Name | Oxalyl chloride |
Synonyms | Oxaloylchloride OXALYL CHLORIDE Oxalyl chloride Oxalicdichloride Oxaloyl chloride oxalicdichloride Oxaloyl Chloride Oxalic Dichloride OXALYL DICHLORIDE Oxalyl Dichloride Oxalic dichloride Ethanedioyl Chloride OXALIC ACID CHLORIDE Oxalic Acid Chloride Oxalic Acid Dichloride Ethanedioyl Dichloride OXALIC ACID DICHLORIDE Oxalyl chloride solution 2.0 M in methylene chloride |
CAS | 79-37-8 |
EINECS | 201-200-2 |
InChI | InChI=1/C2Cl2O2/c3-1(5)2(4)6 |
InChIKey | CTSLXHKWHWQRSH-UHFFFAOYSA-N |
Molecular Formula | C2Cl2O2 |
Molar Mass | 126.93 |
Density | 1.5 g/mL at 20 °C (lit.) |
Melting Point | -10--8 °C (lit.) |
Boling Point | 62-65 °C (lit.) |
Flash Point | 176-178°C |
Water Solubility | reacts |
Vapor Presure | 150 mm Hg ( 20 °C) |
Vapor Density | 4.4 (vs air) |
Appearance | Liquid |
Color | APHA: 0-150 |
Odor | penetrating odor |
Exposure Limit | ACGIH: TWA 50 ppmOSHA: TWA 25 ppm; STEL 125 ppmNIOSH: IDLH 2300 ppm |
Merck | 14,6914 |
BRN | 1361988 |
Storage Condition | Store Cold |
Stability | Stable. Incompatible with bases, alcohols, steel, oxidizing agents, alkali metals. Moisture sensitive. Reacts violently with water, liberating toxic gas. |
Sensitive | Moisture Sensitive |
Refractive Index | n20/D 1.429(lit.) |
Physical and Chemical Properties | colored fuming liquid with pungent odor. Water and ethanol can be vigorously decomposed, cooled to -12 deg C that condensed into white crystalline blocks. Decomposition and evolution of carbon monoxide occurred at 60 °c. Soluble in ether, benzene and chloroform, with corrosive and lacrimal. |
Use | Mainly used in the synthesis of pesticides and pesticide intermediates and for the synthesis of other organic chlorides |
Risk Codes | R14 - Reacts violently with water R20 - Harmful by inhalation R29 - Contact with water liberates toxic gas R34 - Causes burns R40 - Limited evidence of a carcinogenic effect R23/24/25 - Toxic by inhalation, in contact with skin and if swallowed. R37 - Irritating to the respiratory system R35 - Causes severe burns R23 - Toxic by inhalation |
Safety Description | S26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. S36/37/39 - Wear suitable protective clothing, gloves and eye/face protection. S43 - In case of fire use ... (there follows the type of fire-fighting equipment to be used.) S45 - In case of accident or if you feel unwell, seek medical advice immediately (show the label whenever possible.) S8 - Keep container dry. S24/25 - Avoid contact with skin and eyes. S23 - Do not breathe vapour. S27 - Take off immediately all contaminated clothing. |
UN IDs | UN 2927 6.1/PG 2 |
WGK Germany | 2 |
RTECS | KI2950000 |
FLUKA BRAND F CODES | 9-19-21 |
TSCA | Yes |
HS Code | 29171990 |
Hazard Note | Toxic/Corrosive/Store Cold/Lacrymatory |
Hazard Class | 8 |
Packing Group | II |