Estradiol Impurity 4

SZ CAT No:	SZ-E031041
CAS No	57780-81-1
Mol.F.	C18H24O4
Mol.Wt.	304.4
Inv. Status	Custom Synthesis

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Chemical Name: (1S,3aS,4S,7aS)-4-(2,5-dihydroxyphenethyl)-1-hydroxy-7a-methyloctahydro-5H-inden-5-one

Shipping Temperature: Ambient

HSN Code: 38229010

Country of Origin: India

Smiles: C[C@]([C@H]1O)(CCC2=O)[C@](CC1)([H])[C@@H]2CCC(C=C(O)C=C3)=C3O

Validated RP-HPLC method for the determination of estradiol valerate in bulk and pharmaceutical formulations
M. Madhu1 *, Satyadev T. N. V. S. S.1 , G. Hephzibah1 and T. V. Reddy
Der Pharmacia Lettre, 2016, 8 (4):50-61

Determination of estradiol and its degradation products by liquid chromatography
Lucie Havlíková, Lucie Nováková, Ludmila Matysová, Jan Sícha
Journal of Chromatography A 1119(1-2):216-23

Determination of Related Substances in Estradiol Valerate Tablet by Use of HPLC Method
Du, Biying
Current Pharmaceutical Analysis, Volume 14, Number 5, 2018, pp. 513-518(6)

Estradiol Impurity 4 is chemically (1S,3aS,4S,7aS)-4-(2,5-dihydroxyphenethyl)-1-hydroxy-7a-methyloctahydro-5H-inden-5-one. Estradiol Impurity 4 is supplied with detailed characterization data compliant with regulatory guideline. Estradiol Impurity 4 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 Estradiol Valerate.

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.

SZ CAT No:	: SZ-E005002
CAS No	: 50-28-2
Mol.F.	: C18H24O2
Mol.Wt.	: 272.3
Inv. Status	: In Stock
Rel. CAT No	: SZ-E007005 , SZ-E022005 , SZ-E031001 , SZ-E077002 , ,

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

SZ CAT No:	: SZ-E031025
CAS No	: 56050-04-5
Mol.F.	: C18H23O5S : Na
Mol.Wt.	: 351.4 : 23.0
Inv. Status	: In Stock
Rel. CAS No	: 22139-70-4 (free base)

SZ CAT No:	: SZ-E031026
CAS No	: 4999-79-5
Mol.F.	: C18H23O5S : Na
Mol.Wt.	: 351.4 : 23.0
Inv. Status	: In Stock
Rel. CAS No	: 481-96-9 (free base)

SZ CAT No:	: SZ-E031D01
CAS No	: NA
Mol.F.	: C18H19D3O2
Mol.Wt.	: 273.4
Inv. Status	: In Stock
Rel. CAS No	: 791-69-5 (unlabeled)

Estradiol Impurity 4

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Mol.F.	: C23H32O3
Mol.Wt.	: 356.4
Inv. Status	: In Stock

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Mol.F.	: C28H40O4
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Mol.F.	: C49H66O5
Mol.Wt.	: 735.1
Inv. Status	: Under Synthesis

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Mol.Wt.	: 370.5
Inv. Status	: In Stock

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Mol.Wt.	: 356.5
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Mol.Wt.	: 496.7
Inv. Status	: In Stock

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Mol.Wt.	: 284.4
Inv. Status	: Out of Stock

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Mol.F.	: C19H24O2
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Inv. Status	: In Stock

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Mol.F.	: C23H32O4
Mol.Wt.	: 372.5
Inv. Status	: In Stock

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Mol.F.	: C23H32O4
Mol.Wt.	: 372.5
Inv. Status	: In Stock

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Mol.F.	: C18H24O3
Mol.Wt.	: 288.4
Inv. Status	: In Stock

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Mol.F.	: C22H32O2
Mol.Wt.	: 328.5
Inv. Status	: In Stock

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Mol.F.	: C23H30O4
Mol.Wt.	: 370.5
Inv. Status	: In Stock

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Mol.F.	: C22H30O2
Mol.Wt.	: 326.5
Inv. Status	: In Stock

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Mol.Wt.	: 542.8
Inv. Status	: In Stock

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Mol.F.	: C47H55N7O4
Mol.Wt.	: 782.0
Inv. Status	: Custom Synthesis

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Mol.Wt.	: 810.1
Inv. Status	: Custom Synthesis

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Inv. Status	: Custom Synthesis