2,2,9B-trimethyl-2H,3H,5H,9bH-[1,3]thiazolo[2,3-a]isoindol-5-one CAS 439094-62-9
| CAS No. | 439094-62-9 |
| Molecular Formula | C13H15NOS |
| Molecular Weight | 233.33 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
The occurrence of 2,2,9B-trimethyl-2H,3H,5H,9bH-[1,3]thiazolo[2,3-a]isoindol-5-one is closely related to a nitrogen-containing heterocyclic scaffold, an amide group, sulfur-containing functionality, a hydroxyl group, an ether linkage in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.
CATO supplies 2,2,9B-trimethyl-2H,3H,5H,9bH-[1,3]thiazolo[2,3-a]isoindol-5-one (CAS 439094-62-9), a certified reference material (molecular formula C13H15NOS, MW 233.33 g/mol) for analytical method development and quality control.
Structurally, 2,2,9B-trimethyl-2H,3H,5H,9bH-[1,3]thiazolo[2,3-a]isoindol-5-one (C13H15NOS) contains a nitrogen-containing heterocyclic scaffold, an amide group, sulfur-containing functionality, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 7.0, corresponding to approximately 7 ring(s) or double-bond equivalent(s). With a molecular weight of 233.33 g/mol, it falls into the medium-molecular-weight range. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
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 2,2,9B-trimethyl-2H,3H,5H,9bH-[1,3]thiazolo[2,3-a]isoindol-5-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 | C13H15NOS |
| Molecular Weight | 233.33 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) | 7.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 1 |
Related B Standards
- 1,2,3-Trimethyl-5-(methylthio)cyclohepta[c]pyrrol-6(2H)-one (CAS 112798-75-1)
- Trimethyl((4-methyl-3-nitrophenyl)ethynyl)silane (CAS 1620473-17-7)
- 3,5,5-Trimethyl-1-(4-nitrophenyl)-4,5-dihydro-1H-pyrazole (CAS 5920-38-7)
- ethyl 1,3,6-trimethyl-1H-pyrazolo[3,4-b]pyridine-5-carboxylate (CAS 57411-72-0)
- N-(1,1,3-Trimethyl-2,3-dihydro-1H-inden-4-yl)acetamide (CAS 5969-21-1)
- 2-(3,3,5-Trimethyl-2-oxoindolin-1-yl)acetic acid (CAS 1248550-14-2)
- 1,4,8-Trimethyl-2-oxo-1,2,3,4-tetrahydroquinoline-4-carboxylic acid (CAS 1269533-20-1)
- Methyl 1,3,3-trimethyl-2-oxoindoline-6-carboxylate (CAS 1638760-34-5)
Recommended Standards
- 2-(Piperazin-1-ylmethyl)-1,3-benzothiazole (CAS 232263-03-5)
- 2-Hydrazinyl-4-(2,4,5-trimethylphenyl)thiazole (CAS 886494-89-9)
- 2-(Benzylamino)-1-(thiophen-2-yl)ethan-1-ol (CAS 76175-41-2)
- 2-Hydrazinyl-4-(4-isopropylphenyl)thiazole (CAS 886504-45-6)
- 2-(2,3-Dibromo-5-(difluoromethyl)pyridin-4-yl)acetonitrile (CAS 1805969-69-0)
- 2,8-Diazaspiro[4.5]decane-1,3-dione hydrochloride (CAS 2696-03-9)
- 2-Chloro-1-ethoxy-4-nitrobenzene (CAS 5493-71-0)
- 3-[(4-methylphenyl)thio]-1,2,4-thiadiazol-5-amine (CAS 1256627-94-7)
- (S)-2-(2,4,5-trifluorophenyl)pyrrolidine (CAS 1270169-71-5)
- 2-(Benzylamino)-5,6,7,8-tetrahydrobenzo[4,5]thieno[2,3-d]pyrimidin-4(3h)-one (CAS 66607-49-6)
- N-(2-Furylmethyl)-3-(tetrahydro-2-furanylmethoxy)aniline (CAS 1040681-33-1)
- 2-((4-Methyl-4h-1,2,4-triazol-3-yl)thio)acetamide (CAS 484654-67-3)
- Rel-(1R,3s,5S)-3-(4-(5-bromo-2-chlorobenzyl)phenoxy)bicyclo[3.1.0]hexane (CAS 1800112-27-9)
- Semaglutide impurity 255 (CAS CATO-C4X-2226255)
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