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N,N-dimethyldodecylamine N-oxide

Also known as: LDAO, DDAO, Lauryldimethylamine N-oxide, Lauramine oxide, N,N-dimethyldodecylamine oxide, dodecyldimethylamine oxide, N-Dodecyl-N,N-dimethylamine oxide, N,N-Dimethyl-1-dodecylamine N-oxide, N,N-dimethyldodecan-1-amine oxide, dimethyldodecylamine N-oxide, dimethyl-laurylamine oxide, Ammonyx LO, Ammonyx AO, Aromox DMCD, Barlox 1260, Conco XAL, Empigen OB

N,N-dimethyldodecylamine N-oxide (CAS 1643-20-5) is a compound in the Organic Bases category listed in the Jingsj chemical database. It has the molecular formula C14H31NO and a molecular weight of 229.402 g/mol. Key properties include a melting point of 132-133ºC, a boiling point of 100ºC, a density of 0.996 g/mL at 20ºC and a flash point of 94ºC. It is classified under GHS with signal word Danger and hazard statements H314 — Causes severe skin burns and eye damage. It is listed by 1 supplier; request a quote for pricing. Record last updated Aug 21, 2026.

CAS No.
1643-20-5
Jingsj CID
J-32534-8
Molecular Formula
C14H31NO
Molecular Weight
229.402 g/mol
Category
Organic Bases
Last updated
8/21/2026
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Physicochemical Properties

Melting Point132-133ºC
Boiling Point100ºC
Density0.996 g/mL at 20ºC
Flash Point94ºC
Exact Mass229.240570
PSA29.43000
LogP3.27
Vapor Pressure6.88E-05mmHg at 25°C
Refractive Indexn20/D 1.378
Additional PropertyInsoluble in water.

GHS Safety & Compliance

CorrosionSignal word: Danger
  • H314 — Causes severe skin burns and eye damage

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-dimethyldodecylamine N-oxide?

The CAS number of N,N-dimethyldodecylamine N-oxide is 1643-20-5.

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

N,N-dimethyldodecylamine N-oxide has molecular formula C14H31NO and molecular weight 229.402 g/mol.

Which suppliers offer N,N-dimethyldodecylamine N-oxide?

1 supplier(s) listed; request a quote for pricing.

Is N,N-dimethyldodecylamine N-oxide hazardous?

N,N-dimethyldodecylamine N-oxide has GHS signal word Danger and hazard statements H314 — Causes severe skin burns and eye damage.

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

For N,N-dimethyldodecylamine N-oxide, Upstream Products: N,N-Dimethyldodecylamine; Downstream Products: N,N-Dimethyldodecylamine.

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-dimethyldodecylamine N-oxide (CAS 1643-20-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-32534-8 (accessed 2026-11-09).

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