4-Hydroxyisophthalic acid
Synonym(s):4-Hydroxy 1,3-benzenedicarboxylic acid
- CAS NO.：636-46-4
- Empirical Formula: C8H6O5
- Molecular Weight: 182.13
- MDL number: MFCD00010391
- EINECS: 211-258-0
- SAFETY DATA SHEET (SDS)
- Update Date: 2024-11-19 20:33:22
What is 4-Hydroxyisophthalic acid?
Chemical properties
White powder
The Uses of 4-Hydroxyisophthalic acid
4-Hydroxyisophthalic acid has been proposed as an improvement over aspirin. An impurity of Acetylsalicylic acid (A187780).
The Uses of 4-Hydroxyisophthalic acid
4-Hydroxyisophthalic acid has been proposed as an improvement over aspirin. An impurity of Acetylsalicylic acid (A187780). Acetylsalicylic Acid Impurity B; Aspirin Impurity B
What are the applications of Application
4-Hydroxyisophthalic Acid is an impurity of acetylsalicylic acid
General Description
Pharmaceutical secondary standards for application in quality control, provide pharma laboratories and manufacturers with a convenient and cost-effective alternative to the preparation of in-house working standards.
Properties of 4-Hydroxyisophthalic acid
| Melting point: | >300°C |
| Boiling point: | 310 C |
| Density | 1.4411 (rough estimate) |
| refractive index | 1.5690 (estimate) |
| storage temp. | 2-8°C |
| solubility | DMSO (Slightly), Ethyl Acetate (Slightly), Methanol (Slightly) |
| form | solid |
| pka | 2?+-.0.10(Predicted) |
| color | White to Pale Purple |
| Water Solubility | 0.3g/L(24 ºC) |
| Merck | 14,4827 |
| Stability: | Hygroscopic |
| CAS DataBase Reference | 636-46-4(CAS DataBase Reference) |
Safety information for 4-Hydroxyisophthalic 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 |
P261:Avoid breathing dust/fume/gas/mist/vapours/spray. P264:Wash hands thoroughly after handling. P264:Wash skin thouroughly after handling. P271:Use only outdoors or in a well-ventilated area. P280:Wear protective gloves/protective clothing/eye protection/face protection. 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 4-Hydroxyisophthalic acid
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Clickchem Research LLP
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product: SALICYLIC ACID RELATED COMPOUND B 636-46-4 90 % Above
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