(1R,2S)-Ethyl 1-amino-2-vinylcyclopropanecarboxylate hemisulfate CAS 1173807-85-6
| CAS No. | 1173807-85-6 |
| Molecular Formula | 2*C8H13NO2 |
| Molecular Weight | N/A |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Under current pharmacopoeial and regulatory frameworks, quality-control requirements for this class of reference material explicitly involve the control of targets including (1R,2S)-Ethyl 1-amino-2-vinylcyclopropanecarboxylate hemisulfate.
(1R,2S)-Ethyl 1-amino-2-vinylcyclopropanecarboxylate hemisulfate (CAS 1173807-85-6), molecular formula C8H13NO2H2O4S and molecular weight 253.27 g/mol, is a CATO reference standard with documented purity and traceability.
Owing to an amide group, a sulfone group, a carboxylic acid group, a hydroxyl group, an ether linkage, (1R,2S)-Ethyl 1-amino-2-vinylcyclopropanecarboxylate hemisulfate is typically white to off-white crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 253.27 g/mol — guide the selection of appropriate sample preparation and analytical techniques. 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.
As a certified reference material (CRM), (1R,2S)-Ethyl 1-amino-2-vinylcyclopropanecarboxylate hemisulfate meets the metrological traceability requirements of ISO/IEC 17025 laboratories. Batch-to-batch consistency is monitored via control charts to guarantee comparable assigned values across lots.
Physical & Chemical Properties
| Molecular Formula | 2*C8H13NO2 H2O4S |
| Molecular Weight | 253.27 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO |
| Stability | Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 2.0 |
| CAS Registry Year (est.) | 1989 |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 1 |
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Why CATO?
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