070008
      Chemical name : [2-butyl-5-chloro-3-[[4-[2-(2-trityltetrazol-5-yl)phenyl]phenyl]methyl]imidazol-4-yl]methanol
      Unit : 10mg, 20mg, 50mg,100mg,
    • Losartan EP Impurity I (Losartan Trityl Ether, Losartan potassium EP Impurity I )
      Code : L070009
      Chemical name : 5-[2-[4-[[2-butyl-4-chloro-5-(trityloxymethyl)imidazol-1-yl]methyl]phenyl]phenyl]-2H-tetrazole;
      Unit : 10mg, 20mg, 50mg,100mg,
    • Losartan EP Impurity J (O-Acetyl losartan, Losartan Potassium EP Impurity J)
      Code : L070010
      Chemical name : [2-butyl-5-chloro-3-[[4-[2-(2H-tetrazol-5-yl)phenyl]phenyl]methyl]imidazol-4-yl]methyl acetate ;
      Unit : 10mg, 20mg, 50mg,100mg,
    • Losartan EP Impurity K (Losartan Carboxaldehyde,Losartan Potassium EP Impurity K )
      Code : L070011
      Chemical name : 2-butyl-5-chloro-3-[[4-[2-(2H-tetrazol-5-yl)phenyl]phenyl]methyl]imidazole-4-carbaldehyde;
      Unit : 10mg, 20mg, 50mg,100mg,
    • Losartan Impurity K (5-Deshydroxymethyl-5-chloro Losartan)
      Chemical name : 5-[2-[4-[(2-butyl-4,5-dichloroimidazol-1-yl)methyl]phenyl]phenyl]-2H-tetrazole
      Unit : 10mg, 20mg, 50mg,100mg,
    • Losartan EP Impurity L (N1-Losartanyl Losartan, Losartan potassium EP Impurity L )
      Code : L070023
      Chemical name : [2-butyl-3-[[4-[2-[1-[[2-butyl-5-chloro-3-[[4-[2-(2H-tetrazol-5-yl)phenyl]phenyl]methyl]imidazol-4-yl]methyl]tetrazol-5-yl]phenyl]phenyl]methyl]-5-chloroimidazol-4-yl]methanol
      Unit : 10mg, 20mg, 50mg,100mg,
    • Losartan EP Impurity M (N2-Losartanyl-losartan, Losartan potassium EP Impurity M )
      Code : L070024
      Chemical name : [2-butyl-3-[[4-[2-[2-[[2-butyl-5-chloro-3-[[4-[2-(2H-tetrazol-5-yl)phenyl]phenyl]methyl]imidazol-4-yl]methyl]tetrazol-5-yl]phenyl]phenyl]methyl]-5-chloroimidazol-4-yl]methanol
      Unit : 10mg, 20mg, 50mg,100mg,
  • Losartan Dibromo N2-Trityl Impurity
    • Losartan Dibromo N2-Trityl Impurity
      Code : L070027
      Chemical name : 5-[2-[4-(dibromomethyl)phenyl]phenyl]-2-trityltetrazole
      Unit : 10mg, 20mg, 50mg,100mg,
  • Levocetirizine d4 Dihydrochloride
    • Levocetirizine-d4 Dihydrochloride
      Code : L040022
      Chemical name : 2-[2-[4-[(R)-(4-Chlorophenyl)phenylmethyl]-1-piperazinyl]ethoxy-d4]acetic Acid Dihydrochloride
      Unit : 10mg, 20mg, 50mg,100mg,
  • Lidocaine
    • Lidocaine
      Code : L380001
      Chemical name : 2-(diethylamino)-N-(2,6-dimethylphenyl)acetamide
      Unit : 10mg, 20mg, 50mg,100mg,
    • Lidocaine EP Impurity A (RC A, 2,6-Xylidine)
      Code : L380002
      Chemical name : 2,6-dimethylaniline; 2,6-Xylidine, 2-Amino-1,3-dimethylbenzene;
      Unit : 10mg, 20mg, 50mg,100mg,
    • Lidocaine EP Impurity A (HCl Salt), 2,6-Xylidine hydrochloride
      Code : L380002A
      Chemical name : 2, 6-Dimethylaniline Hydrochloride; Ropivacaine USP Related Compound A; Ropivacaine EP Impurity H.
      Unit : 10mg, 20mg, 50mg,100mg,
    • Lidocaine EP Impurity B (Lidocaine N2-oxide)
      Code : L380003
      Chemical name : 2-(Diethyloxidoamino)-N-(2,6-dimethylphenyl)acetamide
      Unit : 10mg, 20mg, 50mg,100mg,
    • Lidocaine EP Impurity C (N-acetyl-2,6-xylidine, Lidocaine Impurity C)
      Code : L380004
      Chemical name : N-(2,6-Dimethylphenyl)acetamide
      Unit : 10mg, 20mg, 50mg,100mg,
    • Lidocaine EP Impurity D (Monoethylglycinexylidine HCl, Lidocaine Impurity D))
      Code : L380005
      Chemical name : N-(2,6-dimethylphenyl)-2-(ethylamino)acetamide;hydrochloride
      Unit : 10mg, 20mg, 50mg,100mg,
    • Lidocaine EP Impurity F (2-(diethylamino)-N-(2,3-dimethylphenyl)acetamide;hydrochloride);
      Code : L380006
      Chemical name : 2-(diethylamino)-N-(2,3-dimethylphenyl)acetamide;hydrochloride
      Unit : 10mg, 20mg, 50mg,100mg,
    • Lidocaine EP Impurity G (Lidocaine hydrochloride EP Impurity G)
      Code : L380007
      Chemical name : N-(2,6-dimethylphenyl)-2-(propan-2-ylamino)acetamide
      Unit : 10mg, 20mg, 50mg,100mg,
    • Lidocaine Impurity G (N-(2,6-dimethylphenyl)-2-(propan-2-ylamino)acetamide;hydrochloride);
      Chemical name : N-(2,6-dimethylphenyl)-2-(propan-2-ylamino)acetamide;hydrochloride
      Unit : 10mg, 20mg, 50mg,100mg,
    • Lidocaine EP Impurity H
      Code : L380008
      Chemical name : 2-chloro-N-(2,6-dimethylphenyl)acetamide
      Unit : 10mg, 20mg, 50mg,100mg,
    • Lidocaine EP Impurity I
      Code : L380009
      Chemical name : 2-(Diethylamino)-N-(2,4-dimethylphenyl)acetamide
      Unit : 10mg, 20mg, 50mg,100mg,
    • Lidocaine EP Impurity J (Lidocaine hydrochloride EP Impurity J)
      Code : L380010
      Chemical name : 2-(diethylamino)-N-(2,5-dimethylphenyl)acetamide
      Unit : 10mg, 20mg, 50mg,100mg,
    • Lidocaine USP Impurity J
      Chemical name : 2-(diethylamino)-N-(2,5-dimethylphenyl)acetamide;hydrochloride
      Unit : 10mg, 20mg, 50mg,100mg,
    • Lidocaine EP Impurity K
      Code : L380012
      Chemical name : N-(2,6-dimethylphenyl)-2-[ethyl(methyl)amino]acetamide
      Unit : 10mg, 20mg, 50mg,100mg,
    • Lidocaine Impurity K
      Chemical name : N-(2,6-dimethylphenyl)-2-[ethyl(methyl)amino]acetamide;hydrochloride
      Unit : 10mg, 20mg, 50mg,100mg,
  • Lacosamide propanamide Impurity
    • Lacosamide propanamide Impurity
      Code : L100011
      Chemical name : (R)-2-acetamido-3-methoxypropanamide
      Unit : 10mg, 20mg, 50mg,100mg,
  • Lacosamide Isobutyl Impurity
    • Lacosamide Isobutyl Impurity
      Code : L100009
      Chemical name : (R)-Isobutyl-I-(benzylamino)-3-methoxy-1-oxopropan-2-yl carbamate
      Unit : 10mg, 20mg, 50mg,100mg,
  • Lacosamide
    • Lacosamide
      Code : L100000
      Chemical name : (2R)-2-acetamido-N-benzyl-3-methoxypropanamide
      Unit : 10mg, 20mg, 50mg,100mg,
    • Lacosamide Impurity A
      Code : L100001
      Chemical name : (R)-tert-Butyl1-(benzylamino)-3-methoxy-1-oxopropan-2-ylcarbamate
      Unit : 10mg, 20mg, 50mg,100mg,
    • Lacosamide Desacetyl Impurity Impurity B ((2R)-2-Amino-N-benzyl-3-methoxypropanamide)
      Code : L100002
      Chemical name : (R)-2-Amino-N-benzyl-3-methoxypropionamide
      Unit : 10mg, 20mg, 50mg,100mg,
    • Lacosamide N-Benzylacetamide Impurity C
      Code : L100003
      Chemical name : (R)-2-Amino-N-benzyl-3-methoxypropionamide
      Unit : 10mg, 20mg, 50mg,100mg,
    • Lacosamide Desmethyl Impurity Impurity D
      Code : L100004
      Chemical name : 2(R)-Acetamido-N-benzyl-3-hyoxypropionamide
      Unit : 10mg, 20mg, 50mg,100mg,
    • Lacosamide o-Acetyl Impurity Impurity E
      Code : L100005
      Chemical name : 2(R)-(Acetylamino)-3-(benzylamino)-3-oxopropyl acetate
      Unit : 10mg, 20mg, 50mg,100mg,
    • Lacosamide Propionic Impurity Impurity F
      Code : L100006
      Chemical name : 2(R)-Propionylamino-N-benzyl-3-methoxypropionamide
      Unit : 10mg, 20mg, 50mg,100mg,
    • Lacosamide Urea Impurity Impurity G (N,N-Diisopropylurea)
      Code : L100007
      Chemical name : 1,3-Diisopropylurea
      Unit : 10mg, 20mg, 50mg,100mg,
    • Lacosamide S-Isomer Impurity Impurity H
      Code : L100008
      Chemical name : 2(S)-Acetamido-N-benzyl-3-methoxypropionamide
      Unit : 10mg, 20mg, 50mg,100mg,
    • Lacosamide Impurity (2-acetamido-N-benzylacrylamide)
      Code : L100010
      Chemical name : 2-acetamido-N-benzylacrylamide
      Unit : 10mg, 20mg, 50mg,100mg,
    • Lacosamide Impurity (2,4-dichloro-5-sulfamoylbenzamide)
      Code : L100026
      Chemical name : 2,4-dichloro-5-sulfamoylbenzamide Lacosamide Impurity
      Unit : 10mg, 20mg, 50mg,100mg,
  • Lercanidipine Hydrochloride
    • Lercanidipine Hydrochloride
      Code : L110000
      Chemical name : 5-O-[1-[3,3-diphenylpropyl(methyl)amino]-2-methylpropan-2-yl] 3-O-methyl 2,6-dimethyl-4-(3-nitrophenyl)-1,4-dihydropyridine-3,5-dicarboxylate;hydrochloride
      Unit : 10mg, 20mg, 50mg,100mg,
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