1,4-difluoro-2,5-dimethoxybenzene
1,4-difluoro-2,5-dimethoxybenzene structure
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Common Name | 1,4-difluoro-2,5-dimethoxybenzene | ||
|---|---|---|---|---|
| CAS Number | 199866-90-5 | Molecular Weight | 174.14500 | |
| Density | 1.193g/cm3 | Boiling Point | 193.7ºC at 760 mmHg | |
| Molecular Formula | C8H8F2O2 | Melting Point | 123-125 °C(lit.) | |
| MSDS | Chinese USA | Flash Point | N/A | |
| Symbol |
GHS07 |
Signal Word | Warning | |
This table lists Chinese names, IUPAC names and various aliases of this chemical substance.
| Name | 1,4-difluoro-2,5-dimethoxybenzene |
|---|---|
| Synonym | More Synonyms |
This table shows physicochemical parameters including melting point, boiling point, density, solubility and optical rotation. Missing data is marked as N/A.
| Density | 1.193g/cm3 |
|---|---|
| Boiling Point | 193.7ºC at 760 mmHg |
| Melting Point | 123-125 °C(lit.) |
| Molecular Formula | C8H8F2O2 |
| Molecular Weight | 174.14500 |
| Exact Mass | 174.04900 |
| PSA | 18.46000 |
| LogP | 1.98200 |
| Vapour Pressure | 0.64mmHg at 25°C |
| Index of Refraction | 1.455 |
| InChIKey | QNQUBUBFPGHXAL-UHFFFAOYSA-N |
| SMILES | COc1cc(F)c(OC)cc1F |
This table provides MSDS information including hazard classification, first‑aid, fire‑fighting, spill handling, operation and storage instructions.
This table covers safety warnings, protective measures, incompatible substances and disposal guidelines for this compound.
| Symbol |
GHS07 |
|---|---|
| Signal Word | Warning |
| Hazard Statements | H315-H319-H335 |
| Precautionary Statements | P261-P305 + P351 + P338 |
| Personal Protective Equipment | dust mask type N95 (US);Eyeshields;Gloves |
| Hazard Codes | Xi |
| Risk Phrases | R36/37/38 |
| Safety Phrases | S26-S36 |
| RIDADR | NONH for all modes of transport |
| WGK Germany | 3 |
| HS Code | 2909309090 |
This table shows customs‑related data including HS‑code, tariff and regulatory conditions for import and export.
| HS Code | 2909309090 |
|---|---|
| Summary | 2909309090 other aromatic ethers and their halogenated, sulphonated, nitrated or nitrosated derivatives VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:5.5% General tariff:30.0% |
This table lists relevant public references with title, journal and publication metadata for this compound.
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Long-lived radical cation salts obtained by interaction of monocyclic arenes with niobium and tantalum pentahalides at room temperature: EPR and DFT studies.
Chemistry 19(41) , 13962-9, (2013) The 1:3 reactions of the alkoxy arenes 1,4-(MeO)2 C6 H4 and 1,4-F2 -2,5-(MeO)2 C6 H2 with TaF5 in chloroform at 40-50 °C resulted in formation in about 35 % yield of the long-lived radical cation salt... |
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Iterative benzyne-furan cycloaddition reactions: studies toward the total synthesis of ent-Sch 47554 and ent-Sch 47555.
Org. Lett. 8(13) , 2859-61, (2006) [reaction: see text] 7-Fluoro-5,8-dimethoxy-1-naphthol, prepared from the lithiation and benzyne formation from 1,4-difluoro-2,5-dimethoxybenzene and Diels-Alder cycloaddition with furan, was sequenti... |
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1,4-Difluoro-2,5-dimethoxybenzene as a precursor for iterative double benzyne-furan Diels-Alder reactions.
J. Org. Chem. 70(9) , 3525-9, (2005) [reaction: see text] The use of 1,4-difluoro-2,5-dimethoxybenzene as a novel precursor for iterative two-directional benzyne-furan Diels-Alder reactions, using a range of 2- and 3-substituted furans, ... |
This table collects all English aliases, systematic names and CAS‑related synonyms of the compound.
| 2,5-difluoro-1,4-dimethoxybenzene |
| 1,4-Difluoro-2,5-dimethoxybenzene |
| MFCD00142553 |
This section contains frequently‑asked‑questions about this compound, including basic parameters, properties, storage conditions and corresponding answers.
| Q: What is the SMILES notation of 1,4-difluoro-2,5-dimethoxybenzene? |
| A: SMILES notation of 1,4-difluoro-2,5-dimethoxybenzene is COc1cc(F)c(OC)cc1F. |
| Q: What is the English name of 1,4-difluoro-2,5-dimethoxybenzene? |
| A: The English name of 1,4-difluoro-2,5-dimethoxybenzene is 1,4-difluoro-2,5-dimethoxybenzene. |
| Q: What is the CAS number of 1,4-difluoro-2,5-dimethoxybenzene? |
| A: CAS number of 1,4-difluoro-2,5-dimethoxybenzene is 199866-90-5. |
| Q: What is the InChIKey of 1,4-difluoro-2,5-dimethoxybenzene? |
| A: InChIKey of 1,4-difluoro-2,5-dimethoxybenzene is QNQUBUBFPGHXAL-UHFFFAOYSA-N. |
| Q: What is the melting point of 1,4-difluoro-2,5-dimethoxybenzene? |
| A: Melting point of 1,4-difluoro-2,5-dimethoxybenzene is 123-125 °C(lit.). |
| Q: What is the molecular weight of 1,4-difluoro-2,5-dimethoxybenzene? |
| A: Molecular weight of 1,4-difluoro-2,5-dimethoxybenzene is 174.14500. |
| Q: What is the LogP of 1,4-difluoro-2,5-dimethoxybenzene? |
| A: LogP of 1,4-difluoro-2,5-dimethoxybenzene is 1.98200. |
| Q: What English synonyms does 1,4-difluoro-2,5-dimethoxybenzene have? |
| A: English synonyms of 1,4-difluoro-2,5-dimethoxybenzene: 2,5-difluoro-1,4-dimethoxybenzene, 1,4-Difluoro-2,5-dimethoxybenzene, MFCD00142553. |
| Q: What is the molecular formula of 1,4-difluoro-2,5-dimethoxybenzene? |
| A: Molecular formula of 1,4-difluoro-2,5-dimethoxybenzene is C8H8F2O2. |
| Q: What is the polar surface area (PSA) of 1,4-difluoro-2,5-dimethoxybenzene? |
| A: Polar surface area (PSA) of 1,4-difluoro-2,5-dimethoxybenzene is 18.46000. |
This table lists manufacturers and suppliers of this compound, including vendor names and product supply reference information.
| Shanghai Nianxing Industrial Co., Ltd |
| Dayang Chem (Hangzhou) Co., Ltd. |