Levothyroxine N-Steric Acid Amide Impurity

Name: Levothyroxine N-Steric Acid Amide Impurity
Brand: Vaqora Chemicals
SKU: VQ-005194

About Levothyroxine N-Steric Acid Amide Impurity

Levothyroxine N-Steric Acid Amide Impurity is an impurity of Levothyroxine from the Vaqora Chemicals catalogue. The compound has the formula C33H45I4NO5, corresponding to a molecular weight of 1043.3 g/mol. Its systematic (IUPAC) name is (2S)-3-[4-(4-hydroxy-3,5-diiodophenoxy)-3,5-diiodophenyl]-2-(octadecanoylamino)propanoic acid. It is also known as Levothyroxine Impurity 45.

It is supplied as a solid. Keep the vial tightly closed, protected from light and humidity, at the temperature stated on the Certificate of Analysis. Handle it with standard laboratory precautions and appropriate personal protective equipment.

This Levothyroxine impurity supports analytical method development and validation (AMV), batch release testing and the impurity sections of ANDA and DMF filings. It is used across pharmaceutical manufacturing and academic and industrial research.

Vaqora Chemicals supplies Levothyroxine N-Steric Acid Amide Impurity in 10 mg, 25 mg, 50 mg and 100 mg packs, each shipped with a Certificate of Analysis (COA), and exports worldwide.

Typical applications

Analytical method development
Method validation (AMV)
QC release testing
ANDA / DMF filings

Industries

Related to Levothyroxine

View every impurity, metabolite and intermediate we list for Levothyroxine.

Levothyroxine impurities

Specifications & identifiers

Chemical identifiers
Product name	Levothyroxine N-Steric Acid Amide Impurity
Catalogue No.	VQ-005194
IUPAC name	(2S)-3-[4-(4-hydroxy-3,5-diiodophenoxy)-3,5-diiodophenyl]-2-(octadecanoylamino)propanoic acid
Molecular formula	C₃₃H₄₅I₄NO₅
Molecular weight	1043.3 g/mol
Exact mass	1042.9477
Grade	Reference Standard
HSN code	38229090
InChIKey	OUYNNNLRVRJZMZ-LJAQVGFWSA-N
SMILES	CCCCCCCCCCCCCCCCCC(=O)N[C@@H](CC1=CC(=C(C(=C1)I)OC2=CC(=C(C(=C2)I)O)I)I)C(=O)O
PubChem CID	177837124

Physical properties
Physical form	Solid
LogP (XLogP3)	13.3
H-bond donors / acceptors	3 / 5
TPSA	95.9 Å²

Documents

Safety Data Sheet (SDS)16-section GHS · on request Certificate of AnalysisTypical / batch COA · on request Specification sheetTDS / MOA · on request

Frequently asked questions

What is the molecular formula and molecular weight of Levothyroxine N-Steric Acid Amide Impurity?

Levothyroxine N-Steric Acid Amide Impurity has the molecular formula C33H45I4NO5 and a molecular weight of 1043.3 g/mol. Its IUPAC name is (2S)-3-[4-(4-hydroxy-3,5-diiodophenoxy)-3,5-diiodophenyl]-2-(octadecanoylamino)propanoic acid.

What is Levothyroxine N-Steric Acid Amide Impurity used for?

Levothyroxine N-Steric Acid Amide Impurity is supplied as a characterised reference material related to Levothyroxine. It is used for analytical method development and validation (AMV), impurity profiling, stability studies and quality control, and in ANDA/DMF regulatory filings.

Which grade and pack sizes of Levothyroxine N-Steric Acid Amide Impurity can I order?

We supply Levothyroxine N-Steric Acid Amide Impurity in Reference Standard grade, in 10 mg, 25 mg, 50 mg, 100 mg packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with Levothyroxine N-Steric Acid Amide Impurity?

Yes. Every lot of Levothyroxine N-Steric Acid Amide Impurity is shipped with a batch-specific Certificate of Analysis, and a 16-section GHS Safety Data Sheet is provided with the quotation and the shipment.

Can Levothyroxine N-Steric Acid Amide Impurity be shipped internationally?

Yes. We export Levothyroxine N-Steric Acid Amide Impurity worldwide by air and sea freight or express courier, on EXW, FOB, CIF, CFR or DAP Incoterms, with full export documentation.