Urea phosphate salt
Urea phosphate salt (CAS 4861-19-2), with the linear formula NH₂CONH₂ · H₃PO₄ and a molecular weight of 158.05 g/mol, is an organic phosphate compound. This chemical is a white crystalline solid known for its acidic properties due to the presence of phosphoric acid. It serves as a versatile building block in chemical synthesis and organic chemistry, particularly in reactions requiring a source of both urea and phosphate functionalities.

Chemical Synthesis Intermediate
Urea phosphate salt acts as a valuable intermediate in the synthesis of various organic compounds. Its dual functionality allows for its participation in diverse reaction pathways.
Organic Building Block
As an organic building block, it is employed in research and development settings for the construction of more complex molecules. Its structure lends itself to specific synthetic strategies.
Phosphorus Compound Source
This compound provides a convenient and reactive source of phosphorus in chemical reactions. It is useful in applications where controlled phosphorus introduction is necessary.
| Molecular weight | 158.05 |
|---|---|
| Linear formula | NH2CONH2 · H3PO4 |
| Assay | ≥98.0% (N) |
| Solubility | H2O: soluble50 mg/mL, clear |
| Melting point | 116-118 °C (dec.)(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, Gloves, type N95 (US), type P1 (EN143) respirator filter |
|---|---|
| Transport (UN / ADR) | UN 3261 8 / PGII |
| Water hazard class (WGK, DE) | 1 |
| Hazard codes (EU) | C |
| 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 Urea phosphate salt used for?
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Urea phosphate salt is used as a building block in chemical synthesis and as a source of phosphorus in organic chemistry applications.
What are the CAS number and formula for Urea phosphate salt?
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The CAS number for Urea phosphate salt is 4861-19-2, and its linear formula is NH₂CONH₂ · H₃PO₄.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Urea phosphate salt with an assay of ≥98.0% (N). We do not represent this product as USP, BP, EP, or any other pharmacopoeia grade.
How should Urea phosphate salt be handled safely?
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Urea phosphate salt is corrosive and can cause severe skin burns and eye damage (H314). Handle with appropriate personal protective equipment, including eyeshields, gloves, and a suitable respirator filter (e.g., type N95 or P1).
How is Urea phosphate salt packed, shipped, and exported?
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Urea phosphate salt is packed in accordance with safety regulations, including UN 3261 8 / PGII classification for transport. We are experienced global suppliers and exporters.
How can I request a sample or quote for Urea phosphate salt?
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To request a sample or a quote for Urea phosphate salt, please contact our sales team through the website or via direct enquiry, providing your specific requirements.
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