2,3,7,8-Tetrachlorodibenzofuran

Also known as: 2378TETRACHLORODIBENZO-PARA-FURAN, 2,3,7,8-TCDF, tcdf, tcdbf, NCI-C56611

2,3,7,8-Tetrachlorodibenzofuran (CAS 51207-31-9) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C12H4Cl4O and a molecular weight of 305.97200 g/mol. Key properties include a boiling point of 421.2ºC at 760mmHg, a density of 1.625g/cm3 and a flash point of 208.6ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 51207-31-9
Jingsj CID: J-1445343-4
Molecular Formula: C₁₂H₄Cl₄O
Molecular Weight: 305.97200 g/mol
Category: Pharma Intermediates
Last updated: 8/21/2026

Request MSDS / TDS

No offers for this compound yet.

Request a quote

Physicochemical Properties

Boiling Point	421.2ºC at 760mmHg
Density	1.625g/cm3
Flash Point	208.6ºC
Exact Mass	303.90200
PSA	13.14000
LogP	6.19960
Refractive Index	1.713

Customs & Trade Information

HS Code	2932999099
Summary	2932999099. other heterocyclic compounds with oxygen hetero-atom(s) only. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

Frequently Asked Questions

What is the CAS number of 2,3,7,8-Tetrachlorodibenzofuran?

The CAS number of 2,3,7,8-Tetrachlorodibenzofuran is 51207-31-9.

What are the molecular formula and molecular weight of 2,3,7,8-Tetrachlorodibenzofuran?

2,3,7,8-Tetrachlorodibenzofuran has molecular formula C12H4Cl4O and molecular weight 305.97200 g/mol.

Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.

Last updated: 8/21/2026

How to cite: Jingsj. "2,3,7,8-Tetrachlorodibenzofuran (CAS 51207-31-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1445343-4 (accessed 2026-11-06).

Data for reference only; verify product details with suppliers before purchase.