4-Fluoro-3,5-dimethylaniline

Also known as: 4-Fluoro-3,5-dimethylbenzenamine, 4-Fluoro-3,5-xylidine, 3,5-Dimethyl-4-fluoroaniline, Benzenamine, 4-fluoro-3,5-dimethyl-, 4-fluoranyl-3,5-dimethyl-aniline

4-Fluoro-3,5-dimethylaniline (CAS 1840-27-3) is a compound in the Organic Bases category listed in the Jingsj chemical database. It has the molecular formula C8H10FN and a molecular weight of 139.170 g/mol. Key properties include a melting point of 30-32°C, a boiling point of 225.6±35.0 °C at 760 mmHg, a density of 1.1±0.1 g/cm3 and a flash point of 103.5±12.5 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 1840-27-3
Jingsj CID: J-1041927-9
Molecular Formula: C₈H₁₀FN
Molecular Weight: 139.170 g/mol
Category: Organic Bases
Last updated: 8/21/2026

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Physicochemical Properties

Melting Point	30-32°C
Boiling Point	225.6±35.0 °C at 760 mmHg
Density	1.1±0.1 g/cm3
Flash Point	103.5±12.5 °C
Exact Mass	139.079727
PSA	26.02000
LogP	2.07
Vapor Pressure	0.1±0.4 mmHg at 25°C
Refractive Index	1.537

Customs & Trade Information

HS Code	2921430090
Summary	HS:2921430090 toluidines and their derivatives; salts thereof VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:6.5% General tariff:30.0%

Frequently Asked Questions

What is the CAS number of 4-Fluoro-3,5-dimethylaniline?

The CAS number of 4-Fluoro-3,5-dimethylaniline is 1840-27-3.

What are the molecular formula and molecular weight of 4-Fluoro-3,5-dimethylaniline?

4-Fluoro-3,5-dimethylaniline has molecular formula C8H10FN and molecular weight 139.170 g/mol.

What are the upstream and downstream products of 4-Fluoro-3,5-dimethylaniline?

For 4-Fluoro-3,5-dimethylaniline, Upstream Products: 2-Fluoro-1,3-dimethyl-5-nitrobenzene, 2-Fluoro-1,3-dimethylbenzene.

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. "4-Fluoro-3,5-dimethylaniline (CAS 1840-27-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1041927-9 (accessed 2026-11-09).

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