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Pharmaceutical Reference Standards

Erythromycin

Picture of Erythromycin
CAT No: SZ-E006001
CAS No: 114-07-8
Mol.F. : C37H67NO13
Mol.Wt. : 733.9
Inv. Status: In Stock
Rel. CAS No : 14271-02-4 (HCl salt) ; 7184-72-7 (Sulfate salt)
SZ-E006001
CAS No:114-07-8
Mol.F.: C37H67NO13
Mol.Wt.: 733.9
Inv. Status: In Stock
Rel. CAS No : 14271-02-4 (HCl salt) ; 7184-72-7 (Sulfate salt)

Erythromycin EP Impurity E

Picture of Erythromycin EP Impurity E
CAT No: SZ-E006002
CAS No: 33396-29-1
Mol.F. : C37H65NO12
Mol.Wt. : 715.9
Inv. Status: In Stock
SZ-E006002
CAS No:33396-29-1
Mol.F.: C37H65NO12
Mol.Wt.: 715.9
Inv. Status: In Stock

Erythromycin EP Impurity F

Picture of Erythromycin EP Impurity F
CAT No: SZ-E006003
CAS No: 105882-69-7
Mol.F. : C37H65NO12
Mol.Wt. : 715.9
Inv. Status: In Stock
SZ-E006003
CAS No:105882-69-7
Mol.F.: C37H65NO12
Mol.Wt.: 715.9
Inv. Status: In Stock

Erythromycin EP Impurity D

Picture of Erythromycin EP Impurity D
CAT No: SZ-E006004
CAS No: 23893-13-2
Mol.F. : C37H65NO12
Mol.Wt. : 715.9
Inv. Status: In Stock
Rel. CAS No : 91326-68-0 (HCl salt)
SZ-E006004
CAS No:23893-13-2
Mol.F.: C37H65NO12
Mol.Wt.: 715.9
Inv. Status: In Stock
Rel. CAS No : 91326-68-0 (HCl salt)

Erythromycin EP Impurity B

Picture of Erythromycin EP Impurity B
CAT No: SZ-E006005
CAS No: 992-62-1
Mol.F. : C36H65NO13
Mol.Wt. : 719.9
Inv. Status: Custom Synthesis
SZ-E006005
CAS No:992-62-1
Mol.F.: C36H65NO13
Mol.Wt.: 719.9
Inv. Status: Custom Synthesis

Erythromycin B

Picture of Erythromycin B
CAT No: SZ-E006006
CAS No: 527-75-3
Mol.F. : C37H67NO12
Mol.Wt. : 717.9
Inv. Status: In Stock
SZ-E006006
CAS No:527-75-3
Mol.F.: C37H67NO12 
Mol.Wt.: 717.9
Inv. Status: In Stock

Mono-Ethyl Succinate

Picture of Mono-Ethyl Succinate
CAT No: SZ-E006007
CAS No: 1070-34-4
Mol.F. : C6H10O4
Mol.Wt. : 146.1
Inv. Status: In Stock
Rel. CAS No : 51099-98-0 (Na salt) ; 24356-34-1 (K salt)
SZ-E006007
CAS No:1070-34-4
Mol.F.: C6H10O4
Mol.Wt.: 146.1
Inv. Status: In Stock
Rel. CAS No : 51099-98-0 (Na salt) ; 24356-34-1 (K salt)

Erythromycin EP Impurity H

Picture of Erythromycin EP Impurity H
CAT No: SZ-E006008
CAS No: 992-65-4
Mol.F. : C37H67NO14
Mol.Wt. : 749.9
Inv. Status: In Stock
SZ-E006008
CAS No:992-65-4
Mol.F.: C37H67NO14
Mol.Wt.: 749.9
Inv. Status: In Stock

Erythromycin EP Impurity L

Picture of Erythromycin EP Impurity L
CAT No: SZ-E006009
CAS No: 127955-44-6
Mol.F. : C37H65NO14
Mol.Wt. : 747.9
Inv. Status: In Stock
SZ-E006009
CAS No:127955-44-6
Mol.F.: C37H65NO14
Mol.Wt.: 747.9
Inv. Status: In Stock

Erythromycin EP Impurity A

Picture of Erythromycin EP Impurity A
CAT No: SZ-E006011
CAS No: NA
Mol.F. : C37H67NO14
Mol.Wt. : 749.9
Inv. Status: Custom Synthesis
SZ-E006011
CAS No:NA
Mol.F.: C37H67NO14
Mol.Wt.: 749.9
Inv. Status: Custom Synthesis

Erythromycin EP Impurity C

Picture of Erythromycin EP Impurity C
CAT No: SZ-E006012
CAS No: 41451-91-6
Mol.F. : C37H65NO14
Mol.Wt. : 747.9
Inv. Status: Custom Synthesis
SZ-E006012
CAS No:41451-91-6
Mol.F.: C37H65NO14
Mol.Wt.: 747.9
Inv. Status: Custom Synthesis

Erythromycin EP Impurity J

Picture of Erythromycin EP Impurity J
CAT No: SZ-E006013
CAS No: 111321-02-9
Mol.F. : C37H68N2O13
Mol.Wt. : 749.0
Inv. Status: Custom Synthesis
SZ-E006013
CAS No:111321-02-9
Mol.F.: C37H68N2O13
Mol.Wt.: 749.0
Inv. Status: Custom Synthesis

Erythromycin EP Impurity I

Picture of Erythromycin EP Impurity I
CAT No: SZ-E006014
CAS No: NA
Mol.F. : C29H49NO8
Mol.Wt. : 539.7
Inv. Status: In Stock
SZ-E006014
CAS No:NA
Mol.F.: C29H49NO8
Mol.Wt.: 539.7
Inv. Status: In Stock

Erythromycin EP Impurity K

Picture of Erythromycin EP Impurity K
CAT No: SZ-E006015
CAS No: 33442-56-7
Mol.F. : C36H65NO12
Mol.Wt. : 703.9
Inv. Status: Custom Synthesis
SZ-E006015
CAS No:33442-56-7
Mol.F.: C36H65NO12
Mol.Wt.: 703.9
Inv. Status: Custom Synthesis

Erythromycin EP Impurity N

Picture of Erythromycin EP Impurity N
CAT No: SZ-E006016
CAS No: NA
Mol.F. : C21H38O7
Mol.Wt. : 402.5
Inv. Status: Custom Synthesis
SZ-E006016
CAS No:NA
Mol.F.: C21H38O7
Mol.Wt.: 402.5
Inv. Status: Custom Synthesis

Erythromycin A Imino ether

Picture of Erythromycin A Imino ether
CAT No: SZ-E006017
CAS No: 99290-97-8
Mol.F. : C37H66N2O12
Mol.Wt. : 730.9
Inv. Status: Out of Stock
SZ-E006017
CAS No:99290-97-8
Mol.F.: C37H66N2O12
Mol.Wt.: 730.9
Inv. Status: Out of Stock

Erythromycin EP Impurity M

Picture of Erythromycin EP Impurity M
CAT No: SZ-E006018
CAS No: 616234-56-1
Mol.F. : C37H67NO13
Mol.Wt. : 733.9
Inv. Status: Custom Synthesis
SZ-E006018
CAS No:616234-56-1
Mol.F.: C37H67NO13
Mol.Wt.: 733.9
Inv. Status: Custom Synthesis

Erythromycin Ethyl Succinate

Picture of Erythromycin Ethyl Succinate
CAT No: SZ-E006019
CAS No: 1264-62-6
Mol.F. : C43H75NO16
Mol.Wt. : 862.1
Inv. Status: In Stock
SZ-E006019
CAS No:1264-62-6
Mol.F.: C43H75NO16
Mol.Wt.: 862.1
Inv. Status: In Stock

Erythromycin Phosphate

Picture of Erythromycin Phosphate
CAT No: SZ-E006020
CAS No: 4501-00-2
Mol.F. : C37H67NO13 : H3O4P
Mol.Wt. : 733.9 : 98.0
Inv. Status: Custom Synthesis
Rel. CAS No : 114-07-8 (free base) ; 7184-72-7 (Sulfate salt) ; 14271-02-4 (HCl salt)
SZ-E006020
CAS No:4501-00-2
Mol.F.: C37H67NO13 : H3O4P
Mol.Wt.: 733.9 : 98.0
Inv. Status: Custom Synthesis
Rel. CAS No : 114-07-8 (free base) ; 7184-72-7 (Sulfate salt) ; 14271-02-4 (HCl salt)

Erythromycin Sulfate

Picture of Erythromycin Sulfate
CAT No: SZ-E006021
CAS No: 7184-72-7
Mol.F. : C37H67NO13 : H2SO4
Mol.Wt. : 733.9 : 981
Inv. Status: Custom Synthesis
Rel. CAS No : 114-07-8 (free base) ; 14271-02-4 (HCl salt)
SZ-E006021
CAS No:7184-72-7
Mol.F.: C37H67NO13 : H2SO4
Mol.Wt.: 733.9 : 981
Inv. Status: Custom Synthesis
Rel. CAS No : 114-07-8 (free base) ; 14271-02-4 (HCl salt)

Erythromycin Impurity 1

Picture of Erythromycin Impurity 1
CAT No: SZ-E006025
CAS No: 119665-62-2
Mol.F. : C49H96N2O14Si2
Mol.Wt. : 993.5
Inv. Status: Custom Synthesis
SZ-E006025
CAS No:119665-62-2
Mol.F.: C49H96N2O14Si2
Mol.Wt.: 993.5
Inv. Status: Custom Synthesis

4-Ethoxy-4-oxobutanoic acid Sodium salt

Picture of 4-Ethoxy-4-oxobutanoic acid Sodium salt
CAT No: SZ-E006026
CAS No: 119665-77-9
Mol.F. : C42H78N2O14
Mol.Wt. : 835.1
Inv. Status: Custom Synthesis
SZ-E006026
CAS No:119665-77-9
Mol.F.: C42H78N2O14
Mol.Wt.: 835.1
Inv. Status: Custom Synthesis

Erythromycin lactobioate A

Picture of Erythromycin lactobioate A
CAT No: SZ-E006027
CAS No: 3847-29-8
Mol.F. : C37H67NO13 : C12H22O12
Mol.Wt. : 733.9 : 358.3
Inv. Status: Custom Synthesis
Rel. CAS No : 114-07-8 (free base)
SZ-E006027
CAS No:3847-29-8
Mol.F.: C37H67NO13 : C12H22O12
Mol.Wt.: 733.9 : 358.3
Inv. Status: Custom Synthesis
Rel. CAS No : 114-07-8 (free base)

Erythromycin lactobioate B

Picture of Erythromycin lactobioate B
CAT No: SZ-E006028
CAS No: NA
Mol.F. : C37H67NO12 : C12H22O12
Mol.Wt. : 717.9 : 358.3
Inv. Status: Custom Synthesis
Rel. CAS No : 527-75-3 (free base)
SZ-E006028
CAS No:NA
Mol.F.: C37H67NO12 : C12H22O12
Mol.Wt.: 717.9 : 358.3
Inv. Status: Custom Synthesis
Rel. CAS No : 527-75-3 (free base)

Erythromycin C

Picture of Erythromycin C
CAT No: SZ-E006029
CAS No: 1675-02-1
Mol.F. : C36H65NO13
Mol.Wt. : 719.9
Inv. Status: Custom Synthesis
SZ-E006029
CAS No:1675-02-1
Mol.F.: C36H65NO13
Mol.Wt.: 719.9
Inv. Status: Custom Synthesis

Erythromycin Impurity 3

Picture of Erythromycin Impurity 3
CAT No: SZ-E006030
CAS No: NA
Mol.F. : C39H74N2O12
Mol.Wt. : 763.0
Inv. Status: Custom Synthesis
SZ-E006030
CAS No:NA
Mol.F.: C39H74N2O12
Mol.Wt.: 763.0
Inv. Status: Custom Synthesis

Erythromycin Ethyl Fumarate

Picture of Erythromycin Ethyl Fumarate
CAT No: SZ-E006031
CAS No: 122293-08-7
Mol.F. : C43H73NO16
Mol.Wt. : 860.0
Inv. Status: Custom Synthesis
SZ-E006031
CAS No:122293-08-7
Mol.F.: C43H73NO16
Mol.Wt.: 860.0
Inv. Status: Custom Synthesis

Erythromycin Phthalyl Ester

Picture of Erythromycin Phthalyl Ester
CAT No: SZ-E006033
CAS No: 121057-86-1
Mol.F. : C45H71NO16
Mol.Wt. : 882.1
Inv. Status: Custom Synthesis
SZ-E006033
CAS No:121057-86-1
Mol.F.: C45H71NO16
Mol.Wt.: 882.1
Inv. Status: Custom Synthesis

Erythromycin N-Oxide Impurity

Picture of Erythromycin N-Oxide Impurity
CAT No: SZ-E006034
CAS No: NA
Mol.F. : C37H65NO15
Mol.Wt. : 763.9
Inv. Status: Custom Synthesis
SZ-E006034
CAS No:NA
Mol.F.: C37H65NO15
Mol.Wt.: 763.9
Inv. Status: Custom Synthesis

Erythromycin Phthalate Impurity

Picture of Erythromycin Phthalate Impurity
CAT No: SZ-E006035
CAS No: NA
Mol.F. : C45H71NO16
Mol.Wt. : 882.1
Inv. Status: Custom Synthesis
SZ-E006035
CAS No:NA
Mol.F.: C45H71NO16
Mol.Wt.: 882.1
Inv. Status: Custom Synthesis

Erythromycin Estolate

Picture of Erythromycin Estolate
CAT No: SZ-E006036
CAS No: 3521-62-8
Mol.F. : C40H71NO14 : C12H26O4S
Mol.Wt. : 790.0 : 266.4
Inv. Status: Custom Synthesis
SZ-E006036
CAS No:3521-62-8
Mol.F.: C40H71NO14 : C12H26O4S
Mol.Wt.: 790.0 : 266.4
Inv. Status: Custom Synthesis

(9Z)-Erythromycin A Oxime

Picture of (9Z)-Erythromycin A Oxime
CAT No: SZ-E006037
CAS No: 134931-01-4
Mol.F. : C37H68N2O13
Mol.Wt. : 749.0
Inv. Status: Custom Synthesis
SZ-E006037
CAS No:134931-01-4
Mol.F.: C37H68N2O13
Mol.Wt.: 749.0
Inv. Status: Custom Synthesis

Erythromycin A 6,9-iminoether

Picture of Erythromycin A 6,9-iminoether
CAT No: SZ-E006038
CAS No: NA
Mol.F. : C37H66N2O12
Mol.Wt. : 730.9
Inv. Status: Custom Synthesis
SZ-E006038
CAS No:NA
Mol.F.: C37H66N2O12
Mol.Wt.: 730.9
Inv. Status: Custom Synthesis

8a erythromycin A 6,9-iminoether

Picture of 8a erythromycin A 6,9-iminoether
CAT No: SZ-E006039
CAS No: NA
Mol.F. : C37H66N2O12
Mol.Wt. : 730.9
Inv. Status: Custom Synthesis
SZ-E006039
CAS No:NA
Mol.F.: C37H66N2O12
Mol.Wt.: 730.9
Inv. Status: Custom Synthesis

8a erythromycin B 6,9-iminoether

Picture of 8a erythromycin B 6,9-iminoether
CAT No: SZ-E006040
CAS No: NA
Mol.F. : C37H66N2O11
Mol.Wt. : 714.9
Inv. Status: Custom Synthesis
SZ-E006040
CAS No:NA
Mol.F.: C37H66N2O11
Mol.Wt.: 714.9
Inv. Status: Custom Synthesis

Erythromycin B Oxime

Picture of Erythromycin B Oxime
CAT No: SZ-E006041
CAS No: 53274-43-4
Mol.F. : C37H68N2O12
Mol.Wt. : 733.0
Inv. Status: Custom Synthesis
SZ-E006041
CAS No:53274-43-4
Mol.F.: C37H68N2O12
Mol.Wt.: 733.0
Inv. Status: Custom Synthesis

Stable Isotopes And Metabolites

Erythromycin D3

Picture of Erythromycin D3
CAT No: SZ-E006D01
CAS No: 959119-26-7
Mol.F. : C37H64D3NO13
Mol.Wt. : 737.0
Inv. Status: Custom Synthesis
SZ-E006D01
CAS No:959119-26-7
Mol.F.: C37H64D3NO13
Mol.Wt.: 737.0
Inv. Status: Custom Synthesis

Erythromycin D6

Picture of Erythromycin D6
CAT No: SZ-E006D02
CAS No: 959119-25-6
Mol.F. : C37H61D6NO13
Mol.Wt. : 740.0
Inv. Status: Custom Synthesis
SZ-E006D02
CAS No:959119-25-6
Mol.F.: C37H61D6NO13
Mol.Wt.: 740.0
Inv. Status: Custom Synthesis

N-Demethyl Erythromycin A D3

Picture of N-Demethyl Erythromycin A D3
CAT No: SZ-E006D03
CAS No: NA
Mol.F. : C36H62D3NO13
Mol.Wt. : 722.9
Inv. Status: Custom Synthesis
Rel. CAS No : 992-62-1 (Unlabeled)
SZ-E006D03
CAS No:NA
Mol.F.: C36H62D3NO13
Mol.Wt.: 722.9
Inv. Status: Custom Synthesis
Rel. CAS No : 992-62-1 (Unlabeled)

Erythromycin Ethyl Succinate-D6

Picture of Erythromycin Ethyl Succinate-D6
CAT No: SZ-E006D04
CAS No: NA
Mol.F. : C43H69D6NO16
Mol.Wt. : 868.1
Inv. Status: Custom Synthesis
Rel. CAS No : 1264-62-6 (Unlabelled)
SZ-E006D04
CAS No:NA
Mol.F.: C43H69D6NO16
Mol.Wt.: 868.1
Inv. Status: Custom Synthesis
Rel. CAS No : 1264-62-6 (Unlabelled)

Erythromycin 13C,D3

Picture of Erythromycin 13C,D3
CAT No: SZ-E006D05
CAS No: NA
Mol.F. : C3613CH64D3NO13
Mol.Wt. : 737.9
Inv. Status: Custom Synthesis
SZ-E006D05
CAS No:NA
Mol.F.: C3613CH64D3NO13
Mol.Wt.: 737.9
Inv. Status: Custom Synthesis

Possible Nitroso Standards

N-Nitroso Erythromycin EP Impurity B

Picture of N-Nitroso Erythromycin EP Impurity B
CAT No: SZ-E006032
CAS No: NA
Mol.F. : C36H64N2O14
Mol.Wt. : 748.9
Inv. Status: Out of Stock, Custom Synthesis
SZ-E006032
CAS No:NA
Mol.F.: C36H64N2O14
Mol.Wt.: 748.9
Inv. Status: Out of Stock, Custom Synthesis