(R)-1'-(tert-Butyl)-3-chloro-5,7-dihydrospiro[cyclopenta[b]pyridine-6,3'-pyrrolo[2,3-b]pyridin]-2'(1'H)-one CAS 1456803-73-8
| CAS No. | 1456803-73-8 |
| Molecular Formula | C18H18ClN3O |
| Molecular Weight | 327.81 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 327.81 g/mol gives (R)-1'-(tert-Butyl)-3-chloro-5,7-dihydrospiro[cyclopenta[b]pyridine-6,3'-pyrrolo[2,3-b]pyridin]-2'(1'H)-one distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
CATO supplies (R)-1'-(tert-Butyl)-3-chloro-5,7-dihydrospiro[cyclopenta[b]pyridine-6,3'-pyrrolo[2,3-b]pyridin]-2'(1'H)-one (CAS 1456803-73-8), a certified reference material (molecular formula C18H18ClN3O, MW 327.81 g/mol) for analytical method development and quality control.
Structurally, (R)-1'-(tert-Butyl)-3-chloro-5,7-dihydrospiro[cyclopenta[b]pyridine-6,3'-pyrrolo[2,3-b]pyridin]-2'(1'H)-one (C18H18ClN3O) contains a steroid core, an amide group, a hydroxyl group, an ether linkage, chlorine substitution. The molecule exhibits a degree of unsaturation (DBE) of 11.0, corresponding to approximately 11 ring(s) or double-bond equivalent(s). With a molecular weight of 327.81 g/mol, it falls into the moderately-high-molecular-weight range. 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.
CATO manufactures (R)-1'-(tert-Butyl)-3-chloro-5,7-dihydrospiro[cyclopenta[b]pyridine-6,3'-pyrrolo[2,3-b]pyridin]-2'(1'H)-one 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 | C18H18ClN3O |
| Molecular Weight | 327.81 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor) |
| 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) | 11.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1992 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 3 |
Recommended Standards
- Tegoprazan Impurity 111 (CAS CATO-C4X-2297111)
- 4-[(2-Chloro-6-fluorophenyl)methyl]-2H,3H,4H,5H-thieno[3,2-f][1,4]thiazepin-5-one (CAS 478247-12-0)
- Metoclopramide impurity 63 (CAS CATO-C4X-141563)
- Bis[N-(2-hydroxyethyl)-N-methylglycinato]copper (CAS 93940-93-3)
- 2,3-Dimethoxypyridine 1-oxide (CAS 111302-00-2)
- 1-Cyanopropane-1-sulfonamide (CAS 1248605-17-5)
- [1-methyl-5-(trifluoromethyl)-1h-pyrazol-3-yl]acetonitrile (CAS 1260659-29-7)
- Insulin Degludec Impurity 10 (CAS CATO-C4X-215710)
- (4-Oxo-1,4-dihydroquinazolin-6-yl)boronic acid (CAS 1092790-28-7)
- Celecoxib Impurity 41 (CAS 1803258-57-2)
- 4-Amino-N-(2-(phenylsulfonamido)ethyl)-1,2,5-oxadiazole-3-carboxamide (CAS 296799-91-2)
- 3-Amino-2-chloro-6-(trifluoromethyl)pyridine (CAS 117519-09-2)
- 1,1 inverted exclamation marka,4 inverted exclamation marka,1 inverted exclamation marka inverted exclamation marka-Terphenyl-4-thiol 90589-98-3 (CAS 90589-98-3)
- Ac, Gastrin Releasing Peptide (20-27), porcine (CAS 77714-20-6)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
- Worldwide shipping with full export documentation (HS code guidance available)
- Technical support: +86 18665070610 / Nicole.chen@cato-chem.com