Levothyroxine EP Impurity H (Stage -3)

Name: Levothyroxine EP Impurity H (Stage -3)
Brand: Vaqora Chemicals
SKU: VQ-006479

About Levothyroxine EP Impurity H (Stage -3)

Levothyroxine EP Impurity H (Stage -3) (CAS 33927-08-1) is a pharmacopeial impurity of Levothyroxine offered by Vaqora Chemicals. The compound has the formula C15H12N2O8, corresponding to a molecular weight of 348.26 g/mol. Its systematic (IUPAC) name is methyl 4-(4-methoxyphenoxy)-3,5-dinitrobenzoate. It is also known as Levothyroxine EP Impurity H ( Stage -3).

The product is provided 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.

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. 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 H (Stage -3) is dispatched with a Certificate of Analysis (COA) to destinations worldwide. Stock is available for quick 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 H (Stage -3)
Catalogue No.	VQ-006479
CAS Number	33927-08-1
IUPAC name	methyl 4-(4-methoxyphenoxy)-3,5-dinitrobenzoate
Molecular formula	C₁₅H₁₂N₂O₈
Molecular weight	348.26 g/mol
Exact mass	348.0594
Grade	Reference Standard
HSN code	38229090
InChIKey	AVYQHRYZMYCAIF-UHFFFAOYSA-N
SMILES	COC1=CC=C(C=C1)OC2=C(C=C(C=C2[N+](=O)[O-])C(=O)OC)[N+](=O)[O-]
PubChem CID	9819693

Physical properties
Physical form	Solid
LogP (XLogP3)	2.9
H-bond donors / acceptors	0 / 8
TPSA	136 Å²
Synonyms	Methyl 4-(p-methoxyphenoxy)-3,5-dinitrobenzoate, Levothyroxine EP Impurity H ( Stage -3), methyl 3,5-dinitro-4-(4-methoxyphenoxy)-benzoate, methyl 3,5-dinitro-4-(4-methoxyphenoxy)benzoate, methyl 3,5-di-nitro-4-(4-methoxyphenoxy)-benzoate

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 H (Stage -3)?

The CAS Registry Number of Levothyroxine EP Impurity H (Stage -3) is 33927-08-1. It is also known as Methyl 4-(p-methoxyphenoxy)-3,5-dinitrobenzoate, Levothyroxine EP Impurity H ( Stage -3), methyl 3,5-dinitro-4-(4-methoxyphenoxy)-benzoate.

What is the molecular formula and molecular weight of Levothyroxine EP Impurity H (Stage -3)?

Levothyroxine EP Impurity H (Stage -3) has the molecular formula C15H12N2O8 and a molecular weight of 348.26 g/mol. Its IUPAC name is methyl 4-(4-methoxyphenoxy)-3,5-dinitrobenzoate.

What is Levothyroxine EP Impurity H (Stage -3) used for?

Levothyroxine EP Impurity H (Stage -3) 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 H (Stage -3) can I order?

We supply Levothyroxine EP Impurity H (Stage -3) in Reference Standard grade, in 10 mg, 25 mg, 50 mg, 100 mg, 250 mg packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with Levothyroxine EP Impurity H (Stage -3)?

Yes. Every lot of Levothyroxine EP Impurity H (Stage -3) 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 H (Stage -3) be shipped internationally?

Yes. We export Levothyroxine EP Impurity H (Stage -3) worldwide by air and sea freight or express courier, on EXW, FOB, CIF, CFR or DAP Incoterms, with full export documentation.