3,3,7,8-Tetramethyl-11-(3-methyl-2-thienyl)-2,3,4,5,10,11-hexahydro-1H-dibenzo[b,e][1,4]diazepin-1-one CAS 338748-48-4
| CAS No. | 338748-48-4 |
| Molecular Formula | C22H26N2OS |
| Molecular Weight | 366.52 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Under current pharmacopoeial and regulatory frameworks, quality-control requirements for this class of reference material explicitly involve the control of targets including 3,3,7,8-Tetramethyl-11-(3-methyl-2-thienyl)-2,3,4,5,10,11-hexahydro-1H-dibenzo[b,e][1,4]diazepin-1-one.
3,3,7,8-Tetramethyl-11-(3-methyl-2-thienyl)-2,3,4,5,10,11-hexahydro-1H-dibenzo[b,e][1,4]diazepin-1-one (CAS 338748-48-4), molecular formula C22H26N2OS and molecular weight 366.52 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C22H26N2OS, 3,3,7,8-Tetramethyl-11-(3-methyl-2-thienyl)-2,3,4,5,10,11-hexahydro-1H-dibenzo[b,e][1,4]diazepin-1-one contains a steroid core, an amide group, sulfur-containing functionality, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 366.52 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The high carbon-to-hydrogen ratio imparts good lipophilicity, allowing liquid-liquid extraction with non-polar solvents such as n-hexane or ethyl acetate.
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 3,3,7,8-Tetramethyl-11-(3-methyl-2-thienyl)-2,3,4,5,10,11-hexahydro-1H-dibenzo[b,e][1,4]diazepin-1-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.
Physical & Chemical Properties
| Molecular Formula | C22H26N2OS |
| Molecular Weight | 366.52 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 11.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 1 |
Related Tetramethyl Standards
- 1-Methyl-4-((3-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)phenyl)sulfonyl)piperazine (CAS 1033743-79-1)
- 4-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)-1-(1-(3-(trifluoro-methyl)phenyl)ethyl)-1H-pyrazole (CAS 1604036-71-6)
- 4-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)-1-(1-(2-(trifluoromethyl)-phenyl)ethyl)-1H-pyrazole (CAS 1604036-77-2)
- Methyl 2-((4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)benzyl)amino)benzoate (CAS 1325206-78-7)
- 2-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)indolo[3,2,1-jk]carbazole (CAS 1369369-44-7)
- 4-[4-(4,4,5,5-Tetramethyl-[1,3,2]dioxaborolan-2-yl)-phenylmethanesulfonyl]-morpholine (CAS 1620955-85-2)
- 4-((4-Methyl-2-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)phenyl)sulfonyl)morpholine (CAS 1704065-38-2)
- 5-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)-2-(triisopropylsilyl)thiazole (CAS 1175534-91-4)
Recommended Standards
- 2-(Allylthio)-4-(phenylthio)benzo[4,5]thieno[3,2-d]pyrimidine (CAS 478030-01-2)
- 3-Ethyl-2-((2,3,4,5,6-pentamethylbenzyl)thio)quinazolin-4(3H)-one (CAS 882082-87-3)
- N,N-Diethyl{[3-(2,5-dioxopyrrolidin-1-yl)-2-methanesulfonylpropyl]sulfanyl}carbothioamide (CAS 155170-60-8)
- 4-Methoxy-1-methyl-1H-pyrazolo[3,4-d]pyrimidine (CAS 5334-53-2)
- (1S,3R)-3-Methylamino-cyclohexanol hydrochloride (CAS 2331211-45-9)
- Methyl 3-(chlorosulfonyl)-5-fluorobenzoate (CAS 1155909-75-3)
- 1-Nitro-9,10-dioxo-9,10-dihydroanthracene-2-carboxylic acid (CAS 128-67-6)
- 4-((2,4-Difluorophenyl)amino)-2-morpholino-4-oxobutanoic acid (CAS 941921-42-2)
- 2,6-Di(1H-pyrazol-3-yl)pyridine (CAS 63285-53-0)
- tert-Butyl 2-(quinolin-3-yl)pyrrolidine-1-carboxylate (CAS 1352523-50-2)
- 2-((3,5-Dimethylcyclohexyl)oxy)ethane-1-sulfonyl chloride (CAS 1343073-94-8)
- 2-(Tert-butylthio)spiro[3.3]heptane-2-carboxylic acid (CAS 1482253-23-5)
- 25-Methoxyalisol A (CAS 155801-00-6)
- Semaglutide（sodium salt） (CAS CATO-C4X-222619)
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