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25134-21-8

Name Methyl-5-norbornene-2,3-dicarboxylic anhydride
CAS 25134-21-8
EINECS(EC#) 246-644-8
Molecular Formula C10H10O3
MDL Number MFCD00167036
Molecular Weight 178.18
MOL File 25134-21-8.mol
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Chemical Properties

Appearance clear light yellow oily liquid
Boiling point  140°C (10 mmHg)
density  1.232 g/mL at 25 °C(lit.)
vapor density  6.1 (20 °C, vs air)
vapor pressure  5 mm Hg ( 120 °C)
refractive index  n20/D 1.506(lit.)
Fp  >230 °F
storage temp.  room temp
solubility  Miscible with acetone, benzene, naphtha and xylene.
form  Oily Liquid
pka 4.42[at 20 ℃]
color  Clear light yellow
Water Solubility  REACTS
Sensitive  Moisture Sensitive
BRN  162395
CAS DataBase Reference 25134-21-8(CAS DataBase Reference)
NIST Chemistry Reference 4,7-Methanoisobenzofuran-1,3-dione, 3a,4,7,7a-tetrahydromethyl-(25134-21-8)
Storage Precautions Moisture sensitive
EPA Substance Registry System 25134-21-8(EPA Substance)
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Safety Data

Hazard Codes  Xn,C
Risk Statements 
R22:Harmful if swallowed.
R36/37/38:Irritating to eyes, respiratory system and skin .
R42:May cause sensitization by inhalation.
R34:Causes burns.
Safety Statements 
S39:Wear eye/face protection .
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 .
RIDADR  UN 3265 8/PG 2
WGK Germany  3
RTECS  RB9100000
TSCA  Yes
HazardClass  6.1
PackingGroup  III
HS Code  29172000
Hazardous Substances Data 25134-21-8(Hazardous Substances Data)
Toxicity
LD50 oral in rat: 914mg/kg

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