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| CAS No.: | 122-05-4 |
|---|---|
| Name: | Pyrazine-2,5-dicarboxylic acid |
| Molecular Structure: | |
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| Formula: | C6H4N2O4 |
| Molecular Weight: | 168.109 |
| Synonyms: | NSC 80650;2,5-pyrazinedicarboxylic acid; |
| EINECS: | 1308068-626-2 |
| Density: | 1.665 g/cm3 |
| Melting Point: | 220-230°C |
| Boiling Point: | 466.5 °C at 760 mmHg |
| Flash Point: | 236 °C |
| Solubility: | Slightly soluble in water. |
| Hazard Symbols: | R36/37/38:; |
| Risk Codes: | 36/37/38 |
| Safety: | 26-36/37/39 |
| PSA: | 100.38000 |
| LogP: | -0.12700 |
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Specification
The 2,5-Pyrazinedicarboxylicacid, with the CAS registry number 122-05-4, has the systematic name of pyrazine-2,5-dicarboxylic acid. It belongs to the product categories of Pharmacetical and Pyrazine. And the molecular formula of the chemical is C6H4N2O4.
The characteristics of 2,5-Pyrazinedicarboxylicacid are as followings: (1)ACD/LogP: -2.01; (2)# of Rule of 5 Violations: 0; (3)ACD/BCF (pH 5.5): 1; (4)ACD/BCF (pH 7.4): 1; (5)ACD/KOC (pH 5.5): 1; (6)ACD/KOC (pH 7.4): 1; (7)#H bond acceptors: 6; (8)#H bond donors: 2; (9)#Freely Rotating Bonds: 2; (10)Polar Surface Area: 78.38 Å2; (11)Index of Refraction: 1.638; (12)Molar Refractivity: 36.29 cm3; (13)Molar Volume: 100.9 cm3; (14)Polarizability: 14.38×10-24cm3; (15)Surface Tension: 100.7 dyne/cm; (16)Density: 1.665 g/cm3; (17)Flash Point: 236 °C; (18)Enthalpy of Vaporization: 76.74 kJ/mol; (19)Boiling Point: 466.5 °C at 760 mmHg; (20)Vapour Pressure: 1.67E-09 mmHg at 25°C.
You should be cautious while dealing with this chemical. It irritates to eyes, respiratory system and skin. Therefore, you had better take the following instructions: Wear suitable protective clothing, gloves and eye/face protection, and if in case of contacting with eyes, rinse immediately with plenty of water and seek medical advice.
Addtionally, the following datas could be converted into the molecular structure:
(1)SMILES: O=C(O)c1ncc(nc1)C(=O)O
(2)InChI: InChI=1/C6H4N2O4/c9-5(10)3-1-7-4(2-8-3)6(11)12/h1-2H,(H,9,10)(H,11,12)
(3)InChIKey: GMIOYJQLNFNGPR-UHFFFAOYAK