CAS Number5222-73-1
SynonymsDimethyl squarate; EINECS 220-761-4; 3,4-dimethoxycyclobut-3-ene-1,2-dione; MFCD00101316; 3,4-Dimethoxy-3-cyclobutene-1,2-dione; Squaric acid dimethyl ester
Molecular Formula(CH3O)2C4(=O)2
Molecular Weight142.11
Purity99%
Density1.3±0.1 g/cm3
Boiling Point286.1±50.0 °C at 760 mmHg
Melting Point55-57 °C (lit.)
Appearancesolid
Symbol
Signal WordWarning
| Chemical & Physical Properties | |
|---|---|
| CAS Number | 5222-73-1 |
| Catalog No. | 2A-9031541 |
| Chinese Name | 方酸二甲酯 |
| Synonyms | Dimethyl squarate; EINECS 220-761-4; 3,4-dimethoxycyclobut-3-ene-1,2-dione; MFCD00101316; 3,4-Dimethoxy-3-cyclobutene-1,2-dione; Squaric acid dimethyl ester |
| Molecular Formula | (CH3O)2C4(=O)2 |
| Molecular Weight | 142.11 |
| Purity | 99 |
| Density | 1.3±0.1 g/cm3 |
| Boiling Point | 286.1±50.0 °C at 760 mmHg |
| Melting Point | 55-57 °C (lit.) |
| Appearance | solid |
| Storage Condition | Avoid light, keep in a cool and dry place, sealed |
| HTC | 2914509090 |
| PubChem ID | 24863502 |
| MDL Number | MFCD00101316 |
| SMILES | COC1=C(OC)C(=O)C1=O |
| InChI | 1S/C6H6O4/c1-9-5-3(7)4(8)6(5)10-2/h1-2H3 |
| InChI Key | SZBNZTGCAMLMJY-UHFFFAOYSA-N |
| NACRES Code | NA.22 |
| UNSPSC | 12352100 |
| Hazard Symbols | transportation |
| MSDS | msds/31541_2_5222_73_1.pdf |
| Tax Rebate | 9.0% |
| Supervision | None MFN tariff: 5.5% Ordinary tariff: 30.0% |
| Transport Info | Product name: Purity: 98.0% |
| MSDS Transport Info | Module 14. Shipping information 14.1 UN dangerous goods number European Land Transport Dangerous Regulations: -International Maritime Dangerous Regulations: -International Air Transport Dangerous Regulations: - 14.2 Names specified by the United Nations (UN) European Land Transport Dangerous Regulations: Non-dangerous goods IMDG Code: Non-dangerous goods International air transport dangerous goods regulations: non-dangerous goods 14.3 Transport hazard categories European Land Transport Dangerous Regulations: -International Maritime Dangerous Regulations: -International Air Transport Dangerous Regulations: - 14.4 Package group European Land Transport Dangerous Regulations: -International Maritime Dangerous Regulations: -International Air Transport Dangerous Regulations: - 14.5 Environmental hazards European Land Transport Dangerous Regulations: No International Maritime Transport Dangerous Regulations Maritime Pollutants: No International Air Transport Risk Regulations: No 14.6 Special reminder to users No data available |
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