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Pharmaceutical Reference Standards

Cefadroxil Monohydrate

Picture of Cefadroxil Monohydrate
CAT No: SZ-C061001
CAS No: 66592-87-8
Mol.F. : C16H17N3O5S : H2O
Mol.Wt. : 363.4 : 18.0
Inv. Status: In Stock
Rel. CAS No : 50370-12-2 (free base)
SZ-C061001
CAS No:66592-87-8
Mol.F.: C16H17N3O5S : H2O
Mol.Wt.: 363.4 : 18.0
Inv. Status: In Stock
Rel. CAS No : 50370-12-2 (free base)

Cefadroxil EP Impurity A

Picture of Cefadroxil EP Impurity A
CAT No: SZ-C061002
CAS No: 22818-40-2
Mol.F. : C8H9NO3
Mol.Wt. : 167.2
Inv. Status: In Stock
Same As : SZ-C116002, SZ-A025010,
Rel. CAS No : 52067-90-0 (HCl salt) ; 55361-61-0 (Na salt) ; 71839-16-2 (K salt) ; 170690-13-8 (Sulfate salt)
SZ-C061002
CAS No:22818-40-2
Mol.F.: C8H9NO3
Mol.Wt.: 167.2
Inv. Status: In Stock
Same As : SZ-C116002, SZ-A025010,
Rel. CAS No : 52067-90-0 (HCl salt) ; 55361-61-0 (Na salt) ; 71839-16-2 (K salt) ; 170690-13-8 (Sulfate salt)

Cefadroxil EP Impurity B

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CAT No: SZ-C061003
CAS No: 22252-43-3
Mol.F. : C8H10N2O3S
Mol.Wt. : 214.2
Inv. Status: In Stock
Same As : SZ-C018003,
Rel. CAS No : 111696-41-4 (HCl salt) ; 56871-82-0 (Na salt)
SZ-C061003
CAS No:22252-43-3
Mol.F.: C8H10N2O3S
Mol.Wt.: 214.2
Inv. Status: In Stock
Same As : SZ-C018003,
Rel. CAS No : 111696-41-4 (HCl salt) ; 56871-82-0 (Na salt)

Cefadroxil EP Impurity C

Picture of Cefadroxil EP Impurity C
CAT No: SZ-C061004
CAS No: 147103-96-6
Mol.F. : C16H19N3O6S
Mol.Wt. : 381.4
Inv. Status: Under QC Approval
SZ-C061004
CAS No:147103-96-6
Mol.F.: C16H19N3O6S
Mol.Wt.: 381.4
Inv. Status: Under QC Approval

Cefadroxil EP Impurity D

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CAT No: SZ-C061005
CAS No: 144790-28-3
Mol.F. : C16H17N3O5S
Mol.Wt. : 363.4
Inv. Status: In Stock
SZ-C061005
CAS No:144790-28-3
Mol.F.: C16H17N3O5S
Mol.Wt.: 363.4
Inv. Status: In Stock

Cefadroxil EP Impurity E

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CAT No: SZ-C061006
CAS No: 147103-93-3
Mol.F. : C11H11N3O3
Mol.Wt. : 233.2
Inv. Status: In Stock
Same As : SZ-C116004,
SZ-C061006
CAS No:147103-93-3
Mol.F.: C11H11N3O3
Mol.Wt.: 233.2
Inv. Status: In Stock
Same As : SZ-C116004,

Cefadroxil EP Impurity F

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CAT No: SZ-C061007
CAS No: 147103-95-5
Mol.F. : C24H24N4O7S
Mol.Wt. : 512.5
Inv. Status: In Stock
SZ-C061007
CAS No:147103-95-5
Mol.F.: C24H24N4O7S
Mol.Wt.: 512.5
Inv. Status: In Stock

Cefadroxil EP Impurity G

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CAT No: SZ-C061008
CAS No: 34876-35-2
Mol.F. : C5H6O2S
Mol.Wt. : 130.2
Inv. Status: In Stock
Same As : SZ-C018005,
SZ-C061008
CAS No:34876-35-2
Mol.F.: C5H6O2S
Mol.Wt.: 130.2
Inv. Status: In Stock
Same As : SZ-C018005,

Cefadroxil EP Impurity H

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CAT No: SZ-C061009
CAS No: NA
Mol.F. : C13H18N2O4S : C6H15N
Mol.Wt. : 298.4 : 101.2
Inv. Status: In Stock
Rel. CAS No : 146794-70-9 (free base)
SZ-C061009
CAS No:NA
Mol.F.: C13H18N2O4S : C6H15N
Mol.Wt.: 298.4 : 101.2
Inv. Status: In Stock
Rel. CAS No : 146794-70-9 (free base)

Cefadroxil USP related Impurity m

Picture of Cefadroxil USP related Impurity m
CAT No: SZ-C061021
CAS No: 72820-16-7
Mol.F. : C11H14N2O5S
Mol.Wt. : 286.3
Inv. Status: In Stock
Rel. CAS No : 72829-67-5 (Na salt)
SZ-C061021
CAS No:72820-16-7
Mol.F.: C11H14N2O5S
Mol.Wt.: 286.3
Inv. Status: In Stock
Rel. CAS No : 72829-67-5 (Na salt)

Cefadroxil USP related Impurity n

Picture of Cefadroxil USP related Impurity n
CAT No: SZ-C061022
CAS No: 2378158-44-0
Mol.F. : C19H21N3O7S
Mol.Wt. : 435.5
Inv. Status: In Stock
SZ-C061022
CAS No:2378158-44-0
Mol.F.: C19H21N3O7S
Mol.Wt.: 435.5
Inv. Status: In Stock

Cefadroxil Impurity 3

Picture of Cefadroxil Impurity 3
CAT No: SZ-C061023
CAS No: NA
Mol.F. : C24H24N4O7S
Mol.Wt. : 512.5
Inv. Status: In Stock
SZ-C061023
CAS No:NA
Mol.F.: C24H24N4O7S
Mol.Wt.: 512.5
Inv. Status: In Stock

Cefadroxil USP related Impurity g

Picture of Cefadroxil USP related Impurity g
CAT No: SZ-C061024
CAS No: 147103-94-4
Mol.F. : C16H17N3O5S
Mol.Wt. : 363.4
Inv. Status: In Stock
SZ-C061024
CAS No:147103-94-4
Mol.F.: C16H17N3O5S
Mol.Wt.: 363.4
Inv. Status: In Stock

Cefadroxil Sulfoxide

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CAT No: SZ-C061025
CAS No: 182290-77-3
Mol.F. : C16H17N3O6S
Mol.Wt. : 379.4
Inv. Status: In Stock
SZ-C061025
CAS No:182290-77-3
Mol.F.: C16H17N3O6S
Mol.Wt.: 379.4
Inv. Status: In Stock

Cefadroxil USP related Impurity c

Picture of Cefadroxil USP related Impurity c
CAT No: SZ-C061026
CAS No: NA
Mol.F. : C16H17N3O6S
Mol.Wt. : 379.4
Inv. Status: In Stock
SZ-C061026
CAS No:NA
Mol.F.: C16H17N3O6S
Mol.Wt.: 379.4
Inv. Status: In Stock

Cefadroxil USP related Impurity o

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CAT No: SZ-C061027
CAS No: 2378158-45-1
Mol.F. : C32H32N6O9S2
Mol.Wt. : 708.8
Inv. Status: Custom Synthesis
SZ-C061027
CAS No:2378158-45-1
Mol.F.: C32H32N6O9S2
Mol.Wt.: 708.8
Inv. Status: Custom Synthesis

Cefadroxil USP related Impurity j

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CAT No: SZ-C061028
CAS No: 2243976-70-5
Mol.F. : C17H19N3O5S
Mol.Wt. : 377.4
Inv. Status: Custom Synthesis
SZ-C061028
CAS No:2243976-70-5
Mol.F.: C17H19N3O5S
Mol.Wt.: 377.4
Inv. Status: Custom Synthesis

O- Methoxycarbonyl Cefadroxil

Picture of O- Methoxycarbonyl Cefadroxil
CAT No: SZ-C061029
CAS No: NA
Mol.F. : C18H19N3O7S
Mol.Wt. : 421.4
Inv. Status: Custom Synthesis
SZ-C061029
CAS No:NA
Mol.F.: C18H19N3O7S
Mol.Wt.: 421.4
Inv. Status: Custom Synthesis

Cefadroxil

Picture of Cefadroxil
CAT No: SZ-C061030
CAS No: 50370-12-2
Mol.F. : C16H17N3O5S
Mol.Wt. : 363.4
Inv. Status: Custom Synthesis
Same As : SZ-C116003,
Rel. CAS No : 66592-87-8 (Hydrate)
SZ-C061030
CAS No:50370-12-2
Mol.F.: C16H17N3O5S
Mol.Wt.: 363.4
Inv. Status: Custom Synthesis
Same As : SZ-C116003,
Rel. CAS No : 66592-87-8 (Hydrate)

Cefadroxil EP Impurity A Hydrochloride

Picture of Cefadroxil EP Impurity A Hydrochloride
CAT No: SZ-C061031
CAS No: 52067-90-0
Mol.F. : C8H9NO3 : HCl
Mol.Wt. : 167.2 : 36.5
Inv. Status: Custom Synthesis
Same As : SZ-C116027, SZ-A025032,
Rel. CAS No : 22818-40-2 (free base) ; 55361-61-0 (Na salt) ; 71839-16-2 (K salt) ; 170690-13-8 (Sulfate salt)
SZ-C061031
CAS No:52067-90-0
Mol.F.: C8H9NO3 : HCl
Mol.Wt.: 167.2 : 36.5
Inv. Status: Custom Synthesis
Same As : SZ-C116027, SZ-A025032,
Rel. CAS No : 22818-40-2 (free base) ; 55361-61-0 (Na salt) ; 71839-16-2 (K salt) ; 170690-13-8 (Sulfate salt)

Cefadroxil EP Impurity A Sodium salt

Picture of Cefadroxil EP Impurity A Sodium salt
CAT No: SZ-C061032
CAS No: 55361-61-0
Mol.F. : C8H9NO3 : Na
Mol.Wt. : 167.2 : 23.0
Inv. Status: Custom Synthesis
Same As : SZ-C116025, SZ-A025034,
Rel. CAS No : 52067-90-0 (HCl salt) ; 22818-40-2 (free base) ; 71839-16-2 (K salt) ; 170690-13-8 (Sulfate salt)
SZ-C061032
CAS No:55361-61-0
Mol.F.: C8H9NO3 : Na
Mol.Wt.: 167.2 : 23.0
Inv. Status: Custom Synthesis
Same As : SZ-C116025, SZ-A025034,
Rel. CAS No : 52067-90-0 (HCl salt) ; 22818-40-2 (free base) ; 71839-16-2 (K salt) ; 170690-13-8 (Sulfate salt)

Cefadroxil EP Impurity A Potassium salt

Picture of Cefadroxil EP Impurity A Potassium salt
CAT No: SZ-C061033
CAS No: 71839-16-2
Mol.F. : C8H9NO3 : K
Mol.Wt. : 167.2 : 39.1
Inv. Status: Custom Synthesis
Same As : SZ-C116026, SZ-A025033,
Rel. CAS No : 52067-90-0 (HCl salt) ; 55361-61-0 (Na salt) ; 22818-40-2 (free base) ; 170690-13-8 (Sulfate salt)
SZ-C061033
CAS No:71839-16-2
Mol.F.: C8H9NO3 : K
Mol.Wt.: 167.2 : 39.1
Inv. Status: Custom Synthesis
Same As : SZ-C116026, SZ-A025033,
Rel. CAS No : 52067-90-0 (HCl salt) ; 55361-61-0 (Na salt) ; 22818-40-2 (free base) ; 170690-13-8 (Sulfate salt)

Cefadroxil EP Impurity A Sulfate salt

Picture of Cefadroxil EP Impurity A Sulfate salt
CAT No: SZ-C061034
CAS No: 170690-13-8
Mol.F. : C8H9NO3 : 1/2(H2SO4)
Mol.Wt. : 167.2 : 1/2(98.1)
Inv. Status: Custom Synthesis
Same As : SZ-A025035, SZ-C116028,
Rel. CAS No : 52067-90-0 (HCl salt) ; 55361-61-0 (Na salt) ; 71839-16-2 (K salt) ; 22818-40-2 (free base)
SZ-C061034
CAS No:170690-13-8
Mol.F.: C8H9NO3 : 1/2(H2SO4)
Mol.Wt.: 167.2 : 1/2(98.1)
Inv. Status: Custom Synthesis
Same As : SZ-A025035, SZ-C116028,
Rel. CAS No : 52067-90-0 (HCl salt) ; 55361-61-0 (Na salt) ; 71839-16-2 (K salt) ; 22818-40-2 (free base)

Cefadroxil EP Impurity B Hydrochloride

Picture of Cefadroxil EP Impurity B Hydrochloride
CAT No: SZ-C061035
CAS No: 111696-41-4
Mol.F. : C8H10N2O3S : HCl
Mol.Wt. : 214.2 : 36.5
Inv. Status: Custom Synthesis
Same As : SZ-C018018,
Rel. CAS No : 22252-43-3 (free base) ; 56871-82-0 (Na salt)
SZ-C061035
CAS No:111696-41-4
Mol.F.: C8H10N2O3S : HCl
Mol.Wt.: 214.2 : 36.5
Inv. Status: Custom Synthesis
Same As : SZ-C018018,
Rel. CAS No : 22252-43-3 (free base) ; 56871-82-0 (Na salt)

Cefadroxil EP Impurity B Sodium salt

Picture of Cefadroxil EP Impurity B Sodium salt
CAT No: SZ-C061036
CAS No: 56871-82-0
Mol.F. : C8H10N2O3S : Na
Mol.Wt. : 214.2 : 23.0
Inv. Status: Custom Synthesis
Same As : SZ-C018019,
Rel. CAS No : 111696-41-4 (HCl salt) ; 22252-43-3 (free base)
SZ-C061036
CAS No:56871-82-0
Mol.F.: C8H10N2O3S : Na
Mol.Wt.: 214.2 : 23.0
Inv. Status: Custom Synthesis
Same As : SZ-C018019,
Rel. CAS No : 111696-41-4 (HCl salt) ; 22252-43-3 (free base)

Cefadroxil USP related Impurity m Sodium salt

Picture of Cefadroxil USP related Impurity m Sodium salt
CAT No: SZ-C061037
CAS No: 72829-67-5
Mol.F. : C11H14N2O5S : Na
Mol.Wt. : 286.5 : 23.0
Inv. Status: Custom Synthesis
Rel. CAS No : 72820-16-7 (free base)
SZ-C061037
CAS No:72829-67-5
Mol.F.: C11H14N2O5S : Na
Mol.Wt.: 286.5 : 23.0
Inv. Status: Custom Synthesis
Rel. CAS No : 72820-16-7 (free base)