Methyl 2-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)thiazole-5-carboxylate CAS 1356944-31-4
| CAS No. | 1356944-31-4 |
| Molecular Formula | C11H16BNO4S |
| Molecular Weight | 269.13 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
Methyl 2-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)thiazole-5-carboxylate (CAS 1356944-31-4), molecular formula C11H16BNO4S and molecular weight 269.13 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C11H16BNO4S, Methyl 2-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)thiazole-5-carboxylate contains a nitrogen-containing heterocyclic scaffold, an amide group, a sulfone group, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 269.13 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
As a certified reference material (CRM), Methyl 2-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)thiazole-5-carboxylate meets the metrological traceability requirements of ISO/IEC 17025 laboratories. Batch-to-batch consistency is monitored via control charts to guarantee comparable assigned values across lots.
Physical & Chemical Properties
| Molecular Formula | C11H16BNO4S |
| Molecular Weight | 269.13 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 4.5 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1991 |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 1 |
Related Methyl Standards
- Methyl 5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1,3-thiazole-2-carboxylate (CAS 1393827-96-7)
- Methyl 2-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)thiazole-4-carboxylate (CAS 1419563-08-8)
- Methyl 4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)thiazole-2-carboxylate (CAS 1808928-32-6)
- 1-Phenyl-2-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrrole (CAS 1310403-85-0)
- 6-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)naphthalen-2-amine (CAS 1312611-42-9)
- 1-(3-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)phenyl)cyclopropanecarbonitrile (CAS 1346264-25-2)
- 3-Methyl-7-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)quinoline (CAS 1429790-76-0)
- 5-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)-1h-pyrrolo[2,3-b]pyridine-3-carbonitrile (CAS 1620575-06-5)
Recommended Standards
- 1-(2-Bromophenyl)-3-methylcyclobutane-1-carboxylic acid (CAS 1343686-53-2)
- 3,5-Dichloro-1-phenethylpyrazin-2(1H)-one (CAS 138610-68-1)
- (4-Bromophenyl)(tetrahydro-2H-pyran-4-yl)methanone (CAS 1341292-56-5)
- 3,5-Dichloro-1-ethyl-6-phenylpyrazin-2(1H)-one (CAS 138610-70-5)
- 3-Bromo-2-fluoro-5-methylbenzoic acid (CAS 72518-16-2)
- 2,3-Butane-1,1,1,4,4,4-d6-diol (mixture of stereoisomers) (CAS 344750-80-7)
- 2,5-Dimethoxypyrazine (CAS 117856-61-8)
- 3-Chloro-1-(isoxazol-3-yl)propan-1-one (CAS 357405-87-9)
- 8-Methoxy-2H-chromen-2-one (CAS 2445-81-0)
- 2-(3-Methylthiophen-2-yl)propan-1-amine (CAS 1343109-06-7)
- N-Acetyl-S-benzyl-d5-L-cysteine (CAS 1955496-81-7)
- 4-(Methylnitrosamino)-1-(3-pyridyl-N-oxide)-1-butanone (CAS 76014-82-9)
- 4-[2-(3-Isopropylphenoxy)ethyl]piperidinehydrochloride (CAS 1220031-90-2)
- (Tyr?)-C-Type Natriuretic Peptide (32-53) (human, porcine, rat) (CAS 142878-79-3)
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