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2,6-Dimethylmorpholine

Also known as: dimethylmorpholine, 2,6-dimethylmorpholine, Morpholine, 2,6-dimethyl-, EINECS 205-509-3, MFCD00005973

2,6-Dimethylmorpholine (CAS 141-91-3) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C6H13NO and a molecular weight of 115.174 g/mol. Key properties include a melting point of −85 °C(lit.), a boiling point of 146.6±0.0 °C at 760 mmHg, a density of 0.9±0.1 g/cm3 and a flash point of 48.9±0.0 °C. It is classified under GHS with signal word Danger and hazard statements H226 — Flammable liquid and vapour, H311 — Toxic in contact with skin and H318 — Causes serious eye damage. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
141-91-3
Jingsj CID
J-1993254-8
Molecular Formula
C6H13NO
Molecular Weight
115.174 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Melting Point−85 °C(lit.)
Boiling Point146.6±0.0 °C at 760 mmHg
Density0.9±0.1 g/cm3
Flash Point48.9±0.0 °C
Exact Mass115.099716
PSA21.26000
LogP-0.10
Vapor Pressure4.6±0.2 mmHg at 25°C
Refractive Index1.406
Additional Property>=0.01 g/100 mL at 19 ºC

GHS Safety & Compliance

Flammable / Corrosion / Acute ToxicitySignal word: Danger
  • H226 — Flammable liquid and vapour
  • H311 — Toxic in contact with skin
  • H318 — Causes serious eye damage

Customs & Trade Information

HS Code2934999090
Summary2934999090. other heterocyclic compounds. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

Frequently Asked Questions

What is the CAS number of 2,6-Dimethylmorpholine?

The CAS number of 2,6-Dimethylmorpholine is 141-91-3.

What are the molecular formula and molecular weight of 2,6-Dimethylmorpholine?

2,6-Dimethylmorpholine has molecular formula C6H13NO and molecular weight 115.174 g/mol.

Is 2,6-Dimethylmorpholine hazardous?

2,6-Dimethylmorpholine has GHS signal word Danger and hazard statements H226 — Flammable liquid and vapour; H311 — Toxic in contact with skin; H318 — Causes serious eye damage.

What are the upstream and downstream products of 2,6-Dimethylmorpholine?

For 2,6-Dimethylmorpholine, Upstream Products: Bis(2-chloroisopropyl) ether, Diisopropanolamine, p-Toluenesulfonamide; Downstream Products: 3-(2,6-dimethylmorpholin-4-yl)propan-1-amine, N-Benzylidenebenzylamine, 2-(2,6-Dimethylmorpholin-4-yl)ethanamine.

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

Last updated:

How to cite: Jingsj. "2,6-Dimethylmorpholine (CAS 141-91-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1993254-8 (accessed 2026-11-09).

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