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2,6-Dichlorobenzoxazole

Also known as: 2,6-DICHLOROBENZOXAZOLE, 2,6-Dichloro-1,3-benzoxazole, 2,6-Dichlorobenzoxazolel, 2,6-dichloro-1,3-benzoxazole, 2,6-dichlorobenzo[d]oxazole, 6-Dichlorobenzoxazole, Benzoxazole, 2,6-dichloro-, MFCD07368635, EINECS 222-818-9

2,6-Dichlorobenzoxazole (CAS 3621-82-7) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C7H3Cl2NO and a molecular weight of 188.011 g/mol. Key properties include a melting point of 49-51°C, a boiling point of 242.9±13.0 °C at 760 mmHg, a density of 1.5±0.1 g/cm3 and a flash point of 100.7±19.8 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
3621-82-7
Jingsj CID
J-6123-4
Molecular Formula
C7H3Cl2NO
Molecular Weight
188.011 g/mol
Category
Aromatic Hydrocarbons
Last updated
8/21/2026

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Physicochemical Properties

Melting Point49-51°C
Boiling Point242.9±13.0 °C at 760 mmHg
Density1.5±0.1 g/cm3
Flash Point100.7±19.8 °C
Exact Mass186.959167
PSA26.03000
LogP3.42
Vapor Pressure0.1±0.5 mmHg at 25°C
Refractive Index1.636

Customs & Trade Information

HS Code2934999090
Summary2934999090. other heterocyclic compounds. 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 2,6-Dichlorobenzoxazole?

The CAS number of 2,6-Dichlorobenzoxazole is 3621-82-7.

What are the molecular formula and molecular weight of 2,6-Dichlorobenzoxazole?

2,6-Dichlorobenzoxazole has molecular formula C7H3Cl2NO and molecular weight 188.011 g/mol.

What are the upstream and downstream products of 2,6-Dichlorobenzoxazole?

For 2,6-Dichlorobenzoxazole, Upstream Products: 6-Chloro-2-benzoxazolethiol, 6-chloro-1,3-benzoxazol-2(3H)-one, 1,2-Dichlorobenzene; Downstream Products: 2-Chlorobenzoxazole, fenoxaprop-ethyl.

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

Last updated:

How to cite: Jingsj. "2,6-Dichlorobenzoxazole (CAS 3621-82-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-6123-4 (accessed 2026-11-09).

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