Ethyl chlorooxoacetate（CAS# 4755-77-5)

Chemical Property:

Molecular Formula	C4H5ClO3
Molar Mass	136.53
Density	1.222 g/mL at 25 °C(lit.)
Melting Point	156-158 °C(Solv: ethanol (64-17-5))
Boling Point	135 °C
Flash Point	41 °C
Water Solubility	Slightly miscible with water.
Vapor Presure	7.19mmHg at 25°C
Appearance	Liquid
Specific Gravity	1.222
Color	Clear
BRN	506725
Storage Condition	Inert atmosphere,2-8°C
Sensitive	Moisture Sensitive
Refractive Index	1.416-1.418
Physical and Chemical Properties	flammable, reactive with water., harmful, non-inhalable, in contact with the skin or ingestion, and water reaction release toxic gases. Combustible, safe, away from fire, do not smoke, if exposed to the eyes, wash with plenty of water and see a doctor. Wear protective clothing, gloves and glasses or masks. If you feel unwell, please see your doctor immediately. Stored in a dry environment
Use	For Organic synthesis

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Product Detail

Product Tags

Risk Codes	R34 – Causes burns R29 – Contact with water liberates toxic gas R20/21/22 – Harmful by inhalation, in contact with skin and if swallowed. R14 – Reacts violently with water R10 – Flammable R37 – Irritating to the respiratory system R36 – Irritating to the eyes
Safety Description	S8 – Keep container dry. S45 – In case of accident or if you feel unwell, seek medical advice immediately (show the label whenever possible.) S36/37/39 – Wear suitable protective clothing, gloves and eye/face protection. S26 – In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. S16 – Keep away from sources of ignition.
UN IDs	2920
WGK Germany	3
TSCA	Yes
HS Code	29171990
Hazard Class	8
Packing Group	II

Introduction

Oxaloyl chloridemonoethyl ester is an organic compound. The following is an introduction to the properties, uses, preparation methods and safety information of oxalyl chloride monoethyl chloride:

Quality:

- Appearance: Oxaloyl chloridemonoethyl is a colorless to light yellow liquid substance.

- Solubility: It can be dissolved in some organic solvents such as alcohols, ethers, and ketones, but it is poorly soluble in water.

- Odor: Oxaloyl chloridemonoethyl ester has a pungent odor.

Use:

- It is also commonly used as a chemical reagent and a dehydration reagent in reactions.

Method:

The preparation method of oxalyl chloride monoethyl ester is usually obtained by reacting oxalyl chloride with ethanol. The reaction process needs to be carried out in an inert atmosphere to avoid reacting with water in the air.

Safety Information:

- Oxaloyl chloridemonoethyl ester is a chemical that can be harsh to the skin, eyes, and respiratory tract, so use caution such as protective eyewear, gloves, and respiratory protection.

- It is also a flammable liquid and contact with open flames and high-temperature sources should be avoided.

- When storing and using oxalyl chloridemonoethyl ester, it should be kept in a cool, dry place and away from combustibles and oxidizing agents.

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