| Identification | More | [Name]
1,4,5,8-Naphthalenetetracarboxylic acid | [CAS]
128-97-2 | [Synonyms]
1,4,5,8-NAPHTHALENETETRACARBOXYLIC ACID
naphthalene-1,4,5,8-tetracarboxylic acid
1,4,5,8-naphthalenetetraformicacid
1,4,5,8-Tetracarboxynaphthalene
1,4,5,8-Naphthalenetetracaboxylic Acid
1,4,5,8-NAPHTHALENETETRACARBOXYLIC ACID, 96+%
1,4,5,8-Naphthalenetetracarbonic acid
1,4,5,8-NAPHTHALENETETRACARBOXYLIC ACID HYDRATE 98%
Naphthaline-1,4,5,8-tetracarbonic acid
naphthalenetetracarboxylic acid(1,4,5,8) | [EINECS(EC#)]
204-924-7 | [Molecular Formula]
C14H8O8 | [MDL Number]
MFCD00004012 | [Molecular Weight]
304.21 | [MOL File]
128-97-2.mol |
| Chemical Properties | Back Directory | [Melting point ]
180 °C | [Boiling point ]
405.05°C (rough estimate) | [density ]
1.5387 (rough estimate) | [refractive index ]
1.5500 (estimate) | [storage temp. ]
Storage temp. 2-8°C | [Water Solubility ]
Soluble in water | [form ]
powder to crystal | [pka]
1.03±0.10(Predicted) | [color ]
White to Light yellow to Light orange | [InChI]
InChI=1S/C14H8O8/c15-11(16)5-1-2-6(12(17)18)10-8(14(21)22)4-3-7(9(5)10)13(19)20/h1-4H,(H,15,16)(H,17,18)(H,19,20)(H,21,22) | [InChIKey]
OLAPPGSPBNVTRF-UHFFFAOYSA-N | [SMILES]
C1(C(O)=O)=C2C(C(C(O)=O)=CC=C2C(O)=O)=C(C(O)=O)C=C1 | [CAS DataBase Reference]
128-97-2(CAS DataBase Reference) | [NIST Chemistry Reference]
1,4,5,8-Naphthalenetetracarboxylic acid(128-97-2) | [EPA Substance Registry System]
128-97-2(EPA Substance) |
| Safety Data | Back Directory | [Hazard Codes ]
Xi | [Risk Statements ]
R36:Irritating to the eyes. | [Safety Statements ]
S26:In case of contact with eyes, rinse immediately with plenty of water and seek medical advice .
S36:Wear suitable protective clothing . | [WGK Germany ]
2
| [RTECS ]
QK3690000
| [TSCA ]
TSCA listed | [HS Code ]
29173990 | [Toxicity]
mouse,LD50,oral,3800mg/kg (3800mg/kg),"Toxicometric Parameters of Industrial Toxic Chemicals Under Single Exposure," Izmerov, N.F., et al., Moscow, Centre of International Projects, GKNT, 1982Vol. -, Pg. 90, 1982. |
| Hazard Information | Back Directory | [Chemical Properties]
1,4,5,8-Naphthalenetetracarboxylic acid is a white crystals. Insoluble in ethanol, chloroform and benzene. Soluble in acetone aqueous solution. | [Uses]
1,4,5,8-Naphthalenetetracarboxylic acid is a carboxylic acid organic compound and can be used as an intermediate for dyes, pigments, resins, etc. | [Synthesis]
1,4,5,8-Naphthalenetetracarboxylic acid is prepared from pyrene by chlorination and oxidation. |
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