2,7-Dibenzodichloro-p-Dioxin

About 2,7-Dibenzodichloro-p-Dioxin

2,7-Dibenzodichloro-p-Dioxin is an impurity of Benzocaine carrying the CAS registry number 33857-26-0. With the molecular formula C12H6Cl2O2, it has a molar mass of 253.08 g/mol. Systematically, it is named 2,7-dichlorodibenzo-p-dioxin. Common synonyms include 2,7-Dichlorodibenzodioxin and 2,7-Dichlorooxanthrene.

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.

As a characterised impurity of Benzocaine, it is used for analytical method development, method validation (AMV) and routine quality-control testing, and it supports ANDA and DMF regulatory filings. It is used across pharmaceutical manufacturing and academic and industrial research.

We offer 2,7-Dibenzodichloro-p-Dioxin in 10 mg, 25 mg, 50 mg and 100 mg packs with a batch-specific COA, and ship to customers worldwide.

Typical applications

Analytical method development
Method validation (AMV)
QC release testing
ANDA / DMF filings

Industries

Related to Benzocaine

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

Benzocaine impurities

Specifications & identifiers

Chemical identifiers
Product name	2,7-Dibenzodichloro-p-Dioxin
Catalogue No.	VQ-024545
CAS Number	33857-26-0
IUPAC name	2,7-dichlorodibenzo-p-dioxin
Molecular formula	C₁₂H₆Cl₂O₂
Molecular weight	253.08 g/mol
Exact mass	251.9745
Grade	Reference Standard
HSN code	38229090
InChIKey	NBFMTHWVRBOVPE-UHFFFAOYSA-N
SMILES	C1=CC2=C(C=C1Cl)OC3=C(O2)C=C(C=C3)Cl
PubChem CID	36613

Physical properties
Physical form	Solid
LogP (XLogP3)	4.3
H-bond donors / acceptors	0 / 2
TPSA	18.5 Å²
Synonyms	2,7-Dichlorodibenzodioxin, 2,7-Dichlorooxanthrene, 2,7-Dichlorodibenzo-4-dioxin, Dibenzo-p-dioxin, 2,7-dichloro-, Dibenzo(b,e)(1,4)dioxin, 2,7-dichloro-, 2,7-Dichlorodibenzo(b,e)(1,4)dioxin, Dibenzo[b,E][1,4]dioxin, 2,7-dichloro-, 2,7-dichloro-p-dioxin, 2,7-Dichlorodibenzo[b,e][1,4]dioxine, 2,7-Dichlorooxanthrene #, PCDD 11

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 2,7-Dibenzodichloro-p-Dioxin?

The CAS Registry Number of 2,7-Dibenzodichloro-p-Dioxin is 33857-26-0. It is also known as 2,7-Dichlorodibenzodioxin, 2,7-Dichlorooxanthrene, 2,7-Dichlorodibenzo-4-dioxin.

What is the molecular formula and molecular weight of 2,7-Dibenzodichloro-p-Dioxin?

2,7-Dibenzodichloro-p-Dioxin has the molecular formula C12H6Cl2O2 and a molecular weight of 253.08 g/mol. Its IUPAC name is 2,7-dichlorodibenzo-p-dioxin.

What is 2,7-Dibenzodichloro-p-Dioxin used for?

2,7-Dibenzodichloro-p-Dioxin is supplied as a characterised reference material related to Benzocaine. 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 2,7-Dibenzodichloro-p-Dioxin can I order?

We supply 2,7-Dibenzodichloro-p-Dioxin 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 2,7-Dibenzodichloro-p-Dioxin?

Yes. Every lot of 2,7-Dibenzodichloro-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 2,7-Dibenzodichloro-p-Dioxin be shipped internationally?

Yes. We export 2,7-Dibenzodichloro-p-Dioxin worldwide by air and sea freight or express courier, on EXW, FOB, CIF, CFR or DAP Incoterms, with full export documentation.