56360-46-4 spiro[isobenzofuran-1(3h),9'-[9h]xanthen]-3-one,4',5'-dibromo-3',6'-dihydroxy-2',7'-dinitro- CAS 56360-46-4
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 56360-46-4 |
| Molecular Formula | C20H20Br2N2O9 |
| Molecular Weight | 592.19 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
56360-46-4 spiro[isobenzofuran-1(3h),9'-[9h]xanthen]-3-one,4',5'-dibromo-3',6'-dihydroxy-2',7'-dinitro- (CAS 56360-46-4) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C20H20Br2N2O9. Molecular weight: 592.19 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C20H20Br2N2O9 |
| Molecular Weight | 592.19 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor, low volatility) |
| 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; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 11.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1973 |
| Halogen Content | Br-containing |
| Nitrogen Atoms | 2 |
Related spiro Standards
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Recommended Standards
- SAR107375E Impurity 14 d8 (CAS CATO-C4X-229914)
- (S)-2,2',3,3'-Tetrahydro-6,6'-diiodo-7,7'-bis(methoxymethoxy)-1,1'-spirobi[1H-indene] (CAS 1258276-29-7)
- 4-Tert-Butyl-2,6-Bis(1-Hydroxy-1-(Trifluoromethyl)-2,2,2-Trifluoroethyl)Iodobenzene (CAS 101697-28-3)
- 2-(5-(3,4-Dichlorophenyl)-1,3,4-oxadiazol-2-yl)aniline (CAS 175135-30-5)
- BMS 182874 Hydrochloride (CAS 1215703-04-0)
- 6-(3-Fluorophenyl)picolinimidamide hydrochloride (CAS 1179359-86-4)
- 1'-Benzyl-5-fluorospiro[indoline-3,4'-piperidin]-2-one (CAS 1258638-31-1)
- 7-Bromo-4,5-dihydro-1h-benzo[c]azepin-3(2H)-one (CAS 740842-85-7)
- N1-(2-Cyanophenyl)-N2-(2-(diethylamino)ethyl)oxalamide (CAS 886900-08-9)
- Semaglutide impurity 72 (CAS CATO-C4X-222672)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
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