7-(3-((2,4-Dichlorobenzyl)oxy)phenyl)pyrazolo[1,5-a]pyrimidine-3-carbonitrile CAS 478046-39-8
| CAS No. | 478046-39-8 |
| Molecular Formula | C20H12Cl2N4O |
| Molecular Weight | 395.24 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 395.24 g/mol gives 7-(3-((2,4-Dichlorobenzyl)oxy)phenyl)pyrazolo[1,5-a]pyrimidine-3-carbonitrile distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
7-(3-((2,4-Dichlorobenzyl)oxy)phenyl)pyrazolo[1,5-a]pyrimidine-3-carbonitrile (CAS 478046-39-8) is a high-purity analytical reference standard with the molecular formula C20H12Cl2N4O and a molecular weight of 395.24 g/mol.
7-(3-((2,4-Dichlorobenzyl)oxy)phenyl)pyrazolo[1,5-a]pyrimidine-3-carbonitrile (C20H12Cl2N4O) contains a steroid core, an amide group, a hydroxyl group, an ether linkage, chlorine substitution. Halogen substitution raises its density and boiling point; these physicochemical properties determine the optimal preparation and storage of its standard solutions. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
As a certified reference material (CRM), 7-(3-((2,4-Dichlorobenzyl)oxy)phenyl)pyrazolo[1,5-a]pyrimidine-3-carbonitrile meets the metrological traceability requirements of ISO/IEC 17025 laboratories. Batch-to-batch consistency is monitored via control charts to guarantee comparable assigned values across lots.
Physical & Chemical Properties
| Molecular Formula | C20H12Cl2N4O |
| Molecular Weight | 395.24 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 DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 16.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 4 |
Related Dichlorobenzyl Standards
- 1-(2,6-Dichlorobenzyl)-3-(2,6-dimethylmorpholine-4-carbonyl)pyridin-2(1H)-one (CAS 478048-20-3)
- 2-Benzyl-4-((2,6-dichlorobenzyl)oxy)quinazoline (CAS 400078-69-5)
- N-(1-(3,4-dichlorobenzyl)-2-oxo-1,2-dihydropyridin-3-yl)-4-methylpiperazine-1-carboxamide (CAS 338755-44-5)
- 1-(3,4-Dichlorobenzyl)-5-nitrospiro[indoline-3,2'-[1,3]dioxolan]-2-one (CAS 866152-45-6)
- 1-(2,4-Dichlorobenzyl)-3-(4-ethyl-5-(methylthio)-4H-1,2,4-triazol-3-yl)pyridin-2(1H)-one (CAS 860649-41-8)
- 1-(2,4-Dichlorobenzyl)-3-(5-(ethylthio)-4-methyl-4H-1,2,4-triazol-3-yl)pyridin-2(1H)-one (CAS 339016-74-9)
- 3-((2,6-Dichlorobenzyl)thio)-N-phenylthiophene-2-carboxamide (CAS 251097-42-4)
- Ethyl 4-(2,4-dichlorobenzyl)-3-methyl-4H-1,4-benzothiazine-2-carboxylate (CAS 339098-13-4)
Recommended Standards
- 1-(4-Chlorophenyl)-3-[2-(4-chlorophenyl)pyrimidin-4-yl]-1,4-dihydropyridazin-4-one (CAS 263890-66-0)
- Methyl (E)-2-benzamido-3-(((2,6-dichlorobenzyl)oxy)imino)propanoate (CAS 318284-53-6)
- 1-(2,4-Dichloro-5-(2-methoxyethoxy)phenyl)-5-(3-methoxyphenyl)-1H-tetrazole (CAS 338961-64-1)
- Methyl (E)-2-benzamido-3-(((3,4-dichlorobenzyl)oxy)imino)propanoate (CAS 318284-54-7)
- Methyl 5-(2-chloro-5-fluorophenyl)nicotinate (CAS 1346692-27-0)
- 1-(1-Ethyl-1H-pyrazol-5-yl)-N-((3-methyl-1-propyl-1H-pyrazol-5-yl)methyl)methanamine hydrochloride (CAS 1856085-54-5)
- (2,5-Difluorophenyl)methanamine (CAS 85118-06-5)
- Ethyl 3-aminopent-2-enoate (CAS 3222-61-5)
- 1-(2-Chloroethyl)-1,2,3,4-tetrahydroquinoline (CAS 724415-21-8)
- Methyl 8-bromo-4-chloro-6-methylquinoline-2-carboxylate (CAS 1260890-40-1)
- 3-Bromo-4-chloro-1-(phenylsulfonyl)-1H-pyrazolo[3,4-d]pyrimidine (CAS 853680-11-2)
- 6-Bromo-4-fluoro-2-methylbenzo[d]thiazole (CAS 1427433-65-5)
- 2-Bromo-N-(4-(4-chlorophenyl)thiazol-2-yl)acetamide (CAS 448224-88-2)
- Insulin Degludec Impurity 12 (CAS CATO-C4X-215712)
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