Pcb No. 139 CAS 56030-56-9
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 56030-56-9 |
| Molecular Formula | C12H4Cl6 |
| Molecular Weight | 360.88 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Pcb No. 139 (CAS 56030-56-9) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C12H4Cl6. Molecular weight: 360.88 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C12H4Cl6 |
| Molecular Weight | 360.88 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor, low volatility) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1973 |
| Halogen Content | Cl-containing |
Recommended Standards
- Pcb No. 138 (CAS 35065-28-2)
- Pcb No. 140 (CAS 59291-64-4)
- Pcb No. 137 (CAS 35694-06-5)
- trans,trans-2,4-Heptadienal (CAS 4313-03-5)
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- 6-Bromo-8-cyclopentyl-5-methyl-2-(methylthio)pyrido[2,3-d]pyrimidin-7(8H)-one (CAS 362656-25-5)
- Tert-butyl ethyl(pyrrolidin-2-ylmethyl)carbamate (CAS 1353957-12-6)
- 3-(4-(3-(4-Chlorophenyl)-1H-pyrazol-5-yl)piperidin-1-yl)-1,1,1-trifluoropropan-2-ol (CAS 1030625-58-1)
- 1,4-Bis(4-hydroxyphenoxy)butane (CAS 101848-49-1)
- Neuropeptide Y, human (CAS 98264-90-5)
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