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N-Ethylmorpholine

Also known as: 4-Ethylmorpholine, Ethylmorpholine, NEM, DABCO NEM, Jeffcat NEM, Toyocat NEM, Texacat NEM, Lupragen N 104

N-Ethylmorpholine (CAS 100-74-3) 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 115.17400 g/mol. Key properties include a melting point of −63 °C(lit.), a boiling point of 139 °C(lit.), a density of 0.91 g/mL at 20 °C(lit.) and a flash point of 27.8 °C. It is classified under GHS with signal word Danger and hazard statements H226 — Flammable liquid and vapour, H302 — Harmful if swallowed and H332 — Harmful if inhaled. No supplier offers are currently listed; request a quote. Record last updated Nov 2, 2026.

CAS No.
100-74-3
Jingsj CID
J-11353-3
Molecular Formula
C6H13NO
Molecular Weight
115.17400 g/mol
Category
Pharma Intermediates
Last updated
11/2/2026

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Physicochemical Properties

Melting Point−63 °C(lit.)
Boiling Point139 °C(lit.)
Density0.91 g/mL at 20 °C(lit.)
Flash Point27.8 °C
Exact Mass115.10000
PSA12.47000
LogP0.27640
Vapor Pressure6.36mmHg at 25°C
Refractive Indexn20/D 1.441(lit.)
Additional Propertymiscible
Additional Property-63℃

GHS Safety & Compliance

Flammable / Corrosion / Acute ToxicitySignal word: Danger
  • H226 — Flammable liquid and vapour
  • H302 — Harmful if swallowed
  • H332 — Harmful if inhaled
  • H311 — Toxic in contact with skin
  • H314 — Causes severe skin burns and 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 N-Ethylmorpholine?

The CAS number of N-Ethylmorpholine is 100-74-3.

What are the molecular formula and molecular weight of N-Ethylmorpholine?

N-Ethylmorpholine has molecular formula C6H13NO and molecular weight 115.17400 g/mol.

Is N-Ethylmorpholine hazardous?

N-Ethylmorpholine has GHS signal word Danger and hazard statements H226 — Flammable liquid and vapour; H302 — Harmful if swallowed; H332 — Harmful if inhaled.

What are the upstream and downstream products of N-Ethylmorpholine?

For N-Ethylmorpholine, Upstream Products: N-Acetylmorpholine, Diethylene glycol, 4-(2-Isocyanoethyl)morpholine; Downstream Products: N-Nitrosomorpholine, N-Phenethylbenzamide, Bromobenzene.

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-Ethylmorpholine (CAS 100-74-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-11353-3 (accessed 2026-11-07).

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