N-Hydroxysuccinimide
C4H5NO3
6066-82-6 Copyright (C) 2025 ACS
  8  8  0  0  0  0  0  0  0  0999 V2000
    2.7106    0.0000    0.0000 O   0  0  0  0  0  0  0  0  0  0  0  0
    0.0000    1.9692    0.0000 O   0  0  0  0  0  0  0  0  0  0  0  0
    5.4211    1.9692    0.0000 O   0  0  0  0  0  0  0  0  0  0  0  0
    2.7106    1.5400    0.0000 N   0  0  0  0  0  0  0  0  0  0  0  0
    1.4647    2.4452    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0
    3.9564    2.4452    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0
    1.9406    3.9098    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0
    3.4806    3.9098    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0
  1  4  1  0  0  0  0
  2  5  2  0  0  0  0
  3  6  2  0  0  0  0
  4  5  1  0  0  0  0
  4  6  1  0  0  0  0
  5  7  1  0  0  0  0
  6  8  1  0  0  0  0
  7  8  1  0  0  0  0
M  END
> <cas.rn>
6066-82-6

> <ca.index.name>
2,5-Pyrrolidinedione, 1-hydroxy-

> <molecular.formula>
C4H5NO3

> <smiles.canonical>
O=C1N(O)C(=O)CC1

> <molecular.weight>
115.09

> <melting.point.experimental>
97-98 °C    Solvent: Ethyl acetate

> <boiling.point.predicted>
262.438±23.00 °C    Press: 760.00 Torr

> <density.predicted>
1.650±0.06 g/cm3    Temp: 25 °C; Press: 760 Torr

> <pka.experimental>
6.0

$$$$
