(5E)-5,8-Anhydro-2,4-dideoxy-2-diazo-6,7-O-(1-methylethylidene)-9-O-(triphenylmethyl)-L-ribo-3-nonulosonic Acid Ethyl Ester CAS 206269-72-9
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 206269-72-9 |
| Molecular Formula | C33H34N2O7 |
| Molecular Weight | 570.63 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
(5E)-5,8-Anhydro-2,4-dideoxy-2-diazo-6,7-O-(1-methylethylidene)-9-O-(triphenylmethyl)-L-ribo-3-nonulosonic Acid Ethyl Ester (CAS 206269-72-9) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C33H34N2O7. Molecular weight: 570.63 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C33H34N2O7 |
| Molecular Weight | 570.63 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| 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 |
| Degree of Unsaturation (DBE) | 18.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2015 |
| Nitrogen Atoms | 2 |
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Recommended Standards
- MI-538, >98% (HPLC) (CAS 1857417-10-7)
- (S)-3-(((S)-2-((((9H-Fluoren-9-yl)methoxy)carbonyl)amino)-3-(tert-butoxy)propanoyl)oxy)-2-((tert-butoxycarbonyl)amino)propanoic acid (CAS 944283-11-8)
- (2S,3R,4S,5R,6R)-4-(benzyloxy)-6-((benzyloxy)methyl)-5-hydroxy-2-(4-methoxyphenoxy)tetrahydro-2H-pyran-3-yl benzoate (CAS 1393898-89-9)
- Dibutylone HCl (CAS 17763-12-1)
- 2-(2-Methylthiazol-4-yl)benzonitrile (CAS 944450-90-2)
- Asterinin D (CAS 163136-31-0)
- 2-(2,5-dimethyl-1H-pyrrol-1-yl)-4-(1-hydroxyethyl)-5-methyl-3-furonitrile (CAS 848369-68-6)
- ICI 216,140 (CAS 124001-41-8)
- 1-(3-(4-Methoxyphenyl)-3a,4,5,6,7,7a-hexahydro-4,7-methanobenzo[d]isoxazol-6-yl)ethan-1-one (CAS 1005277-26-8)
- [2-31]-Semaglutide C (x TFA Salt) (CAS CATO-C4X-2226118)
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