2-Methyl-5-(prop-1-en-2-yl)cyclohex-2-enecarboxylic anhydride CAS No.129-64-6 / Cat No.EBD2198916
2-Methyl-5-(prop-1-en-2-yl)cyclohex-2-enecarboxylic anhydride
3a,4,7,7a-tetrahydro-4,7-methanoisobenzofuran-1,3-dione
3,6-endomethylene-(1,2,3,6)-tetrahydrocis-phthalic anhydride
3,6-endomethylene-1,2,3,6-tetrahydrophthalic anhydride
5-norbornene-2,3-dicarbonic anhydride
cis-3,6-endo-methylene-tetrahydrophthalic anhydride
cis-5-norbornene-endo-2,3-dicarboxylic anhydride
endo-3,6-methylene-1,2,3,6-tetrahydrophthalic anhydride
endo-cis-5-norbornene-2,3-dicarboxylic anhydride
carbic anhydride
Carbic anhydride
Himic anhydride
Nadic anhydride
Bicyclo[2.2.1]hept-5-ene-2,3-dicarboxylic anhydride
NBDA
3aalpha,4,7,7aalpha-Tetrahydro-4alpha,7alpha-methanoisobenzofuran-1,3-d one
5-Norbornene-2,3-dicarboxylic Anhydride
Carbic anhydride
Himic anhydride
Nadic anhydride
Bicyclo[2.2.1]hept-5-ene-2,3-dicarboxylic anhydride
NBDA
Properties
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Appearance:
White crystalline powder
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Density:
1.08
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Melting point:
165-167 °C(lit.)
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Boiling point:
331.1 °C at 760 mmHg
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Flashing point:
163.8 °C
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Coefficient of refraction:
1.4365
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Solubility:
DECOMPOSES
Safety Information
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Symbol:
-
Signal words:
Danger -
Hazard statements:
H317 May cause an allergic skin reaction.
H318 Causes serious eye damage.
H334 May cause allergy or asthma symptoms or breathing difficulties if inhaled.
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Precautionary statements:
P261 Avoid breathing dust/fume/gas/mist/vapours/spray.
P280 Wear protective gloves/protective clothing/eye protection/face protection.
P305+P351+P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
P342+P311 IF experiencing respiratory symptoms: call a POISON CENTER or doctor/physician.
NMR Spectrum
Prediction： 1H-NMR (300 MHz, CDCl3): delta6.31 (2H), 3.50 (2H,) 3.59 (2H), delta1.57 to 1.80 (2H)
1H NMR
13C NMR
