3-Chloro-5-methylbenzene-1,2-diol CAS 3978-66-3
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 3978-66-3 |
| Molecular Formula | C7H7ClO2 |
| Molecular Weight | 158.58 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Order 3-Chloro-5-methylbenzene-1,2-diol (CAS 3978-66-3) pharmaceutical standards reference standard from CATO: ISO 17034 accredited producer, 130,000+ catalog items in stock. Molecular formula: C7H7ClO2. Molecular weight: 158.58 g/mol. COA included with every batch.
Physical & Chemical Properties
| Molecular Formula | C7H7ClO2 |
| Molecular Weight | 158.58 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (slight halide-like odor) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 4.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1958 |
| Halogen Content | Cl-containing |
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Recommended Standards
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- 2-(Bromomethyl)-6-cyano-5-(difluoromethyl)-3-iodopyridine (CAS 1806953-21-8)
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- 2-methyl-[1,3]thiazolo[4,5-c]pyridine (CAS 89786-57-2)
- Des-Ala35-Tirzepatide (CAS CATO-CPTD788939)
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