7-[5-(2,4-Dichlorophenyl)furan-2-yl]-2-methylpyrazolo[1,5-a]pyrimidine CAS 861209-74-7
| CAS No. | 861209-74-7 |
| Molecular Formula | C17H11Cl2N3O |
| Molecular Weight | 344.19 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
7-[5-(2,4-Dichlorophenyl)furan-2-yl]-2-methylpyrazolo[1,5-a]pyrimidine (CAS 861209-74-7), molecular formula C17H11Cl2N3O and molecular weight 344.19 g/mol, is a CATO reference standard with documented purity and traceability.
Owing to a steroid core, an amide group, a hydroxyl group, an ether linkage, chlorine substitution, 7-[5-(2,4-Dichlorophenyl)furan-2-yl]-2-methylpyrazolo[1,5-a]pyrimidine is typically pale yellow to yellow crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 344.19 g/mol — guide the selection of appropriate sample preparation and analytical techniques. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
CATO manufactures 7-[5-(2,4-Dichlorophenyl)furan-2-yl]-2-methylpyrazolo[1,5-a]pyrimidine under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C17H11Cl2N3O |
| Molecular Weight | 344.19 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) | 13.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1987 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 3 |
Related Dichlorophenyl Standards
- N-(2,6-Dichlorophenyl)-[1,2,4]triazolo[1,5-a]pyrimidine-2-sulfonamide (CAS 113171-22-5)
- 3-(3,4-Dichlorophenyl)-N-methyl-[1,2,4]triazolo[4,3-c]quinazolin-5-amine (CAS 477853-46-6)
- 4-(2,4-Dichlorophenyl)-5-[(Z)-2-phenyldiazen-1-yl]pyrimidin-2-amine (CAS 338747-37-8)
- 6-((2,5-Dichlorophenyl)sulfonyl)-5,6,7,8-tetrahydropyrido[4,3-d]pyrimidine (CAS 1797637-34-3)
- Methyl 3-(((2-(2,4-dichlorophenyl)hydrazinyl)methylene)amino)thiophene-2-carboxylate (CAS 866051-39-0)
- Methyl 1-(2,4-dichlorophenyl)-5-(2-methoxy-2-oxoethyl)-1H-1,2,3-triazole-4-carboxylate (CAS 114462-80-5)
- 3-((3,4-Dichlorophenyl)amino)-1-(naphthalen-2-yl)propan-1-one (CAS 882073-34-9)
- 4-[(2,6-Dichlorophenyl)methyl]-2H,3H,4H,5H-thieno[3,2-f][1,4]thiazepin-5-one (CAS 478247-17-5)
Recommended Standards
- 6,8-Dichloro-N-(3-ethoxypropyl)-2-oxo-2H-chromene-3-carboxamide (CAS 923691-58-1)
- N-(2,6-Dichloroisonicotinoyl)-N'-(4-fluorophenyl)thiourea (CAS 646456-16-8)
- 4-Iodo-N-(1-methylpiperidin-4-yl)benzamide (CAS 893420-30-9)
- N-(2-Boc-aminoethyl) 4-boronobenzenesulfonamide (CAS 874459-63-9)
- Ethyl 5-imino-5H-thiazolo[3,2-a]pyrimidine-6-carboxylate (CAS 51992-01-9)
- 3-(4-cyanophenyl)-2-{[(2,4-difluorophenyl)sulfonyl]amino}propanoic acid (CAS 477768-43-7)
- 3-(1-Isopropyl-3,5-dimethyl-1h-pyrazol-4-yl)-2-methylpropanoic acid (CAS 1479758-38-7)
- Azido-PEG3-Sulfone-PEG4-Boc (CAS 2055023-76-0)
- (3-Bromo-5-chloro-2-iodophenyl)methanol (CAS 213771-19-8)
- Dichlorobis(dicyclohexylphenylphosphine)nickel(II) (CAS 19232-03-2)
- N-((4-methoxynaphthalen-1-yl)sulfonyl)-N-methylglycine (CAS 446052-58-0)
- 3-(3-tert-Butyl-4-methoxybenzylidenyl)indolin-2-one (CAS 293302-19-9)
- 6-Nitro-3-(1-methyl-1,2,3,6-tetrahydro-4-pyridinyl)-1h-indole (CAS 200714-15-4)
- Semaglutide impurity 194 (CAS CATO-C4X-2226194)
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