7-Iodo-4,4-dimethyl-3,4-dihydronaphthalen-1(2H)-one CAS 166977-96-4
| CAS No. | 166977-96-4 |
| Molecular Formula | C12H13IO |
| Molecular Weight | 300.14 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Owing to a hydroxyl group, an ether linkage, iodine substitution, an aromatic ring system, 7-Iodo-4,4-dimethyl-3,4-dihydronaphthalen-1(2H)-one is typically off-white to pale yellow crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 300.14 g/mol — guide the selection of appropriate sample preparation and analytical techniques. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
7-Iodo-4,4-dimethyl-3,4-dihydronaphthalen-1(2H)-one (CAS 166977-96-4), molecular formula C12H13IO and molecular weight 300.14 g/mol, is a CATO reference standard with documented purity and traceability.
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), 7-Iodo-4,4-dimethyl-3,4-dihydronaphthalen-1(2H)-one 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 | C12H13IO |
| Molecular Weight | 300.14 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (slight halide-like odor) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; 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.) | 2004 |
| Halogen Content | I-containing |
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Recommended Standards
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- Ethyl 5-amino-4-chloro-1-(4-chlorophenyl)-1H-pyrazole-3-carboxylate (CAS 1427012-05-2)
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- Ethyl 3-chloro-6-iodo-8-(trifluoromethyl)imidazo[1,2-a]pyridine-2-carboxylate (CAS 1363405-48-4)
- 2-(4-Isobutyrylphenyl)acetic acid (CAS 65813-68-5)
- 2-(4h-1,2,4-Triazol-3-yl)acetonitrile (CAS 28824-81-9)
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- Volatile Mix 12 (CAS CATO-MVOC109112-ME)
- Ethyl 3-(4-ethylphenyl)-3-oxopropanoate (CAS 51725-80-5)
- (1S,3S)-cyclopentane-1,3-diamine (CAS 1800560-58-0)
- Ilaprazole Impurity 92 (CAS CATO-C4X-113092)
- (3R,4R)-4-(4-bromophenoxy)tetrahydrofuran-3-amine (CAS 1258963-55-1)
- Semaglutide impurity 229 (CAS CATO-C4X-2226229)
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