Methyl 5-chloropent-3-enoate CAS 71195-26-1
| CAS No. | 71195-26-1 |
| Molecular Formula | C6H9ClO2 |
| Molecular Weight | 148.59 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Methyl 5-chloropent-3-enoate (CAS 71195-26-1) is a high-purity analytical reference standard with the molecular formula C6H9ClO2 and a molecular weight of 148.59 g/mol.
Based on its molecular formula C6H9ClO2, Methyl 5-chloropent-3-enoate contains a carboxylic acid group, a hydroxyl group, an ether linkage, chlorine substitution; these features give the compound characteristic functional-group stretching vibrations in infrared spectroscopy. The molecular weight of 148.59 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. 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 Methyl 5-chloropent-3-enoate 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 | C6H9ClO2 |
| Molecular Weight | 148.59 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.) | 1977 |
| Halogen Content | Cl-containing |
Related Methyl Standards
- Methyl 2-chloropent-4-enoate (CAS 959041-29-3)
- (E)-(5-Chloropent-4-en-1-yl)boronic acid (CAS 1033764-31-6)
- (5-Chloropent-1-en-1-yl)boronic acid (CAS 57002-02-5)
- (E)-(5-Chloropent-1-en-1-yl)boronic acid (CAS 37490-32-7)
- 2-Chloropent-4-enoic acid (CAS 909778-25-2)
- 4-Chloropent-4-enoic acid (CAS 58435-01-1)
- (E)-5-Chloropent-4-enamide (CAS 88981-60-6)
- 4-Chloropent-4-en-1-ol (CAS 1647-18-3)
Recommended Standards
- Zopiclone impurity 28 (CAS 69433-07-4)
- Methyl 2-chloro-3-methylbut-3-enoate (CAS 286932-00-1)
- pyrimidine-5-carbonyl chloride (CAS 40929-48-4)
- Methyl (e)-4-chloro-2-methylbut-2-enoate (CAS 56905-07-8)
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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 18665070610 / Nicole.chen@cato-chem.com