3,5-Dibromo-2-thiophenecarboxaldehyde CAS 23688-07-5
| CAS No. | 23688-07-5 |
| Molecular Formula | C5H2Br2OS |
| Molecular Weight | 269.94 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies 3,5-Dibromo-2-thiophenecarboxaldehyde (CAS 23688-07-5), a certified reference material (molecular formula C5H2Br2OS, MW 269.94 g/mol) for analytical method development and quality control.
Structurally, 3,5-Dibromo-2-thiophenecarboxaldehyde (C5H2Br2OS) contains sulfur-containing functionality, a hydroxyl group, an ether linkage, bromine substitution. The molecule exhibits a degree of unsaturation (DBE) of 4.0, corresponding to approximately 4 ring(s) or double-bond equivalent(s). With a molecular weight of 269.94 g/mol, it falls into the medium-molecular-weight range. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.
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 3,5-Dibromo-2-thiophenecarboxaldehyde 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 | C5H2Br2OS |
| Molecular Weight | 269.94 g/mol |
| Purity | 97%+ |
| Storage | Store at room temperature, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure |
| Degree of Unsaturation (DBE) | 4.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1963 |
| Halogen Content | Br-containing |
| Sulfur Atoms | 1 |
Related Dibromo Standards
- 2,5-Dibromo-3-thiophenecarbaldehyde (CAS 1193-69-7)
- (4,5-Dibromo-1-methyl-1H-imidazol-2-yl)methanol (CAS 881997-90-6)
- 3,5-Dibromo-6-fluoropyridin-2-amine (CAS 1259477-39-8)
- 3,5-Dibromo-2-fluoropyridin-4-amine (CAS 1364917-13-4)
- 3,5-Dibromo-4-fluoropyridin-2-amine (CAS 1820604-11-2)
- 2,4-Dibromo-3,5-dimethylthiophene (CAS 63862-00-0)
- 2,4-Dibromo-5-fluoropyridin-3-amine (CAS 884494-90-0)
- 2,5-Dibromo-3,4-dimethyl-thiophene (CAS 74707-05-4)
Recommended Standards
- 3,4-Dibromothiophene-2-carbaldehyde (CAS 32896-02-9)
- 4,5-Dibromothiophene-2-carbaldehyde (CAS 38071-22-6)
- 2,2'-oxybis(4,4,6-trimethyl-1,3,2-dioxaborinane) (CAS 14697-50-8)
- 4,5-Dibromothiophene-3-carbaldehyde (CAS 61200-56-4)
- 2-Cyano-6-methylbenzoic acid (CAS 874514-44-0)
- (Z)-2,4-Dimethoxy-1-(prop-1-en-1-yl)benzene (CAS 17627-75-7)
- 1-Phenylhex-5-en-1-amine (CAS 110775-38-7)
- (3S,4R)-1-azabicyclo[2.2.1]Heptan-3-amine (CAS 508209-67-4)
- Thieno[2,3-c]pyridine-5-carboxylic acid (CAS 60249-08-3)
- Tert-butyl 9-hydroxy-2-azaspiro[5.5]Undecane-2-carboxylate (CAS 2007921-25-5)
- 6-Bromo-N-(4-morpholinophenyl)imidazo[1,2-a]pyrazin-8-amine (CAS 445263-72-9)
- 2-Amino-3-methyl-9H-pyrido[2,3-b]indole D3 (CAS 1189458-14-7)
- 1-(4-aminobutyl)-1H-1,2,3-triazole-4-carboxylic acid hydrochloride (CAS 1909348-31-7)
- Semaglutide Impurity 187 (CAS CATO-C4X-2226187)
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