Pharmaceutical Reference Standards / Impurity Standards

Cetirizine(EP/BP)
Cetirizine(EP/BP)
  • CAT. No.C100000
  • CAS. No.83881-51-0
  • Mol. F.C21H25ClN2O3
  • Mol. W.388.89g/mol
  • Stock Status:Please Enquire
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Cetrizine Dihydrochloride
Cetrizine Dihydrochloride
  • CAT. No.C100000A
  • CAS. No.83881-52-1
  • Mol. F.C21H27Cl3N2O3
  • Mol. W.461.81 g/mol
  • Stock Status:Instock
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Cetrizine Dihydrochloride (Reference Standard)
Cetrizine Dihydrochloride (Reference Standard)
  • CAT. No.C100000B
  • CAS. No.83881-52-1
  • Mol. F.C21H25ClN2O32HCl
  • Mol. W.461.81 g/mol
  • Stock Status:Please Enquire
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Cetirizine EP Impurity A Reference Standard
Cetirizine EP Impurity A Reference Standard
  • CAT. No.C100001A
  • CAS. No.303-26-4
  • Mol. F.C17H19ClN2
  • Mol. W.286.80 g/mol
  • Stock Status:Instock
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Cetirizine EP Impurity B
Cetirizine EP Impurity B
  • CAT. No.C100002
  • CAS. No.113740-61-7
  • Mol. F.C19H21ClN2O2
  • Mol. W.344.84 g/mol
  • Stock Status:Instock
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Cetirizine EP Impurity B Hydrochloride
Cetirizine EP Impurity B Hydrochloride
  • CAT. No.C100002A
  • CAS. No.NA
  • Mol. F.C19H22Cl2N2O2
  • Mol. W.381.39 g/mol
  • Stock Status:Instock
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Cetirizine EP Impurity B Dihydrochloride
Cetirizine EP Impurity B Dihydrochloride
  • CAT. No.C100002B
  • CAS. No.1000690-91-4;113740-61-7(FreeAcid)
  • Mol. F.C19H21ClN2O2.2HCl
  • Mol. W.417.76 g/mol
  • Stock Status:Instock
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Levocetirizine EP Impurity C Dihydrochloride
Levocetirizine EP Impurity C Dihydrochloride
  • CAT. No.C100003
  • CAS. No.83881-59-8 (base)
  • Mol. F.C21H27Cl3N2O3
  • Mol. W.461.81 g/mol
  • Stock Status:Limited Stock
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Cetirizine EP Impurity C
Cetirizine EP Impurity C
  • CAT. No.C100003A
  • CAS. No.83881-59-8
  • Mol. F.C21H25ClN2O3
  • Mol. W.388.89 g/mol
  • Stock Status:Instock
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Cetirizine EP Impurity D Dihydrochloride
Cetirizine EP Impurity D Dihydrochloride
  • CAT. No.C100004A
  • CAS. No.856841-95-7
  • Mol. F.C30H30Cl4N2
  • Mol. W.560.40 g/mol
  • Stock Status:Instock
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Hydroxyzine Acetic Acid Dihydrochloride
Hydroxyzine Acetic Acid Dihydrochloride
  • CAT. No.C100005
  • CAS. No.83881-56-5
  • Mol. F.C23H31N2O4Cl3
  • Mol. W.505.86 g/mol
  • Stock Status:Limited Stock
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Hydroxyzine Acetic Acid
Hydroxyzine Acetic Acid
  • CAT. No.C100005A
  • CAS. No.682323-77-9 (Free Base)
  • Mol. F.C23H29ClN2O4
  • Mol. W.432.94 g/mol
  • Stock Status:Instock
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Cetirizine EP Impurity F
Cetirizine EP Impurity F
  • CAT. No.C100006
  • CAS. No.83881-53-2
  • Mol. F.C21H26N2O3
  • Mol. W.354.44 g/mol
  • Stock Status:Instock
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Cetirizine Lactose Ester Hydrochloride(Mixture of alpha and beta Isomers)
Cetirizine Lactose Ester Hydrochloride(Mixture of alpha and beta Isomers)
  • CAT. No.C100007
  • CAS. No.NA
  • Mol. F.C33H46Cl2N2O13
  • Mol. W.749.63 g/mol
  • Stock Status:Under Synthesis
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Cetirizine Ethyl Ester
Cetirizine Ethyl Ester
  • CAT. No.C100008
  • CAS. No.246870-46-2
  • Mol. F.C23H30Cl2N2O3
  • Mol. W.453.40 g/mol
  • Stock Status:Instock
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Cetirizine Methyl Ester
Cetirizine Methyl Ester
  • CAT. No.C100009
  • CAS. No.83881-46-3
  • Mol. F.C22H27ClN2O3
  • Mol. W.402.91 g/mol
  • Stock Status:Instock
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4-Chlorobenzophenone
4-Chlorobenzophenone
  • CAT. No.C100010
  • CAS. No.134-85-0
  • Mol. F.C13H9ClO
  • Mol. W.216.66 g/mol
  • Stock Status:Custom Synthesis
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4-Chlorobenzhydrol
4-Chlorobenzhydrol
  • CAT. No.C100011
  • CAS. No.119-56-2
  • Mol. F.C13H11ClO
  • Mol. W.218.66 g/mol
  • Stock Status:Under Synthesis
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Cetirizine N-Oxide
Cetirizine N-Oxide
  • CAT. No.C100013
  • CAS. No.1076199-80-8
  • Mol. F.C21H25ClN2O4
  • Mol. W.404.89 g/mol
  • Stock Status:Instock
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Cetirizine 3-Chloro Impurity Dihydrochloride
Cetirizine 3-Chloro Impurity Dihydrochloride
  • CAT. No.C100014
  • CAS. No.1232460-29-5
  • Mol. F.C21H27Cl3N2O3
  • Mol. W.461.81 g/mol
  • Stock Status:Instock
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Cetirizine Glycerol ester Dihydrochloride
Cetirizine Glycerol ester Dihydrochloride
  • CAT. No.C100015
  • CAS. No.1243652-36-9
  • Mol. F.C24H33Cl3N2O5
  • Mol. W.535.89g/mol
  • Stock Status:Limited Stock
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Cetirizine Glycerol Ester
Cetirizine Glycerol Ester
  • CAT. No.C100015A
  • CAS. No.1243652-36-9
  • Mol. F.C24H31ClN2O5
  • Mol. W.462.97 g/mol
  • Stock Status:Instock
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Cetirizine peak identification
Cetirizine peak identification
  • CAT. No.C100017
  • CAS. No.83881-51-0
  • Mol. F.C21H25ClN2O3
  • Mol. W.388.89 g/mol
  • Stock Status:Please Enquire
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2-Hydroxypropyl 2-(2-{4-[(4-chlorophenyl)phenylmethyl]piperazin-1-yl}ethoxy)acetate
2-Hydroxypropyl 2-(2-{4-[(4-chlorophenyl)phenylmethyl]piperazin-1-yl}ethoxy)acetate
  • CAT. No.C100018
  • CAS. No.NA
  • Mol. F.C24H31ClN2O4
  • Mol. W.446.97 g/mol
  • Stock Status:Instock
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(R)Cetirizine Propanediol Ester Impurity
(R)Cetirizine Propanediol Ester Impurity
  • CAT. No.C100018A
  • CAS. No.NA
  • Mol. F.C24H31ClN2O4
  • Mol. W.446.97 g/mol
  • Stock Status:Custom Synthesis
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Cetirizine Propanediol Ester Impurity
Cetirizine Propanediol Ester Impurity
  • CAT. No.C100018B
  • CAS. No.NA
  • Mol. F.C24H33Cl3N2O4
  • Mol. W.519.89 g/mol
  • Stock Status:Instock
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N,N-Bis(2-chloroethyl)benzenesulfonamide
N,N-Bis(2-chloroethyl)benzenesulfonamide
  • CAT. No.C100020
  • CAS. No.58023-19-1
  • Mol. F.C10H13Cl2NO2S
  • Mol. W.282.19 g/mol
  • Stock Status:Instock
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Cetirizine Impurity 2
Cetirizine Impurity 2
  • CAT. No.C100021
  • CAS. No.1391052-52-0
  • Mol. F.C23H23ClN2O2S
  • Mol. W.426.96 g/mol
  • Stock Status:Instock
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Cetirizine 2-chloro hydrochloride
Cetirizine 2-chloro hydrochloride
  • CAT. No.C100023
  • CAS. No.4997-64-2(Freeacid)
  • Mol. F.C17H20Cl2N2
  • Mol. W.323.26 g/mol
  • Stock Status:Instock
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Cetirizine Deschloro Ethanol Impurity
Cetirizine Deschloro Ethanol Impurity
  • CAT. No.C100024
  • CAS. No.108983-83-1
  • Mol. F.C19H26Cl2N2O
  • Mol. W.369.33 g/mol
  • Stock Status:Instock
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Cetirizine Polyethylene Glycol (PEG) Ester
Cetirizine Polyethylene Glycol (PEG) Ester
  • CAT. No.C100025
  • CAS. No.1509941-93-8
  • Mol. F.C21H25ClN2O3[C2H4O]n
  • Mol. W.NA
  • Stock Status:Custom Synthesis
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Cetirizine Amide Impurity
Cetirizine Amide Impurity
  • CAT. No.C100027
  • CAS. No.83881-37-2
  • Mol. F.C21H26ClN3O2
  • Mol. W.387.90 g/mol
  • Stock Status:Instock
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Cetirizine Amide Dihydrochloride
Cetirizine Amide Dihydrochloride
  • CAT. No.C100027A
  • CAS. No.200707-85-3
  • Mol. F.C21H26ClN3O2.2HCl
  • Mol. W.460.82 g/mol
  • Stock Status:Instock
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Cetirizine EP Impurity G
Cetirizine EP Impurity G
  • CAT. No.C100028
  • CAS. No.109806-71-5
  • Mol. F.C19H23ClN2O
  • Mol. W.330.85 g/mol
  • Stock Status:Custom Synthesis
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(R)-De(carboxymethyl)Cetirizine Ethanol Dihydrochloride
(R)-De(carboxymethyl)Cetirizine Ethanol Dihydrochloride
  • CAT. No.C100028A
  • CAS. No.728948-88-7
  • Mol. F.C19H25Cl3N2O
  • Mol. W.403.77 g/mol
  • Stock Status:Instock
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Cetirizine Sorbitol Ester Impurity
Cetirizine Sorbitol Ester Impurity
  • CAT. No.C100029
  • CAS. No.13848888-64-5
  • Mol. F.C27H37ClN2O8
  • Mol. W.553.06 g/mol
  • Stock Status:Custom Synthesis
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Cetirizine Bromo Impurity
Cetirizine Bromo Impurity
  • CAT. No.C100030
  • CAS. No.NA
  • Mol. F.C21H25BrN2O3
  • Mol. W.433.30 g/mol
  • Stock Status:Instock
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2-(2-(4-(bis(4-chlorophenyl)methyl)piperazin-1-yl)ethoxy)acetic acid
2-(2-(4-(bis(4-chlorophenyl)methyl)piperazin-1-yl)ethoxy)acetic acid
  • CAT. No.C100031
  • CAS. No.NA
  • Mol. F.C21H24Cl2N2O3
  • Mol. W.423.30 g/mol
  • Stock Status:Instock
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1-((4-chlorophenyl)(phenyl)methyl)-4-(2-methoxyethyl)piperazine
1-((4-chlorophenyl)(phenyl)methyl)-4-(2-methoxyethyl)piperazine
  • CAT. No.C100032
  • CAS. No.NA
  • Mol. F.C20H25ClN2O
  • Mol. W.344.88 g/mol
  • Stock Status:Custom Synthesis
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2-(2-(piperazin-1-yl)ethoxy)acetic acid
2-(2-(piperazin-1-yl)ethoxy)acetic acid
  • CAT. No.C100033
  • CAS. No.NA
  • Mol. F.C8H16N2O3
  • Mol. W.188.22 g/mol
  • Stock Status:Custom Synthesis
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Isopropyl Ester of Cetirizine
Isopropyl Ester of Cetirizine
  • CAT. No.C100034
  • CAS. No.324047-27-0
  • Mol. F.C24H31ClN2O3
  • Mol. W.430.97 g/mol
  • Stock Status:Custom Synthesis
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Cetrizine Impurity 14
Cetrizine Impurity 14
  • CAT. No.C100035
  • CAS. No.NA
  • Mol. F.C24H29ClN2O6
  • Mol. W.476.95 g/mol
  • Stock Status:Custom Synthesis
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N-Nitroso Hydroxyzine EP Impurity A
N-Nitroso Hydroxyzine EP Impurity A
  • CAT. No.C100037
  • CAS. No.NA
  • Mol. F.C17H18ClN3O
  • Mol. W.315.80 g/mol
  • Stock Status:Instock
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4-(diphenylmethyl)-1-nitroso piperidine
4-(diphenylmethyl)-1-nitroso piperidine
  • CAT. No.C100038
  • CAS. No.NA
  • Mol. F.C18H20N2O
  • Mol. W.280.36 g/mol
  • Stock Status:Custom Synthesis
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Cetirizine Impurity 5
Cetirizine Impurity 5
  • CAT. No.C100040
  • CAS. No.NA
  • Mol. F.C21H24Cl2N2O3
  • Mol. W.423.33 g/mol
  • Stock Status:Custom Synthesis
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1-[(4-chlorophenyl)(phenyl)methyl]-4-methylpiperazine
1-[(4-chlorophenyl)(phenyl)methyl]-4-methylpiperazine
  • CAT. No.C100041
  • CAS. No.NA
  • Mol. F.C18H21ClN2
  • Mol. W.300.83 g/mol
  • Stock Status:Custom Synthesis
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1-butyl-4-((4-chlorophenyl)(phenyl)methyl)piperazine-2-one
1-butyl-4-((4-chlorophenyl)(phenyl)methyl)piperazine-2-one
  • CAT. No.C100042
  • CAS. No.NA
  • Mol. F.C21H25ClN2O
  • Mol. W.356.89 g/mol
  • Stock Status:Custom Synthesis
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2-chloro-2-(4-((4-chlorophenyl) (phenyl) methyl) piperazin-1-yl) acetic acid
2-chloro-2-(4-((4-chlorophenyl) (phenyl) methyl) piperazin-1-yl) acetic acid
  • CAT. No.C100043
  • CAS. No.NA
  • Mol. F.C19H20Cl2N2O2
  • Mol. W.379.28 g/mol
  • Stock Status:Custom Synthesis
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Cetirizine Methyl Ester
Cetirizine Methyl Ester
  • CAT. No.C100044
  • CAS. No.83881-48-5
  • Mol. F.C22H27ClN2O3.2HCl
  • Mol. W.475.84 g/mol
  • Stock Status:Custom Synthesis
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(S)-2-(4-((4-Chlorophenyl)(phenyl)methyl)piperazin-1-yl)acetic acid
(S)-2-(4-((4-Chlorophenyl)(phenyl)methyl)piperazin-1-yl)acetic acid
  • CAT. No.C100046
  • CAS. No.942193-18-2
  • Mol. F.C19H21ClN2O2
  • Mol. W.344.84 g/mol
  • Stock Status:Custom Synthesis
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Cetirizine Impurity standard-Mixture of Cetirizine Impurity A,G & B
Cetirizine Impurity standard-Mixture of Cetirizine Impurity A,G & B
  • CAT. No.C100047
  • CAS. No.NA
  • Mol. F.NA
  • Mol. W.NA
  • Stock Status:Custom Synthesis
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Isotope Labelled Compounds

Cetirizine-d4
Cetirizine-d4
  • CAT. No.C100012
  • CAS. No.1219803-84-5
  • Mol. F.C21H21D4ClN2O3
  • Mol. W.392.89 g/mol
  • Stock Status:Please Enquire
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Cetirizine-D8 Dihydrochloride
Cetirizine-D8 Dihydrochloride
  • CAT. No.C100019
  • CAS. No.NA
  • Mol. F.C21H19D8Cl3N2O3
  • Mol. W.469.86 g/mol
  • Stock Status:Instock
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(R)-(-)Cetirizine-D4 Dihydrochloride
(R)-(-)Cetirizine-D4 Dihydrochloride
  • CAT. No.C100022
  • CAS. No.NA
  • Mol. F.C21H23D4Cl3N2O3
  • Mol. W.465.83 g/mol
  • Stock Status:Limited Stock
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