4-(4-Bromo-5-fluoro-2-methylphenyl)-thiosemicarbazide CAS 1303993-92-1
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1303993-92-1 |
| Molecular Formula | C8H9BrFN3S |
| Molecular Weight | 278.14 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies 4-(4-Bromo-5-fluoro-2-methylphenyl)-thiosemicarbazide (CAS 1303993-92-1), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C8H9BrFN3S. Molecular weight: 278.14 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C8H9BrFN3S |
| Molecular Weight | 278.14 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 5.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1990 |
| Halogen Content | F/Br-containing |
| Nitrogen Atoms | 3 |
| Sulfur Atoms | 1 |
Related Bromo Standards
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- 7-bromo-5-methyl-1H,2H,3H,4H,9H-cyclopenta[b]quinolin-9-one (CAS 1247186-14-6)
- 4-(4-Bromo-2-fluoro-5-methylphenyl)-thiosemicarbazide (CAS 1303993-93-2)
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Recommended Standards
- 5-Benzyl-2,4-dichloro-5H-pyrrolo[3,2-d]pyrimidine (CAS 129872-83-9)
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- (R)-1-Boc-5-(bromomethyl)pyrrolidin-2-one (CAS 128811-38-1)
- 1-(4-(1,2,4-Triazolyl)phenyl)-3-benzoylthiourea (CAS 1024523-05-4)
- (2-Chlorophenyl)(4-ethoxyphenyl)methanamine hydrochloride (CAS 1333872-89-1)
- 6-bromo-2-[(E)-2-[4-(trifluoromethyl)phenyl]ethenyl]quinoline-4-carboxylic acid (CAS 926216-76-4)
- 4-Fluoro-2-(hydroxymethyl)benzoic acid (CAS 1354960-91-0)
- Ethyl 1-methyl-3-sulfamoyl-1H-pyrazole-5-carboxylate (CAS 1995072-17-7)
- 5-Amino-1-(4-bromobenzyl)-N-(furan-2-ylmethyl)-1H-1,2,3-triazole-4-carboxamide (CAS 899736-68-6)
- His-Aib-Semaglutide (CAS CATO-C4X-2226220)
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