1-ethyl-3-isothiocyanato-benzene 1-ethyl-3-isothiocyanatobenzene 19241-20-4 A813570 CAS 19241-20-4
| CAS No. | 19241-20-4 |
| Molecular Formula | C9H9NS |
| Molecular Weight | 163.24 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
The occurrence of 1-ethyl-3-isothiocyanato-benzene 1-ethyl-3-isothiocyanatobenzene 19241-20-4 A813570 is closely related to a nitrogen-containing heterocyclic scaffold, a nitrile group, sulfur-containing functionality in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.
CATO supplies 1-ethyl-3-isothiocyanato-benzene 1-ethyl-3-isothiocyanatobenzene 19241-20-4 A813570 (CAS 19241-20-4), a certified reference material (molecular formula C9H9NS, MW 163.24 g/mol) for analytical method development and quality control.
Structurally, 1-ethyl-3-isothiocyanato-benzene 1-ethyl-3-isothiocyanatobenzene 19241-20-4 A813570 (C9H9NS) contains a nitrogen-containing heterocyclic scaffold, a nitrile group, sulfur-containing functionality. The molecule exhibits a degree of unsaturation (DBE) of 6.0, corresponding to approximately 6 ring(s) or double-bond equivalent(s). With a molecular weight of 163.24 g/mol, it falls into the medium-molecular-weight range. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
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 | C9H9NS |
| Molecular Weight | 163.24 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO |
| Stability | Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 6.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1962 |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 1 |
Related ethyl Standards
- 1-Isothiocyanato-2,4-dimethylbenzene (CAS 71685-97-7)
- 3-Isothiocyanato-2,6-dimethyl-pyridine (CAS 1048919-76-1)
- 4-Isothiocyanato-2,6-dimethylpyrimidine (CAS 928714-57-2)
- 1-Isothiocyanato-2-methanesulfonylethane (CAS 1086228-14-9)
- 2-Isothiocyanato-6-methoxypyridine (CAS 1103425-81-5)
- 3-Isothiocyanato-2-methoxypyridine (CAS 52023-94-6)
- 5-Isothiocyanato-2-methoxypyridine (CAS 52023-93-5)
- 4-Isothiocyanato-6-methoxypyrimidine (CAS 1192813-23-2)
Recommended Standards
- 2-Ethylphenyl isothiocyanate (CAS 19241-19-1)
- Benzo[b]thiophen-6-ylmethanamine (CAS 19301-41-8)
- 3,4-Dimethylphenyl isothiocyanate (CAS 19241-17-9)
- 7-Methylbenzo[b]thiophen-3-amine (CAS 1935908-32-9)
- Diethyl 4-bromo-7-methoxy-1-tosyl-1H-pyrrolo[2,3-c]pyridine-2,3-dicarboxylate (CAS 1956366-17-8)
- 2-((1-Chloro-2,2,2-trifluoroethyl)thio)pyridine (CAS 145143-27-7)
- 4-(Prop-2-yn-1-yl)thiomorpholine 1-oxide hydrochloride (CAS 1803586-48-2)
- Methyl 2-isopropyl-1-oxa-5-thiaspiro[2.4]heptane-2-carboxylate 5,5-dioxide (CAS 1522722-39-9)
- 1-Butyl-3-methylimidazolium hydrogen sulfate (CAS 693226-64-1)
- 2-Chloro-4-methyl-1-(sulfinylamino)benzene (CAS 1785759-39-8)
- 2-(3-Oxo-3,5,7,8-tetrahydro-2H-pyrano[4,3-c]pyridazin-2-yl)acetic acid (CAS 1443291-32-4)
- 3-Bromo-2,4-dimethoxypyridine (CAS 96246-00-3)
- Methyl 2-(3-chloro-4-fluorophenyl)-2-hydroxyacetate (CAS 1520836-52-5)
- Semaglutide Impurity 122 (CAS CATO-C4X-2226122)
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