4-Ethylmorpholine
4-Ethylmorpholine (CAS: 100-74-3, Formula: C6H13NO) is a versatile heterocyclic amine with a molecular weight of 115.17 g/mol. It functions as a valuable building block in chemical synthesis and finds application in protein sequencing due to its specific absorption characteristics. Tech Serve Solutions supplies this compound with an assay of ≥97.0% (GC), suitable for research and development purposes.

Chemical Synthesis
Utilised as a heterocyclic building block in the synthesis of more complex organic molecules. Its morpholine structure makes it a useful intermediate in various organic transformations.
Protein Sequencing
This compound is suitable for protein sequencing applications. It exhibits a 300 nm cut-off for absorption, which is relevant in certain biochemical analysis techniques.
Research and Development
Serves as a reagent in laboratory settings for a wide range of chemical research, facilitating the exploration of new compounds and reaction pathways.
| Molecular weight | 115.17 |
|---|---|
| Empirical formula | C6H13NO |
| Assay | ≥97.0% (GC) |
| Boiling point | 139 °C(lit.) |
| Density | 0.91 g/mL at 20 °C(lit.) |
| Refractive index | n20/D 1.441(lit.)n20/D 1.442 |
| Impurities tested | ≤3% 4-methylmorpholine |
| Melting point | −63 °C(lit.) |
| Suitability | suitable for protein sequencing |



Hazard statements
- H226Flammable liquid and vapour
- H302Harmful if swallowed
- H311Toxic in contact with skin
- H314Causes severe skin burns and eye damage
Precautionary statements
- P280Wear protective gloves, clothing and eye/face protection
- P305IF IN EYES
- P310Immediately call a POISON CENTER or doctor
| Protective equipment | Faceshields, full-face respirator (US), Gloves, Goggles, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter |
|---|---|
| Flash point | 30 °C / 86 °F |
| Transport (UN / ADR) | UN 2920 3(8) / PGII |
| Water hazard class (WGK, DE) | 1 |
| Hazard codes (EU) | C |
| Risk statements (R) | 10-21/22-34 |
| Safety statements (S) | 26-36/37/39-45 |
| Cation traces | Ca: ≤10 mg/kgCd: ≤5 mg/kgCo: ≤5 mg/kgCr: ≤5 mg/kgCu: ≤5 mg/kgFe: ≤5 mg/kgK: ≤50 mg/kgMg: ≤5 mg/kgMn: ≤5 mg/kgNa: ≤50 mg/kgNi: ≤5 mg/kgPb: ≤5 mg/kgZn: ≤5 mg/kg |
| Anion traces | chloride (Cl-): ≤50 mg/kgsulfate (SO42-): ≤50 mg/kg |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
| Absorption | absorption/300 nm cut-off |
|---|
Documentation
Every batch ships with a Certificate of Analysis covering assay, identity and purity; the grade is confirmed against your enquiry. Safety Data Sheets and technical data sheets are available on request.
Supply & logistics
Samples for technical evaluation; bulk MOQ by grade and packaging. In-stock material ships in 7–10 working days, worldwide, with full export documentation.
What is 4-Ethylmorpholine (CAS: 100-74-3) primarily used for?
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4-Ethylmorpholine is used as a building block in chemical synthesis and is suitable for protein sequencing applications.
What are the CAS number and chemical formula for 4-Ethylmorpholine?
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The CAS number is 100-74-3 and the chemical formula is C6H13NO.
What grade and purity does Tech Serve Solutions supply for 4-Ethylmorpholine?
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Tech Serve Solutions supplies 4-Ethylmorpholine with an assay of ≥97.0% (GC). This is a technical/research grade, and TSS does not represent it as USP/BP/EP.
How should 4-Ethylmorpholine be handled safely?
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4-Ethylmorpholine is a flammable liquid and vapour, harmful if swallowed or inhaled, causes severe skin burns and eye damage. Handle with appropriate personal protective equipment, including gloves, goggles, and respiratory protection, in a well-ventilated area. Refer to the Safety Data Sheet for detailed handling instructions.
Is 4-Ethylmorpholine available for export?
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Yes, Tech Serve Solutions is a specialist global supplier and exporter of fine chemicals like 4-Ethylmorpholine.
How can I request a sample or quote for 4-Ethylmorpholine?
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Please contact our sales team via the website or direct enquiry to request a sample or obtain a quotation for 4-Ethylmorpholine.
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