2-Aminoethyl dihydrogen phosphate
2-Aminoethyl dihydrogen phosphate (CAS: 1071-23-4), with the molecular formula H2N(CH2)2OP(O)(OH)2, is a versatile organic phosphate compound. It serves as a valuable building block in chemical synthesis and organic chemistry. Its structure, featuring both an amine and a phosphate group, allows for diverse reactions and applications in the development of complex molecules and materials.
- IUPAC
- O-Phosphorylethanolamine,O-Phosphocolamine,O-Phosphoethanolamine,Colamine phosphoric acid
- Synonyms
- O-PhosphorylethanolamineO-PhosphocolamineO-PhosphoethanolamineColamine phosphoric acid

Organic Synthesis Intermediate
Utilised as a key intermediate in the synthesis of more complex organic molecules. The presence of both amine and phosphate functionalities enables diverse chemical transformations.
Building Block for Phospholipids
Can be employed in the construction of phospholipid analogues and related biomolecules, important in biochemical research and drug discovery.
Research Chemical
A useful reagent for academic and industrial research laboratories exploring phosphorus chemistry and its applications in materials science or medicinal chemistry.
| Molecular weight | 141.06 |
|---|---|
| Linear formula | H2N(CH2)2OP(O)(OH)2 |
| Assay | 98% |
| Storage temperature | −20°C |
| Melting point | 241-243 °C(lit.) |

Hazard statements
- 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 | Eyeshields, Faceshields, full-face particle respirator type N100 (US), Gloves, respirator cartridge type N100 (US), type P1 (EN143) respirator filter, type P3 (EN 143) respirator cartridges |
|---|---|
| Transport (UN / ADR) | UN 3261 8 / PGII |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | T |
| Risk statements (R) | 34 |
| Safety statements (S) | 26-36/37/39-45 |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
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 2-Aminoethyl dihydrogen phosphate used for?
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2-Aminoethyl dihydrogen phosphate is used as a building block in organic synthesis, particularly for creating complex organic molecules and phospholipid analogues. It is also utilised as a research chemical in laboratories exploring phosphorus chemistry.
What are the CAS number and formula for 2-Aminoethyl dihydrogen phosphate?
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The CAS number is 1071-23-4 and the linear formula is H₂N(CH₂)₂OP(O)(OH)₂.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 2-Aminoethyl dihydrogen phosphate at an assay of 98%. We do not represent this product as USP, BP, EP, or any other pharmacopoeia grade unless explicitly stated in the product specifications.
How should 2-Aminoethyl dihydrogen phosphate be handled and stored?
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This compound is classified as corrosive (GHS05, Danger, H314) and causes severe skin burns and eye damage. It requires appropriate personal protective equipment, including eyeshields, faceshields, gloves, and respiratory protection. Store at -20°C.
Is 2-Aminoethyl dihydrogen phosphate a controlled substance?
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Based on the provided data, there is no indication that 2-Aminoethyl dihydrogen phosphate is a controlled substance.
How is 2-Aminoethyl dihydrogen phosphate packed, shipped, and exported?
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2-Aminoethyl dihydrogen phosphate is shipped as UN 3261, Class 8, Packing Group II, conforming to transport regulations. TSS is a specialist global supplier and exporter of fine chemicals.
How can I request a sample or quote for 2-Aminoethyl dihydrogen phosphate?
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To request a sample or quote, please contact our sales department through the website or by calling our customer service line.
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