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Categories / Impurity

Impurity Products

Browse available compounds, catalogue references, CAS numbers and technical details from Clearsynth.

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Cefoxitin EP Impurity E chemical structure
Custom Synthesis

Cefoxitin EP Impurity E

CAT No. CS-O-13453
CAS No. -
Category Impurity
Parent API Cefoxitin
Formula C17H19N3O8S2
Mol. Wt. 457.47
Cefoxitin EP Impurity F chemical structure
Custom Synthesis

Cefoxitin EP Impurity F

CAT No. CS-O-13454
CAS No. -
Category Impurity
Parent API Cefoxitin
Formula C17H19N3O8S2
Mol. Wt. 457.47
Cefoxitin EP Impurity G chemical structure
Custom Synthesis

Cefoxitin EP Impurity G

CAT No. CS-O-13455
CAS No. -
Category Impurity
Parent API Cefoxitin
Formula C31H31N5O13S4
Mol. Wt. 809.9
Cefoxitin EP Impurity H chemical structure
Custom Synthesis

Cefoxitin EP Impurity H

CAT No. CS-T-102311
CAS No. 37051-05-1
Category Impurity
Parent API Cefoxitin
Formula C15H15N3O6S2
Mol. Wt. 397.4
Cefoxitin EP Impurity I chemical structure
Custom Synthesis

Cefoxitin EP Impurity I

CAT No. CS-O-47309
CAS No. 1222095-68-2
Category Impurity
Parent API Cefoxitin
Formula C16H17N3O7S2
Mol. Wt. 427.45
Cefpodoxime Proxetil Dimer Impurity 1 ( 6R,7R, 6'S,7'S-dimer) (EP imp-I) chemical structure
Custom Synthesis

Cefpodoxime Proxetil Dimer Impurity 1 ( 6R,7R, 6'S,7'S-dimer) (EP imp-I)

CAT No. CS-P-08249
CAS No. -
Category Impurity
Parent API Cefpodoxime Proxetil
Formula C43H52N10O19S4
Mol. Wt. 1141.19
Cefpodoxime Proxetil EP Impurity F chemical structure
Custom Synthesis

Cefpodoxime Proxetil EP Impurity F

CAT No. CS-O-13515
CAS No. 96680-30-7
Category Impurity
Parent API Cefpodoxime Proxetil
Formula C22H27N5O10S2
Mol. Wt. 585.6
Cefpodoxime Proxetil EP Impurity G chemical structure
Custom Synthesis

Cefpodoxime Proxetil EP Impurity G

CAT No. CS-O-13516
CAS No. 947692-15-1
Category Impurity
Parent API Cefpodoxime Proxetil
Formula C23H29N5O10S2
Mol. Wt. 599.6
Cefpodoxime Proxetil EP Impurity J chemical structure
Custom Synthesis

Cefpodoxime Proxetil EP Impurity J

CAT No. CS-O-36016
CAS No. -
Category Impurity
Parent API Cefpodoxime Proxetil
Formula C23H29N5O11S2
Mol. Wt. 615.63
Cefpodoxime Proxetil Impurity 2 chemical structure
Custom Synthesis

Cefpodoxime Proxetil Impurity 2

CAT No. CS-P-08250
CAS No. -
Category Impurity
Parent API Cefpodoxime Proxetil
Formula C35H40N10O14S4
Mol. Wt. 953.01
Cefpodoxime Proxetil isopropoxycarbonyl analog chemical structure
Custom Synthesis

Cefpodoxime Proxetil isopropoxycarbonyl analog

CAT No. CS-O-13518
CAS No. 1192365-87-9
Category Impurity
Parent API Cefpodoxime Proxetil
Formula -
Mol. Wt.
Cefpodoxime Proxetil Isopropylcarbamate chemical structure
Custom Synthesis

Cefpodoxime Proxetil Isopropylcarbamate

CAT No. CS-T-70931
CAS No. 1192365-87-9
Category Impurity
Parent API Cefpodoxime Proxetil
Formula C25H33N5O11S2
Mol. Wt. 643.7
Cefprozil (E)-Isomer Monohydrate chemical structure
Custom Synthesis

Cefprozil (E)-Isomer Monohydrate

CAT No. CS-SN-00194
CAS No. 111900-24-4
Category Impurity
Parent API Cefprozil
Formula C18H21N3O6S
Mol. Wt. 407.44
Cefprozil (Z)-Isomer chemical structure
Custom Synthesis

Cefprozil (Z)-Isomer

CAT No. CS-O-15710
CAS No. 121412-77-9
Category Impurity
Parent API Cefprozil Monohydrate
Formula C18H19N3O5S
Mol. Wt. 389.4
Cefprozil delta-3 isomer trifluoroacetic acid chemical structure
Custom Synthesis

Cefprozil delta-3 isomer trifluoroacetic acid

CAT No. CS-O-53210
CAS No. 1000980-59-5 (Freebase)
Category Impurity
Parent API Cefprozil
Formula C20H20F3N3O7S
Mol. Wt. 503.45
Cefprozil E-isomer chemical structure
Custom Synthesis

Cefprozil E-isomer

CAT No. CS-BU-00005
CAS No. 92676-86-3
Category Impurity
Parent API Cefprozil Monohydrate
Formula C18H19N3O5S
Mol. Wt. 389.4
Cefprozil EP Impurity D Hydrochloride chemical structure
Custom Synthesis

Cefprozil EP Impurity D Hydrochloride

CAT No. CS-O-53209
CAS No.
Category Impurity
Parent API Cefprozil
Formula C10H13ClN2O3S
Mol. Wt. 276.74
Cefprozil EP Impurity E chemical structure
Custom Synthesis

Cefprozil EP Impurity E

CAT No. CS-P-07393
CAS No. 147103-93-3
Category Impurity
Parent API Cefprozil Monohydrate
Formula C11H11N3O3
Mol. Wt. 233.2
Cefprozil Impurity 5 chemical structure
Custom Synthesis

Cefprozil Impurity 5

CAT No. CS-P-06953
CAS No. 1000980-59-5
Category Impurity
Parent API Cefprozil Monohydrate
Formula C18H19N3O5S
Mol. Wt. 389.4
Cefprozil Impurity E chemical structure
Custom Synthesis

Cefprozil Impurity E

CAT No. CS-P-00856
CAS No.
Category Impurity
Parent API Cefprozil
Formula C26H26N4O7S
Mol. Wt. 538.58
Cefprozil Impurity F chemical structure
Custom Synthesis

Cefprozil Impurity F

CAT No. CS-P-00857
CAS No. 120709-09-3
Category Impurity
Parent API
Formula -
Mol. Wt.
Cefprozil Impurity G chemical structure
Custom Synthesis

Cefprozil Impurity G

CAT No. CS-P-00858
CAS No. -
Category Impurity
Parent API Cefprozil
Formula C18H21N3O6S
Mol. Wt. 407.44
Cefprozil Impurity I chemical structure
Custom Synthesis

Cefprozil Impurity I

CAT No. CS-P-00860
CAS No. -
Category Impurity
Parent API Cefprozil
Formula C18H21N3O6S
Mol. Wt. 407.44
Cefprozil Impurity J chemical structure
Custom Synthesis

Cefprozil Impurity J

CAT No. CS-P-00861
CAS No. -
Category Impurity
Parent API
Formula -
Mol. Wt.

Impurity Products at Clearsynth

Browse available Impurity products from Clearsynth. These compounds support analytical research, quality control and pharmaceutical development.

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