3-(2-Aminoethanesulfonyl)prop-1-yne hydrochloride CAS 1443980-07-1
| CAS No. | 1443980-07-1 |
| Molecular Formula | C5H9NO2S |
| Molecular Weight | N/A |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 183.65 g/mol gives 3-(2-Aminoethanesulfonyl)prop-1-yne hydrochloride distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
3-(2-Aminoethanesulfonyl)prop-1-yne hydrochloride (CAS 1443980-07-1), molecular formula C5H9NO2SHCl and molecular weight 183.65 g/mol, is a CATO reference standard with documented purity and traceability.
Structurally, 3-(2-Aminoethanesulfonyl)prop-1-yne hydrochloride (C5H9NO2SHCl) contains an amide group, a sulfone group, a carboxylic acid group, a hydroxyl group, an ether linkage, chlorine substitution. The molecule exhibits a degree of unsaturation (DBE) of 1.0, corresponding to approximately 1 ring(s) or double-bond equivalent(s). With a molecular weight of 183.65 g/mol, it falls into the medium-molecular-weight range. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
The assigned purity is verified by mass-balance and quantitative NMR (qNMR) approaches, with the expanded uncertainty reported at a 95% confidence level (k=2). Batch homogeneity and stability are independently assessed for every lot.
Physical & Chemical Properties
| Molecular Formula | C5H9NO2S HCl |
| Molecular Weight | 183.65 g/mol |
| 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 | Light-sensitive; avoid direct strong light; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 1.0 |
| CAS Registry Year (est.) | 1992 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 1 |
Related Aminoethanesulfonyl Standards
- 2-Aminoethanesulfonyl fluoride hydrochloride (CAS 1169199-27-2)
- 2-(2-aminoethanesulfonyl)-1,1,1-trifluoroethane hydrochloride (CAS 1275596-05-8)
- 3-(2-aminoethanesulfonyl)prop-1-ene hydrochloride (CAS 1461713-87-0)
- [2-(2-aminoethanesulfonyl)ethyl]benzene hydrochloride (CAS 1803600-67-0)
- 2-(2-Aminoethanesulfonyl)-2-methylpropane (CAS 771579-60-3)
- 2-(2-aminoethanesulfonyl)ethan-1-amine dihydrochloride (CAS 78544-89-5)
- 2-(2-Aminoethanesulfonyl)-2-methylpropane hydrochloride (CAS 947664-96-2)
Recommended Standards
- 5-hydroxypyrimidine-2-carbonitrile (CAS 345642-86-6)
- 2,5-Dichloro-N-(5-(4-chlorophenyl)-1,3,4-thiadiazol-2-yl)benzamide (CAS 392242-05-6)
- (S)-2-(3-chloro-5-methylphenyl)piperidine (CAS 1213489-13-4)
- Methyl 2-methoxy-5-(2-methylthiazol-4-yl)benzoate (CAS 1416346-03-6)
- 2-(4-Aminophenyl)propan-2-ol (CAS 23243-04-1)
- 3-Benzamido-6-methyl-2-oxo-2H-pyran-5-carboxamide (CAS 320420-28-8)
- 2-(1-phenylethyl)oxirane (CAS 15701-82-3)
- n-Cyclopropyl-3-(o-tolyl)acrylamide (CAS 1015976-32-5)
- 2,4,6-Trimethyl-1H-indole-3-carbaldehyde (CAS 883547-93-1)
- (Leu31,Pro34)-Peptide YY (human) trifluoroacetate salt (CAS 179986-95-9)
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