(5-Chlorothiazol-2-yl)methanamine hydrochloride CAS 1187932-87-1
| CAS No. | 1187932-87-1 |
| Molecular Formula | C4H5ClN2S |
| Molecular Weight | N/A |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
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.
(5-Chlorothiazol-2-yl)methanamine hydrochloride (CAS 1187932-87-1), molecular formula C4H5ClN2SHCl and molecular weight 185.07 g/mol, is a CATO reference standard with documented purity and traceability.
Structurally, (5-Chlorothiazol-2-yl)methanamine hydrochloride (C4H5ClN2SHCl) contains a nitrile group, sulfur-containing functionality, chlorine substitution. The molecule exhibits a degree of unsaturation (DBE) of 2.0, corresponding to approximately 2 ring(s) or double-bond equivalent(s). With a molecular weight of 185.07 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.
Physical & Chemical Properties
| Molecular Formula | C4H5ClN2S HCl |
| Molecular Weight | 185.07 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 2.0 |
| CAS Registry Year (est.) | 1989 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 1 |
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Recommended Standards
- 2-(4-Chloro-6-methyl-7H-pyrrolo[2,3-d]pyrimidin-7-yl)ethanol (CAS 26035-87-0)
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- 2H-Pyrrolo[3,4-d]thiazole (CAS 72332-80-0)
- 1-(4-Acetyl-3-methylpiperazin-1-yl)-2-aminoethanone (CAS 1353962-59-0)
- 2-Chloro-4-(4-fluoro-2-methoxyphenyl)pyridine (CAS 1333468-54-4)
- tert-Butyl (3S,5S)-3-hydroxy-5-methylpiperidine-1-carboxylate (CAS 2409588-29-8)
- Flubendazole EP Impurity A (CAS CATO-C4X-24384)
- 1-(pyridazin-4-yl)ethan-1-amine (CAS 1008498-13-2)
- 1,3-Dimethyl-1H-1,2,4-triazole-5-carboxylic acid (CAS 1023307-69-8)
- Tirzepatide Impurity 10 (CAS CATO-C4X-324010)
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