Triethyl 2-chloro-2-phosphonoacetate

2-氯-2-磷酰基乙酸三乙酯

Also known as: triethyl chlorophosphonoacetate, ethyl 2-chloro-2-(diethoxyphosphoryl)acetate, ethyl chloro(diethylphosphono)acetate, triethyl 2-chloro-2-phosphonoacetate 97%, 2-chloro-2-phosphonoacetic acid triethyl ester, (EtO)2(O)PCH(Cl)COOEt, (EtO)2OPCH(Cl)CO2Et, (EtO)2P(O)CH(Cl)CO2Et, MFCD00192516, chloro-1 carbethoxy-1 methylphosphonate de diethyle, diethyl 1-chloro-1-ethoxycarbonylmethanephosphonate, ethyl 2-chloro-2-(diethylphosphono)acetate, ethyl 2-chloro-2-diethoxyphosphorylacetate

Triethyl 2-chloro-2-phosphonoacetate (CAS 7071-12-7) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C8H16ClO5P and a molecular weight of 258.63600 g/mol. It is also known as triethyl chlorophosphonoacetate, ethyl 2-chloro-2-(diethoxyphosphoryl)acetate and ethyl chloro(diethylphosphono)acetate. Key properties include a boiling point of 93-95ºC (0.01 mmHg), a density of 1.21 and a flash point of >110ºC. It is classified under GHS with signal word Warning and hazard statements H315 — Causes skin irritation, H319 — Causes serious eye irritation and H335 — May cause respiratory irritation. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
7071-12-7
Jingsj CID
J-39581-6
Molecular Formula
C8H16ClO5P
Chinese Name
2-氯-2-磷酰基乙酸三乙酯
Molecular Weight
258.63600 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point93-95ºC (0.01 mmHg)
Density1.21
Flash Point>110ºC
Exact Mass258.04200
PSA71.64000
LogP2.38050
Refractive Index1.446

GHS Safety & Compliance

IrritantSignal word: Warning
  • H315 — Causes skin irritation
  • H319 — Causes serious eye irritation
  • H335 — May cause respiratory irritation

Frequently Asked Questions

What is the CAS number of Triethyl 2-chloro-2-phosphonoacetate?

The CAS number of Triethyl 2-chloro-2-phosphonoacetate is 7071-12-7.

What are the molecular formula and molecular weight of Triethyl 2-chloro-2-phosphonoacetate?

Triethyl 2-chloro-2-phosphonoacetate has molecular formula C8H16ClO5P and molecular weight 258.63600 g/mol.

Is Triethyl 2-chloro-2-phosphonoacetate hazardous?

Triethyl 2-chloro-2-phosphonoacetate has GHS signal word Warning and hazard statements H315 — Causes skin irritation; H319 — Causes serious eye irritation; H335 — May cause respiratory irritation.

What are the upstream and downstream products of Triethyl 2-chloro-2-phosphonoacetate?

For Triethyl 2-chloro-2-phosphonoacetate, Upstream Products: Triethyl 2,2-dichloro-2-phosphonoacetate, diethyl (chloromethyl)phosphonate, Diethyl carbonate; Downstream Products: Triethyl 2-phosphonopropionate, Triethyl phosphonoacetate, Ethyl 4-methoxycinnamate.

Data compiled from public chemical databases and supplier catalogs; supplier offers are provided by suppliers.

Last updated:

How to cite: Jingsj. "Triethyl 2-chloro-2-phosphonoacetate (CAS 7071-12-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-39581-6 (accessed 2026-10-28).

Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.