Triethyl 2,2-dichloro-2-phosphonoacetate
Triethyl 2,2-dichloro-2-phosphonoacetate (CAS 5823-12-1) is a specialised organic compound featuring a phosphonate ester moiety with geminal dichloro substitution. With a molecular weight of 293.08 g/mol, it serves as a versatile building block in organic synthesis. Its unique structure makes it valuable for introducing functionalised phosphonate groups into various molecular frameworks, finding utility in research and development settings.
- Synonyms
- (C2H5O)2P(O)CCl2CO2C2H5

Organic Synthesis Intermediate
Utilised as a key intermediate in the construction of complex organic molecules. The compound's reactive sites allow for diverse chemical transformations in multi-step synthetic pathways.
Phosphonate Chemistry
Serves as a precursor for generating other phosphonate derivatives. Its structure is amenable to reactions that modify or extend the phosphonate functionality for specific applications.
Research and Development
Employed in academic and industrial research laboratories for the exploration of novel chemical reactions and the development of new compounds with potential biological or material science applications.
| Molecular weight | 293.08 |
|---|---|
| Linear formula | (C2H5O)2P(O)CCl2CO2C2H5 |
| Assay | 98% |
| Boiling point | 84-86 °C/0.01 mmHg(lit.) |
| Density | 1.289 g/mL at 25 °C(lit.) |
| Refractive index | n20/D 1.456(lit.) |

Hazard statements
- H315Causes skin irritation
- H319Causes serious eye irritation
- H335May cause respiratory irritation
Precautionary statements
- P261Avoid breathing dust, fume, gas or vapours
- P305IF IN EYES
| Protective equipment | Eyeshields, full-face respirator (US), Gloves, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter |
|---|---|
| Flash point | 113 °C / 235.4 °F |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xi |
| Risk statements (R) | 36/37/38 |
| Safety statements (S) | 26-36 |
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 Triethyl 2,2-dichloro-2-phosphonoacetate used for?
+
Triethyl 2,2-dichloro-2-phosphonoacetate (CAS 5823-12-1) is primarily used as an intermediate and building block in organic synthesis and phosphonate chemistry research.
What is the CAS number and formula for Triethyl 2,2-dichloro-2-phosphonoacetate?
+
The CAS number is 5823-12-1 and the linear formula is (C2H5O)2P(O)CCl2CO2C2H5.
What grade and purity does Tech Serve Solutions supply?
+
Tech Serve Solutions supplies Triethyl 2,2-dichloro-2-phosphonoacetate with an assay of 98%. This product is supplied for research and laboratory use and is not represented as USP, BP, EP, or pharmaceutical grade.
How should Triethyl 2,2-dichloro-2-phosphonoacetate be handled?
+
This compound is a Warning substance that causes skin irritation (H315), serious eye irritation (H319), and may cause respiratory irritation (H335). Handle with appropriate personal protective equipment, including eyeshields and gloves. Ensure adequate ventilation or use a suitable respirator.
How is this chemical packed, shipped, and exported?
+
Products are carefully packed according to international shipping regulations and are available for global export by Tech Serve Solutions.
How can I request a quote or sample?
+
To request a quote or sample of Triethyl 2,2-dichloro-2-phosphonoacetate, please contact our sales department via the website or direct contact details provided.
▶ Related products

1-(2-Fluorobenzyl)piperazine
C11H15FN2
Chemical Synthesis
1-(2-Fluorophenyl)biguanide hydrochloride
Chemical Synthesis

1-(2-Fluorophenyl)cyclopropanecarboxylic acid
C10H9FO2
Chemical Synthesis
1-(2-Fluorophenyl)piperazine
C10H13FN2
Chemical Synthesis
1-(2-Fluorophenyl)piperazine monohydrochloride
C10H13FN2 · HCl
Chemical Synthesis
1-(2-Furoyl)-1H-benzotriazole
C11H7N3O2
Chemical Synthesis
1-(2-Furoyl)piperazine
C9H12N2O2
Chemical Synthesis
1-(2-Hydroxy-5-methylphenyl)-3-phenyl-1,3-propanedione
Chemical Synthesis
▶ Explore more

3-Methyl-1,5-di-p-tolyl-1,4-pentazadiene
Chemical Synthesis

3-Methyl-1,5-pentanediol
Chemical Synthesis

3-Methyl-1-(2-methylphenyl)-1H-pyrazol-5-amine
C11H13N3
Chemical Synthesis
3-Methyl-1-(3′-sulfoamidophenyl)-5-pyrazolone
C10H11N3O3S
Chemical Synthesis