CAS 5222-73-1|Dimethyl squarate
Introduction：Basic information about CAS 5222-73-1|Dimethyl squarate, including its chemical name, molecular formula, synonyms, physicochemical properties, and safety information, etc.
| Common Name | Dimethyl squarate | ||
|---|---|---|---|
| CAS Number | 5222-73-1 | Molecular Weight | 142.109 |
| Density | 1.3±0.1 g/cm3 | Boiling Point | 286.1±50.0 °C at 760 mmHg |
| Molecular Formula | C6H6O4 | Melting Point | 55-57 °C(lit.) |
| MSDS | ChineseUSA | Flash Point | 128.0±30.2 °C |
| Symbol | GHS08 | Signal Word | Danger |
Names
| Name | 3,4-Dimethoxy-3-cyclobutene-1,2-dione |
|---|---|
| Synonym | More Synonyms |
Chemical & Physical Properties
| Density | 1.3±0.1 g/cm3 |
|---|---|
| Boiling Point | 286.1±50.0 °C at 760 mmHg |
| Melting Point | 55-57 °C(lit.) |
| Molecular Formula | C6H6O4 |
| Molecular Weight | 142.109 |
| Flash Point | 128.0±30.2 °C |
| Exact Mass | 142.026611 |
| PSA | 52.60000 |
| LogP | -1.21 |
| Vapour Pressure | 0.0±0.6 mmHg at 25°C |
| Index of Refraction | 1.478 |
| InChIKey | SZBNZTGCAMLMJY-UHFFFAOYSA-N |
| SMILES | COc1c(OC)c(=O)c1=O |
| Storage condition | 0-6°C |
Safety Information
| Symbol | GHS08 |
|---|---|
| Signal Word | Danger |
| Hazard Statements | H317-H334 |
| Precautionary Statements | P261-P280-P342 + P311 |
| Personal Protective Equipment | dust mask type N95 (US);Eyeshields;Faceshields;Gloves |
| Hazard Codes | Xi |
| Risk Phrases | R42/43 |
| Safety Phrases | S22-S24/25-S26-S36/37/39 |
| RIDADR | NONH for all modes of transport |
| WGK Germany | 3 |
| HS Code | 2914509090 |
Customs
| HS Code | 2914509090 |
|---|---|
| Summary | HS:2914509090 other ketones with other oxygen function VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:5.5% General tariff:30.0% |
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Synonyms
| Dimethyl squarate |
| EINECS 220-761-4 |
| 3,4-dimethoxycyclobut-3-ene-1,2-dione |
| 3-Cyclobutene-1,2-dione, 3,4-dimethoxy- |
| MFCD00101316 |
| 3,4-Dimethoxy-3-cyclobutene-1,2-dione |
| Squaric acid dimethyl ester |
