(3AR,5R,5aS,8aS,8bR)-5-((benzyloxy)methyl)-2,2,7,7-tetramethyltetrahydro-5H-bis([1,3]dioxolo)[4,5-b:4',5'-d]pyran CAS 35526-05-7
| CAS No. | 35526-05-7 |
| Molecular Formula | C19H26O6 |
| Molecular Weight | 350.41 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
(3AR,5R,5aS,8aS,8bR)-5-((benzyloxy)methyl)-2,2,7,7-tetramethyltetrahydro-5H-bis([1,3]dioxolo)[4,5-b:4',5'-d]pyran (C19H26O6) contains a flavonoid core, a hydroxyl group, an ether linkage. The carboxyl group imparts weak acidity; these physicochemical properties determine the optimal preparation and storage of its standard solutions. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
CATO supplies (3AR,5R,5aS,8aS,8bR)-5-((benzyloxy)methyl)-2,2,7,7-tetramethyltetrahydro-5H-bis([1,3]dioxolo)[4,5-b:4',5'-d]pyran (CAS 35526-05-7), a certified reference material (molecular formula C19H26O6, MW 350.41 g/mol) for analytical method development and quality control.
This reference standard is suitable for quantitative analysis on major chromatographic platforms including HPLC, GC, LC-MS/MS, and GC-MS, serving as an external calibration standard or a system suitability test reference material.
CATO manufactures (3AR,5R,5aS,8aS,8bR)-5-((benzyloxy)methyl)-2,2,7,7-tetramethyltetrahydro-5H-bis([1,3]dioxolo)[4,5-b:4',5'-d]pyran 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 | C19H26O6 |
| Molecular Weight | 350.41 g/mol |
| Appearance | Off-white to pale yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at 2-8°C, 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) | 7.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1967 |
Recommended Standards
- (3AR,4S,7aR)-6-(hydroxymethyl)-5-((S)-5-hydroxypentan-2-yl)-3-methylene-2-oxo-2,3,3a,4,7,7a-hexahydrobenzofuran-4-yl methacrylate (CAS 52617-36-4)
- (3AR,5R,6R,6aR)-6-(benzyloxy)-5-((R)-2,2-dimethyl-1,3-dioxolan-4-yl)-2,2-dimethyltetrahydrofuro[2,3-d][1,3]dioxole (CAS 22331-21-1)
- (3,5-Bisbenzyloxy-4-methoxyphenyl)methanol, 97% (CAS 27229-56-7)
- (3AR,5S,6R,6aR)-6-(benzyloxy)-5-((R)-2,2-dimethyl-1,3-dioxolan-4-yl)-2,2-dimethyltetrahydrofuro[2,3-d][1,3]dioxole (CAS 23885-38-3)
- (E)-tert-Butyl styrylcarbamate (CAS 648928-83-0)
- rel-4,4'-((2R,3S)-2,3-Dimethylbutane-1,4-diyl)bis(benzene-1,2-diol) (CAS 27686-84-6)
- 4-(5-Chloro-2-(difluoromethoxy)phenyl)but-3-en-2-one (CAS 1344870-52-5)
- 8-Fluoroquinoline-2,4(1H,3H)-dione (CAS 148356-14-3)
- 3-(3'-(Trifluoromethyl)-[1,1'-biphenyl]-4-yl)propanoic acid (CAS 893641-30-0)
- 2-(5-chloro-2,3-dihydro-1H-indol-3-yl)-N,N-dimethylacetamide (CAS 1354958-83-0)
- 2-((4-Chlorobenzyl)thio)-5-(m-tolyl)-1,3,4-oxadiazole (CAS 332380-87-7)
- Letrozole impurity 40 (CAS CATO-C4X-182940)
- 3-Chloro-2-[2-(prop-2-yn-1-ylsulfanyl)-1H-imidazol-1-yl]-5-(trifluoromethyl)pyridine (CAS 338956-46-0)
- a2,3-Sialylglycopeptide (CAS 189035-43-6)
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