1-Benzyl 2-methyl (2<I>S</I>,4<I>R</I>)-4-((4-bromoisoindoline-2-carbonyl)oxy)pyrrolidine-1,2-dicarboxylate CAS 1269195-05-2
| CAS No. | 1269195-05-2 |
| Molecular Formula | C23H23BrN2O6 |
| Molecular Weight | 503.34 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
1-Benzyl 2-methyl (2<I>S</I>,4<I>R</I>)-4-((4-bromoisoindoline-2-carbonyl)oxy)pyrrolidine-1,2-dicarboxylate (CAS 1269195-05-2), molecular formula C23H23BrN2O6 and molecular weight 503.34 g/mol, is a CATO reference standard with documented purity and traceability.
Structurally, 1-Benzyl 2-methyl (2<I>S</I>,4<I>R</I>)-4-((4-bromoisoindoline-2-carbonyl)oxy)pyrrolidine-1,2-dicarboxylate (C23H23BrN2O6) contains a flavonoid core, an amide group, a hydroxyl group, an ether linkage, bromine substitution. The molecule exhibits a degree of unsaturation (DBE) of 13.0, corresponding to approximately 13 ring(s) or double-bond equivalent(s). With a molecular weight of 503.34 g/mol, it falls into the moderately-high-molecular-weight range. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
As a certified reference material (CRM), 1-Benzyl 2-methyl (2<I>S</I>,4<I>R</I>)-4-((4-bromoisoindoline-2-carbonyl)oxy)pyrrolidine-1,2-dicarboxylate 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 | C23H23BrN2O6 |
| Molecular Weight | 503.34 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor) |
| Purity | 97%+ |
| Storage | Store in a cool place (≤25°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) | 13.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1990 |
| Halogen Content | Br-containing |
| Nitrogen Atoms | 2 |
Recommended Standards
- Tadalafil Impurity 68 (CAS CATO-C4X-108768)
- 4-[(2Z)-3-(2,4-Dimethoxyphenyl)prop-2-enoyl]phenyl 4-bromobenzene-1-sulfonate (CAS 331461-46-2)
- (R,S)-3-(2-Iodo-5-nitrobenzoyl)-1-(1-methyl-2-piperidinylmethyl)-1H-indole (R,S)-AM1241 444912-48-5 MFCD11045986 (CAS 444912-48-5)
- 66777-93-3 NSC-401698 NSC401698 Phosphoric acid, tris[(4-nitrophenyl)methyl] ester Tris(4-nitrobenzyl) phosphate (CAS 66777-93-3)
- 3,4-Dimethyl-2-(trifluoromethyl)pyridine (CAS 1448776-76-8)
- 3-Amino-N,N-diethyl-4-(morpholin-4-yl)benzene-1-sulfonamide (CAS 22745-68-2)
- N-(4-Cyano-3-methyl-1,2-oxazol-5-yl)-2-methoxybenzamide (CAS 478033-16-8)
- (R)-3,6,8-Trihydroxy-3,4-dihydronaphthalen-1(2H)-one (CAS 49598-85-8)
- Ethyl 5-(2-aminoethyl)-1,2,4-oxadiazole-3-carboxylate hydrochloride (CAS 890713-72-1)
- (S)-2-phenylazetidine (CAS 1956300-02-9)
- EML 425 (CAS 1675821-32-5)
- 7-Amino-5-methyl-5H-dibenzo[b,d]azepin-6(7H)-one hydrochloride (CAS 209984-32-7)
- Alpha-Hydroxy Metoprolol-d5 (Mixture of Diastereomers) (CAS 1189934-03-9)
- [y-Glu15]-Semaglutide Impurity 134 (CAS CATO-C4X-2226134)
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