25212-74-2 NSC-170908 NSC170908 Poly(thio-1,4-phenylene) CAS 25212-74-2
| CAS No. | 25212-74-2 |
| Molecular Formula | C6H12S2 |
| Molecular Weight | 148.29 g/mol |
| 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.
25212-74-2 NSC-170908 NSC170908 Poly(thio-1,4-phenylene) (CAS 25212-74-2), molecular formula C6H12S2 and molecular weight 148.29 g/mol, is a CATO reference standard with documented purity and traceability.
Owing to sulfur-containing functionality, 25212-74-2 NSC-170908 NSC170908 Poly(thio-1,4-phenylene) is typically white to off-white liquid. Its solid-state physicochemical attributes — including a molecular weight of 148.29 g/mol — guide the selection of appropriate sample preparation and analytical techniques.
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.
Physical & Chemical Properties
| Molecular Formula | C6H12S2 |
| Molecular Weight | 148.29 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO |
| Stability | Stable under recommended storage conditions |
| Degree of Unsaturation (DBE) | 1.0 |
| CAS Registry Year (est.) | 1964 |
| Sulfur Atoms | 2 |
Recommended Standards
- 2-Ethyl-1,3-dithiane (CAS 6007-23-4)
- 1,4-Benzenedithiol 624-39-5 A8632 benzene-1,4-dithiol (CAS 624-39-5)
- 1-Allyl-2-propyldisulfane (CAS 2179-59-1)
- 1,2,3,5-Tetramethylbenzene-d14 (CAS 1219795-11-5)
- 2-(2-Amino-3-(difluoromethyl)-5-nitropyridin-4-yl)acetonitrile (CAS 1805013-19-7)
- Methyl 2-((4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyridin-2-yl)oxy)acetate (CAS 1346697-34-4)
- Tetrahydrofuran-3-ylhydrazine (CAS 773822-87-0)
- 6-Cyclopropyl-3-oxo-2,3-dihydropyridazine-4-carboxylic acid (CAS 1890462-30-2)
- Siponimod Impurity 36 (CAS CATO-C4X-247236)
- 4-Methylenechroman (CAS 87280-12-4)
- Mirogabalin Impurity 171 (CAS CATO-C4X-2924171)
- 2',3',5',6'-Tetrafluoro-[1,1':4',1''-terphenyl]-4,4''-dicarbaldehyde (CAS 869959-17-1)
- Bis(3-(trifluoromethyl)phenyl)silanediol (CAS 383-22-2)
- Neuropeptide S (human) (CAS 412938-67-1)
Why CATO?
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