1-(2-Aminoethyl)imidazolidine-2-thione CAS 40778-59-4
| CAS No. | 40778-59-4 |
| Molecular Formula | C5H11N3S |
| Molecular Weight | 145.23 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
1-(2-Aminoethyl)imidazolidine-2-thione (C5H11N3S) contains a nitrile group, sulfur-containing functionality. Its physicochemical properties are representative of its class; these physicochemical properties determine the optimal preparation and storage of its standard solutions. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
1-(2-Aminoethyl)imidazolidine-2-thione (CAS 40778-59-4), molecular formula C5H11N3S and molecular weight 145.23 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.
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 | C5H11N3S |
| Molecular Weight | 145.23 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 2.0 |
| CAS Registry Year (est.) | 1968 |
| Nitrogen Atoms | 3 |
| Sulfur Atoms | 1 |
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Recommended Standards
- 5-Isopropyl-4,5-dihydro-1,3,4-thiadiazol-2-amine (CAS 150744-05-1)
- 3-Amino-1-(2-methylprop-2-en-1-yl)thiourea (CAS 39215-63-9)
- 3-Amino-1-cyclobutylthiourea (CAS 1247786-15-7)
- 4-(Methylthio)butyl azide (CAS 57775-01-6)
- 3,4-Dideoxyglucosone-3-ene (CAS 252006-38-5)
- Isodimethoate (CAS 3344-11-4)
- 5-Methoxy-2-methyl-3-nitropyridine (CAS 1211534-67-6)
- 7-Amino-4-hydroxyquinoline-3-carboxylic acid (CAS 85344-88-3)
- (R)-3-(Boc-amino)-5-(methylthio)pentanoic Acid (CAS 244251-20-5)
- Sapropterin Impurity 2 (CAS CATO-C4X-27662)
- 2-(4-Aminopiperidin-1-yl)cyclopentan-1-ol (CAS 1184385-01-0)
- 4-(1-Ethoxyethoxy)-N,N-diphenylaniline (CAS 880544-72-9)
- L-Kynurenine-d4 (CAS 194546-33-3)
- Semaglutide-d5 (CAS CATO-C4X-2226153)
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