Diethylamine
Diethylamine (CAS 109-89-7), molecular formula (C2H5)2NH, is a high-purity chemical supplied by Tech Serve Solutions for acids & bases applications, to pharmacopoeia specification (USP, BP, EP). Every batch is tested and ships with a Certificate of Analysis; MSDS and technical data sheets are available on request. Tech Serve Solutions has supplied laboratory reagents, fine chemicals and pharmaceutical intermediates worldwide since 1998.

| Molecular weight | 73.14 |
|---|---|
| Linear formula | (C2H5)2NH |
| Assay | ≥99.0% (GC) |
| Boiling point | 55 °C(lit.) |
| Density | 0.707 g/mL at 25 °C(lit.) |
| Refractive index | n20/D 1.385(lit.) |
| Solubility | H2O: soluble1 M at 20 °C, clear, colorless |
| Melting point | −50 °C(lit.) |
| Vapour pressure | 14.14 psi (55 °C)180 mmHg (20 °C)3.51 psi (20 °C) |
| Vapour density | 2.5 (vs air) |
| Autoignition temp | 594 °F |
| Impurities tested | <0.0005% Phosphorus (P) |



Hazard statements
- H225Highly flammable liquid and vapour
- H302Harmful if swallowed
- H312Harmful in contact with skin
- H314Causes severe skin burns and eye damage
- H332Harmful if inhaled
Precautionary statements
- P210Keep away from heat, sparks and open flames. No smoking
- 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) |
|---|---|
| Flash point | -23 °C / -9.4 °F |
| Transport (UN / ADR) | UN 1154 3(8) / PGII |
| Water hazard class (WGK, DE) | 1 |
| Hazard codes (EU) | F,C |
| Risk statements (R) | 11-20/21/22-35 |
| Safety statements (S) | 3-16-26-29-36/37/39-45 |
| Cation traces | Al: Ca: Cu: Fe: K: Mg: NH4+: Na: Pb: Zn: <0.0005% |
| Anion traces | chloride (Cl-): sulfate (SO42-): <0.05% |
| Ignition residue | <0.1% |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
Documentation
Supplied to USP, BP and EP standards. Every batch ships with a Certificate of Analysis (assay, identity, purity); MSDS 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 Diethylamine?
+
Diethylamine (CAS 109-89-7), molecular formula (C2H5)2NH, is a high-purity chemical supplied by Tech Serve Solutions for acids & bases applications, to USP, BP and EP standards.
What grades of Diethylamine does Tech Serve Solutions supply?
+
Tech Serve Solutions supplies Diethylamine in USP, BP, EP and reagent/AR grades. Custom specifications for nutraceutical or specialty pharmaceutical applications are available — contact our technical sales team.
What is the CAS number and molecular formula of Diethylamine?
+
Diethylamine has CAS number 109-89-7 and molecular formula (C2H5)2NH. Full specifications appear in the table above and in the Certificate of Analysis.
What is the typical minimum order quantity and lead time for Diethylamine?
+
Sample quantities are available for technical evaluation; bulk MOQ depends on grade and packaging. In-stock material typically ships in 7–10 working days; custom-spec orders take 3–4 weeks. Tech Serve Solutions ships worldwide with full export documentation.
Do you provide a Certificate of Analysis (CoA) with each shipment?
+
Yes. Every batch of Diethylamine ships with a Certificate of Analysis covering assay, identity and purity tests, plus pharmacopoeia conformance where applicable. MSDS and TDS documents are available on request before order placement.
How should Diethylamine be stored?
+
Store Diethylamine in its original sealed container in a cool, dry place away from direct sunlight and incompatible materials, in line with the storage guidance on the Safety Data Sheet. Reseal between dispensings.
What is Diethylamine used for?
+
Diethylamine is used in acids & bases applications across pharmaceutical, research and industrial settings. Our technical team can advise on suitability for your specific process.
How do I request a quote for Diethylamine?
+
Request a quote with your required grade, quantity and destination via https://www.techservesolutions.in/contact or email info@techservesolutions.in. We respond with specifications, a Certificate of Analysis and pricing.
▶ Related products

5-Sulfosalicylic acid dihydrate
HO3SC6H3-2-(OH)CO2H 2H2O
Acids & Bases
Calcium hydroxide
Ca(OH)2
Acids & Bases
Acetic acid-12C2
12CH312CO2H
Acids & Bases
Acetic acid-13C2
13CH313CO2H
Acids & Bases
Acetic acid-13C2,d4
Acids & Bases

Acetic acid-17O2
CH3C17O2H
Acids & Bases
Acetic acid-18O2
CH3C18O2H
Acids & Bases
Acetic acid-2,2,2-d3
2-d3
Acids & Bases


