(((9h-Fluoren-9-yl)methoxy)carbonyl)-d-alanyl-d-alanine CAS 2171261-19-9
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 2171261-19-9 |
| Molecular Formula | C21H22N2O5 |
| Molecular Weight | 382.41 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
(((9h-Fluoren-9-yl)methoxy)carbonyl)-d-alanyl-d-alanine (CAS 2171261-19-9) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C21H22N2O5. Molecular weight: 382.41 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C21H22N2O5 |
| Molecular Weight | 382.41 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| 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 |
| Degree of Unsaturation (DBE) | 12.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1998 |
| Nitrogen Atoms | 2 |
Related h Standards
- (((9H-Fluoren-9-yl)methoxy)carbonyl)-L-alanyl-D-alanine (CAS 538334-18-8)
- (9H-Fluoren-9-yl)methyl tert-butyl ethane-1,2-diyldicarbamate (CAS 166410-28-2)
- 1-(((9H-fluoren-9-yl)methoxy)carbonyl)-3,3-dimethyl-1,3-azasilolidine-5-carboxylic acid (CAS 1425942-11-5)
- 3-((((9H-Fluoren-9-yl)methoxy)carbonyl)amino)-4-ethylhexanoic acid (CAS 1067538-11-7)
- 2-((((9H-Fluoren-9-yl)methoxy)carbonyl)amino)-5,5-dimethylhexanoic acid (CAS 1379863-59-8)
- 6-((((9h-Fluoren-9-yl)methoxy)carbonyl)amino)-4,4-dimethylhexanoic acid (CAS 1493713-31-7)
- 3-(((((9h-Fluoren-9-yl)methoxy)carbonyl)amino)methyl)-5-methylhexanoic acid (CAS 1548292-76-7)
- 9H-Fluoren-9-ylmethyl N-[(2S,3R)-3-(tert-butoxy)-1-oxobutan-2-yl]carbamate (CAS 160948-81-2)
Recommended Standards
- 4-(5-Ethyl-1,2,4-oxadiazol-3-yl)-2-[(3-methoxyphenyl)methyl]-1H,2H,3H,5H,6H,7H,8H-pyrido[1,2-c]pyrimidine-1,3-dione (CAS 1775468-57-9)
- 2-[(4-Methoxyphenyl)methyl]-4-(5-methyl-1,2,4-oxadiazol-3-yl)-1H,2H,3H,5H,6H,7H,8H,9H-pyrimido[1,6-a]azepine-1,3-dione (CAS 1775439-13-8)
- ((2R,3S,5R)-3-(Butyryloxy)-5-(5-methyl-2,4-dioxo-3,4-dihydropyrimidin-1(2H)-yl)tetrahydrofuran-2-yl)methyl butyrate (CAS 3415-71-2)
- 1H-INDOLE-2-CARBONITRILE, 6-(PHENYLMETHOXY)- (CAS 933474-36-3)
- 2-Chloro-n-ethyl-4-fluorobenzenesulfonamide (CAS 1094626-59-1)
- (17β)-3,17-Bis[(1-oxopentyl)oxy]-estra-1,3,5(10)-trien-6-one (CAS 1350468-78-8)
- 2-Hexyl-2H-benzo[d][1,2,3]triazole (CAS 69218-28-6)
- 6-(4-Methylpiperazin-1-yl)-11H-dibenzo[b,e]azepine (CAS 1977-11-3)
- 2,4-Dichloro-6,7-dimethyl-7H-pyrrolo[2,3-d]pyrimidine (CAS 1638759-50-8)
- Liraglutide Impurity 28 (CAS CATO-C4X-199228)
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 13829788188 / jacky.chen@cato-chem.com