2,6,6-Trimethyl-1-(p-tolyl)-6,7-dihydro-1H-indol-4(5H)-one CAS 163083-04-3
| CAS No. | 163083-04-3 |
| Molecular Formula | C18H21NO |
| Molecular Weight | 267.37 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO manufactures 2,6,6-Trimethyl-1-(p-tolyl)-6,7-dihydro-1H-indol-4(5H)-one 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 2,6,6-Trimethyl-1-(p-tolyl)-6,7-dihydro-1H-indol-4(5H)-one (CAS 163083-04-3), a certified reference material (molecular formula C18H21NO, MW 267.37 g/mol) for analytical method development and quality control.
Structurally, 2,6,6-Trimethyl-1-(p-tolyl)-6,7-dihydro-1H-indol-4(5H)-one (C18H21NO) contains a steroid core, an amide group, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 9.0, corresponding to approximately 9 ring(s) or double-bond equivalent(s). With a molecular weight of 267.37 g/mol, it falls into the medium-molecular-weight range. The presence of an aromatic ring or conjugated system gives the compound characteristic absorption bands in the UV-Vis region, making it well suited to UV or diode-array detection (DAD).
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 | C18H21NO |
| Molecular Weight | 267.37 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | 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.) | 2003 |
| Nitrogen Atoms | 1 |
Related Trimethyl Standards
- 1,2,2-Trimethyl-3-(piperidine-1-carbonyl)cyclopentane-1-carboxylic acid (CAS 97100-98-6)
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- 1-Ethyl-2,3,3-trimethyl-3H-indol-1-ium-5-sulfonate (CAS 146368-07-2)
- (2-(1,3,5-Trimethyl-1H-pyrazol-4-yl)quinolin-4-yl)methanol (CAS 1354706-40-3)
- 2,4,6-Trimethyl-3-(1H-tetrazol-1-yl)benzenesulfonamide (CAS 670230-57-6)
- 2-(3,5,6-Trimethyl-2,4-dioxo-3,4-dihydrothieno[2,3-d]pyrimidin-1(2H)-yl)acetic acid (CAS 1707399-10-7)
- 7,7,9-Trimethyl-2,4-dioxo-1,3-diazaspiro[4.5]decane-3-acetic acid (CAS 851175-93-4)
- 3,6,6-Trimethyl-1-(o-tolyl)-1,5,6,7-tetrahydro-4H-indazol-4-one (CAS 442643-10-9)
Recommended Standards
- 4-(4-Benzylpiperazin-1-yl)phenylamine (CAS 16154-69-1)
- 1-BENZHYDRYL-3-METHOXY-3-METHYLAZETIDINE (CAS 168144-41-0)
- 9-Piperazin-1-yl-1,2,3,4-tetrahydroacridine (CAS 1601492-62-9)
- 4-(Diphenylmethyl)piperazin-1-amine (CAS 1698-31-3)
- 2-Cyano-N-(2-ethylphenyl)-3-(2-methoxyphenyl)propanamide (CAS 1260936-26-2)
- 2,6-Bis((2-hydroxyethyl)amino)-4-methylnicotinonitrile (CAS 38841-88-2)
- 4-(3-Methoxybenzyl)-1-oxa-4,9-diazaspiro[5.5]Undecane (CAS 1422068-30-1)
- 4-Bromo-5-chloro-2-phenylpyridazin-3(2H)-one (CAS 65269-62-7)
- 3-(4-(Hexyloxy)phenyl)propanoic acid (CAS 25131-98-0)
- MAFA (CAS 35745-11-0)
- Chlordecone（and enantiomer） (CAS 143-50-0)
- N-(3,4-Dimethylisoxazol-5-yl)propane-1-sulfonamide (CAS 1695342-06-3)
- 3-Bromo-n-(cyclohexylmethyl)benzenesulfonamide (CAS 852228-52-5)
- Semaglutide impurity 50 (CAS 2773558-66-8)
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