6-Carboxyfluorescein N-succinimidyl ester CAS 92557-81-8
Purity >95%In StockPharmaceutical Standards
| CAS No. | 92557-81-8 |
| Molecular Formula | C25H15NO9 |
| Molecular Weight | 473.39 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
6-Carboxyfluorescein N-succinimidyl ester (CAS 92557-81-8) is a pharmaceutical standards certified reference material from CATO. Molecular formula: C25H15NO9. Molecular weight: 473.39 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties
| Molecular Formula | C25H15NO9 |
| Molecular Weight | 473.39 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| Purity | >95% |
| Storage | Store at room temperature, 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 |
| Degree of Unsaturation (DBE) | 19.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1983 |
| Nitrogen Atoms | 1 |
Related Carboxyfluorescein Standards
- 5-Carboxyfluorescein-N-hydroxysuccinimide Ester (CAS 92557-80-7)
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- 5(6)-Carboxyfluorescein N-Hydrosuccinimide ester (CAS 117548-22-8)
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Recommended Standards
- Ethyl 3-[3-(trifluoromethyl)phenyl]-5-{[3-(trifluoromethyl)phenyl]sulfanyl}-1,2,4-triazine-6-carboxylate (CAS 338956-94-8)
- 4-(4-(4-Bromophenyl)-5-((naphthalen-1-ylmethyl)thio)-4H-1,2,4-triazol-3-yl)pyridine (CAS 676643-89-3)
- Pentafluorophenyl 2-[4-(tert-butoxycarbonyl)piperazin-1-yl]isonicotinate (CAS 944450-81-1)
- Boc-Lys(Z)-OSu (CAS 34404-36-9)
- Silanediol, 1,1-dimethyl-, polymer with 2-methyloxirane (CAS 73003-59-5)
- (S)-4-((1H-Pyrrol-2-yl)methyl)-7-chloro-3-methyl-4,5-dihydro-1H-benzo[e][1,4]diazepin-2(3H)-one (CAS 258849-92-2)
- Fmoc-β-Ala-Ser(tBu)-OH (CAS CATO-CPTD788348)
- (S)-3-(N,N-dimethylsulfamoyl)-2-methylpropanoic acid (CAS 181124-14-1)
- Isbogrel (CAS 89667-40-3)
- Semaglutide Impurity 128 (CAS 2490269-78-6)
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