1-[3-(1-benzofuran-2-yl)-5-(furan-2-yl)-4,5-dihydro-1h-pyrazol-1-yl]-2-chloroethan-1-one CAS 790725-79-0
| CAS No. | 790725-79-0 |
| Molecular Formula | C17H13ClN2O3 |
| Molecular Weight | 328.75 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Owing to a steroid core, an amide group, a hydroxyl group, an ether linkage, chlorine substitution, 1-[3-(1-benzofuran-2-yl)-5-(furan-2-yl)-4,5-dihydro-1h-pyrazol-1-yl]-2-chloroethan-1-one is typically pale yellow to yellow crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 328.75 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.
CATO supplies 1-[3-(1-benzofuran-2-yl)-5-(furan-2-yl)-4,5-dihydro-1h-pyrazol-1-yl]-2-chloroethan-1-one (CAS 790725-79-0), a certified reference material (molecular formula C17H13ClN2O3, MW 328.75 g/mol) for analytical method development and quality control.
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), 1-[3-(1-benzofuran-2-yl)-5-(furan-2-yl)-4,5-dihydro-1h-pyrazol-1-yl]-2-chloroethan-1-one 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 | C17H13ClN2O3 |
| Molecular Weight | 328.75 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 12.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1986 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 2 |
Related benzofuran Standards
- 2-(7-(Benzofuran-2-yl)-5-oxo-2,3-dihydro-5H-thiazolo[3,2-a]pyrimidin-3-yl)acetic acid (CAS 1411766-19-2)
- 2-(Benzofuran-2-yl)-2-oxoethyl 2-(methylthio)nicotinate (CAS 380165-06-0)
- (2e)-3-[3-(1-benzofuran-2-yl)-1-phenyl-1h-pyrazol-4-yl]prop-2-enoic acid (CAS 681282-39-3)
- N-(4-(Benzofuran-2-yl)thiazol-2-yl)cyclohexanecarboxamide (CAS 922455-86-5)
- 2-(5-(Benzofuran-2-yl)isoxazol-3-yl)-N-(thiazol-2-yl)acetamide (CAS 1105244-37-8)
- N-((5-(Benzofuran-2-yl)isoxazol-3-yl)methyl)thiophene-2-carboxamide (CAS 1105243-35-3)
- N-(2-(Benzofuran-3-yl)ethyl)-2-(trifluoromethyl)benzamide (CAS 920537-56-0)
- 2-(5-(Benzofuran-2-yl)isoxazol-3-yl)-N-(pyridin-4-ylmethyl)acetamide (CAS 1105244-49-2)
Recommended Standards
- [5-(4-Chlorophenyl)-1,2-oxazol-3-yl]methyl N-phenylcarbamate (CAS 343374-66-3)
- 2-(3-(4-Chlorobenzyl)-4-oxo-3,4-dihydrophthalazin-1-yl)acetic acid (CAS 866136-09-6)
- [5-(2-Chlorophenyl)-1,2-oxazol-3-yl]methyl N-phenylcarbamate (CAS 343374-50-5)
- 2-(3-(4-Chlorophenyl)-1-(4-hydroxyphenyl)-1H-pyrazol-4-yl)acetic acid (CAS 89435-60-9)
- 2-Chloro-3-hydrazinyl-1,4-dihydroquinoxaline (CAS 387360-63-6)
- tert-Butyl 3-(2-aminoethyl)azetidine-1-carboxylate (CAS 898271-20-0)
- 1-(3,4-Dihydroxy-5-methoxyphenyl)propan-2-one (CAS 1017059-52-7)
- (3-(2,6-Dimethylphenyl)-5-methylisoxazol-4-yl)methanol (CAS 1315451-30-9)
- N-Nitroso Moxifloxacin Impurity 33 (CAS CATO-C4X-1074135)
- 3-[Isocyano-(toluene-4-sulfonyl)-methyl]-benzoic acid methyl ester (CAS 1008771-33-2)
- (1-Cyclohexyl-1,3-benzodiazol-5-yl)boronic acid (CAS 2377608-17-6)
- (4-Chlorophenyl)(o-tolyl)methanamine (CAS 1019355-69-1)
- 4-Ethoxy-2-methylphenol (CAS 84822-50-4)
- Tirzepatide Impurity 49 (CAS CATO-C4X-324049)
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