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Pharmaceutical Reference Standards

Cefoperazone

Picture of Cefoperazone
CAT No: SZ-C077001
CAS No: 62893-19-0
Mol.F. : C25H27N9O8S2
Mol.Wt. : 645.7
Inv. Status: Custom Synthesis
Rel. CAS No : 62893-20-3 (Na salt) ; 1384378-47-5 (HCl salt) ; 2415371-88-7 (Sulfate salt)
SZ-C077001
CAS No:62893-19-0
Mol.F.: C25H27N9O8S2
Mol.Wt.: 645.7
Inv. Status: Custom Synthesis
Rel. CAS No : 62893-20-3 (Na salt) ; 1384378-47-5 (HCl salt) ; 2415371-88-7 (Sulfate salt)

Cefoperazone EP Impurity A

Picture of Cefoperazone EP Impurity A
CAT No: SZ-C077002
CAS No: 73240-08-1
Mol.F. : C23H23N5O8S
Mol.Wt. : 529.6
Inv. Status: Under Synthesis
SZ-C077002
CAS No:73240-08-1
Mol.F.: C23H23N5O8S 
Mol.Wt.: 529.6
Inv. Status: Under Synthesis

Cefoperazone EP Impurity B

Picture of Cefoperazone EP Impurity B
CAT No: SZ-C077003
CAS No: 711598-76-4
Mol.F. : C25H27N9O8S2
Mol.Wt. : 645.7
Inv. Status: Custom Synthesis
Rel. CAS No : 127923-94-8 (Na salt)
SZ-C077003
CAS No:711598-76-4
Mol.F.: C25H27N9O8S2
Mol.Wt.: 645.7
Inv. Status: Custom Synthesis
Rel. CAS No : 127923-94-8 (Na salt)

Cefoperazone EP Impurity C

Picture of Cefoperazone EP Impurity C
CAT No: SZ-C077004
CAS No: 13183-79-4
Mol.F. : C2H4N4S
Mol.Wt. : 116.2
Inv. Status: In Stock
Rel. CAS No : 51138-06-8 (Na salt) ; 62557-28-2 (K salt)
SZ-C077004
CAS No:13183-79-4
Mol.F.: C2H4N4S
Mol.Wt.: 116.2
Inv. Status: In Stock
Rel. CAS No : 51138-06-8 (Na salt) ; 62557-28-2 (K salt)

Cefoperazone EP Impurity D

Picture of Cefoperazone EP Impurity D
CAT No: SZ-C077005
CAS No: 37539-03-0
Mol.F. : C10H11N5O3S2
Mol.Wt. : 313.4
Inv. Status: In Stock
Rel. CAS No : 1184179-35-8 (HCl salt)
SZ-C077005
CAS No:37539-03-0
Mol.F.: C10H11N5O3S2 
Mol.Wt.: 313.4
Inv. Status: In Stock
Rel. CAS No : 1184179-35-8 (HCl salt)

Cefoperazone EP Impurity E

Picture of Cefoperazone EP Impurity E
CAT No: SZ-C077006
CAS No: 957-68-6
Mol.F. : C10H12N2O5S
Mol.Wt. : 272.3
Inv. Status: In Stock
Same As : SZ-C087004, SZ-C016008,
Rel. CAS No : 57399-61-8 (HCl salt) ; 40994-22-7 (Na salt) ; 53064-81-6 (K salt)
SZ-C077006
CAS No:957-68-6
Mol.F.: C10H12N2O5S
Mol.Wt.: 272.3
Inv. Status: In Stock
Same As : SZ-C087004, SZ-C016008,
Rel. CAS No : 57399-61-8 (HCl salt) ; 40994-22-7 (Na salt) ; 53064-81-6 (K salt)

Cefoperazone EP Impurity F

Picture of Cefoperazone EP Impurity F
CAT No: SZ-C077007
CAS No: 1315481-36-7
Mol.F. : C25H29N9O8S2
Mol.Wt. : 647.7
Inv. Status: Custom Synthesis
SZ-C077007
CAS No:1315481-36-7
Mol.F.: C25H29N9O8S2 
Mol.Wt.: 647.7
Inv. Status: Custom Synthesis

Cefoperazone Impurity 1

Picture of Cefoperazone Impurity 1
CAT No: SZ-C077008
CAS No: 59703-00-3
Mol.F. : C7H9ClN2O3
Mol.Wt. : 204.61
Inv. Status: In Stock
SZ-C077008
CAS No:59703-00-3
Mol.F.: C7H9ClN2O3 
Mol.Wt.: 204.61
Inv. Status: In Stock

Cefoperazone Impurity 2

Picture of Cefoperazone Impurity 2
CAT No: SZ-C077009
CAS No: 62893-24-7
Mol.F. : C15H17N3O6
Mol.Wt. : 335.32
Inv. Status: Custom Synthesis
Rel. CAS No : 82778-05-0 (Na salt) ; 2267303-82-0 (K salt)
SZ-C077009
CAS No:62893-24-7
Mol.F.: C15H17N3O6 
Mol.Wt.: 335.32
Inv. Status: Custom Synthesis
Rel. CAS No : 82778-05-0 (Na salt) ; 2267303-82-0 (K salt)

Cefoperazone Impurity 2 (Sodium salt)

Picture of Cefoperazone Impurity 2 (Sodium salt)
CAT No: SZ-C077010
CAS No: 82778-05-0
Mol.F. : C15H17N3O6 : Na
Mol.Wt. : 335.3 : 23.0
Inv. Status: Custom Synthesis
Rel. CAS No : 62893-24-7 (free base) ; 2267303-82-0 (K salt)
SZ-C077010
CAS No:82778-05-0
Mol.F.: C15H17N3O6 : Na
Mol.Wt.: 335.3 : 23.0
Inv. Status: Custom Synthesis
Rel. CAS No : 62893-24-7 (free base) ; 2267303-82-0 (K salt)

Cefoperazone Impurity 4

Picture of Cefoperazone Impurity 4
CAT No: SZ-C077011
CAS No: 1416704-15-8
Mol.F. : C7H10N2O4
Mol.Wt. : 186.17
Inv. Status: Custom Synthesis
SZ-C077011
CAS No:1416704-15-8
Mol.F.: C7H10N2O4 
Mol.Wt.: 186.17
Inv. Status: Custom Synthesis

Cefoperazone Impurity 5

Picture of Cefoperazone Impurity 5
CAT No: SZ-C077012
CAS No: NA
Mol.F. : C24H25N5O8S2
Mol.Wt. : 575.62
Inv. Status: Custom Synthesis
SZ-C077012
CAS No:NA
Mol.F.: C24H25N5O8S2 
Mol.Wt.: 575.62
Inv. Status: Custom Synthesis

Cefoperazone Impurity 6

Picture of Cefoperazone Impurity 6
CAT No: SZ-C077013
CAS No: NA
Mol.F. : C23H25N5O8S
Mol.Wt. : 531.55
Inv. Status: Custom Synthesis
SZ-C077013
CAS No:NA
Mol.F.: C23H25N5O8S 
Mol.Wt.: 531.55
Inv. Status: Custom Synthesis

Cefoperazone Impurity 7

Picture of Cefoperazone Impurity 7
CAT No: SZ-C077014
CAS No: NA
Mol.F. : C9H11N5OS2
Mol.Wt. : 269.35
Inv. Status: Custom Synthesis
SZ-C077014
CAS No:NA
Mol.F.: C9H11N5OS2 
Mol.Wt.: 269.35
Inv. Status: Custom Synthesis

Cefoperazone Impurity 8

Picture of Cefoperazone Impurity 8
CAT No: SZ-C077015
CAS No: 1204325-21-2
Mol.F. : C16H21BN4O7
Mol.Wt. : 392.18
Inv. Status: Custom Synthesis
SZ-C077015
CAS No:1204325-21-2
Mol.F.: C16H21BN4O7 
Mol.Wt.: 392.18
Inv. Status: Custom Synthesis

Cefoperazone Impurity 9

Picture of Cefoperazone Impurity 9
CAT No: SZ-C077016
CAS No: NA
Mol.F. : C23H25N5O8S2
Mol.Wt. : 563.6
Inv. Status: Custom Synthesis
SZ-C077016
CAS No:NA
Mol.F.: C23H25N5O8S2 
Mol.Wt.: 563.6
Inv. Status: Custom Synthesis

Cefoperazone Sodium

Picture of Cefoperazone Sodium
CAT No: SZ-C077017
CAS No: 62893-20-3
Mol.F. : C25H27N9O8S2 : Na
Mol.Wt. : 645.7 : 23.0
Inv. Status: In Stock, 3-4 days for Dispatch
Rel. CAS No : 62893-19-0 (free base) ; 1384378-47-5 (HCl salt) ; 2415371-88-7 (Sulfate salt)
SZ-C077017
CAS No:62893-20-3
Mol.F.: C25H27N9O8S2 : Na
Mol.Wt.: 645.7 : 23.0
Inv. Status: In Stock, 3-4 days for Dispatch
Rel. CAS No : 62893-19-0 (free base) ; 1384378-47-5 (HCl salt) ; 2415371-88-7 (Sulfate salt)

Cefoperazone Hydrochloride

Picture of Cefoperazone Hydrochloride
CAT No: SZ-C077018
CAS No: 1384378-47-5
Mol.F. : C25H27N9O8S2 : HCl
Mol.Wt. : 645.7 : 36.5
Inv. Status: Custom Synthesis
Rel. CAS No : 62893-20-3 (Na salt) ; 62893-19-0 (free base) ; 2415371-88-7 (Sulfate salt)
SZ-C077018
CAS No:1384378-47-5
Mol.F.: C25H27N9O8S2 : HCl
Mol.Wt.: 645.7 : 36.5
Inv. Status: Custom Synthesis
Rel. CAS No : 62893-20-3 (Na salt) ; 62893-19-0 (free base) ; 2415371-88-7 (Sulfate salt)

Cefoperazone Sulfate

Picture of Cefoperazone Sulfate
CAT No: SZ-C077019
CAS No: 2415371-88-7
Mol.F. : C25H27N9O8S2 : H2SO4
Mol.Wt. : 645.7 : 98.1
Inv. Status: Custom Synthesis
Rel. CAS No : 62893-20-3 (Na salt) ; 1384378-47-5 (HCl salt) ; 62893-19-0 (free base)
SZ-C077019
CAS No:2415371-88-7
Mol.F.: C25H27N9O8S2 : H2SO4
Mol.Wt.: 645.7 : 98.1
Inv. Status: Custom Synthesis
Rel. CAS No : 62893-20-3 (Na salt) ; 1384378-47-5 (HCl salt) ; 62893-19-0 (free base)

Cefoperazone EP Impurity B (Sodium salt)

Picture of Cefoperazone EP Impurity B (Sodium salt)
CAT No: SZ-C077020
CAS No: 127923-94-8
Mol.F. : C25H27N9O8S2 : Na
Mol.Wt. : 645.7 : 23.0
Inv. Status: Custom Synthesis
Rel. CAS No : 711598-76-4 (free base)
SZ-C077020
CAS No:127923-94-8
Mol.F.: C25H27N9O8S2 : Na
Mol.Wt.: 645.7 : 23.0
Inv. Status: Custom Synthesis
Rel. CAS No : 711598-76-4 (free base)

Cefoperazone EP Impurity C (Sodium salt)

Picture of Cefoperazone EP Impurity C (Sodium salt)
CAT No: SZ-C077021
CAS No: 51138-06-8
Mol.F. : C2H4N4S : Na
Mol.Wt. : 116.1 : 23.0
Inv. Status: Custom Synthesis
Rel. CAS No : 13183-79-4 (free base) ; 62557-28-2 (K salt)
SZ-C077021
CAS No:51138-06-8
Mol.F.: C2H4N4S : Na
Mol.Wt.: 116.1 : 23.0
Inv. Status: Custom Synthesis
Rel. CAS No : 13183-79-4 (free base) ; 62557-28-2 (K salt)

Cefoperazone EP Impurity C (Potassium salt)

Picture of Cefoperazone EP Impurity C (Potassium salt)
CAT No: SZ-C077022
CAS No: 62557-28-2
Mol.F. : C2H4N4S : K
Mol.Wt. : 116.1 : 39.1
Inv. Status: Custom Synthesis
Rel. CAS No : 51138-06-8 (Na salt) ; 13183-79-4 (free base)
SZ-C077022
CAS No:62557-28-2
Mol.F.: C2H4N4S : K
Mol.Wt.: 116.1 : 39.1
Inv. Status: Custom Synthesis
Rel. CAS No : 51138-06-8 (Na salt) ; 13183-79-4 (free base)

Cefoperazone EP Impurity D (HCl salt)

Picture of Cefoperazone EP Impurity D (HCl salt)
CAT No: SZ-C077023
CAS No: 1184179-35-8
Mol.F. : C10H11N5O3S2 : HCl
Mol.Wt. : 313.4 : 36.5
Inv. Status: Custom Synthesis
Rel. CAS No : 37539-03-0 (free base)
SZ-C077023
CAS No:1184179-35-8
Mol.F.: C10H11N5O3S2 : HCl
Mol.Wt.: 313.4 : 36.5
Inv. Status: Custom Synthesis
Rel. CAS No : 37539-03-0 (free base)

Cefoperazone EP Impurity E (HCl salt)

Picture of Cefoperazone EP Impurity E (HCl salt)
CAT No: SZ-C077024
CAS No: 57399-61-8
Mol.F. : C10H12N2O5S : HCl
Mol.Wt. : 272.3 : 36.5
Inv. Status: Custom Synthesis
Same As : SZ-C087013, SZ-C016037,
Rel. CAS No : 957-68-6 (free base) ; 40994-22-7 (Na salt) ; 53064-81-6 (K salt)
SZ-C077024
CAS No:57399-61-8
Mol.F.: C10H12N2O5S : HCl
Mol.Wt.: 272.3 : 36.5
Inv. Status: Custom Synthesis
Same As : SZ-C087013, SZ-C016037,
Rel. CAS No : 957-68-6 (free base) ; 40994-22-7 (Na salt) ; 53064-81-6 (K salt)

Cefoperazone EP Impurity E (Sodium salt)

Picture of Cefoperazone EP Impurity E (Sodium salt)
CAT No: SZ-C077025
CAS No: 40994-22-7
Mol.F. : C10H12N2O5S : Na
Mol.Wt. : 272.3 : 23.0
Inv. Status: Custom Synthesis
Same As : SZ-C087011, SZ-C016035,
Rel. CAS No : 57399-61-8 (HCl salt) ; 957-68-6 (free base) ; 53064-81-6 (K salt)
SZ-C077025
CAS No:40994-22-7
Mol.F.: C10H12N2O5S : Na
Mol.Wt.: 272.3 : 23.0
Inv. Status: Custom Synthesis
Same As : SZ-C087011, SZ-C016035,
Rel. CAS No : 57399-61-8 (HCl salt) ; 957-68-6 (free base) ; 53064-81-6 (K salt)

Cefoperazone EP Impurity E (Potassium salt)

Picture of Cefoperazone EP Impurity E (Potassium salt)
CAT No: SZ-C077026
CAS No: 53064-81-6
Mol.F. : C10H12N2O5S : K
Mol.Wt. : 272.3 : 39.1
Inv. Status: Custom Synthesis
Same As : SZ-C016036, SZ-C087012,
Rel. CAS No : 57399-61-8 (HCl salt) ; 40994-22-7 (Na salt) ; 957-68-6 (free base)
SZ-C077026
CAS No:53064-81-6
Mol.F.: C10H12N2O5S : K
Mol.Wt.: 272.3 : 39.1
Inv. Status: Custom Synthesis
Same As : SZ-C016036, SZ-C087012,
Rel. CAS No : 57399-61-8 (HCl salt) ; 40994-22-7 (Na salt) ; 957-68-6 (free base)

Cefoperazone Impurity 2 (Potassium salt)

Picture of Cefoperazone Impurity 2 (Potassium salt)
CAT No: SZ-C077027
CAS No: 2267303-82-0
Mol.F. : C15H17N3O6 : K
Mol.Wt. : 335.3 : 39.1
Inv. Status: Custom Synthesis
Rel. CAS No : 82778-05-0 (Na salt) ; 62893-24-7 (free base)
SZ-C077027
CAS No:2267303-82-0
Mol.F.: C15H17N3O6 : K
Mol.Wt.: 335.3 : 39.1
Inv. Status: Custom Synthesis
Rel. CAS No : 82778-05-0 (Na salt) ; 62893-24-7 (free base)

Cefoperazone Impurity 10

Picture of Cefoperazone Impurity 10
CAT No: SZ-C077028
CAS No: NA
Mol.F. : C23H25N5O9S
Mol.Wt. : 547.5
Inv. Status: Custom Synthesis
SZ-C077028
CAS No:NA
Mol.F.: C23H25N5O9S
Mol.Wt.: 547.5
Inv. Status: Custom Synthesis

Cefoperazone Impurity 11

Picture of Cefoperazone Impurity 11
CAT No: SZ-C077029
CAS No: 73240-09-2
Mol.F. : C23H25N5O9S
Mol.Wt. : 547.5
Inv. Status: Under Synthesis
SZ-C077029
CAS No:73240-09-2
Mol.F.: C23H25N5O9S
Mol.Wt.: 547.5
Inv. Status: Under Synthesis

Cefoperazone Impurity 12

Picture of Cefoperazone Impurity 12
CAT No: SZ-C077030
CAS No: NA
Mol.F. : C23H25N5O9S
Mol.Wt. : 547.5
Inv. Status: Custom Synthesis
SZ-C077030
CAS No:NA
Mol.F.: C23H25N5O9S
Mol.Wt.: 547.5
Inv. Status: Custom Synthesis

Cefoperazone Impurity 13

Picture of Cefoperazone Impurity 13
CAT No: SZ-C077031
CAS No: NA
Mol.F. : C25H29N9O9S2
Mol.Wt. : 663.7
Inv. Status: Under Synthesis
SZ-C077031
CAS No:NA
Mol.F.: C25H29N9O9S2
Mol.Wt.: 663.7
Inv. Status: Under Synthesis