5-Methoxy-2-methyl-isophthalic acid dimethyl ester CAS 13979-74-3
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 13979-74-3 |
| Molecular Formula | C12H14O5 |
| Molecular Weight | 238.24 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
5-Methoxy-2-methyl-isophthalic acid dimethyl ester (CAS 13979-74-3) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C12H14O5. Molecular weight: 238.24 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C12H14O5 |
| Molecular Weight | 238.24 g/mol |
| Appearance | Off-white to pale yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 6.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1960 |
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- (S)-4-oxopyrrolidine-2-carboxylic acid hydrochloride (CAS 54615-47-3)
- 1-[2-(3,4-Dimethoxyphenyl)ethyl]-5-oxopyrrolidine-3-carboxylic acid (CAS 85263-80-5)
- 4-chloro-1-ethyl-1h-pyraZole-3-carbohydrazide (CAS 1001755-86-7)
- Tau Peptide (244-274) (Repeat 1 Domain) trifluoroacetate salt (CAS 330456-24-1)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
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