2,5-Dimethoxybenzene-1,4-diol CAS 13239-13-9
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 13239-13-9 |
| Molecular Formula | C8H10O4 |
| Molecular Weight | 170.16 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Description
2,5-Dimethoxybenzene-1,4-diol (CAS 13239-13-9) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C8H10O4. Molecular weight: 170.16 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C8H10O4 |
| Molecular Weight | 170.16 g/mol |
| Appearance | Off-white to pale yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at 2-8°C, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 4.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1960 |
Related Dimethoxybenzene Standards
- 3,6-Dimethoxybenzene-1,2-diol (CAS 109765-60-8)
- 4,5-Dimethoxybenzene-1,3-diol (CAS 13077-75-3)
- 2,3-Dimethoxybenzene-1,4-diol (CAS 52643-52-4)
- 3,5-Dimethoxybenzene-1,2-diol (CAS 21128-11-0)
- 2,6-Dimethoxybenzene-1-thiol (CAS 26163-11-1)
- 3,5-Dimethoxybenzene-1,2-diamine (CAS 1075748-44-5)
- 3,6-Dimethoxybenzene-1,2-diamine (CAS 40328-95-8)
- 1-Ethyl-2,3-dimethoxybenzene (CAS 103517-22-2)
Recommended Standards
- 4,5,5-Trimethyl-2-oxo-2,5-dihydrofuran-3-carboxylic acid (CAS 13156-11-1)
- 2-(2,6-Difluorophenyl)-2-methyloxirane (CAS 1338606-43-1)
- Divinyl succinate (CAS 13416-90-5)
- 3-(Pyridin-4-yl)butan-1-amine (CAS 379264-83-2)
- TMN 355 (CAS 1186372-20-2)
- 3-Propyl-5,6-dihydro-4H-pyrrolo[3,2-d]isoxazole (CAS 603067-09-0)
- ent-Mesembrine (CAS 468-53-1)
- rac trans-3’-Hydroxy Cotinine-3-carboxylic Acid (CAS 1217605-10-1)
- 2-Methyl-4,5,6,7-tetrahydro-2H-pyrazolo[4,3-c]pyridine hydrochloride (CAS 1260902-04-2)
- Semaglutide impurity 100 (CAS CATO-C4X-2226100)
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