Dimethyl squarate structure
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Common Name | Dimethyl squarate | ||
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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 | Chinese USA | Flash Point | 128.0±30.2 °C | |
Symbol |
GHS08 |
Signal Word | Danger |
Name | 3,4-Dimethoxy-3-cyclobutene-1,2-dione |
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Synonym | More Synonyms |
Density | 1.3±0.1 g/cm3 |
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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 |
Storage condition | 0-6°C |
Symbol |
GHS08 |
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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 |
Precursor 9 | |
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DownStream 5 | |
HS Code | 2914509090 |
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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% |
A Cholera Conjugate Vaccine Containing O-specific Polysaccharide (OSP) of V. cholerae O1 Inaba and Recombinant Fragment of Tetanus Toxin Heavy Chain (OSP:rTTHc) Induces Serum, Memory and Lamina Proprial Responses against OSP and Is Protective in Mice.
PLoS Negl. Trop. Dis. 9 , e0003881, (2015) Vibrio cholerae is the cause of cholera, a severe watery diarrhea. Protection against cholera is serogroup specific. Serogroup specificity is defined by the O-specific polysaccharide (OSP) component o... |
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Squaric acid-based peptidic inhibitors of matrix metalloprotease-1.
J. Org. Chem. 70(26) , 10792-802, (2005) [structure: see text] A series of squaric acid-peptide conjugates were synthesized and evaluated as inhibitors of MMP-1. The cyclobut-3-enedione core was substituted at the 3-position with several fun... |
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Tetrahedron Lett. 34 , 6177, (1993)
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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 |