(Difluoro-λ⁴-sulfanylidene)-diethyl-ammonium CAS 63517-28-2
| CAS No. | 63517-28-2 |
| Molecular Formula | C4H10F2NS |
| Molecular Weight | 142.19 g/mol |
| 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 (Difluoro-λ⁴-sulfanylidene)-diethyl-ammonium.
(Difluoro-λ⁴-sulfanylidene)-diethyl-ammonium (CAS 63517-28-2), molecular formula C4H10F2NS and molecular weight 142.19 g/mol, is a CATO reference standard with documented purity and traceability.
Structurally, (Difluoro-λ⁴-sulfanylidene)-diethyl-ammonium (C4H10F2NS) contains sulfur-containing functionality, fluorine substitution. The molecule exhibits a degree of unsaturation (DBE) of -0.5, corresponding to approximately 0 ring(s) or double-bond equivalent(s). With a molecular weight of 142.19 g/mol, it falls into the low-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.
This reference standard is suitable for quantitative analysis on major chromatographic platforms including HPLC, GC, LC-MS/MS, and GC-MS, serving as an external calibration standard or a system suitability test reference material.
As a certified reference material (CRM), (Difluoro-λ⁴-sulfanylidene)-diethyl-ammonium 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 | C4H10F2NS |
| Molecular Weight | 142.19 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 |
| Stability | Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | -0.5 |
| CAS Registry Year (est.) | 1975 |
| Halogen Content | F-containing |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 1 |
Related Difluoro Standards
- 2,3-Difluoro-1,4-dimethylbenzene (CAS 116850-22-7)
- 1,4-Difluoro-2,3-dimethylbenzene (CAS 1736-90-9)
- 1,5-Difluoro-2,4-dimethylbenzene (CAS 63696-97-9)
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Recommended Standards
- (3-Fluorophenyl)methanethiol (CAS 40096-23-9)
- (Fluoromethyl)(phenyl)sulfane (CAS 60839-94-3)
- (2-Fluorophenyl)methanethiol (CAS 72364-46-6)
- 1,3-Dimethoxybenzene-2,4,5,6-d4 (CAS 362049-44-3)
- Methyl 2-bromo-4H-thieno[3,2-b]pyrrole-5-carboxylate (CAS 1283737-10-9)
- 1,3,7,8-Tetramethylxanthine (CAS 832-66-6)
- N-methyl-3-(pyrrolidin-1-yl)butan-1-amine (CAS 1177352-54-3)
- Olaparib Impurity 21 (CAS CATO-C4X-1135121)
- 1-Butanone, 2-(dimethylamino)-2-[(4-methylphenyl)methyl]-1-[4-(4-morpholinyl)phenyl]- (CAS 119344-86-4)
- Ethyl 2-bromo-4-phenylbutanoate (CAS 82586-61-6)
- 1,2-Bis(3-(trifluoromethyl)phenyl)hydrazine (CAS 351-19-9)
- 5-Methyl-1-(pentan-3-yl)-1h-pyrazol-3-amine hydrochloride (CAS 1432681-84-9)
- Methyl 5,6,7,8-tetrahydroindolizine-2-carboxylate (CAS 87281-44-5)
- Tirzepatide Impurity 44 (CAS CATO-C4X-324044)
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