(E)-but-2-enedioic
acid (Molecular Formula: C₂₃H₂₃NO₅S)

Product Name:	(E)-but-2-enedioic acid
CAS Registry Number:	34580-14-8
EINECS:	252-100-0
Synonyms:	KETOTIFEN FUMARATE; Zaditen; EINECS 252-100-0; Ketotifen hydrogen fumarate; Zaditor; Ketotifen fumarate salt;10-(1-methylpiperidin-4-ylidene)-5H-benzo[1,2]cyclohepta[3, 4-b]thiophen-4-one;(E)-but-2-enedioic acid; 34580-14-8; Alaway;
Molecular Structure:
Molecular Formula:	C₂₃H₂₃NO₅S
Molecular Weight:	425.49742
Density:	1.236g/cm³
Boiling Point:	488.9 °C at 760 mmHg
Melting Point:	191--195℃
Flash Point:	249.5 °C
Risk Codes:	S36,
Safety Statements:	R22,
Hazard Symbols:	Xn:Harmful;

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