4-Chloro-isatoic anhydride CAS No.40928-13-0 / Cat No.EBD39339
7-chloro-2H-3,1-benzoxazine-2,4(1H)-dione
7-Chloro-1H-benzo[d][1,3]oxazine-2,4-dione
4-Chloro-isatoic anhydride
7-chloro-2H-3,1-benzoxazine-2,4(1H)-dione
Properties
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Density:
1.54 g/cm3
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Melting point:
255-259 °C
Safety Information
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Symbol:
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Signal words:
Warning -
Hazard statements:
H302 Harmful if swallowed.
H315 Causes skin irritation.
H319 Causes serious eye irritation.
H335 May cause respiratory irritation.
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Precautionary statements:
P261 Avoid breathing dust/fume/gas/mist/vapours/spray.
P305+P351+P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
NMR Spectrum
Prediction： 1H NMR (Acetone, 500 MHz): delta (ppm) 7.13-7.14 (1H, s), 7.28-7.30 (1H, d, J=8.5 Hz), 7.90-7.92 (1H, d, J=8.6 Hz), 11.84 (1H, bs).
1H NMR
13C NMR
