Common Name 5-Cyanophthalide
Other Names Escitalopram-a01 | 5-Cyano-1(3H)-isobenzofuran | 5-Cyanobenzophthalide | 1,3-Dihydro-1-oxo-5-isobenzofurancarbonitrile | 5-Cyano-3H-isobenzofuranone
English Name 1-Oxo-1,3-dihydroisobenzofuran-5-carbonitrile
CAS Number 82104-74-3
EINECS 279-900-2
Molecular Formula C9H5NO2
Molecular Weight 159.141
Density 1.4±0.1 g/cm3
Boiling Point 407.5±45.0 °C
Melting Point 201-205 °C(lit.)
Flash Point 199.3±15.5 °C
Appearance White to pale yellow crystalline solid
Uses
1. Used as a pharmaceutical intermediate
2. Used in the preparation of drugs such as citalopram for the treatment of metastatic breast cancer