5-Chloropyridine-3,4-diol CAS 891785-87-8
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 891785-87-8 |
| Molecular Formula | C6H6ClNO |
| Molecular Weight | 143.57 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
5-Chloropyridine-3,4-diol (CAS 891785-87-8) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C6H6ClNO. Molecular weight: 143.57 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C6H6ClNO |
| Molecular Weight | 143.57 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 4.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1987 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 1 |
Related Chloropyridine Standards
- 2-Chloropyridine-4-methanol (CAS 100704-10-7)
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- 4-Chloropyridine-3,5-diamine (CAS 1221716-06-8)
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Recommended Standards
- 5-chloro-N-methylpyrimidin-2-amine (CAS 45715-16-0)
- 6-Chloro-4-methylpyridin-2-ol (CAS 25297-47-6)
- 5-Chloro-6-methylpyridin-3-ol (CAS 51984-63-5)
- 5-tert-butylazepan-2-one (CAS 32741-89-2)
- 4-Cyano-4-(3-chlorophenyl)cyclohexanone (CAS 1037197-39-9)
- 2-[2-(Dicyclohexylamino)ethoxy]ethanol (CAS 175974-43-3)
- 1-(1,4-Diazepan-1-yl)-2,2,2-trifluoroethan-1-one (CAS 1177329-26-8)
- Fmoc-(R)-1,2,3,4-Tetrahydro-isoquinoline-3-aceticacid (CAS 332064-67-2)
- 2-Chloro-3-(pyridin-4-yl)-5-(trifluoromethyl)pyridine (CAS 1214366-98-9)
- (Gly1,Ser3·22,Gln?·3?,Thr?,Arg1?,Tyr21,Ala23·31,Aib32)-Pancreatic Polypeptide (human) (CAS 313988-89-5)
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