1,5-Diiodo-2,4-dimethylbenzene CAS 4102-50-5
| CAS No. | 4102-50-5 |
| Molecular Formula | C8H8I2 |
| Molecular Weight | 357.96 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 357.96 g/mol gives 1,5-Diiodo-2,4-dimethylbenzene distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
CATO supplies 1,5-Diiodo-2,4-dimethylbenzene (CAS 4102-50-5), a certified reference material (molecular formula C8H8I2, MW 357.96 g/mol) for analytical method development and quality control.
Based on its molecular formula C8H8I2, 1,5-Diiodo-2,4-dimethylbenzene contains iodine substitution, an aromatic ring system; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 357.96 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The presence of an aromatic ring or conjugated system gives the compound characteristic absorption bands in the UV-Vis region, making it well suited to UV or diode-array detection (DAD).
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
As a certified reference material (CRM), 1,5-Diiodo-2,4-dimethylbenzene 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 | C8H8I2 |
| Molecular Weight | 357.96 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (slight halide-like odor, low volatility) |
| Purity | 97%+ |
| Storage | Store at room temperature |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO |
| Stability | May oxidize slowly on prolonged air exposure |
| Degree of Unsaturation (DBE) | 4.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1958 |
| Halogen Content | I-containing |
Related Diiodo Standards
- 1,4-Diiodo-2,5-dimethylbenzene (CAS 1124-08-9)
- 1,2-Diiodo-4,5-dimethylbenzene (CAS 5182-67-2)
- 2,5-Diiodo-1,3-dimethylbenzene (CAS 4102-48-1)
- 2,4-Diiodo-6-methylaniline (CAS 117832-09-4)
- 2,4-Diiodo-5-methylaniline (CAS 117832-10-7)
- 2,4-Diiodo-3-methylaniline (CAS 860751-94-6)
- 2,6-Diiodo-4-methylaniline (CAS 64662-57-3)
- 3,5-Diiodo-6-methylpyridin-2-amine (CAS 1000342-88-0)
Recommended Standards
- N-[3-(3-chloro-4-cycloÂhexylÂphenylÂ)-2-propynylÂ]-N-ethyl-cycloÂhexane amine (CAS 132173-04-7)
- 3-Bromo-2-chloro-5-(trifluoromethyl)benzenesulfonyl chloride (CAS 2384426-01-9)
- 3-Bromo-4-chloro-5-(trifluoromethyl)benzenesulfonyl chloride (CAS 2386905-65-1)
- Atogepant Impurity 13 (CAS 1456803-65-8)
- Sodium 6,13-dichloro-3,10-bis(phenylamino)benzo[5,6][1,4]oxazino[2,3-b]phenoxazine-2,9-disulfonate (CAS 6527-70-4)
- 2-Methyl-1,4-naphthoquinone-d8 (CAS 478171-80-1)
- Thallium(I) nitrate (CAS 10102-45-1)
- 4-methyl-2-(1-methyl-1H-pyrazol-4-yl)benzaldehyde (CAS 1558171-05-3)
- 3-Methyl-N-((1-methyl-1H-pyrazol-4-yl)methyl)-1-propyl-1H-pyrazol-4-amine hydrochloride (CAS 1856031-19-0)
- 8-Methoxy-1-methylquinolin-4(1H)-one (CAS 127285-62-5)
- Methyl 3,4-dibromo-1H-indole-6-carboxylate (CAS 1352394-97-8)
- Fmoc-L-photo-leucine (CAS 1360651-24-6)
- n-((Benzyloxy)carbonyl)-n-(tert-butyl)glycine (CAS 71922-67-3)
- Semaglutide Impurity 137 (x TFA Salt) (CAS CATO-C4X-2226137)
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