Levothyroxine EP Impurity C

Name: Levothyroxine EP Impurity C
Brand: Vaqora Chemicals
SKU: VQ-006469

About Levothyroxine EP Impurity C

Listed under CAS 51-24-1, Levothyroxine EP Impurity C is a pharmacopeial impurity of Levothyroxine available from Vaqora Chemicals. Formula C14H9I3O4, molecular weight 621.93 g/mol. Systematically, it is named 2-[4-(4-hydroxy-3-iodophenoxy)-3,5-diiodophenyl]acetic acid. Common synonyms include 3,3',5-Triiodo Thyroacetic Acid and Tiratricol.

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. It carries the GHS signal word “Warning” with 3 hazard statements. Review the Safety Data Sheet before use.

This Levothyroxine impurity supports analytical method development and validation (AMV), batch release testing and the impurity sections of ANDA and DMF filings. Typical end-use sectors are pharmaceutical manufacturing and academic and industrial research.

Available in 10 mg, 25 mg, 50 mg and 100 mg packs, Levothyroxine EP Impurity C is dispatched with a Certificate of Analysis (COA) to destinations worldwide. This item is currently in stock for prompt dispatch.

Typical applications

Pharmacopeial method verification
Impurity profiling
QC release testing
ANDA / DMF filings

Industries

Related to Levothyroxine

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

Levothyroxine impurities

Grade guides

Specifications & identifiers

Chemical identifiers
Product name	Levothyroxine EP Impurity C
Catalogue No.	VQ-006469
CAS Number	51-24-1
IUPAC name	2-[4-(4-hydroxy-3-iodophenoxy)-3,5-diiodophenyl]acetic acid
Molecular formula	C₁₄H₉I₃O₄
Molecular weight	621.93 g/mol
Exact mass	621.7635
Grade	Reference Standard
HSN code	38229090
InChIKey	UOWZUVNAGUAEQC-UHFFFAOYSA-N
SMILES	C1=CC(=C(C=C1OC2=C(C=C(C=C2I)CC(=O)O)I)I)O
PubChem CID	5803

Physical properties
Physical form	Solid
LogP (XLogP3)	4.5
H-bond donors / acceptors	2 / 4
TPSA	66.8 Å²
Synonyms	3,3',5-Triiodo Thyroacetic Acid, Tiratricol, 4-(4-Hydroxy-3-iodophenoxy)-3,5-diiodobenzeneacetic acid, Nidolin, T3A, Triac, Triacana, [(4-Hydroxy-3-iodo-4-phenoxy)-3,5-diiodophenyl]acetic acid, Triiodothyroacetic acid, T3-acetic acid, 2-(4-(4-hydroxy-3-iodophenoxy)-3,5-diiodophenyl)acetic acid, 3',3,5-Triiodothyroacetic acid

Safety & hazard information (GHS)

Harmful / irritant

Signal word: Warning

Hazard statements

H302Harmful if swallowed
H312Harmful in contact with skin
H332Harmful if inhaled

Precautionary statements: P261, P264, P270, P271, P280, P301 + P317, P302 + P352, P304 + P340, P317, P321, P330, P362 + P364, P501

Classification is indicative (aggregated GHS notifications) and may vary by grade and concentration. Always refer to the SDS supplied with your lot.

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 Levothyroxine EP Impurity C?

The CAS Registry Number of Levothyroxine EP Impurity C is 51-24-1. It is also known as 3,3',5-Triiodo Thyroacetic Acid, Tiratricol, 4-(4-Hydroxy-3-iodophenoxy)-3,5-diiodobenzeneacetic acid.

What is the molecular formula and molecular weight of Levothyroxine EP Impurity C?

Levothyroxine EP Impurity C has the molecular formula C14H9I3O4 and a molecular weight of 621.93 g/mol. Its IUPAC name is 2-[4-(4-hydroxy-3-iodophenoxy)-3,5-diiodophenyl]acetic acid.

What is Levothyroxine EP Impurity C used for?

Levothyroxine EP Impurity C 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 EP Impurity C can I order?

We supply Levothyroxine EP Impurity C 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 EP Impurity C?

Yes. Every lot of Levothyroxine EP Impurity C 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 EP Impurity C be shipped internationally?

Yes. Levothyroxine EP Impurity C is classified as hazardous, so it is packed in UN-approved packaging and shipped as dangerous goods under IATA/IMDG rules. We export worldwide on EXW, FOB, CIF and DAP terms.