616-02-4|Citraconic anhydrideProducts Supply - Chemical intermediates Network

Citraconic anhydride cas no:616-02-4

Synonyms: Methylmaleic anhydride; 3-Methyl-2,5-pentanedione; CTA

Identification

NameCitraconic anhydride
CAS616-02-4
SynonymsMethylmaleic anhydride; 3-Methyl-2,5-pentanedione; CTA
EINECS(EC#)210-459-0
Molecular FormulaC5H4O3
Molecular Weight112.08

Chemical Properties

Appearanceclear colorless to light yellow liquid
refractive index1.47-1.472
storage tempStore at RT.
Sensitive Moisture Sensitive

Globally Harmonized System of Classification adn Labelling of Chemicals(GHS)

Hazardclass6.1

Safety Data

Hazard T:Toxic;
Risk R24;R34;R42/43
Safety

Hazard Codes: T
Risk Statements: 23/24/25-36/37/38-42/43-34
23/24/25: Toxic by inhalation, in contact with skin and if swallowed
36/37/38: Citraconic anhydride (616-02-4) is irritating to eyes, respiratory system and skin
42/43: May cause sensitization by inhalation and skin contact
34: Causes burns
Safety Statements: 26-36/37/39-45-28
26: In case of contact with eyes, rinse immediately with plenty of water and seek medical advice
28: After contact with skin, wash immediately with plenty of ... (to be specified by the manufacturer)
45: In case of accident or if you feel unwell, seek medical advice immediately (show label where possible)
36/37/39: Wear suitable protective clothing, gloves and eye/face protection
RIDADR: UN 2810 6.1/PG 3
WGK Germany: 3
RTECS: GE6825000
F: 10-21
HazardClass: 6.1
PackingGroup: III
HS Code: 29171990

HS Code 29171990

Toxicity

Organism	Test Type	Route	Reported Dose (Normalized Dose)	Source
guinea pig	LD50	skin	1mL/kg (1mL/kg)	Journal of Industrial Hygiene and Toxicology. Vol. 26, Pg. 269, 1944.
rabbit	LD50	skin	218mg/kg (218mg/kg)	Shell Chemical Company.
rat	LD50	oral	2600mg/kg (2600mg/kg)	Journal of Industrial Hygiene and Toxicology. Vol. 26, Pg. 269, 1944.

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Citraconic anhydride cas no:616-02-4

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