Cyclotetrakis(1,4-butylene Terephthalate)

Name: Cyclotetrakis(1,4-butylene Terephthalate)
Brand: Vaqora Chemicals
SKU: VQ-039143

About Cyclotetrakis(1,4-butylene Terephthalate)

Listed under CAS 29278-72-6, Cyclotetrakis(1,4-butylene Terephthalate) is a process intermediate or related compound of Pharacine available from Vaqora Chemicals. Formula C48H48O16, molecular weight 880.9 g/mol. Alternative names: [TPA-BG]4.

The product is provided as a solid. Store the standard in its sealed vial, protected from light and moisture, and follow the storage condition printed on the COA. Good laboratory practice and suitable PPE are recommended during handling.

Process chemists and analysts use it when developing synthetic routes to Pharacine, tracking process-related impurities and validating analytical methods. It is used across pharmaceutical manufacturing and academic and industrial research.

Vaqora Chemicals supplies Cyclotetrakis(1,4-butylene Terephthalate) in 10 mg, 25 mg, 50 mg and 100 mg packs, each shipped with a Certificate of Analysis (COA), and exports worldwide. A Safety Data Sheet (SDS) and technical specifications are available on request.

Typical applications

API route development
Impurity fate & purge studies
Analytical method development
Fine chemical synthesis

Industries

Related to Pharacine

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

Pharacine impurities

Specifications & identifiers

Chemical identifiers
Product name	Cyclotetrakis(1,4-butylene Terephthalate)
Catalogue No.	VQ-039143
CAS Number	29278-72-6
IUPAC name	3,8,15,20,27,32,39,44-octaoxapentacyclo[44.2.2.210,13.222,25.234,37]hexapentaconta-1(49),10,12,22,24,34(52),35,37(51),46(50),47,53,55-dodecaene-2,9,14,21,26,33,38,45-octone
Molecular formula	C₄₈H₄₈O₁₆
Molecular weight	880.9 g/mol
Exact mass	880.2942
InChIKey	HZVHSLWVAJMAKH-UHFFFAOYSA-N
SMILES	C1CCOC(=O)C2=CC=C(C=C2)C(=O)OCCCCOC(=O)C3=CC=C(C=C3)C(=O)OCCCCOC(=O)C4=CC=C(C=C4)C(=O)OCCCCOC(=O)C5=CC=C(C=C5)C(=O)OC1
PubChem CID	125271416

Physical properties
Physical form	Solid
LogP (XLogP3)	8.5
H-bond donors / acceptors	0 / 16
TPSA	210 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 Cyclotetrakis(1,4-butylene Terephthalate)?

The CAS Registry Number of Cyclotetrakis(1,4-butylene Terephthalate) is 29278-72-6. It is also known as [TPA-BG]4.

What is the molecular formula and molecular weight of Cyclotetrakis(1,4-butylene Terephthalate)?

Cyclotetrakis(1,4-butylene Terephthalate) has the molecular formula C48H48O16 and a molecular weight of 880.9 g/mol.

What is Cyclotetrakis(1,4-butylene Terephthalate) used for?

Cyclotetrakis(1,4-butylene Terephthalate) is supplied as a characterised reference material related to Pharacine. 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 Cyclotetrakis(1,4-butylene Terephthalate) can I order?

We supply Cyclotetrakis(1,4-butylene Terephthalate), 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 Cyclotetrakis(1,4-butylene Terephthalate)?

Yes. Every lot of Cyclotetrakis(1,4-butylene Terephthalate) 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 Cyclotetrakis(1,4-butylene Terephthalate) be shipped internationally?

Yes. We export Cyclotetrakis(1,4-butylene Terephthalate) worldwide by air and sea freight or express courier, on EXW, FOB, CIF, CFR or DAP Incoterms, with full export documentation.