2,7-Diiodo-9H-fluoren-9-ol CAS 39155-69-6
| CAS No. | 39155-69-6 |
| Molecular Formula | C13H8I2O |
| Molecular Weight | 434.01 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO manufactures 2,7-Diiodo-9H-fluoren-9-ol under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.
CATO supplies 2,7-Diiodo-9H-fluoren-9-ol (CAS 39155-69-6), a certified reference material (molecular formula C13H8I2O, MW 434.01 g/mol) for analytical method development and quality control.
Based on its molecular formula C13H8I2O, 2,7-Diiodo-9H-fluoren-9-ol contains a hydroxyl group, an ether linkage, iodine substitution, an aromatic ring system; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 434.01 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C13H8I2O |
| Molecular Weight | 434.01 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor, low volatility) |
| Purity | 97%+ |
| Storage | Store at room temperature, protect from light |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 9.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1968 |
| Halogen Content | I-containing |
Related Diiodo Standards
- 2,2'-Diiodo-6,6'-dimethylbiphenyl (CAS 134453-96-6)
- 5,5'-Diiodo-2,2'-dimethylbiphenyl (CAS 1392203-19-8)
- 2,2'-Diiodo-6,6'-dimethyl-1,1'-biphenyl (CAS 144180-63-2)
- 4,4-Diiodo-3,3-dimethylbiphenyl (CAS 7583-27-9)
- 4,4'-Diiodo-2,2'-dimethyl-1,1'-biphenyl (CAS 69571-02-4)
- 3,5-Diiodo-DL-tyrosine (CAS 66-02-4)
- 2,7-Diiodo-9h-fluoren-9-one (CAS 16218-30-7)
- 4,5-Diiodo-2-(tetrahydro-2H-pyran-4-yl)pyridazin-3(2H)-one (CAS 1706464-46-1)
Recommended Standards
- (E)-1,2-Bis(4-iodophenyl)diazene (CAS 21650-53-3)
- Bis(3-iodophenyl)methanone (CAS 25186-99-6)
- (E)-1,2-Bis(4-iodophenyl)diazene (CAS 1601-97-4)
- Bis(4-iodophenyl)methanone (CAS 5630-56-8)
- 3-CHloro-4h-pyrazolo[1,5-a]pyrimidin-7-one (CAS 2092929-92-3)
- (4-Methyl-3-nitrophenyl)methanesulfonyl chloride (CAS 1250191-81-1)
- 4-(2-Methoxy-5-methylphenoxy)piperidine (CAS 902837-13-2)
- 1-ethoxy-1,1,2,2,2-pentafluoroethane 22052-81-9 Ethyl pentafluoroethyl ether (CAS 22052-81-9)
- 5-((5-Amino-4-((2-aminoethyl)amino)pyridin-2-yl)amino)pyrazine-2-carbonitrile (CAS 1137475-62-7)
- tert-butyl 4-fluoro-5-oxo-azepane-1-carboxylate (CAS 1209780-32-4)
- 4-(chloromethyl)-2-(4-methylphenyl)-1,3-oxazole (CAS 33162-05-9)
- Ethyl 4-cyano-3-iodobenzoate (CAS 371765-16-1)
- 2-Methyl-6-(1H-1,2,4-triazol-1-yl)pyrazolo[1,5-a]pyrimidin-7-ol (CAS 861209-57-6)
- Semaglutide impurity 100 (CAS CATO-C4X-2226100)
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 18665070610 / Nicole.chen@cato-chem.com