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N,N-Dimethyloctadecylamine

Also known as: Dymanthine, N,N-Dimethyl-1-octadecanamine, Dimethyloctadecylamine, N,N-Dimethylstearylamine, N,N-dimethyloctadecan-1-amine, N-n-Octadecyldimethylamine, Adma 18, Armeen DM 18D, DMA18, Dimantine, Dimanthine, Octadecyl dimethyl amine, N-stearyl-N,N-dimethylamine

N,N-Dimethyloctadecylamine (CAS 124-28-7) is a compound in the Organic Bases category listed in the Jingsj chemical database. It has the molecular formula C20H43N and a molecular weight of 297.562 g/mol. Key properties include a melting point of 23 °C, a boiling point of 348.5±5.0 °C at 760 mmHg, a density of 0.8±0.1 g/cm3 and a flash point of 153.8±5.2 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
124-28-7
Jingsj CID
J-29749-1
Molecular Formula
C20H43N
Molecular Weight
297.562 g/mol
Category
Organic Bases
Last updated
8/21/2026

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Physicochemical Properties

Melting Point23 °C
Boiling Point348.5±5.0 °C at 760 mmHg
Density0.8±0.1 g/cm3
Flash Point153.8±5.2 °C
Exact Mass297.339539
PSA3.24000
LogP9.10
Vapor Pressure0.0±0.8 mmHg at 25°C
Refractive Index1.450
Additional PropertySlightly soluble

Activity & Biological Data

Additional Information[1]. Chari MV, et al. Dymanthine hydrochloride (thelmasan) in multiple intestinal helmintic infestations. J Assoc Physicians India. 1967;15(3):143-145. [2]. De Leon GV, et al. Basic studies on the anthelminthic action of dymanthine (Thelmesan). Acta Med Philipp. 1965;2(1):10-15.

Customs & Trade Information

HS Code2921199090
Summary2921199090 other acyclic monoamines 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 N,N-Dimethyloctadecylamine?

The CAS number of N,N-Dimethyloctadecylamine is 124-28-7.

What are the molecular formula and molecular weight of N,N-Dimethyloctadecylamine?

N,N-Dimethyloctadecylamine has molecular formula C20H43N and molecular weight 297.562 g/mol.

What are the upstream and downstream products of N,N-Dimethyloctadecylamine?

For N,N-Dimethyloctadecylamine, Upstream Products: N,N-Dimethylstearamide, 1-Octadecanol, Dimethylamine; Downstream Products: Ethylhexadecyldimethylammonium bromide, Dimethyldioctadecylammonium bromide, Dimethyldifluorosilane.

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

Last updated:

How to cite: Jingsj. "N,N-Dimethyloctadecylamine (CAS 124-28-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-29749-1 (accessed 2026-11-07).

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