اگزالیل کلراید 807066 مرک

Description
Catalogue Number	807066
Synonyms	Oxalic acid dichloride
Description	Oxalyl chloride

Product Information
CAS number	79-37-8
EC number	201-200-2
Hill Formula	C₂Cl₂O₂
Chemical formula	ClCOCOCl
Molar Mass	126.92 g/mol
HS Code	2917 19 80
Structure formula Image

Applications
Application	Oxalyl chloride for synthesis. CAS 79-37-8, EC Number 201-200-2, chemical formula ClCOCOCl.

Physicochemical Information
Boiling point	63 - 64 °C (1013 hPa)
Density	1.48 g/cm3 (20 °C)
Flash point	>100 °C
Melting Point	-12 °C
Vapor pressure	200 hPa (20 °C)

Safety Information according to GHS
Hazard Pictogram(s)
Hazard Statement(s)	H260: In contact with water releases flammable gases which may ignite spontaneously. H314: Causes severe skin burns and eye damage. H331: Toxic if inhaled. H335: May cause respiratory irritation. EUH014: Reacts violently with water. EUH029: Contact with water liberates toxic gas.
Precautionary Statement(s)	P280: Wear protective gloves/ protective clothing/ eye protection/ face protection. P301 + P330 + P331: IF SWALLOWED: Rinse mouth. Do NOT induce vomiting. P304 + P340: IF INHALED: Remove victim to fresh air and keep at rest in a position comfortable for breathing. P305 + P351 + P338: IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. P308 + P310: IF exposed or concerned: immediately call a POISON CENTER or doctor/ physician. P402 + P404: Store in a dry place. Store in a closed container.
Signal Word	Danger
RTECS	KI2950000
Storage class	4.3 Hazardous materials, which set free flammable gases upon contact with water
WGK	WGK 1 slightly water endangering
Disposal	11 Organic acid halides, anhydrides and isocyanates can be added dropwise to an excess of methanol (Cat. No. 822283) to convert them into the corresponding methyl esters or methyl carbamates. If necessary, neutralize with sodium hydroxide solution (Cat. No. 105587). Fill into container A.

Safety Information
Hazard Symbols	Toxic Flammable
Categories of danger	toxic, corrosive
R Phrase	R 14/15-23-29-34-37 Reacts violently with water, liberating extremely flammable gases.Toxic by inhalation.Contact with water liberates toxic gas.Causes burns.Irritating to respiratory system.
S Phrase	S 7/8-26-36/37/39-43-45 Keep container tightly closed and dry.In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.Wear suitable protective clothing, gloves and eye/face protection.In case of fire, use metal-fire powder. Never use water.In case of accident or if you feel unwell, seek medical advice immediately (show the label where possible).

Storage and Shipping Information
Storage	Store below +30°C.

Transport Information
Declaration (railroad and road) ADR, RID	UN 3129 , 4.3 (8), I
Declaration (transport by air) IATA-DGR	UN 3129 , 4.3 (8), I
Declaration (transport by sea) IMDG-Code	UN 3129 , 4.3 (8), I, Segregation Group: 1 (Acids)

Specifications
Assay (argentometric)	≥ 98.0 %
Identity (IR)	passes test
A slight precipitate of oxalic acid is normal and does not affect the specified quality of the product.