Levlofexidine

左洛非西定

Also known as: (R)-Lofexidine, (-)-2-[(R)-1-(2,6-Dichlorophenoxy)ethyl]-2-imidazoline, (-)-2-[1-(2,6-dichlorophenoxy)-ethyl]-1,3-diazacyclopent-2-ene, 2-[(1R)-1-(2,6-Dichlorophenoxy)ethyl]-4,5-dihydro-1H-imidazole, 1H-Imidazole, 2-[(1R)-1-(2,6-dichlorophenoxy)ethyl]-4,5-dihydro-, UNII-5SPW497X0Z

Levlofexidine (CAS 81447-78-1) is a compound in the Organic Compounds category listed in the Jingsj chemical database. It has the molecular formula C11H12Cl2N2O and a molecular weight of 259.13200 g/mol. It is also known as (R)-Lofexidine, (-)-2-[(R)-1-(2,6-Dichlorophenoxy)ethyl]-2-imidazoline and (-)-2-[1-(2,6-dichlorophenoxy)-ethyl]-1,3-diazacyclopent-2-ene. Key properties include a boiling point of 421.5ºC at 760 mmHg, a density of 1.39g/cm3 and a flash point of 208.7ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
81447-78-1
Jingsj CID
J-1520554-2
Molecular Formula
C11H12Cl2N2O
Chinese Name
左洛非西定
Molecular Weight
259.13200 g/mol
Category
Organic Compounds
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point421.5ºC at 760 mmHg
Density1.39g/cm3
Flash Point208.7ºC

Frequently Asked Questions

What is the CAS number of Levlofexidine?

The CAS number of Levlofexidine is 81447-78-1.

What are the molecular formula and molecular weight of Levlofexidine?

Levlofexidine has molecular formula C11H12Cl2N2O and molecular weight 259.13200 g/mol.

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

Last updated:

How to cite: Jingsj. "Levlofexidine (CAS 81447-78-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1520554-2 (accessed 2026-10-23).

Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.