Bicyclo[2.2.1]hept-5-ene-2,3-dicarbonyldichloride, (1R,2R,3R,4S)-rel- cas no:4582-21-2

NameBicyclo[2.2.1]hept-5-ene-2,3-dicarbonyldichloride, (1R,2R,3R,4S)-rel-
CAS4582-21-2
Synonyms5-Norbornene-2,3-dicarbonylchloride, trans- (8CI); Bicyclo[2.2.1]hept-5-ene-2,3-dicarbonyl dichloride,(2-endo,3-exo)-; NSC 103156;endo,exo-Bicyclo[2.2.1]hept-5-ene-2,3-dicarboxyclic acid dichloride;endo,exo-Bicyclo[2.2.1]hept-5-ene-2,3-dicarboxylic dichloride;trans-3,6-Endomethylene-1,2,3,6-tetrahydrophthaloyl chloride; trans-5-Norbornene-2,3-dicarbonylchloride
EINECS(EC#)224-967-5
Molecular FormulaC9H8 Cl2 O2
Molecular Weight219.07

refractive indexn20/D 1.517(lit.)

Hazardclass8

Hazard C
Risk R34
Safety

Moderately toxic by ingestion and skin contact. When heated to decomposition it emits toxic fumes of Cl⁻.

Hazard Codes C
Risk Statements 20/21/22-34
R20/21/22:Harmful by inhalation, in contact with skin and if swallowed. 
R34: Trans-5-Norbornene-2,3-dicarbonyl chloride (CAS NO.4582-21-2) causes burns.
Safety Statements 23-26-28-36/37/39-45
S23:Do not breathe vapour. 
S26: In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. 
S28:After contact with skin, wash immediately with plenty of soap-suds. 
S36/37/39:Wear suitable protective clothing, gloves and eye/face protection. 
S45:In case of accident or if you feel unwell, seek medical advice immediately (show the label whenever possible.)
RIDADR UN 3265 8/PG 2
WGK Germany 3
RTECS RB8225000
HazardClass 8
PackingGroup III

Organism	Test Type	Route	Reported Dose (Normalized Dose)	Effect	Source
rabbit	LD50	skin	1mL/kg (1mL/kg)		Toxicology and Applied Pharmacology. Vol. 28, Pg. 313, 1974.
rat	LD50	oral	1830uL/kg (1.83mL/kg)		Toxicology and Applied Pharmacology. Vol. 28, Pg. 313, 1974.