(2R,4R)-1-(tert-butoxycarbonyl)-4-ethylpyrrolidine-2-carboxylic acid CAS 2287249-03-8
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 2287249-03-8 |
| Molecular Formula | C12H21NO4 |
| Molecular Weight | 243.30 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
(2R,4R)-1-(tert-butoxycarbonyl)-4-ethylpyrrolidine-2-carboxylic acid (CAS 2287249-03-8) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C12H21NO4. Molecular weight: 243.30 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C12H21NO4 |
| Molecular Weight | 243.30 g/mol |
| Appearance | White to pale yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 3.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1999 |
| Nitrogen Atoms | 1 |
Recommended Standards
- (2R)-Boc-Pro(2-Ethyl)-OH (CAS 2276182-00-2)
- (2S)-1-(tert-butoxycarbonyl)-2-methylpiperidine-4-carboxylic acid (CAS 2227202-40-4)
- (2R)-1-(tert-butoxycarbonyl)-2-methylpiperidine-4-carboxylic acid (CAS 2306259-54-9)
- 2-((4,5-Dimethyl-4h-1,2,4-triazol-3-yl)thio)-N-(prop-2-yn-1-yl)acetamide (CAS 923215-52-5)
- 2-Methyl-1,2-oxaphospholan-5-one 2-oxide (CAS 15171-48-9)
- 2-(3-Bromofuran-2-yl)butanoic acid (CAS 1491986-08-3)
- 2-[3,5-Dimethyl-4-(4,4,5,5-tetramethyl-[1,3,2]dioxaborolan-2-yl)-pyrazol-1-ylmethyl]-benzonitrile (CAS 2246901-96-0)
- 2,2-Dimethylaziridine (CAS 2658-24-4)
- (S)-2-Amino-3-methyl-N-((3-(methylthio)pyrazin-2-yl)methyl)butanamide (CAS 1354004-10-6)
- Semaglutide impurity 54 (CAS CATO-C4X-222654)
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