6-Carboxy-2’,7’-dichlorofluorescein 3’,6’-Diacetate Succinimidyl Ester CAS 852299-81-1
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 852299-81-1 |
| Molecular Formula | C29H17Cl2NO11 |
| Molecular Weight | 626.35 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
6-Carboxy-2’,7’-dichlorofluorescein 3’,6’-Diacetate Succinimidyl Ester (CAS 852299-81-1) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C29H17Cl2NO11. Molecular weight: 626.35 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C29H17Cl2NO11 |
| Molecular Weight | 626.35 g/mol |
| Purity | 97%+ |
| 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; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 21.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1987 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 1 |
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Recommended Standards
- (S)-2,2'-Bis(methoxymethoxy)-1,1'-binaphthyl-3,3'-diboronic acid pinacol ester (CAS 260441-99-4)
- Dotinurad Impurity 157 (CAS CATO-C4X-2494157)
- (R)-2,2'-Bis(methoxymethoxy)-1,1'-binaphthyl-3,3'-diboronic acid pinacol ester (CAS 260442-17-9)
- Tetrabenazine Impurity 19 (CAS 52111-74-7)
- N-Acetyl-S-(2-hydroxypropyl)cysteine Dicyclohexylammonium Salt (CAS 38130-86-8)
- 1-(3,9-diazaspiro[5.5]undecan-3-yl)ethan-1-one (CAS 1061755-74-5)
- 6-Methyl-3,6-dihydro-[1,2]diazepino[5,4-b]indol-4-ol (CAS 91486-85-0)
- 1-(2-Hydroxyethyl)-1H-indole-5-carbonitrile (CAS 880492-53-5)
- 1-Chloro-4-[(1R)-1-isocyanatoethyl]benzene (CAS 745783-71-5)
- Semaglutide impurity 195 (CAS CATO-C4X-2226195)
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