5-(Chloromethyl)-3-oxo-3H-spiro[isobenzofuran-1,9'-xanthene]-3',6'-diyl diacetate CAS 136832-63-8
| CAS No. | 136832-63-8 |
| Molecular Formula | C25H17ClO7 |
| Molecular Weight | 464.85 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
The occurrence of 5-(Chloromethyl)-3-oxo-3H-spiro[isobenzofuran-1,9'-xanthene]-3',6'-diyl diacetate is closely related to a flavonoid core, a hydroxyl group, an ether linkage, chlorine substitution in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.
CATO supplies 5-(Chloromethyl)-3-oxo-3H-spiro[isobenzofuran-1,9'-xanthene]-3',6'-diyl diacetate (CAS 136832-63-8), a certified reference material (molecular formula C25H17ClO7, MW 464.85 g/mol) for analytical method development and quality control.
Structurally, 5-(Chloromethyl)-3-oxo-3H-spiro[isobenzofuran-1,9'-xanthene]-3',6'-diyl diacetate (C25H17ClO7) contains a flavonoid core, a hydroxyl group, an ether linkage, chlorine substitution. The molecule exhibits a degree of unsaturation (DBE) of 17.0, corresponding to approximately 17 ring(s) or double-bond equivalent(s). With a molecular weight of 464.85 g/mol, it falls into the moderately-high-molecular-weight range. 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.
CATO manufactures 5-(Chloromethyl)-3-oxo-3H-spiro[isobenzofuran-1,9'-xanthene]-3',6'-diyl diacetate 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.
Physical & Chemical Properties
| Molecular Formula | C25H17ClO7 |
| Molecular Weight | 464.85 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor) |
| 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) | 17.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1996 |
| Halogen Content | Cl-containing |
Related Chloromethyl Standards
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- 1,3,5-Tris[4-(chloromethyl)phenyl]benzene (CAS 66449-09-0)
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Recommended Standards
- N-(4-((4-chlorophenyl)sulfonyl)-3-cyanophenyl)-3-(trifluoromethyl)benzamide (CAS 306980-65-4)
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- 3-Chloro-N-(3-cyano-4-((3-(trifluoromethyl)phenyl)sulfonyl)phenyl)benzamide (CAS 477866-92-5)
- 4-(4-((2-Chloro-4-nitrophenoxy)methyl)benzamido)benzene-1-sulfonyl fluoride (CAS 30880-67-2)
- 2-Nitro-N-phenylbenzimidamide (CAS 957-90-4)
- Butane-1,4-diyldiphosphonic acid (CAS 4671-77-6)
- 6,7-Dimethoxy-2,3-dihydrobenzofuran-3-amine (CAS 204646-33-3)
- 6-Bromo-4,4-dihexyl-4H-cyclopenta[2,1-b:3,4-b′]dithiophene-2-carboxaldehyde (CAS 1221821-39-1)
- 1-(Azetidin-3-yl)-3,3-difluoro-pyrrolidine (CAS 1257294-08-8)
- 2-(Methylamino)-4-phenylnicotinonitrile (CAS 339103-54-7)
- 1-((Benzylthio)methyl)-1H-benzo[d][1,2,3]triazole (CAS 111198-04-0)
- 3-Amino-6,7,8,9-tetrahydro-5H-cyclohepta[b]pyrazine-2-carbonitrile (CAS 107343-72-6)
- N-((2-(2-Chlorophenyl)-4-methylthiazol-5-yl)methyl)thiophene-3-carboxamide (CAS 1421468-04-3)
- Liraglutide Impurity 25 (CAS CATO-C4X-199225)
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