2,2',3,3',4,4',5,5',6-Nonachlorobiphenyl

Also known as: PCB 206, 2,2',3,3',4,4',5,5',6-Nonachloro-1,1'-biphenyl, 2,3,4,5,6,2',3',4',5'-Nonachlorobiphenyl, Biphenyl, 2,2',3,3',4,4',5,5',6-nonachloro-, BZNO 206

2,2',3,3',4,4',5,5',6-Nonachlorobiphenyl (CAS 40186-72-9) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C12HCl9 and a molecular weight of 464.21300 g/mol. Key properties include a melting point of 206°C, a boiling point of 458.7ºC at 760 mmHg, a density of 1.769 g/cm3 and a flash point of 230.2ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 40186-72-9
Jingsj CID: J-1992863-3
Molecular Formula: C₁₂HCl₉
Molecular Weight: 464.21300 g/mol
Category: Aromatic Hydrocarbons
Last updated: 8/21/2026

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Physicochemical Properties

Melting Point	206°C
Boiling Point	458.7ºC at 760 mmHg
Density	1.769 g/cm3
Flash Point	230.2ºC
Exact Mass	459.72700
LogP	9.23420
Refractive Index	1.6430 (rough estimate)

Customs & Trade Information

HS Code	2903999010
Summary	2903999010 2,3,3',4,5,6-hexachloro-1,1'-biphenyl。supervision conditions:89(articles on the list of prohibited export goods,articles on the list of prohibited import goods)。VAT:17.0%。tax rebate rate:9.0%。MFN tarrif:5.5%。general tariff:30.0%

Frequently Asked Questions

What is the CAS number of 2,2',3,3',4,4',5,5',6-Nonachlorobiphenyl?

The CAS number of 2,2',3,3',4,4',5,5',6-Nonachlorobiphenyl is 40186-72-9.

What are the molecular formula and molecular weight of 2,2',3,3',4,4',5,5',6-Nonachlorobiphenyl?

2,2',3,3',4,4',5,5',6-Nonachlorobiphenyl has molecular formula C12HCl9 and molecular weight 464.21300 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. "2,2',3,3',4,4',5,5',6-Nonachlorobiphenyl (CAS 40186-72-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1992863-3 (accessed 2026-11-09).

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