Levothyroxine EP Impurity A

SZ CAT No:	SZ-L022002
CAS No	55-06-1
Mol.F.	C15H11I3NO4 : Na
Mol.Wt.	650.0 : 23.0
Inv. Status	In Stock
Rel. CAS No	6893-02-3 (free base)

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Chemical Name: Sodium (2S)-2-amino-3-[4-(4-hydroxy-3-iodophenoxy)-3,5-diiodophenyl]propanoic acid (as per EP)

Synonym: Liothyronine Sodium (USP)

Shipping Temperature: Ambient

HSN Code: 38229010

Country of Origin: India

Smiles: IC1=CC(C[C@H](N)C([O-])=O)=CC(I)=C1OC2=CC=C(O)C(I)=C2.[Na+]

Levothyroxine EP Impurity A is chemically Sodium (2S)-2-amino-3-[4-(4-hydroxy-3-iodophenoxy)-3,5-diiodophenyl]propanoic acid (as per EP). It is also known as Liothyronine Sodium (USP). Levothyroxine EP Impurity A is supplied with detailed characterization data compliant with regulatory guideline. Levothyroxine EP Impurity A 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 Levothyroxine.

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.

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Levothyroxine T4-Hydroxyacetic Acid

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Levothyroxine Sodium Pentahydrate

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Mol.F.	: C15H11I3NO4 : Na
Mol.Wt.	: 650.0 : 23.0
Inv. Status	: In Stock
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Levothyroxine EP Impurity B

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Levothyroxine EP Impurity C

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Levothyroxine EP Impurity D

SZ CAT No:	: SZ-L022005
CAS No	: 67-30-1
Mol.F.	: C14H8I4O4
Mol.Wt.	: 747.8
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Levothyroxine EP Impurity E

SZ CAT No:	: SZ-L022006
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Levothyroxine D-Isomer

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3,5,3',5'-Tetraiodo Thyrolactic Acid

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Mol.F.	: C15H10I4O5
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L-Tyrosine,3,5-diiodo-o-(4-Methoxyphenyl)

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T4-Formic acid N-methylamide

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Levothyroxine Impurity 6

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N-Acetyl L-Thyroxine Ethyl Ester

SZ CAT No:	: SZ-L022037
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SZ CAT No:	: SZ-L022038
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Mol.Wt.	: 729.9
Inv. Status	: Custom Synthesis

Liothyronine Maillard Lactose Impurity

SZ CAT No:	: SZ-L022039
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Levothyroxine Mannitol Adduct

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Inv. Status	: Custom Synthesis

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SZ CAT No:	: SZ-L022041
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3,5-Dibromo-L-tyrosine

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β-Hydroxy Thyroxine

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Levothyroxine Lactose Adduct

SZ CAT No:	: SZ-L022045
CAS No	: NA
Mol.F.	: C27H32I3NO14
Mol.Wt.	: 975.3
Inv. Status	: Custom Synthesis

Levothyroxine Impurity 9

SZ CAT No:	: SZ-L022047
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Mol.F.	: C7H4INO4
Mol.Wt.	: 293.0
Inv. Status	: Custom Synthesis

Levothyroxine Sodium

SZ CAT No:	: SZ-L022044
CAS No	: 55-03-8
Mol.F.	: C15H10I4NO4 : Na
Mol.Wt.	: 775.9 : 23.0
Inv. Status	: Custom Synthesis
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Thyroxamine Hydrochloride

SZ CAT No:	: SZ-L022048
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Mol.Wt.	: 732.9 : 36.5
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3-Monoiodothyronine

SZ CAT No:	: SZ-L022049
CAS No	: 16170-92-6
Mol.F.	: C15H14INO4
Mol.Wt.	: 399.2
Inv. Status	: Custom Synthesis

Levothyroxine Impurity 10

SZ CAT No:	: SZ-L022050
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Mol.F.	: C16H11I4NO5
Mol.Wt.	: 804.9
Inv. Status	: Custom Synthesis

Thyroxine Sodium

SZ CAT No:	: SZ-L022051
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Mol.F.	: C15H11I4NO4 : Na
Mol.Wt.	: 776.9 : 23.0
Inv. Status	: Custom Synthesis
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Levothyroxine Impurity 11

SZ CAT No:	: SZ-L022052
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Mol.Wt.	: 327.1 : 149.1
Inv. Status	: Custom Synthesis
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Levothyroxine Impurity 12

SZ CAT No:	: SZ-L022053
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Levothyroxine EP Impurity A

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