Ethinylestradiol EP Impurity B

N° de SZ CAT:	SZ-E007003
Número CAS	1231-96-5
Mol.F.	C20H22O2
Peso Molecular	294.4
Status de Fatura	Under QC Approval

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SynZeal will update these details as per new development or finding in product specification without further noticed.

Nome Químico: 19-Nor-17α-pregna-1,3,5(10),9(11)-tetraen-20-yne-3,17-diol (as per EP) ; 19-Nor-17α-pregna-1,3,5(10),9(11)-tetraen-20-yne-3,17-diol (as per USP)

Sinônimo: Ethinyl Estradiol USP Related Compound B (as per USP) ; 9,11-Dehydro Ethynyl Estradiol

Shipping Temperature: Ambient

HSN Code: 38229010

Country of Origin: India

Sorrisos: C#C[C@]1(O)CC[C@@]2([H])[C@]3([H])CCC4=C(C=CC(O)=C4)C3=CC[C@]12C

Reversed-phase high-performance liquid chromatographic determination of Norethindrone acetate and ethinyl estradiol in pharmaceutical formulation
By Koneru, Ajitha; Kimbahune, Ritu; Mubeen, G.; Lalitha, N.; Chakraborty, Krishnasis
From Indo American Journal of Pharmaceutical Research (2015), 5(6), 2442-2449

Analytical method development and validation for simultaneous determination and quantification of Ethinyl Estradiol and Gestodene in combined tablet dosage form by RP-HPLC
By Nautiyal, Kanchan; Ramakrishna, K.
From Journal of Chemical and Pharmaceutical Research (2014), 6(10), 74-80

Simultaneous determination of ethinyl estradiol and drospirenone in oral contraceptive by high performance liquid chromatography
By Silva, Viviane Benevenuti; Galdos, Angel Arturo Gaona; Mothe, Cintia Maria Alves; Pallastrelli, Michele Bacchi; Prado, Maria Segunda Aurora; Singh, Anil Kumar; Kedor-Hackmann, Erika Rosa Maria; Santoro, Maria Ines Rocha Miritello
From Brazilian Journal of Pharmaceutical Sciences (2013), 49(3), 521-528

New oxidative decomposition mechanism of estradiol through the structural characterization of a minute impurity and its degradants
By Beni, Zoltan; Hada, Viktor; Varga, Emese; Maho, Sandor; Aranyi, Antal; Szantay, Csaba, Jr.
From Journal of Pharmaceutical and Biomedical Analysis (2013), 78-79, 183-189

Ethinylestradiol EP Impurity B is chemically 19-Nor-17α-pregna-1,3,5(10),9(11)-tetraen-20-yne-3,17-diol (as per EP) ; 19-Nor-17α-pregna-1,3,5(10),9(11)-tetraen-20-yne-3,17-diol (as per USP). It is also known as Ethinyl Estradiol USP Related Compound B (as per USP) ; 9,11-Dehydro Ethynyl Estradiol. Ethinylestradiol EP Impurity B is supplied with detailed characterization data compliant with regulatory guideline. Ethinylestradiol EP Impurity B can be used for the analytical method development, method validation (AMV), Quality Controlled (QC) application for Abbreviated New Drug Application (ANDA) or during commercial production of Ethinyl Estradiol .

The product can be used as reference standards and further traceability against pharmacopeial standards (USP or EP) can be provided based on feasibility. SynZeal products are for analytical purpose only and not for human use.

N° de SZ CAT:	: SZ-E007004
Número CAS	: 53-16-7
Mol.F.	: C18H22O2
Peso Molecular	: 270.4
Status de Fatura	: In Stock
Rel. CAT No	: SZ-E022003 ,

N° de SZ CAT:	: SZ-E007005
Número CAS	: 50-28-2
Mol.F.	: C18H24O2
Peso Molecular	: 272.4
Status de Fatura	: In Stock
Rel. CAT No	: SZ-E005002 , SZ-E022005 , SZ-E031001 , SZ-E077002 , ,

N° de SZ CAT:	: SZ-E007013
Número CAS	: 57-91-0
Mol.F.	: C18H24O2
Peso Molecular	: 272.4
Status de Fatura	: In Stock
Rel. CAS No	: 934586-82-0 (Sulfate salt)

Ethinylestradiol EP Impurity B

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N° de SZ CAT:	: SZ-E007016
Número CAS	: 1357266-17-1
Mol.F.	: C20H20O2
Peso Molecular	: 292.4
Status de Fatura	: In Stock

N° de SZ CAT:	: SZ-E007017
Número CAS	: 61217-13-8
Mol.F.	: C24H32O4
Peso Molecular	: 384.5
Status de Fatura	: In Stock

N° de SZ CAT:	: SZ-E007001
Número CAS	: 57-63-6
Mol.F.	: C20H24O2
Peso Molecular	: 296.4
Status de Fatura	: In Stock

N° de SZ CAT:	: SZ-E007022
Número CAS	: 303014-90-6
Mol.F.	: C40H46O4
Peso Molecular	: 590.8
Status de Fatura	: Custom Synthesis

N° de SZ CAT:	: SZ-E007023
Número CAS	: 303014-91-7
Mol.F.	: C40H46O4
Peso Molecular	: 590.8
Status de Fatura	: Custom Synthesis

N° de SZ CAT:	: SZ-E007015
Número CAS	: NA
Mol.F.	: C40H46O4
Peso Molecular	: 590.8
Status de Fatura	: In Stock

N° de SZ CAT:	: SZ-E007002
Número CAS	: 4717-38-8
Mol.F.	: C20H24O2
Peso Molecular	: 296.4
Status de Fatura	: In Stock

N° de SZ CAT:	: SZ-E007003
Número CAS	: 1231-96-5
Mol.F.	: C20H22O2
Peso Molecular	: 294.4
Status de Fatura	: Under QC Approval

N° de SZ CAT:	: SZ-E007006
Número CAS	: 27521-34-2
Mol.F.	: C20H24O3
Peso Molecular	: 312.4
Status de Fatura	: In Stock

N° de SZ CAT:	: SZ-E007007
Número CAS	: 56324-28-8
Mol.F.	: C20H24O3
Peso Molecular	: 312.4
Status de Fatura	: In Stock

N° de SZ CAT:	: SZ-E007008
Número CAS	: 38002-18-5
Mol.F.	: C20H22O3
Peso Molecular	: 310.4
Status de Fatura	: In Stock

N° de SZ CAT:	: SZ-E007009
Número CAS	: 1350468-76-6
Mol.F.	: C20H22O3
Peso Molecular	: 310.4
Status de Fatura	: In Stock

N° de SZ CAT:	: SZ-E007010
Número CAS	: 67703-68-8
Mol.F.	: C20H22O2
Peso Molecular	: 294.4
Status de Fatura	: In Stock

N° de SZ CAT:	: SZ-E007011
Número CAS	: 15071-66-6
Mol.F.	: C21H26O2
Peso Molecular	: 310.4
Status de Fatura	: In Stock

N° de SZ CAT:	: SZ-E007012
Número CAS	: 155683-61-7
Mol.F.	: C21H26O2
Peso Molecular	: 310.4
Status de Fatura	: In Stock

N° de SZ CAT:	: SZ-E007014
Número CAS	: 3240-39-9
Mol.F.	: C21H26O2
Peso Molecular	: 310.4
Status de Fatura	: In Stock

N° de SZ CAT:	: SZ-E007018
Número CAS	: 303014-86-0
Mol.F.	: C20H24O4
Peso Molecular	: 328.4
Status de Fatura	: Custom Synthesis

N° de SZ CAT:	: SZ-E007019
Número CAS	: 303014-87-1
Mol.F.	: C40H46O4
Peso Molecular	: 590.8
Status de Fatura	: Custom Synthesis

N° de SZ CAT:	: SZ-E007020
Número CAS	: 303014-88-2
Mol.F.	: C40H46O4
Peso Molecular	: 590.8
Status de Fatura	: Custom Synthesis

N° de SZ CAT:	: SZ-E007021
Número CAS	: 303014-89-3
Mol.F.	: C40H46O4
Peso Molecular	: 590.8
Status de Fatura	: Custom Synthesis

N° de SZ CAT:	: SZ-E007D01
Número CAS	: NA
Mol.F.	: C20H17D7O2
Peso Molecular	: 303.5
Status de Fatura	: Limited Stock

N° de SZ CAT:	: SZ-E007D02
Número CAS	: 350820-06-3
Mol.F.	: C20H20D4O2
Peso Molecular	: 300.4
Status de Fatura	: In Stock