methyl 2-chlorobut-3-enoate CAS 51171-63-2
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 51171-63-2 |
| Molecular Formula | C5H7ClO2 |
| Molecular Weight | 134.56 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
methyl 2-chlorobut-3-enoate (CAS 51171-63-2) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C5H7ClO2. Molecular weight: 134.56 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C5H7ClO2 |
| Molecular Weight | 134.56 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.) | 1971 |
| Halogen Content | Cl-containing |
Related methyl Standards
- Methyl 4-chlorobut-2-ynoate (CAS 41658-12-2)
- 4-Chlorobut-2-enoyl chloride (CAS 24806-06-2)
- N-(4-Chlorobut-2-yn-1-yl)acetamide (CAS 29052-82-2)
- [(4-Chlorobut-2-yn-1-yl)sulfanyl]carbonitrile (CAS 113079-33-7)
- 4-Chlorobut-2-yn-1-yl acetate (CAS 34452-25-0)
- 4-chlorobut-2-enoic acid (CAS 16197-90-3)
- (E)-4-chlorobut-2-enoic acid (CAS 26340-58-9)
- (Z)-4-chlorobut-2-en-1-yl acetate (CAS 55613-61-1)
Recommended Standards
- Ethyl 2-chloroprop-2-enoate (CAS 687-46-7)
- Tetrahydrofuran-2-carbonyl Chloride (CAS 52449-98-6)
- Dihydro-5-chloro-5-methyl-2(3H)-furanone (CAS 40125-55-1)
- 4-bromo-2-(bromocyclopropylmethyl)-1-methoxy-Benzene (CAS 1247864-26-1)
- (R)-2-(3-((Cyclopropylmethyl)amino)piperidin-1-yl)acetic acid (CAS 1354007-64-9)
- (2-Amino-6-methylpyrimidin-4-yl)methanol (CAS 110429-43-1)
- 7β,17α-Dimethyl-5β-androstane-3α,17β-diol (CAS 73245-61-1)
- 2-(Bromomethyl)-4,5-dimethylthiazole (CAS 100245-78-1)
- N-(3-Aminopropyl)glycine Dihydrochloride (CAS 90495-95-7)
- Thymopoietin II Peptide Fragment (CAS 56795-64-3)
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