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16694-18-1

Name 4-Bromo-2-thiophenecarboxylic acid
CAS 16694-18-1
EINECS(EC#) 679-544-1
Molecular Formula C5H3BrO2S
MDL Number MFCD03422294
Molecular Weight 207.05
MOL File 16694-18-1.mol
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Chemical Properties

Appearance white to light yellow crystal powder
Melting point  121 °C
Boiling point  323.7±27.0 °C(Predicted)
density  1.923±0.06 g/cm3(Predicted)
storage temp.  Keep in dark place,Inert atmosphere,2-8°C
form  powder to crystal
pka 3.50±0.10(Predicted)
color  White to Light yellow
λmax 245nm(EtOH)(lit.)
InChIKey HJZFPRVFLBBAMU-UHFFFAOYSA-N
CAS DataBase Reference 16694-18-1(CAS DataBase Reference)

Safety Data

Hazard Codes  Xi,Xn
Risk Statements 
R20/21/22:Harmful by inhalation, in contact with skin and if swallowed .
R36/37/38:Irritating to eyes, respiratory system and skin .
Safety Statements 
S22:Do not breathe dust .
S26:In case of contact with eyes, rinse immediately with plenty of water and seek medical advice .
S36/37/39:Wear suitable protective clothing, gloves and eye/face protection .
S37/39:Wear suitable gloves and eye/face protection .
Hazard Note  Irritant
HazardClass  IRRITANT
HS Code  29349990

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