3-Bromo-L-thyroxine

Name: 3-Bromo-L-thyroxine
Brand: Vaqora Chemicals
SKU: VQ-048882

About 3-Bromo-L-thyroxine

3-Bromo-L-thyroxine (CAS 1798894-90-2) is an impurity of Levothyroxine offered by Vaqora Chemicals. Formula C15H11BrI3NO4, molecular weight 729.87 g/mol. Its systematic (IUPAC) name is (2S)-2-amino-3-[3-bromo-4-(4-hydroxy-3,5-diiodophenoxy)-5-iodophenyl]propanoic acid.

The product is provided as a solid. Reference materials should be stored sealed and away from light and moisture, as specified on the accompanying COA. Good laboratory practice and suitable PPE are recommended during handling.

As a characterised impurity of Levothyroxine, it is used for analytical method development, method validation (AMV) and routine quality-control testing, and it supports ANDA and DMF regulatory filings. It is used across pharmaceutical manufacturing and academic and industrial research.

We offer 3-Bromo-L-thyroxine in 10 mg, 25 mg, 50 mg and 100 mg packs with a batch-specific COA, and ship to customers worldwide. A Safety Data Sheet (SDS) and technical specifications are available on request.

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	3-Bromo-L-thyroxine
Catalogue No.	VQ-048882
CAS Number	1798894-90-2
IUPAC name	(2S)-2-amino-3-[3-bromo-4-(4-hydroxy-3,5-diiodophenoxy)-5-iodophenyl]propanoic acid
Molecular formula	C₁₅H₁₁BrI₃NO₄
Molecular weight	729.87 g/mol
Exact mass	728.7006
Grade	Reference Standard
HSN code	38229090
InChIKey	FLZBERKCPNJGFB-LBPRGKRZSA-N
SMILES	C1=C(C=C(C(=C1Br)OC2=CC(=C(C(=C2)I)O)I)I)C[C@@H](C(=O)O)N
PubChem CID	125292230

Physical properties
Physical form	Solid
LogP (XLogP3)	2.4
H-bond donors / acceptors	3 / 5
TPSA	92.8 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 CAS number of 3-Bromo-L-thyroxine?

The CAS Registry Number of 3-Bromo-L-thyroxine is 1798894-90-2. It is also known as (S)-2-Amino-3-(3-bromo-4-(4-hydroxy-3,5-diiodophenoxy)-5-iodophenyl)propanoic acid.

What is the molecular formula and molecular weight of 3-Bromo-L-thyroxine?

3-Bromo-L-thyroxine has the molecular formula C15H11BrI3NO4 and a molecular weight of 729.87 g/mol. Its IUPAC name is (2S)-2-amino-3-[3-bromo-4-(4-hydroxy-3,5-diiodophenoxy)-5-iodophenyl]propanoic acid.

What is 3-Bromo-L-thyroxine used for?

3-Bromo-L-thyroxine 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 3-Bromo-L-thyroxine can I order?

We supply 3-Bromo-L-thyroxine 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 3-Bromo-L-thyroxine?

Yes. Every lot of 3-Bromo-L-thyroxine 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 3-Bromo-L-thyroxine be shipped internationally?

Yes. We export 3-Bromo-L-thyroxine worldwide by air and sea freight or express courier, on EXW, FOB, CIF, CFR or DAP Incoterms, with full export documentation.