3958-03-0 Tetrabromothiophene Thiophene, tetrabromo- (8CI)(9CI) EINECS 223-554-7 NSC 65427 2,3,4,5-Tetrabromothiophene CAS 3958-03-0
| CAS No. | 3958-03-0 |
| Molecular Formula | C4H4Br4S |
| Molecular Weight | 403.76 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
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.
3958-03-0 Tetrabromothiophene Thiophene, tetrabromo- (8CI)(9CI) EINECS 223-554-7 NSC 65427 2,3,4,5-Tetrabromothiophene (CAS 3958-03-0) is a high-purity analytical reference standard with the molecular formula C4H4Br4S and a molecular weight of 403.76 g/mol.
3958-03-0 Tetrabromothiophene Thiophene, tetrabromo- (8CI)(9CI) EINECS 223-554-7 NSC 65427 2,3,4,5-Tetrabromothiophene (C4H4Br4S) contains sulfur-containing functionality, bromine substitution. Halogen substitution raises its density and boiling point; these physicochemical properties determine the optimal preparation and storage of its standard solutions. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.
CATO manufactures 3958-03-0 Tetrabromothiophene Thiophene, tetrabromo- (8CI)(9CI) EINECS 223-554-7 NSC 65427 2,3,4,5-Tetrabromothiophene 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 | C4H4Br4S |
| Molecular Weight | 403.76 g/mol |
| Purity | 97%+ |
| Storage | Store at room temperature |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO |
| Stability | Stable under recommended storage conditions |
| Degree of Unsaturation (DBE) | 1.0 |
| CAS Registry Year (est.) | 1958 |
| Halogen Content | Br-containing |
| Sulfur Atoms | 1 |
Recommended Standards
- Pyridin-3-yl 1-(3-chloro-5-(trifluoromethyl)pyridin-2-yl)-1H-pyrrole-2-sulfonate (CAS 338407-25-3)
- (2E)-3-(4-{[3-chloro-5-(trifluoromethyl)pyridin-2-yl]oxy}phenyl)-1-phenylprop-2-en-1-one (CAS 1025208-97-2)
- (E)-[(3-Nitrophenyl)methylidene]amino 3-(2-chloro-6-fluorophenyl)-5-methyl-1,2-oxazole-4-carboxylate (CAS 303987-14-6)
- (2E)-3-(2-{[3-chloro-5-(trifluoromethyl)pyridin-2-yl]oxy}phenyl)-1-phenylprop-2-en-1-one (CAS 1025643-55-3)
- 3-Methyl-N-(2-methylbenzyl)benzamide (CAS 915898-30-5)
- Dimethyl 2-Aminoisophthalate (CAS 57053-02-8)
- 2,3,5,4＇-Tetrahydroxystilbene-2-O-beta-D-glucopyranoside (CAS 82373-94-2)
- Piribedil Impurity 3 (CAS CATO-C4X-28133)
- (Thiophene-2,5-diylbis(3,1-phenylene))dimethanol (CAS 1349716-63-7)
- N-(4-chlorophenyl)-1-(2-(ethylthio)-1-methyl-1H-imidazol-5-yl)methanimine (CAS 320423-09-4)
- 1-Amino-3-(4-chlorophenyl)propan-2-one hydrochloride (CAS 93102-99-9)
- Sodium 2-((3,9-dimethyl-8-(1-oxo-1-(1H-pyrrol-2-yl)propan-2-yl)-1,7-dioxaspiro[5.5]undecan-2-yl)methyl)benzo[d]oxazole-4-carboxylate (CAS 83874-20-8)
- tert-Butyl ((5-methylfuran-2-yl)methyl)carbamate (CAS 259796-02-6)
- Liraglutide (14-31)TFA Salt (CAS CATO-C4X-19927)
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