Pharacine

Name: Pharacine
Brand: Vaqora Chemicals
SKU: VQ-032464

About Pharacine

Listed under CAS 63440-93-7, Pharacine is a high-purity reference standard of Pharacine available from Vaqora Chemicals. The compound has the formula C24H24O8, corresponding to a molecular weight of 440.4 g/mol. Systematically, it is named 3,8,15,20-tetraoxatricyclo[20.2.2.210,13]octacosa-1(25),10,12,22(26),23,27-hexaene-2,9,14,21-tetrone. Alternative names: PBT Cyclic Dimer and Pharacin.

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. The GHS classification uses the signal word “Warning”, so appropriate gloves, eye protection and ventilation are recommended.

As a reference sample of Pharacine, it is used for identification, assay and impurity-profiling work during analytical method development, validation (AMV) and routine QC. Buyers come mainly from pharmaceutical manufacturing and academic and industrial research.

We offer Pharacine in 10 mg, 25 mg, 50 mg and 100 mg packs with a batch-specific COA, and ship to customers worldwide.

Typical applications

Identification & assay
Method development & validation
QC reference material

Industries

Related to Pharacine

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

Pharacine impurities

Specifications & identifiers

Chemical identifiers
Product name	Pharacine
Catalogue No.	VQ-032464
CAS Number	63440-93-7
IUPAC name	3,8,15,20-tetraoxatricyclo[20.2.2.210,13]octacosa-1(25),10,12,22(26),23,27-hexaene-2,9,14,21-tetrone
Molecular formula	C₂₄H₂₄O₈
Molecular weight	440.4 g/mol
Exact mass	440.1471
Grade	Reference Standard
HSN code	38229090
InChIKey	SFNCDJVWOAZMFE-UHFFFAOYSA-N
SMILES	C1CCOC(=O)C2=CC=C(C=C2)C(=O)OCCCCOC(=O)C3=CC=C(C=C3)C(=O)OC1
PubChem CID	10455912

Physical properties
Physical form	Solid
LogP (XLogP3)	4.2
H-bond donors / acceptors	0 / 8
TPSA	105 Å²
Synonyms	PBT Cyclic Dimer, 1,4-Butanediol-terephthaloyl Chloride Cyclic Dimer, Pharacin, X-Guard VCA 1, EX-A5410, 3,8,12,17-Tetraoxa-1,10(1,4)-dibenzenacyclooctadecaphane-2,9,11,18-tetrone

Safety & hazard information (GHS)

Harmful / irritant

Signal word: Warning

Hazard statements

H302Harmful if swallowed
H315Causes skin irritation
H319Causes serious eye irritation
H335May cause respiratory irritation

Precautionary statements: P261, P264, P264 + P265, P270, P271, P280, P301 + P317, P302 + P352, P304 + P340, P305 + P351 + P338, P319, P321, P330, P332 + P317, P337 + P317, P362 + P364, P403 + P233, P405, 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 Pharacine?

The CAS Registry Number of Pharacine is 63440-93-7. It is also known as PBT Cyclic Dimer, 1,4-Butanediol-terephthaloyl Chloride Cyclic Dimer, Pharacin.

What is the molecular formula and molecular weight of Pharacine?

Pharacine has the molecular formula C24H24O8 and a molecular weight of 440.4 g/mol. Its IUPAC name is 3,8,15,20-tetraoxatricyclo[20.2.2.210,13]octacosa-1(25),10,12,22(26),23,27-hexaene-2,9,14,21-tetrone.

What is Pharacine used for?

Pharacine 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 Pharacine can I order?

We supply Pharacine 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 Pharacine?

Yes. Every lot of Pharacine 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 Pharacine be shipped internationally?

Yes. Pharacine 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.