(E)-4-(pyrrolidin-1-yl)but-2-enoyl chloride CAS 1225191-03-6
| CAS No. | 1225191-03-6 |
| Molecular Formula | C8H12ClNO |
| Molecular Weight | 173.64 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
CATO supplies (E)-4-(pyrrolidin-1-yl)but-2-enoyl chloride (CAS 1225191-03-6), a certified reference material (molecular formula C8H12ClNO, MW 173.64 g/mol) for analytical method development and quality control.
Based on its molecular formula C8H12ClNO, (E)-4-(pyrrolidin-1-yl)but-2-enoyl chloride contains an amide group, a hydroxyl group, an ether linkage, chlorine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 173.64 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.
CATO manufactures (E)-4-(pyrrolidin-1-yl)but-2-enoyl chloride 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 | C8H12ClNO |
| Molecular Weight | 173.64 g/mol |
| Appearance | White to pale yellow crystalline powder. (slight halide-like odor, faint amine-like odor) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 3.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1990 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 1 |
Related E Standards
- 4-(Pyrrolidin-1-yl)but-2-enoyl chloride (CAS 914220-10-3)
- (R)-6-(Pyrrolidin-2-yl)picolinonitrile (CAS 1213342-90-5)
- 5-(Pyrrolidin-2-yl)nicotinonitrile (CAS 1270380-93-2)
- 5-(Pyrrolidin-2-yl)picolinonitrile (CAS 1270543-04-8)
- 4-(Pyrrolidin-1-yl)picolinonitrile (CAS 127680-86-8)
- 2-(Pyrrolidin-1-yl)isonicotinonitrile (CAS 127680-87-9)
- 3-(pyrrolidin-1-yl)pyridine-4-carbonitrile (CAS 1461707-74-3)
- 2-(2-(Pyrrolidin-1-yl)ethoxy)acetic acid (CAS 1506661-51-3)
Recommended Standards
- 3-(4-Chloropyridin-3-yl)prop-2-yn-1-ol (CAS 1203499-62-0)
- 3-(Chloromethyl)-5-isopropyl-4-methyl-4h-1,2,4-triazole (CAS 1240529-11-6)
- 3-chloro-6,7-dihydrocyclopenta[b]pyridin-5-one (CAS 1196156-78-1)
- 5-(3-chloropropyl)-3-ethyl-1,2-oxazole (CAS 130226-11-8)
- 2-(1-(tert-Butoxycarbonyl)-5-methylpiperidin-3-yl)acetic acid (CAS 2248368-63-8)
- 3-(3,5-Dichlorophenyl)-[1,2,4]triazolo[4,3-a]pyridine (CAS 915375-38-1)
- tert-Butyldimethyl(3-methyl-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)phenoxy)silane (CAS 1218789-84-4)
- 8-Methoxy-6-nitroquinoline (CAS 80912-11-4)
- 1-(4-Chloropent-4-en-1-yl)-4-fluorobenzene (CAS 1143461-60-2)
- 1-(2-Cyclopropyl-5,6,7,8-tetrahydroquinazolin-4-yl)piperidin-4-amine (CAS 1707735-31-6)
- 5-Bromo-1-ethyl-3-formyl-1H-indole-2-carboxylic acid (CAS 2137629-33-3)
- Methyl 3-hydroxy-4-methoxybutanoate (CAS 382141-76-6)
- 2-Deoxy-2-fluoro-D-glucose-1- (CAS 478518-95-5)
- Semaglutide impurity 60 (CAS CATO-C4X-222660)
Why CATO?
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