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4755-77-5

Name Ethyl oxalyl monochloride
CAS 4755-77-5
EINECS(EC#) 225-285-0
Molecular Formula C4H5ClO2 *
MDL Number MFCD00000706
Molecular Weight 120.53
MOL File 4755-77-5.mol
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Chemical Properties

Appearance clear liquid
Melting point  156-158 °C(Solv: ethanol (64-17-5))
Boiling point  135 °C
density  1.222 g/mL at 25 °C(lit.)
refractive index  1.416-1.418
Fp  41 °C
storage temp.  Flammables area
form  Liquid
color  Clear
Specific Gravity 1.222
Water Solubility  Slightly miscible with water.
Sensitive  Moisture Sensitive
BRN  506725
InChIKey OWZFULPEVHKEKS-UHFFFAOYSA-N
CAS DataBase Reference 4755-77-5(CAS DataBase Reference)
NIST Chemistry Reference Chlorooxalic acid, ethyl ester(4755-77-5)
Storage Precautions Moisture sensitive
EPA Substance Registry System 4755-77-5(EPA Substance)

Safety Data

Hazard Codes  C,F
Risk Statements 
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 Statements 
S8:Keep container dry .
S45:In case of accident or if you feel unwell, seek medical advice immediately (show label where 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-No smoking .
RIDADR  2920
WGK Germany  3
TSCA  Yes
HazardClass  8
PackingGroup  II
HS Code  29171990

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