3,4-二甲氧基-3-环丁烯-1,2-二酮

pro_cas
5222-73-1
pro_cdbregno
CCD00056688
pro_formula
C6 H6 O4
pro_molWeight
142.109

basic_info

Product_Name: 3,4-二甲氧基-3-环丁烯-1,2-二酮
CAS: 5222-73-1
中文同义词: 四方酸二甲酯 ; 方酸二甲酯 ; 3,4-二甲氧基-3-环丁烯-1,2-二酮
EnglishSynonyms: 3,4-DIMETHOXYCYCLOBUT-3-ENE-1,2-DIONE ; 1,2-DIMETHOXY-3,4-DIOXOCYCLOBUT-1-ENE ; 3,4-DIMETHOXY-3-CYCLOBUTENE-1,2-DIONE ; SQUARIC ACID DIMETHYL ESTER ; DIMETHYL SQUARATE ; DIMETHOXYCYCLOBUT-3-ENE-1,2-DIONE
pro_mdlNumber: MFCD00101316
pro_acceptors: 4
pro_donors: 0
pro_smile: COc1c(=O)c(=O)c1OC
InChi: InChI=1S/C6H6O4/c1-9-5-3(7)4(8)6(5)10-2/h1-2H3
InChiKey: InChIKey=SZBNZTGCAMLMJY-UHFFFAOYSA-N

property

MeltingPoint: 55-57 DEG C(LIT)
Comments: APPLICATION: STARTING MATERIAL USED TO PREPARE O-QUINODIMETHANES, BENZOCYCLOBUTENES AND QUINONES
STORAGE TEMPERATURE: 2-8 DEG C
UNSPSC: 12352100
WGK: 3

secure_info

secure_symbol: GHS08 GHS08
secure_signal_word: Danger
secure_risk_stmt: H317-H334
secure_cautionary_stmt: P261-P280-P342 + P311
secure_risk_disclosure_stmt: R:42/43
secure_security_stmt: S:22-24/25-26-36/37/39
secure_wgk_germany: 3

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