PYRIDINE-3,4-DICARBOXYLIC ANHYDRIDE

The Furo[3,4-c]pyridine-1,3-dione is an organic compound with the formula C₇H₃NO₃. The IUPAC name of this chemical is furo[3,4-c]pyridine-1,3-dione. With the CAS registry number 4664-08-8, it is also named as 1,3-dihydrofuro[3,4-c]pyridine-1,3-dione. The product's category is Pyridines. Besides, it should be stored in a dark cool and dry place.

Physical properties about Furo[3,4-c]pyridine-1,3-dione are: (1)ACD/LogP: 0.11; (2)#H bond acceptors: 4 ; (3)Polar Surface Area: 56.26 Å²; (4)Index of Refraction: 1.622; (5)Molar Refractivity: 33.77 cm³; (6)Molar Volume: 95.7 cm³; (7)Polarizability: 13.38×10^-24cm³; (8)Surface Tension: 71.6 dyne/cm; (9)Density: 1.556 g/cm³; (10)Flash Point: 156.2 °C; (11)Enthalpy of Vaporization: 57.76 kJ/mol; (12)Boiling Point: 334.6 °C at 760 mmHg; (13)Vapour Pressure: 0.000127 mmHg at 25°C.

Preparation: this chemical can be prepared by pyridine-3,4-dicarboxylic acid. This reaction will need reagent acetic acid anhydride.

Uses of Furo[3,4-c]pyridine-1,3-dione: it can be used to produce 1-quinolin-2-ylmethylene-1H-furo[3,4-c]pyridin-3-one at temperature of 150 - 160 °C. It will need reagent acetic anhydride with reaction time of 30 min. The yield is about 75%.

When you are using this chemical, please be cautious about it as the following:
This chemical is irritating to eyes, respiratory system and skin. When you are using it, wear suitable gloves and eye/face protection. In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.

You can still convert the following datas into molecular structure:
(1)SMILES: O=C1OC(=O)c2c1ccnc2
(2)InChI: InChI=1/C7H3NO3/c9-6-4-1-2-8-3-5(4)7(10)11-6/h1-3H
(3)InChIKey: KFKMGUPDWTWQFM-UHFFFAOYAS
(4)Std. InChI: InChI=1S/C7H3NO3/c9-6-4-1-2-8-3-5(4)7(10)11-6/h1-3H
(5)Std. InChIKey: KFKMGUPDWTWQFM-UHFFFAOYSA-N