2-Chlorobut-3-enoic acid CAS 24253-33-6
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 24253-33-6 |
| Molecular Formula | C4H5ClO2 |
| Molecular Weight | 120.53 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies 2-Chlorobut-3-enoic acid (CAS 24253-33-6), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C4H5ClO2. Molecular weight: 120.53 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C4H5ClO2 |
| Molecular Weight | 120.53 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 2.0 |
| CAS Registry Year (est.) | 1963 |
| Halogen Content | Cl-containing |
Related Chlorobut Standards
- 4-chlorobut-2-enoic acid (CAS 16197-90-3)
- (E)-4-chlorobut-2-enoic acid (CAS 26340-58-9)
- 3-Chlorobut-2-enoic acid (CAS 55831-56-6)
- 4-Chlorobut-2-ynoic acid (CAS 13280-03-0)
- Methyl 4-chlorobut-2-ynoate (CAS 41658-12-2)
- (E)-4-Chlorobut-2-en-1-ol (CAS 1775-39-9)
- 4-Chlorobut-2-en-1-ol (CAS 7523-44-6)
- methyl 2-chlorobut-3-enoate (CAS 51171-63-2)
Recommended Standards
- 2-Chloro-2-dioxene (CAS 57253-40-4)
- 1-Chlorobutane-2,3-dione (CAS 5559-62-6)
- 3-Oxobutanoyl chloride (CAS 39098-85-6)
- 1-(2-Nitrophenyl)-5-(thiophen-3-yl)-1H-pyrazole (CAS 1269292-14-9)
- 3-(4-Chlorobenzyl)-3H-[1,2,3]triazolo[4,5-d]pyrimidin-7-ol (CAS 132269-53-5)
- 1-(Ethoxycarbonyl)-3,3-difluorocyclobutane-1-carboxylic acid (CAS 1232365-40-0)
- 4-Hydrazinylisoquinoline (CAS 15330-50-4)
- 1,1',1"-((2,4,6-Trimethylbenzene-1,3,5-triyl)tris(methylene))tris(3,5-dimethyl-1H-pyrazole) (CAS 172606-27-8)
- O-((6-methylpyridin-2-yl)methyl)hydroxylamine (CAS 792913-92-9)
- Semaglutide impurity 55 (CAS CATO-C4X-222655)
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