1,4-Naphthalenedicarboxylic acid
- CAS NO.：605-70-9
- Empirical Formula: C12H8O4
- Molecular Weight: 216.19
- MDL number: MFCD00014312
- EINECS: 210-094-7
- SAFETY DATA SHEET (SDS)
- Update Date: 2026-05-28 04:34:07
What is 1,4-Naphthalenedicarboxylic acid?
Chemical properties
White solid
The Uses of 1,4-Naphthalenedicarboxylic acid
It is an important raw material and intermediate used in organic synthesis, pharmaceuticals, agrochemicals and dyestuff.
What are the applications of Application
1,4-Naphthalenedicarboxylic acid is widely used in dyes, optical brighteners, high-adhesion coatings, and plastics. It can be used as an important intermediate in organic synthesis to manufacture high-performance polyester fibers and insulation materials. It is an important monomer for polyethylene naphthalate (PEN), liquid crystal polymers, and polyurethane resins. It is used in the pharmaceutical field and has certain applications.
Properties of 1,4-Naphthalenedicarboxylic acid
| Melting point: | >300 °C (lit.) |
| Boiling point: | 490.2±28.0 °C(Predicted) |
| Density | 1.54 g/cm3 |
| storage temp. | Sealed in dry,Room Temperature |
| form | powder to crystal |
| pka | 2.71±0.10(Predicted) |
| color | White to Yellow to Orange |
| Water Solubility | Insoluble in water. |
| BRN | 2051255 |
| InChI | InChI=1S/C12H8O4/c13-11(14)9-5-6-10(12(15)16)8-4-2-1-3-7(8)9/h1-6H,(H,13,14)(H,15,16) |
| CAS DataBase Reference | 605-70-9(CAS DataBase Reference) |
| EPA Substance Registry System | 1,4-Naphthalenedicarboxylic acid (605-70-9) |
Safety information for 1,4-Naphthalenedicarboxylic acid
| Signal word | Warning |
| Pictogram(s) |
 Exclamation Mark Irritant GHS07 |
| GHS Hazard Statements |
H315:Skin corrosion/irritation H319:Serious eye damage/eye irritation H335:Specific target organ toxicity, single exposure;Respiratory tract irritation |
| Precautionary Statement Codes |
P302+P352:IF ON SKIN: wash with plenty of soap and water. P305+P351+P338:IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing. |
Computed Descriptors for 1,4-Naphthalenedicarboxylic acid
| InChIKey | ABMFBCRYHDZLRD-UHFFFAOYSA-N |
| SMILES | C1(C(O)=O)=C2C(C=CC=C2)=C(C(O)=O)C=C1 |
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