1,2,3,7,8-Pentachlorodibenzo-p-dioxin

Name: 1,2,3,7,8-Pentachlorodibenzo-p-dioxin
Brand: Vaqora Chemicals
SKU: VQ-049573

About 1,2,3,7,8-Pentachlorodibenzo-p-dioxin

Listed under CAS 40321-76-4, 1,2,3,7,8-Pentachlorodibenzo-p-dioxin is a process intermediate or related compound of Fludarabine available from Vaqora Chemicals. Its molecular formula is C12H3Cl5O2 and its molecular weight is 356.4 g/mol. Common synonyms include 1,2,3,7,8-Pentachlorodibenzodioxin and 1,2,3,7,8-PeCDD.

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. Under GHS it is labelled “Danger”, so handle it with suitable PPE and consult the SDS.

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

Available in 10 mg, 25 mg, 50 mg and 100 mg packs, 1,2,3,7,8-Pentachlorodibenzo-p-dioxin is dispatched with a Certificate of Analysis (COA) to destinations worldwide.

Typical applications

API route development
Impurity fate & purge studies
Analytical method development

Industries

Related to Fludarabine

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

Fludarabine impurities

Specifications & identifiers

Chemical identifiers
Product name	1,2,3,7,8-Pentachlorodibenzo-p-dioxin
Catalogue No.	VQ-049573
CAS Number	40321-76-4
IUPAC name	1,2,3,7,8-pentachlorodibenzo-p-dioxin
Molecular formula	C₁₂H₃Cl₅O₂
Molecular weight	356.4 g/mol
Exact mass	355.8546
InChIKey	FSPZPQQWDODWAU-UHFFFAOYSA-N
SMILES	C1=C2C(=CC(=C1Cl)Cl)OC3=C(C(=C(C=C3O2)Cl)Cl)Cl
PubChem CID	38439

Physical properties
Physical form	Solid
LogP (XLogP3)	6.6
H-bond donors / acceptors	0 / 2
TPSA	18.5 Å²
Synonyms	1,2,3,7,8-Pentachlorodibenzodioxin, 1,2,3,7,8-PeCDD, PCDD 54, Dibenzo-p-dioxin, 1,2,3,7,8-pentachloro-, 1,2,3,7,8-Pentachlorooxanthrene, 1,2,3,7,8-Pentachlorodibenzo(b,e)(1,4)dioxin, 1,2,3,7,8-Pentachlorodibenzo[b,e][1,4]dioxin, Dibenzo(b,e)(1,4)dioxin, 1,2,3,7,8-pentachloro-, 1,2,3,7,8-PnCDD, 1,2,3,7,8-PCDD, 1,2,3,7,8-Pentachlorooxanthrene #

Safety & hazard information (GHS)

Toxic

Signal word: Danger

Hazard statements

H300Fatal if swallowed
H413May cause long lasting harmful effects to aquatic life

Precautionary statements: P264, P270, P273, P301 + P316, P321, P330, 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 1,2,3,7,8-Pentachlorodibenzo-p-dioxin?

The CAS Registry Number of 1,2,3,7,8-Pentachlorodibenzo-p-dioxin is 40321-76-4. It is also known as 1,2,3,7,8-Pentachlorodibenzodioxin, 1,2,3,7,8-PeCDD, PCDD 54.

What is the molecular formula and molecular weight of 1,2,3,7,8-Pentachlorodibenzo-p-dioxin?

1,2,3,7,8-Pentachlorodibenzo-p-dioxin has the molecular formula C12H3Cl5O2 and a molecular weight of 356.4 g/mol. Its IUPAC name is 1,2,3,7,8-pentachlorodibenzo-p-dioxin.

What is 1,2,3,7,8-Pentachlorodibenzo-p-dioxin used for?

1,2,3,7,8-Pentachlorodibenzo-p-dioxin is supplied as a characterised reference material related to Fludarabine. 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 1,2,3,7,8-Pentachlorodibenzo-p-dioxin can I order?

We supply 1,2,3,7,8-Pentachlorodibenzo-p-dioxin, 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 1,2,3,7,8-Pentachlorodibenzo-p-dioxin?

Yes. Every lot of 1,2,3,7,8-Pentachlorodibenzo-p-dioxin 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 1,2,3,7,8-Pentachlorodibenzo-p-dioxin be shipped internationally?

Yes. 1,2,3,7,8-Pentachlorodibenzo-p-dioxin 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.