4-Bromo-3-methylthiophene-2-carbaldehyde CAS 30153-47-0
| CAS No. | 30153-47-0 |
| Molecular Formula | C6H5BrOS |
| Molecular Weight | 205.07 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 205.07 g/mol gives 4-Bromo-3-methylthiophene-2-carbaldehyde distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
4-Bromo-3-methylthiophene-2-carbaldehyde (CAS 30153-47-0), molecular formula C6H5BrOS and molecular weight 205.07 g/mol, is a CATO reference standard with documented purity and traceability.
Structurally, 4-Bromo-3-methylthiophene-2-carbaldehyde (C6H5BrOS) contains sulfur-containing functionality, a hydroxyl group, an ether linkage, bromine substitution, an aromatic ring system. 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 205.07 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 4-Bromo-3-methylthiophene-2-carbaldehyde 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 | C6H5BrOS |
| Molecular Weight | 205.07 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 Bromo Standards
- 5-Bromo-2-methylthiophene-3-carbaldehyde (CAS 1369356-10-4)
- 1-(4-Bromo-3-thienyl)ethanone (CAS 35717-24-9)
- 1-(5-Bromo-3-thienyl)ethanone (CAS 59227-67-7)
- 3-Bromo-5-methylthiophene-2-carbaldehyde (CAS 36155-82-5)
- 5-Bromo-3-methylthiophene-2-carbaldehyde (CAS 38239-46-2)
- 3-Bromo-N,N,1-trimethyl-1H-1,2,4-triazol-5-amine (CAS 1243250-19-2)
- 5-Bromo-2-(tert-butyl)-2H-tetrazole (CAS 2228325-18-4)
- 2-Bromo-4-(methylthio)pyrimidine (CAS 1034619-51-6)
Recommended Standards
- 2-Acetyl-5-bromothiophene (CAS 5370-25-2)
- Methyl 2-amino-1,3-selenazole-5-carboxylate (CAS 57739-52-3)
- 2-Acetyl-4-bromothiophene (CAS 7209-11-2)
- 3-(2,5-Dichlorophenyl)propan-1-ol (CAS 1000529-99-6)
- (S)-2-(5,6-dichloro-1,3-dioxoisoindolin-2-yl)-3-methylbutanoic acid (CAS 111104-28-0)
- Methyl 4-(3-(4-acetylphenoxy)propoxy)benzoate (CAS 937602-04-5)
- 1,4-oxazepane-5-carboxylic acid (CAS 1779647-41-4)
- (2S)-2-[[[[(1R,2R)-2-(Dimethylamino)cyclohexyl]amino]thioxomethyl]amino]-N,3,3-trimethyl-N-(phenylmethyl)butanamide (CAS 852202-58-5)
- (1-Pyridazin-3-yl-piperidin-4-yl)-acetic acid (CAS 1316225-77-0)
- Moxifloxacin Impurity 34 (CAS 1797982-51-4)
- 4-(2,4-Dimethoxyphenyl)-5-methylthiazol-2-amine (CAS 117844-98-1)
- 3,5-Dimethylbenzoylacetonitrile (CAS 85692-25-7)
- 6-(Azetidin-1-yl)pyridin-3-amine trihydrochloride (CAS 2512185-63-4)
- Semaglutide Impurity 75 (CAS CATO-C4X-2226175)
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