(E)-(5-Chloropent-1-en-1-yl)boronic acid CAS 37490-32-7
| CAS No. | 37490-32-7 |
| Molecular Formula | C5H10BClO2 |
| Molecular Weight | 148.40 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Owing to a carboxylic acid group, a hydroxyl group, an ether linkage, chlorine substitution, (E)-(5-Chloropent-1-en-1-yl)boronic acid is typically white to off-white liquid. Its solid-state physicochemical attributes — including a molecular weight of 148.40 g/mol — guide the selection of appropriate sample preparation and analytical techniques. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.
(E)-(5-Chloropent-1-en-1-yl)boronic acid (CAS 37490-32-7), molecular formula C5H10BClO2 and molecular weight 148.40 g/mol, is a CATO reference standard with documented purity and traceability.
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 (E)-(5-Chloropent-1-en-1-yl)boronic acid 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 | C5H10BClO2 |
| Molecular Weight | 148.40 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) | 0.5 |
| CAS Registry Year (est.) | 1967 |
| Halogen Content | Cl-containing |
Related E Standards
- (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)
- Methyl 2-chloropent-4-enoate (CAS 959041-29-3)
- Methyl 5-chloropent-3-enoate (CAS 71195-26-1)
- 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
- 2,2,2-Trichloroethanamine (CAS 4088-19-1)
- 1-Chloro-1,3,3,3-tetrafluoropropene (CAS 460-71-9)
- 286367-79-1 acetyl-2-13c chloride,2,2-dichloro- (9ci) (CAS 286367-79-1)
- 4-Chloro-1,2,5-oxadiazole-3-carboxylic acid (CAS 1314934-33-2)
- 2-[3-chloro-5-(trifluoromethyl)-2-pyridinyl]acetaldehyde O-(2,6-dichlorobenzyl)oxime (CAS 303997-72-0)
- 4-(Trifluoromethoxy)phenylacetylene (CAS 160542-02-9)
- 3-(4-(Tert-butyl)phenyl)-N-(4-fluorobenzyl)acrylamide (CAS 307952-86-9)
- 2-((4-Fluorobenzyl)amino)cyclopentane-1-carboxylic acid (CAS 1355334-63-2)
- Org 37684 (CAS 213007-95-5)
- Methyl (2-methoxy-4-nitrophenoxy)acetate (CAS 131531-87-8)
- Janelia Fluor®585, SE (CAS 1811539-88-4)
- N-(4-acetylphenyl)-3,4-dichlorobenzamide (CAS 5246-14-0)
- 3-Iodo-4-nitrophenol (CAS 50590-07-3)
- Semaglutide Impurity 130 (CAS 1188328-40-6)
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