3,5-Diiodothyropropionic Acid (Stage-5)

Name: 3,5-Diiodothyropropionic Acid (Stage-5)
Brand: Vaqora Chemicals
SKU: VQ-012983

About 3,5-Diiodothyropropionic Acid (Stage-5)

Vaqora Chemicals supplies 3,5-Diiodothyropropionic Acid (Stage-5), a process intermediate or related compound of Levothyroxine registered under CAS number 101792-51-2. With the molecular formula C18H18I2O4, it has a molar mass of 552.1 g/mol. The IUPAC name is ethyl 3-[3,5-diiodo-4-(4-methoxyphenoxy)phenyl]propanoate. Common synonyms include starbld0047115.

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.

Process chemists and analysts use it when developing synthetic routes to Levothyroxine, tracking process-related impurities and validating analytical methods. Our customers for this product work in pharmaceutical manufacturing and academic and industrial research.

Standard pack sizes are 10 mg, 25 mg, 50 mg and 100 mg, and every batch ships with a Certificate of Analysis (COA) and we export worldwide. This item is currently in stock for prompt dispatch.

Typical applications

API route development
Impurity fate & purge studies
Analytical method development

Industries

Related to Levothyroxine

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

Levothyroxine impurities

Specifications & identifiers

Chemical identifiers
Product name	3,5-Diiodothyropropionic Acid (Stage-5)
Catalogue No.	VQ-012983
CAS Number	101792-51-2
IUPAC name	ethyl 3-[3,5-diiodo-4-(4-methoxyphenoxy)phenyl]propanoate
Molecular formula	C₁₈H₁₈I₂O₄
Molecular weight	552.1 g/mol
Exact mass	551.9294
Grade	Reference Standard
InChIKey	ABHQEQPZUBPSHJ-UHFFFAOYSA-N
SMILES	CCOC(=O)CCC1=CC(=C(C(=C1)I)OC2=CC=C(C=C2)OC)I
PubChem CID	12111431

Physical properties
Physical form	Solid
LogP (XLogP3)	5.2
H-bond donors / acceptors	0 / 4
TPSA	44.8 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 3,5-Diiodothyropropionic Acid (Stage-5)?

The CAS Registry Number of 3,5-Diiodothyropropionic Acid (Stage-5) is 101792-51-2. It is also known as 3,5-Diiodo-4-(4-methoxyphenoxy)-benzenepropanoicAcidEthylEster, Ethyl 3-(3,5-diiodo-4-(4-methoxyphenoxy)phenyl)propanoate, starbld0047115.

What is the molecular formula and molecular weight of 3,5-Diiodothyropropionic Acid (Stage-5)?

3,5-Diiodothyropropionic Acid (Stage-5) has the molecular formula C18H18I2O4 and a molecular weight of 552.1 g/mol. Its IUPAC name is ethyl 3-[3,5-diiodo-4-(4-methoxyphenoxy)phenyl]propanoate.

What is 3,5-Diiodothyropropionic Acid (Stage-5) used for?

3,5-Diiodothyropropionic Acid (Stage-5) 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 3,5-Diiodothyropropionic Acid (Stage-5) can I order?

We supply 3,5-Diiodothyropropionic Acid (Stage-5) in Reference Standard grade, in 10 mg, 25 mg, 50 mg, 100 mg, 250 mg, 500 mg packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with 3,5-Diiodothyropropionic Acid (Stage-5)?

Yes. Every lot of 3,5-Diiodothyropropionic Acid (Stage-5) 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 3,5-Diiodothyropropionic Acid (Stage-5) be shipped internationally?

Yes. We export 3,5-Diiodothyropropionic Acid (Stage-5) worldwide by air and sea freight or express courier, on EXW, FOB, CIF, CFR or DAP Incoterms, with full export documentation.