2,5-dioxo-1,4-cyclohexanedicarboxylic acid dimethyl ester
- CAS NO.：6289-46-9
- Empirical Formula: C10H12O6
- Molecular Weight: 228.2
- MDL number: MFCD00001607
- EINECS: 228-528-9
- SAFETY DATA SHEET (SDS)
- Update Date: 2025-07-24 18:13:50
What is 2,5-dioxo-1,4-cyclohexanedicarboxylic acid dimethyl ester?
Chemical properties
white to light yellow-green fine cryst. powder
The Uses of 2,5-dioxo-1,4-cyclohexanedicarboxylic acid dimethyl ester
Dimethyl 1,4-cyclohexanedione-2,5-dicarboxylate is used in the production of pigments such as pigment red 122 and pigment violet 19. It also can react with 2,4-diamino-phenol to get 2,5-bis-(3-amino-4-hydroxy-phenylamino)-cyclohexa-1,4-diene-1,4-dicarboxylic acid dimethyl ester.
Properties of 2,5-dioxo-1,4-cyclohexanedicarboxylic acid dimethyl ester
| Melting point: | 154-157 °C |
| Boiling point: | 330°C (rough estimate) |
| Density | 1.3792 (rough estimate) |
| vapor pressure | 0-0.002Pa at 20-50℃ |
| refractive index | 1.6000 (estimate) |
| storage temp. | Inert atmosphere,Room Temperature |
| form | Fine Crystalline Powder |
| pka | 9.04±0.40(Predicted) |
| color | White to light yellow-green |
| Water Solubility | Soluble in water 0.0016 g/L. |
| CAS DataBase Reference | 6289-46-9(CAS DataBase Reference) |
| EPA Substance Registry System | 1,4-Cyclohexanedicarboxylic acid, 2,5-dioxo-, 1,4-dimethyl ester (6289-46-9) |
Safety information for 2,5-dioxo-1,4-cyclohexanedicarboxylic acid dimethyl ester
| Signal word | Warning |
| Pictogram(s) |
 Skull and Crossbones Acute Toxicity GHS06 |
| GHS Hazard Statements |
H227:Flammable liquids |
| Precautionary Statement Codes |
P210:Keep away from heat/sparks/open flames/hot surfaces. — No smoking. P280:Wear protective gloves/protective clothing/eye protection/face protection. P370+P378:In case of fire: Use … for extinction. P403+P235:Store in a well-ventilated place. Keep cool. |
Computed Descriptors for 2,5-dioxo-1,4-cyclohexanedicarboxylic acid dimethyl ester
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