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Pharmaceutical Reference Standards

Cefprozil Monohydrate

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CAT No: SZ-C116001
CAS No: 121123-17-9
Mol.F. : C18H19N3O5S : H2O
Mol.Wt. : 389.4 : 18.0
Inv. Status: In Stock, 3-4 days for Dispatch
Rel. CAS No : 92665-29-7 (free base)
SZ-C116001
CAS No:121123-17-9
Mol.F.: C18H19N3O5S : H2O
Mol.Wt.: 389.4 : 18.0
Inv. Status: In Stock, 3-4 days for Dispatch
Rel. CAS No : 92665-29-7 (free base)

Cefprozil Monohydrate EP Impurity A

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CAT No: SZ-C116002
CAS No: 22818-40-2
Mol.F. : C8H9NO3
Mol.Wt. : 167.2
Inv. Status: Custom Synthesis
Rel. CAS No : 55361-61-0 (Na salt) ; 71839-16-2 (K salt) ; 52067-90-0 (HCl salt) ; 170690-13-8 (Sulfate salt)
Rel. CAT No : SZ-A025010, SZ-C061002,
SZ-C116002
CAS No:22818-40-2
Mol.F.: C8H9NO3
Mol.Wt.: 167.2
Inv. Status: Custom Synthesis
Rel. CAS No : 55361-61-0 (Na salt) ; 71839-16-2 (K salt) ; 52067-90-0 (HCl salt) ; 170690-13-8 (Sulfate salt)

Cefprozil Monohydrate EP Impurity B

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CAT No: SZ-C116003
CAS No: 50370-12-2
Mol.F. : C16H17N3O5S
Mol.Wt. : 363.4
Inv. Status: Custom Synthesis
Rel. CAS No : 42284-83-3 (Na salt) ; 852474-72-7 (K salt) ; 1209009-15-3 (Sulfate salt) ; 78144-01-1 (HCl salt)
Rel. CAT No : SZ-C061001,
SZ-C116003
CAS No:50370-12-2
Mol.F.: C16H17N3O5S
Mol.Wt.: 363.4
Inv. Status: Custom Synthesis
Rel. CAS No : 42284-83-3 (Na salt) ; 852474-72-7 (K salt) ; 1209009-15-3 (Sulfate salt) ; 78144-01-1 (HCl salt)

Cefprozil Monohydrate EP Impurity C

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CAT No: SZ-C116004
CAS No: 147103-93-3
Mol.F. : C11H11N3O3
Mol.Wt. : 233.2
Inv. Status: Custom Synthesis
Rel. CAT No : SZ-C061006,
SZ-C116004
CAS No:147103-93-3
Mol.F.: C11H11N3O3
Mol.Wt.: 233.2
Inv. Status: Custom Synthesis

Cefprozil Monohydrate EP Impurity D

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CAT No: SZ-C116005
CAS No: 106447-44-3
Mol.F. : C10H12N2O3S
Mol.Wt. : 240.3
Inv. Status: Custom Synthesis
Rel. CAS No : 151413-33-1 (K salt) ; 106455-66-7 (HCl salt)
SZ-C116005
CAS No:106447-44-3
Mol.F.: C10H12N2O3S
Mol.Wt.: 240.3
Inv. Status: Custom Synthesis
Rel. CAS No : 151413-33-1 (K salt) ; 106455-66-7 (HCl salt)

Cefprozil Monohydrate EP Impurity E

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CAT No: SZ-C116006
CAS No: NA
Mol.F. : C26H26N4O7S
Mol.Wt. : 538.6
Inv. Status: Under Synthesis
SZ-C116006
CAS No:NA
Mol.F.: C26H26N4O7S
Mol.Wt.: 538.6
Inv. Status: Under Synthesis

Cefprozil Monohydrate EP Impurity F

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CAT No: SZ-C116007
CAS No: 107937-01-9
Mol.F. : C10H12N2O3S
Mol.Wt. : 240.3
Inv. Status: Custom Synthesis
Rel. CAS No : 141140-39-8 (HCl salt) ; 151413-34-2 (K salt)
SZ-C116007
CAS No:107937-01-9
Mol.F.: C10H12N2O3S
Mol.Wt.: 240.3
Inv. Status: Custom Synthesis
Rel. CAS No : 141140-39-8 (HCl salt) ; 151413-34-2 (K salt)

Cefprozil Monohydrate EP Impurity G

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CAT No: SZ-C116008
CAS No: NA
Mol.F. : C18H21N3O6S
Mol.Wt. : 407.4
Inv. Status: In Stock
SZ-C116008
CAS No:NA
Mol.F.: C18H21N3O6S
Mol.Wt.: 407.4
Inv. Status: In Stock

Cefprozil Monohydrate EP Impurity H

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CAT No: SZ-C116009
CAS No: NA
Mol.F. : C26H26N4O7S
Mol.Wt. : 538.6
Inv. Status: In Stock
SZ-C116009
CAS No:NA
Mol.F.: C26H26N4O7S
Mol.Wt.: 538.6
Inv. Status: In Stock

Cefprozil Monohydrate EP Impurity I

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CAT No: SZ-C116010
CAS No: NA
Mol.F. : C18H21N3O6S
Mol.Wt. : 407.4
Inv. Status: Limited Stock
SZ-C116010
CAS No:NA
Mol.F.: C18H21N3O6S
Mol.Wt.: 407.4
Inv. Status: Limited Stock

Cefprozil Monohydrate EP Impurity J

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CAT No: SZ-C116011
CAS No: NA
Mol.F. : C26H26N4O7S
Mol.Wt. : 538.6
Inv. Status: Custom Synthesis
SZ-C116011
CAS No:NA
Mol.F.: C26H26N4O7S
Mol.Wt.: 538.6
Inv. Status: Custom Synthesis

Cefprozil Monohydrate EP Impurity K

Picture of Cefprozil Monohydrate EP Impurity K
CAT No: SZ-C116012
CAS No: NA
Mol.F. : C18H19N3O5S
Mol.Wt. : 389.4
Inv. Status: In Stock
SZ-C116012
CAS No:NA
Mol.F.: C18H19N3O5S
Mol.Wt.: 389.4
Inv. Status: In Stock

Cefprozil Monohydrate EP Impurity L

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CAT No: SZ-C116013
CAS No: 203007-73-2
Mol.F. : C10H13NO4
Mol.Wt. : 211.2
Inv. Status: Custom Synthesis
Rel. CAS No : 245045-05-0 (HCl salt)
SZ-C116013
CAS No:203007-73-2
Mol.F.: C10H13NO4
Mol.Wt.: 211.2
Inv. Status: Custom Synthesis
Rel. CAS No : 245045-05-0 (HCl salt)

Cefprozil Monohydrate EP Impurity M

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CAT No: SZ-C116014
CAS No: 1605314-84-8
Mol.F. : C21H23N3O7S
Mol.Wt. : 461.5
Inv. Status: Custom Synthesis
SZ-C116014
CAS No:1605314-84-8
Mol.F.: C21H23N3O7S
Mol.Wt.: 461.5
Inv. Status: Custom Synthesis

Cefprozil Monohydrate EP Impurity N

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CAT No: SZ-C116015
CAS No: 1605314-85-9
Mol.F. : C21H23N3O7S
Mol.Wt. : 461.5
Inv. Status: In Stock
SZ-C116015
CAS No:1605314-85-9
Mol.F.: C21H23N3O7S
Mol.Wt.: 461.5
Inv. Status: In Stock

Cefprozil Delta-3 Isomer

Picture of Cefprozil Delta-3 Isomer
CAT No: SZ-C116016
CAS No: 1000980-59-5
Mol.F. : C18H19N3O5S
Mol.Wt. : 389.4
Inv. Status: Out of Stock
SZ-C116016
CAS No:1000980-59-5
Mol.F.: C18H19N3O5S
Mol.Wt.: 389.4
Inv. Status: Out of Stock

Cefprozil (Z)-Isomer

Picture of Cefprozil (Z)-Isomer
CAT No: SZ-C116017
CAS No: 121412-77-9
Mol.F. : C18H19N3O5S
Mol.Wt. : 389.4
Inv. Status: In Stock
Rel. CAS No : 92694-60-5 (Na salt) ; 2248550-04-9 (HCl salt)
SZ-C116017
CAS No:121412-77-9
Mol.F.: C18H19N3O5S
Mol.Wt.: 389.4
Inv. Status: In Stock
Rel. CAS No : 92694-60-5 (Na salt) ; 2248550-04-9 (HCl salt)

Cefprozil (E)-Isomer

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CAT No: SZ-C116018
CAS No: 92676-86-3
Mol.F. : C18H19N3O5S
Mol.Wt. : 389.4
Inv. Status: In Stock
SZ-C116018
CAS No:92676-86-3
Mol.F.: C18H19N3O5S
Mol.Wt.: 389.4
Inv. Status: In Stock

Cefprozil Amide

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CAT No: SZ-C116020
CAS No: NA
Mol.F. : C26H26N4O7S
Mol.Wt. : 538.6
Inv. Status: Custom Synthesis
SZ-C116020
CAS No:NA
Mol.F.: C26H26N4O7S
Mol.Wt.: 538.6
Inv. Status: Custom Synthesis

Cefprozil Dimer

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CAT No: SZ-C116021
CAS No: NA
Mol.F. : C36H36N6O9S2
Mol.Wt. : 760.8
Inv. Status: Custom Synthesis
SZ-C116021
CAS No:NA
Mol.F.: C36H36N6O9S2
Mol.Wt.: 760.8
Inv. Status: Custom Synthesis

Cefprozil Impurity CPZRC-4

Picture of Cefprozil Impurity CPZRC-4
CAT No: SZ-C116022
CAS No: NA
Mol.F. : C21H23N3O7S
Mol.Wt. : 461.5
Inv. Status: Custom Synthesis
SZ-C116022
CAS No:NA
Mol.F.: C21H23N3O7S
Mol.Wt.: 461.5
Inv. Status: Custom Synthesis

Cefprozil Impurity CPZRC-5

Picture of Cefprozil Impurity CPZRC-5
CAT No: SZ-C116023
CAS No: NA
Mol.F. : C26H26N4O7S
Mol.Wt. : 538.6
Inv. Status: Custom Synthesis
SZ-C116023
CAS No:NA
Mol.F.: C26H26N4O7S
Mol.Wt.: 538.6
Inv. Status: Custom Synthesis

Cefprozil L-Epimer

Picture of Cefprozil L-Epimer
CAT No: SZ-C116040
CAS No: 110764-35-7
Mol.F. : C18H19N3O5S
Mol.Wt. : 389.4
Inv. Status: Custom Synthesis
SZ-C116040
CAS No:110764-35-7
Mol.F.: C18H19N3O5S
Mol.Wt.: 389.4
Inv. Status: Custom Synthesis

O-D phenylglycine Cefprozil

Picture of O-D phenylglycine Cefprozil
CAT No: SZ-C116041
CAS No: NA
Mol.F. : C26H26N4O7S
Mol.Wt. : 538.6
Inv. Status: Custom Synthesis
SZ-C116041
CAS No:NA
Mol.F.: C26H26N4O7S
Mol.Wt.: 538.6
Inv. Status: Custom Synthesis

N-D phenylglycine Cefprozil

Picture of N-D phenylglycine Cefprozil
CAT No: SZ-C116043
CAS No: NA
Mol.F. : C26H26N4O7S
Mol.Wt. : 538.6
Inv. Status: Custom Synthesis
SZ-C116043
CAS No:NA
Mol.F.: C26H26N4O7S
Mol.Wt.: 538.6
Inv. Status: Custom Synthesis