3,5-Difluoro-4-methylbenzodifluoride CAS 1806332-77-3
| CAS No. | 1806332-77-3 |
| Molecular Formula | C8H6F4 |
| Molecular Weight | 178.13 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
As a certified reference material (CRM), 3,5-Difluoro-4-methylbenzodifluoride 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.
3,5-Difluoro-4-methylbenzodifluoride (CAS 1806332-77-3), molecular formula C8H6F4 and molecular weight 178.13 g/mol, is a CATO reference standard with documented purity and traceability.
Structurally, 3,5-Difluoro-4-methylbenzodifluoride (C8H6F4) contains fluorine substitution, an aromatic ring system. The molecule exhibits a degree of unsaturation (DBE) of 4.0, corresponding to approximately 4 ring(s) or double-bond equivalent(s). With a molecular weight of 178.13 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.
Physical & Chemical Properties
| Molecular Formula | C8H6F4 |
| Molecular Weight | 178.13 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (slight halide-like odor, low volatility) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, keep tightly closed to prevent evaporation |
| 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.) | 1995 |
| Halogen Content | F-containing |
Related Difluoro Standards
- 2,2-Difluoro-2-(3-oxocyclopentyl)acetic acid (CAS 1780193-51-2)
- 2,5-Difluoro-4-methylbenzodifluoride (CAS 1803735-01-4)
- 2,6-Difluoro-3-methylbenzodifluoride (CAS 1803792-93-9)
- 2,3-Difluoro-6-methylbenzodifluoride (CAS 1803813-05-9)
- 2,3-Difluoro-5-methylbenzodifluoride (CAS 1803825-52-6)
- 4,5-Difluoro-2-methylbenzodifluoride (CAS 1803825-58-2)
- 2,4-Difluoro-6-methylbenzodifluoride (CAS 1803826-64-3)
- 3,6-Difluoro-2-methylbenzodifluoride (CAS 1803847-29-1)
Recommended Standards
- 2,4-Difluoro-3-methylbenzodifluoride (CAS 1806332-68-2)
- 2,6-Difluoro-4-methylbenzodifluoride (CAS 1806370-08-0)
- 3,4-Difluoro-5-methylbenzodifluoride (CAS 1806320-84-2)
- 2,4-Difluoro-5-methylbenzodifluoride (CAS 1807099-57-5)
- 2-chloro-1-(4-methyl-1H-indol-3-yl)ethanone (CAS 115027-17-3)
- (1S,2S)-2-Phenylcyclopropanecarboxylic Acid (CAS 23020-15-7)
- Ethyl 2-amino-4-(4-fluorophenyl)-6-(hydroxymethyl)-8-oxo-4H,8H-pyrano[3,2-b]pyran-3-carboxylate (CAS 664999-74-0)
- ETF220Q65R 36768-62-4 4-Amino-2,2,6,6-tetramethylpiperidine 4-Piperidinamine, 2,2,6,6-tetramethyl- Piperidine, 4-amino-2,2,6,6-tetramethyl- 2,2,6,6-Tetramethyl-4-piperidylamine 5-22-08-00162 (Beilstein Handbook Reference) AI3-60306 BRN 0105038 EINECS 253-197-2 NSC 102510 2,2,6,6-Tetramethyl-4-aminopiperidine UNII-ETF220Q65R EC 253-197-2 (CAS 36768-62-4)
- 2-Allylbenzofuran-3(2H)-one (CAS 104034-51-7)
- (2E)-1-(2,4-Dichlorophenyl)-3-(dimethylamino)but-2-en-1-one (CAS 478041-27-9)
- L-AP4 (CAS 23052-81-5)
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- Peptide YY (canine, mouse, porcine, rat) trifluoroacetate salt (CAS 81858-94-8)
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