3-(Dimethylamino)benzoic acid

间二甲氨基苯甲酸

Also known as: 3-Dimethylaminobenzoic acid, Benzoic acid, 3-(dimethylamino)-, m-(Dimethylamino)benzoic acid, N,N-Dimethyl-3-aminobenzoic acid, 3-(N,N-Dimethylamino)benzoic acid, NSC 7197, EINECS 202-775-2, MFCD00002497

3-(Dimethylamino)benzoic acid (CAS 99-64-9) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C9H11NO2 and a molecular weight of 165.189 g/mol. It is also known as 3-Dimethylaminobenzoic acid, Benzoic acid, 3-(dimethylamino)- and m-(Dimethylamino)benzoic acid. Key properties include a melting point of 148-150 °C(lit.), a boiling point of 323.8±25.0 °C at 760 mmHg, a density of 1.2±0.1 g/cm3 and a flash point of 149.6±23.2 °C. GHS signal word: Warning. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
99-64-9
Jingsj CID
J-30157-6
Molecular Formula
C9H11NO2
Chinese Name
间二甲氨基苯甲酸
Molecular Weight
165.189 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point148-150 °C(lit.)
Boiling Point323.8±25.0 °C at 760 mmHg
Density1.2±0.1 g/cm3
Flash Point149.6±23.2 °C

GHS Safety & Compliance

IrritantSignal word: Warning

Frequently Asked Questions

What is the CAS number of 3-(Dimethylamino)benzoic acid?

The CAS number of 3-(Dimethylamino)benzoic acid is 99-64-9.

What are the molecular formula and molecular weight of 3-(Dimethylamino)benzoic acid?

3-(Dimethylamino)benzoic acid has molecular formula C9H11NO2 and molecular weight 165.189 g/mol.

Is 3-(Dimethylamino)benzoic acid hazardous?

3-(Dimethylamino)benzoic acid has GHS signal word Warning.

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

Last updated:

How to cite: Jingsj. "3-(Dimethylamino)benzoic acid (CAS 99-64-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-30157-6 (accessed 2026-10-22).

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