2'-Bromo-3'-methyl-5'-(methyl-d3)spiro[cyclopropane-1,6'-thieno[2,3-c]pyrrol]-4'(5'H)-one CAS 2789682-57-9
| CAS No. | 2789682-57-9 |
| Molecular Formula | - |
| Molecular Weight | 275.18 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.
CATO supplies 2'-Bromo-3'-methyl-5'-(methyl-d3)spiro[cyclopropane-1,6'-thieno[2,3-c]pyrrol]-4'(5'H)-one (CAS 2789682-57-9), a certified reference material (molecular formula C10H7D3BrNOS, MW 275.18 g/mol) for analytical method development and quality control.
Based on its molecular formula C10H7D3BrNOS, 2'-Bromo-3'-methyl-5'-(methyl-d3)spiro[cyclopropane-1,6'-thieno[2,3-c]pyrrol]-4'(5'H)-one contains deuterium isotope labeling, a nitrogen-containing heterocyclic scaffold, an amide group, sulfur-containing functionality, a hydroxyl group, an ether linkage, bromine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 275.18 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
As a certified reference material (CRM), 2'-Bromo-3'-methyl-5'-(methyl-d3)spiro[cyclopropane-1,6'-thieno[2,3-c]pyrrol]-4'(5'H)-one 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 | C10H7D3BrNOS |
| Molecular Weight | 275.18 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 7.5 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2003 |
| Halogen Content | Br-containing |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 1 |
Related Bromo Standards
- 1-Bromo-4-(1-(p-tolyl)ethyl)benzene (CAS 1414261-77-0)
- 3'-Bromo-2-isopropyl-1,1'-biphenyl (CAS 1443305-56-3)
- 3-Bromo-4'-isopropyl-1,1'-biphenyl (CAS 1443306-16-8)
- 4-Bromo-3-isopropyl-1,1'-biphenyl (CAS 1443327-12-5)
- 4-Bromo-4’-isopropylbiphenyl (CAS 1443341-90-9)
- 4-Bromo-2-isopropyl-1,1'-biphenyl (CAS 1443349-77-6)
- 3-Bromo-3'-isopropyl-1,1'-biphenyl (CAS 1443351-38-9)
- (2-Bromo-3-phenylpropyl)benzene (CAS 89036-86-2)
Recommended Standards
- (S)-2-Oxo-3-(3-(trifluoromethyl)phenyl)oxazolidine-5-carboxylic acid (CAS 918543-53-0)
- 3-bromo-8-methyl-naphthalene-1-carboxylic acid (CAS 2387596-05-4)
- (E)-4-oxo-4-((4-(trifluoromethoxy)phenyl)amino)but-2-enoic acid (CAS 298217-69-3)
- 4-(3-Bromopropyl)-1,1'-biphenyl (CAS 78733-59-2)
- 2-[2-[4-(2,3-Dimethylphenyl)-1-piperazinyl]-2-oxoethyl]-4-(4-pyridinylmethyl)-1(2H)-phthalazinone (CAS 902499-78-9)
- 1-(2-Butoxy-5-methylphenyl)propan-1-one (CAS 1216270-64-2)
- 2-Methyl-2-(oxolan-2-yl)propanoic acid (CAS 1378809-45-0)
- Methyl (1S,2R,4aS,6aS,6bR,8aR,12aR,12bR,14bS)-1,2,6a,6b,9,9,12a-heptamethyl-10-oxo-1,3,4,5,6,6a,6b,7,8,8a,9,10,11,12,12a,12b,13,14b-octadecahydropicene-4a(2H)-carboxylate (CAS 989-72-0)
- Crisaborole Impurity 134 (CAS CATO-C4X-2021134)
- Allantoin (CAS 97-59-6)
- 3-(4-Bromophenyl)-7,7-dimethyl-4,6,7,8-tetrahydrocinnolin-5(1H)-one (CAS 190436-38-5)
- 2-Ethyl-3-Hydroxy-4-Pyrone (CAS 4940-11-8)
- 2-(4-Chloro-5-(difluoromethyl)-2-methoxypyridin-3-yl)acetonitrile (CAS 1806873-79-9)
- Semaglutide impurity 37 (CAS CATO-C4X-222637)
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