4,5-Dibromo-3-methylthiophene-2-carbaldehyde CAS 30153-49-2
| CAS No. | 30153-49-2 |
| Molecular Formula | C6H4Br2OS |
| Molecular Weight | 283.97 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
4,5-Dibromo-3-methylthiophene-2-carbaldehyde (C6H4Br2OS) contains sulfur-containing functionality, a hydroxyl group, an ether linkage, bromine substitution, an aromatic ring system. Halogen substitution raises its density and boiling point; these physicochemical properties determine the optimal preparation and storage of its standard solutions. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
CATO supplies 4,5-Dibromo-3-methylthiophene-2-carbaldehyde (CAS 30153-49-2), a certified reference material (molecular formula C6H4Br2OS, MW 283.97 g/mol) for analytical method development and quality control.
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.
As a certified reference material (CRM), 4,5-Dibromo-3-methylthiophene-2-carbaldehyde 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 | C6H4Br2OS |
| Molecular Weight | 283.97 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 |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1965 |
| Halogen Content | Br-containing |
| Sulfur Atoms | 1 |
Related Dibromo Standards
- 4,6-Dibromo-2-(methylthio)pyrimidine (CAS 126826-36-6)
- 2,2-Dibromo-1-(thiophen-2-yl)ethan-1-one (CAS 68672-88-8)
- 4,7-dibromo-1H-1,3-benzodiazole (CAS 148185-66-4)
- 5,7-dibromo-1H-benzimidazole (CAS 69038-75-1)
- 2,5-Dibromo-3-propylthiophene (CAS 1187577-36-1)
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Recommended Standards
- 3-Acetyl-2,5-dibromothiophene (CAS 80775-39-9)
- 1-(3-Bromopropoxy)-2,3-dichlorobenzene (CAS 1009621-74-2)
- 2-Bromo-1-(3-bromothiophen-2-yl)ethan-1-one (CAS 81216-95-7)
- 1-Bromo-3,5-dichloro-2-isopropoxybenzene (CAS 1010390-52-9)
- Methyl 3-(cyclobutylamino)benzoate (CAS 1249936-35-3)
- (R)-Methyl 1-amino-2,3-dihydro-1H-indene-5-carboxylate hydrochloride (CAS 1246509-63-6)
- 2-(2,6-Difluorophenyl)acetonitrile (CAS 654-01-3)
- 2-((4-Methoxybenzoyl)thio)acetic acid (CAS 57436-45-0)
- 3-(Aminomethyl)-7-(2-fluorophenyl)-[1,2,4]triazolo[4,3-a]pyrazin-8(7H)-one (CAS 1710845-13-8)
- 3-(Benzylcarbamoyl)phenyl 6-(trifluoromethyl)nicotinate (CAS 941158-45-8)
- (2S)-1-Methoxy-3-methyl-2-butanamine hydrochloride (CAS 64715-89-5)
- (7Z, 10Z)-7,10-Hexadecadienoic Acid (CAS 28290-73-5)
- 2-Naphthyl 2-3-4-6-tetra-O-acetyl-β-D-glucopyranoside (CAS 14581-89-6)
- D-Lys20-Tirzepatide (CAS CATO-CPTD788914)
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