5,6-Dimethoxy-1,1-dimethyl-2,3-dihydro-1H-indene CAS 51458-29-8
| CAS No. | 51458-29-8 |
| Molecular Formula | C13H18O2 |
| Molecular Weight | 206.28 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO manufactures 5,6-Dimethoxy-1,1-dimethyl-2,3-dihydro-1H-indene 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.
5,6-Dimethoxy-1,1-dimethyl-2,3-dihydro-1H-indene (CAS 51458-29-8), molecular formula C13H18O2 and molecular weight 206.28 g/mol, is a CATO reference standard with documented purity and traceability.
Structurally, 5,6-Dimethoxy-1,1-dimethyl-2,3-dihydro-1H-indene (C13H18O2) contains a carboxylic acid group, a hydroxyl group, an ether linkage, an aromatic ring system. The molecule exhibits a degree of unsaturation (DBE) of 5.0, corresponding to approximately 5 ring(s) or double-bond equivalent(s). With a molecular weight of 206.28 g/mol, it falls into the medium-molecular-weight range. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
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.
Physical & Chemical Properties
| Molecular Formula | C13H18O2 |
| Molecular Weight | 206.28 g/mol |
| Appearance | Off-white to pale yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at room temperature |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | May oxidize slowly on prolonged air exposure |
| Degree of Unsaturation (DBE) | 5.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1971 |
Related Dimethoxy Standards
- 1,4-Dimethoxy-2-(3-methylbut-3-en-1-yl)benzene (CAS 951891-21-7)
- 5,8-Dimethoxy-3,4-dihydronaphthalen-1(2H)-one (CAS 1015-55-0)
- 6,7-Dimethoxy-3,4-dihydronaphthalen-1(2H)-one (CAS 13575-75-2)
- 4,5-Dimethoxy-2-methyl-2,3-dihydro-1H-inden-1-one (CAS 138261-10-6)
- 1,4-Dimethoxy-6-tetralone (CAS 37464-90-7)
- 4,6-Dimethoxy-2,3-dimethylbenzofuran (CAS 92847-75-1)
- 4,6-Dimethoxy-5-methyl-2,3-dihydro-1H-inden-1-one (CAS 57122-06-2)
- 4,7-Dimethoxy-2,3-dihydro-1h-indene-5-carbaldehyde (CAS 38998-06-0)
Recommended Standards
- 5-(Tert-butyl)-2-ethoxybenzaldehyde (CAS 681443-01-6)
- 5-Amino-N,N-diethyl-2-methylbenzamide (CAS 251552-32-6)
- 5-(Sec-butyl)-2-ethoxybenzaldehyde (CAS 883514-77-0)
- 5-Isopropyl-2-propoxybenzaldehyde (CAS 883538-79-2)
- [Benzenecarbothioic acid [(2-hydroxyphenyl)methylene]hydrazidato(2-)](pyridine) nickel (CAS 132829-28-8)
- 3-(4-Fluoro-3-methoxyphenyl)acrylic acid (CAS 630424-79-2)
- 2-(5-Bromo-2-oxopyridin-1(2h)-yl)-N-(tetrahydro-2h-pyran-4-yl)acetamide (CAS 1223189-48-7)
- 3-[4-(piperidine-1-sulfonyl)phenyl]propanoic acid (CAS 327091-05-4)
- (5-(Tert-butoxycarbonyl)-4,5,6,7-tetrahydrothieno[3,2-c]pyridin-2-yl)boronic acid (CAS 1078151-34-4)
- (E)-[1-(4-Methyl-2-phenyl-1,3-thiazol-5-yl)ethylidene]amino N-ethylcarbamate (CAS 477858-16-5)
- (4-bromophenyl)(6-methoxy-3-methyl-1-benZofuran-2-yl)methanone (CAS 269075-45-8)
- 4-(Aminomethyl)naphthalen-1-amine (CAS 771582-61-7)
- Orbencarb (CAS 34622-58-7)
- Tirzepatide Impurity 61 (CAS CATO-C4X-324061)
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