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Ethinyl Estradiol Related Products


SynZeal is a leading innovator in pharmaceutical reference standards. We supply high-quality Reference Standards of Ethinyl Estradiol , pharmacopeial and non-pharmacopeial Ethinyl Estradiol impurities, metabolites, stable isotope products, and nitrosamines (N-NO products). Ethinyl Estradiol impurities reference standards are useful in pharmaceutical research. They are useful in product development, ANDA and DMF filing, quality control (QC), method validation, and stability studies. It is also useful in the identification of unknown impurities and the assessment of genotoxic potential.

Ethinyl Estradiol -related products are thoroughly characterized. Ethinyl Estradiol products are supplied with detailed COA & analytical data meeting regulatory compliance. We can also provide EP/USP traceable standards based on your requirements. The supplied products are re-tested at regular intervals.

Stable Isotops and Metabolites

Ethynyl Estradiol-2,4,16,16-d4

Picture of Ethynyl Estradiol-2,4,16,16-d4
SZ CAT No:: SZ-E007D02
CAS No: 350820-06-3
Mol.F.: C20H20D4O2
Mol.Wt.: 300.4
Inv. Status: In Stock

Ethinylestradiol-d7

Picture of Ethinylestradiol-d7
SZ CAT No:: SZ-E007D01
CAS No: NA
Mol.F.: C20H17D7O2
Mol.Wt.: 303.5
Inv. Status: Limited Stock

Pharmaceutical Reference Standards

17β-Dihydro-17α-Ethynyl-Equillenin

Picture of 17β-Dihydro-17α-Ethynyl-Equillenin
SZ CAT No:: SZ-E007016
CAS No: 1357266-17-1
Mol.F.: C20H20O2
Mol.Wt.: 292.4
Inv. Status: In Stock

a-Ethynodiol Diacetate

Picture of a-Ethynodiol Diacetate
SZ CAT No:: SZ-E007017
CAS No: 61217-13-8
Mol.F.: C24H32O4
Mol.Wt.: 384.5
Inv. Status: In Stock

Ethinyl Estradiol

Picture of Ethinyl Estradiol
SZ CAT No:: SZ-E007001
CAS No: 57-63-6
Mol.F.: C20H24O2
Mol.Wt.: 296.4
Inv. Status: In Stock

Ethinylestradiol Dimer

Picture of Ethinylestradiol Dimer
SZ CAT No:: SZ-E007015
CAS No: NA
Mol.F.: C40H46O4
Mol.Wt.: 590.8
Inv. Status: In Stock

Ethinylestradiol EP Impurity A

Picture of Ethinylestradiol EP Impurity A
SZ CAT No:: SZ-E007002
CAS No: 4717-38-8
Mol.F.: C20H24O2
Mol.Wt.: 296.4
Inv. Status: In Stock

Ethinylestradiol EP Impurity C

Picture of Ethinylestradiol EP Impurity C
SZ CAT No:: SZ-E007004
CAS No: 53-16-7
Mol.F.: C18H22O2
Mol.Wt.: 270.4
Inv. Status: In Stock
Rel. CAT No: SZ-E022003 ,

Ethinylestradiol EP Impurity D

Picture of Ethinylestradiol EP Impurity D
SZ CAT No:: SZ-E007005
CAS No: 50-28-2
Mol.F.: C18H24O2
Mol.Wt.: 272.4
Inv. Status: In Stock
Rel. CAT No: SZ-E005002 , SZ-E022005 , SZ-E031001 , SZ-E077002 , ,

Ethinylestradiol EP Impurity E

Picture of Ethinylestradiol EP Impurity E
SZ CAT No:: SZ-E007006
CAS No: 27521-34-2
Mol.F.: C20H24O3
Mol.Wt.: 312.4
Inv. Status: In Stock

Ethinylestradiol EP Impurity F

Picture of Ethinylestradiol EP Impurity F
SZ CAT No:: SZ-E007007
CAS No: 56324-28-8
Mol.F.: C20H24O3
Mol.Wt.: 312.4
Inv. Status: In Stock

Ethinylestradiol EP Impurity G

Picture of Ethinylestradiol EP Impurity G
SZ CAT No:: SZ-E007008
CAS No: 38002-18-5
Mol.F.: C20H22O3
Mol.Wt.: 310.4
Inv. Status: In Stock

Ethinylestradiol EP Impurity H

Picture of Ethinylestradiol EP Impurity H
SZ CAT No:: SZ-E007009
CAS No: 1350468-76-6
Mol.F.: C20H22O3
Mol.Wt.: 310.4
Inv. Status: In Stock

Ethinylestradiol EP Impurity I

Picture of Ethinylestradiol EP Impurity I
SZ CAT No:: SZ-E007010
CAS No: 67703-68-8
Mol.F.: C20H22O2
Mol.Wt.: 294.4
Inv. Status: In Stock

Ethinylestradiol EP Impurity J

Picture of Ethinylestradiol EP Impurity J
SZ CAT No:: SZ-E007011
CAS No: 15071-66-6
Mol.F.: C21H26O2
Mol.Wt.: 310.4
Inv. Status: In Stock

Ethinylestradiol EP Impurity K

Picture of Ethinylestradiol EP Impurity K
SZ CAT No:: SZ-E007012
CAS No: 155683-61-7
Mol.F.: C21H26O2
Mol.Wt.: 310.4
Inv. Status: In Stock

Ethinylestradiol EP Impurity L

Picture of Ethinylestradiol EP Impurity L
SZ CAT No:: SZ-E007013
CAS No: 57-91-0
Mol.F.: C18H24O2
Mol.Wt.: 272.4
Inv. Status: In Stock
Rel. CAS No: 934586-82-0 (Sulfate salt)

Ethinylestradiol EP Impurity M

Picture of Ethinylestradiol EP Impurity M
SZ CAT No:: SZ-E007014
CAS No: 3240-39-9
Mol.F.: C21H26O2
Mol.Wt.: 310.4
Inv. Status: In Stock

Ethinyl Estradiol Dimer Impurity 1

Picture of Ethinyl Estradiol Dimer Impurity 1
SZ CAT No:: SZ-E007019
CAS No: 303014-87-1
Mol.F.: C40H46O4
Mol.Wt.: 590.8
Inv. Status: Custom Synthesis

Ethinyl Estradiol Dimer Impurity 2

Picture of Ethinyl Estradiol Dimer Impurity 2
SZ CAT No:: SZ-E007020
CAS No: 303014-88-2
Mol.F.: C40H46O4
Mol.Wt.: 590.8
Inv. Status: Custom Synthesis

Ethinyl Estradiol Dimer Impurity 3

Picture of Ethinyl Estradiol Dimer Impurity 3
SZ CAT No:: SZ-E007021
CAS No: 303014-89-3
Mol.F.: C40H46O4
Mol.Wt.: 590.8
Inv. Status: Custom Synthesis

Ethinyl Estradiol Dimer Impurity 4

Picture of Ethinyl Estradiol Dimer Impurity 4
SZ CAT No:: SZ-E007022
CAS No: 303014-90-6
Mol.F.: C40H46O4
Mol.Wt.: 590.8
Inv. Status: Custom Synthesis

Ethinyl Estradiol Dimer Impurity 5

Picture of Ethinyl Estradiol Dimer Impurity 5
SZ CAT No:: SZ-E007023
CAS No: 303014-91-7
Mol.F.: C40H46O4
Mol.Wt.: 590.8
Inv. Status: Custom Synthesis

Ethinylestradiol Impurity 1

Picture of Ethinylestradiol Impurity 1
SZ CAT No:: SZ-E007018
CAS No: 303014-86-0
Mol.F.: C20H24O4
Mol.Wt.: 328.4
Inv. Status: Custom Synthesis

Ethinylestradiol EP Impurity B

Picture of Ethinylestradiol EP Impurity B
SZ CAT No:: SZ-E007003
CAS No: 1231-96-5
Mol.F.: C20H22O2
Mol.Wt.: 294.4
Inv. Status: Under QC Approval

4-Methylestrone

Picture of 4-Methylestrone
SZ CAT No:: SZ-E007025
CAS No: 68969-90-4
Mol.F.: C19H24O2
Mol.Wt.: 284.4
Inv. Status:

Delta-8(9)-Ethinyl Estradiol

Picture of Delta-8(9)-Ethinyl Estradiol
SZ CAT No:: SZ-E007027
CAS No: 100019-04-3
Mol.F.: C20H22O2
Mol.Wt.: 294.4
Inv. Status:

Ethinylestradiol 1-Hydroxy 4-Methyl Impurity

Picture of Ethinylestradiol 1-Hydroxy 4-Methyl Impurity
SZ CAT No:: SZ-E007026
CAS No: 1034298-00-4
Mol.F.: C21H26O2
Mol.Wt.: 310.4
Inv. Status:
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