ChemicalBook--->CAS DataBase List--->4746-63-8

4746-63-8

4746-63-8 Structure

4746-63-8 Structure
IdentificationBack Directory
[Name]

2-HYDROXY-2,2-BIS(2-THIENYL) ACETIC ACID
[CAS]

4746-63-8
[Synonyms]

Aclidinium Impurity 3
Dithienylglycolic acid
Di-2-thienylglycolic Acid
Tiotropium Bromide EP Impurity A
2-HYDROXY-2,2-DITHIOPHEN-2-YLACETICACID
2-HYDROXY-2,2-BIS(2-THIENYL) ACETIC ACID
2-Thiopheneacetic acid, α-hydroxy-α-2-thienyl-
Tiotropium Bromide EP Impurity B (Aclidinium Impurity 3)
Tiotropium Bromide Impurity 1(Tiotropium Bromide EP Impurity A)
[Molecular Formula]

C10H8O3S2
[MDL Number]

MFCD04038827
[MOL File]

4746-63-8.mol
[Molecular Weight]

240.29
Chemical PropertiesBack Directory
[Melting point ]

93 °C
[Boiling point ]

436.5±40.0 °C(Predicted)
[density ]

1.527±0.06 g/cm3(Predicted)
[storage temp. ]

Keep in dark place,Sealed in dry,Room Temperature
[solubility ]

DMSO (Sparingly), Methanol (Slightly, Sonicated)
[form ]

Solid
[pka]

2.79±0.25(Predicted)
[color ]

Light Grey to Black
[Stability:]

Light Sensitive
Safety DataBack Directory
[Symbol(GHS) ]


GHS07
[Signal word ]

Warning
[Hazard statements ]

H302-H315-H319-H335
[Precautionary statements ]

P261-P305+P351+P338
Hazard InformationBack Directory
[Uses]

Di-2-thienylglycolic Acid is an analog of Methyl Di(2-thienylglycolate) (M303765), an intermediate in the production of Tiotropium Bromide (T444850), a long-acting bronchodilator.
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