4-Amino-2,3-difluorophenol

4-氨基-2,3-二氟苯酚

Also known as: 2,3-Difluoro-4-hydroxyaniline, Phenol, 4-amino-2,3-difluoro-, 4-Amino-2,3-difluorophenol

4-Amino-2,3-difluorophenol (CAS 163733-99-1) is a compound in the Alcohols category listed in the Jingsj chemical database. It has the molecular formula C6H5F2NO and a molecular weight of 145.107 g/mol. It is also known as 2,3-Difluoro-4-hydroxyaniline and Phenol, 4-amino-2,3-difluoro-. Key properties include a melting point of ca 153℃, a boiling point of 255.5±40.0 °C at 760 mmHg, a density of 1.5±0.1 g/cm3 and a flash point of 108.3±27.3 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
163733-99-1
Jingsj CID
J-1353885-3
Molecular Formula
C6H5F2NO
Chinese Name
4-氨基-2,3-二氟苯酚
Molecular Weight
145.107 g/mol
Category
Alcohols
Last updated
8/21/2026

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Physicochemical Properties

Melting Pointca 153℃
Boiling Point255.5±40.0 °C at 760 mmHg
Density1.5±0.1 g/cm3
Flash Point108.3±27.3 °C

Frequently Asked Questions

What is the CAS number of 4-Amino-2,3-difluorophenol?

The CAS number of 4-Amino-2,3-difluorophenol is 163733-99-1.

What are the molecular formula and molecular weight of 4-Amino-2,3-difluorophenol?

4-Amino-2,3-difluorophenol has molecular formula C6H5F2NO and molecular weight 145.107 g/mol.

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

Last updated:

How to cite: Jingsj. "4-Amino-2,3-difluorophenol (CAS 163733-99-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1353885-3 (accessed 2026-10-22).

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