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4H-1-Benzopyran-2-carboxylicacid, 5,5'-[(2-hydroxy-1,3-propanediyl)bis(oxy)]bis[4-oxo- (16110-51-3)

Identification
Name:4H-1-Benzopyran-2-carboxylicacid, 5,5'-[(2-hydroxy-1,3-propanediyl)bis(oxy)]bis[4-oxo-
Synonyms:4H-1-Benzopyran-2-carboxylicacid, 5,5'-[(2-hydroxytrimethylene)dioxy]bis[4-oxo- (8CI);1,3-Bis(2-carboxychromon-5-yloxy)-2-hydroxypropane;1,3-Bis(2-carboxychromon-5-yloxy)propan-2-ol;1,3-Bis(2-carboxychromone-7-yloxy)-2-hydroxypropane;1,3-Di(2-carboxy-4-oxochromen-5-yloxy)propan-2-ol;5,5'-(2-Hydroxy-1,3-propanediyldioxy)bis(4-oxo-4H-1-benzopyran-2-carboxylicacid);5,5'-(2-Hydroxytrimethylenedioxy)bis(4-oxochromene-2-carboxylic acid);5,5'-(2-Hydroxytrimethylenedioxy)bis[4-oxo-4H-1-benzopyran-2-carboxylic acid];Cromoglicic acid;Cromoglycic acid;Cromolyn;Duracroman;
CAS:16110-51-3
EINECS: 240-279-8
Molecular Formula: C23H16O11
Molecular Weight: 468.3665
InChI: InChI=1/C23H16O11/c24-11(9-31-12-4-5-16-13(6-12)14(25)7-19(33-16)22(27)28)10-32-17-2-1-3-18-21(17)15(26)8-20(34-18)23(29)30/h1-8,11,24H,9-10H2,(H,27,28)(H,29,30)
Molecular Structure: (C23H16O11) 4H-1-Benzopyran-2-carboxylicacid, 5,5'-[(2-hydroxytrimethylene)dioxy]bis[4-oxo- (8CI);1,3-Bis(2-carb...
Properties
Melting Point: 241-242 ºC
Density:1.623
Stability:Very stable with no degradation under normal storage conditions except for moisture gain.
Refractive index:1.681
Appearance:Hygroscopic white powder
Specification:

  4H-1-Benzopyran-2-carboxylicacid, 5,5'-[(2-hydroxy-1,3-propanediyl)bis(oxy)]bis[4-oxo- , its cas register number is 16110-51-3. It also can be called 1,3-Bis(2-carboxychromon-5-yloxy)-2-hydroxypropane ; 1,3-Di(2-carboxy-4-oxochromen-5-yloxy)propan-2-ol ; 5,5'-(2-Hydroxytrimethylenedioxy)bis(4-oxochromene-2-carboxylic acid) ; Acide cromoglicique ; Acido cromoglicico ; Acidum cromoglicicum ; Cromoglicic acid ; Cromoglycic acid ; Cromolyn ; HSDB 3308 ; UNII-Y0TK0FS77W . 4H-1-Benzopyran-2-carboxylicacid, 5,5'-[(2-hydroxy-1,3-propanediyl)bis(oxy)]bis[4-oxo- (CAS NO.16110-51-3) is a solid which is irritating to eyes, respiratory system and skin.

Storage Temperature: Keep in a cool, dry, dark location in a tightly sealed container or cylinder. Keep away from incompatible materials, ignition sources and untrained individuals. Secure and label area. Protect containers/cylinders from physical damage.
Usage:Medication.
Safety Data
Hazard Symbols Xi: Irritant
 

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