Ethyl 5-bromo-2-hydroxy-3-methyl-4-(methylsulfanyl)benzoate CAS 328288-87-5
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 328288-87-5 |
| Molecular Formula | C11H13BrO3S |
| Molecular Weight | 305.19 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Ethyl 5-bromo-2-hydroxy-3-methyl-4-(methylsulfanyl)benzoate (CAS 328288-87-5) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C11H13BrO3S. Molecular weight: 305.19 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C11H13BrO3S |
| Molecular Weight | 305.19 g/mol |
| Purity | 97%+ |
| Storage | Store in a cool place (≤25°C), keep sealed and dry |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Hygroscopic; reseal immediately after opening; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 5.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Halogen Content | Br-containing |
| Sulfur Atoms | 1 |
Related Ethyl Standards
- 2-Bromo-1-(4-(isopropylsulfonyl)phenyl)ethanone (CAS 100126-06-5)
- 4-(5-bromo-1,3-benzothiazol-2-yl)aniline (CAS 1095528-03-2)
- 5-Bromo-N-(2-(dimethylamino)-2-oxoethyl)-N-methylthiophene-3-carboxamide (CAS 1156592-17-4)
- 3-Bromo-N-ethyl-N-(2-(methylamino)-2-oxoethyl)thiophene-2-carboxamide (CAS 1211027-34-7)
- 2-Bromo-6-(1-(methylsulfonyl)pyrrolidin-2-yl)pyridine (CAS 1316218-67-3)
- 5-Bromo-2-(1-(methylsulfonyl)pyrrolidin-2-yl)pyridine (CAS 1361114-85-3)
- 1-Bromo-4-methyl-9h-thioxanthen-9-one (CAS 1859087-87-8)
- 3-Bromo-4-(thiomethyl)benzophenone (CAS 197439-23-9)
Recommended Standards
- Ethyl 5-(5-bromothiophen-2-yl)-5-oxopentanoate (CAS 229008-02-0)
- N-(4-Bromophenyl)benzo[d]thiazol-2-amine (CAS 6278-86-0)
- Ethyl 5-(3-bromo-2-thienyl)-5-oxovalerate (CAS 951889-22-8)
- 4-Benzyloxyphenyl magnesium bromide solution (CAS 120186-59-6)
- 4-chloro-2-(propan-2-yl)aniline hydrochloride (CAS 2044835-25-6)
- n-(Carbamothioylamino)furan-2-carboxamide (CAS 35771-64-3)
- 3-Pyrrolidinomethyl-2-thiomethylbenzophenone (CAS 898770-10-0)
- (4,6-Dichloropyrimidin-5-yl)(4-methoxy-2-(trifluoromethyl)phenyl)methanone (CAS 1260784-01-7)
- 2,3-dimethylbut-3-en-1-ol (CAS 1708-93-6)
- Sperm Activating Peptide, Sea Urchin (CAS 140653-27-6)
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 13829788188 / jacky.chen@cato-chem.com