Clavulanic acid
C8H9NO5
58001-44-8 Copyright (C) 2023 ACS
 15 16  0  0  1  0  0  0  0  0999 V2000
    3.5316    1.0304    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0
    4.6762    0.0000    0.0000 O   0  0  0  0  0  0  0  0  0  0  0  0
    2.0670    0.5546    0.0000 O   0  0  0  0  0  0  0  0  0  0  0  0
    0.0000    4.0528    0.0000 O   0  0  0  0  0  0  0  0  0  0  0  0
    6.5924    2.3932    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0
    7.9261    3.1632    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0
    9.2599    2.3932    0.0000 O   0  0  0  0  0  0  0  0  0  0  0  0
    2.8213    3.6813    0.0000 N   0  0  0  0  0  0  0  0  0  0  0  0
    3.8518    2.5369    0.0000 C   0  0  1  0  0  0  0  0  0  0  0  0
    3.5914    5.0150    0.0000 C   0  0  1  0  0  0  0  0  0  0  0  0
    1.4877    4.4513    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0
    5.2588    3.1632    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0
    5.0977    4.6948    0.0000 O   0  0  0  0  0  0  0  0  0  0  0  0
    2.2577    5.7850    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0
    4.1433    6.4527    0.0000 H   0  0  0  0  0  0  0  0  0  0  0  0
  1  2  1  0  0  0  0
  1  3  2  0  0  0  0
  9  1  1  6  0  0  0
  4 11  2  0  0  0  0
  5  6  1  0  0  0  0
  5 12  2  0  0  0  0
  6  7  1  0  0  0  0
  8  9  1  0  0  0  0
  8 10  1  0  0  0  0
  8 11  1  0  0  0  0
  9 12  1  0  0  0  0
 10 13  1  0  0  0  0
 10 14  1  0  0  0  0
 10 15  1  6  0  0  0
 11 14  1  0  0  0  0
 12 13  1  0  0  0  0
M  END
> <cas.rn>
58001-44-8

> <cas.index.name>
4-Oxa-1-azabicyclo[3.2.0]heptane-2-carboxylic acid, 3-(2-hydroxyethylidene)-7-oxo-, (2R,3Z,5R)-

> <molecular.formula>
C8H9NO5

> <molecular.weight>
199.16

> <boiling.point.predicted>
545.8±50.0 °C    Press: 760 Torr

> <density.predicted>
1.65±0.1 g/cm3    Temp: 20 °C; Press: 760 Torr

> <pka.predicted>
3.68±0.20    Most Acidic Temp: 25 °C

$$$$
