Molecular Structure of 2-Bromo-1-thiophen-2-yl-ethanone (CAS NO.10531-41-6):

IUPAC: 2-Bromo-1-thiophen-2-ylethanone
Molecular Formula: C₆H₅BrOS
Molecular Weight: 205.07
Product Categories:ACETYLHALIDE; Acetyl Halides; Thiophenes & Benzothiophenes; Acetyl Halides; Thiophenes & Benzothiophenes; Halogenated Heterocycles; Heterocyclic Building Blocks; Thiophenes; ThiophenesBuilding Blocks
Melting Point: 29-33 °C(lit.)
Density: 1.658 g/cm³
Flash Point: 116.2 °C
Boiling Point: 268.5 °C at 760 mmHg
Storage temp.: Keep Cold
Sensitive: Stench
Index of Refraction: 1.601
Molar Volume: 123.6 cm³
Surface Tension: 49.4 dyne/cm
Molar Refractivity: 42.39 cm³
Enthalpy of Vaporization: 50.66 kJ/mol 
Vapour Pressure: 0.00764 mmHg at 25 °C 
SMILES: BrCC(=O)c1sccc1 
InChI: InChI=1/C6H5BrOS/c7-4-5(8)6-2-1-3-9-6/h1-3H,4H2 
InChIKey: UHWNENCHFSDZQP-UHFFFAOYAT 

 2-Bromo-1-thiophen-2-yl-ethanone (CAS NO.10531-41-6) is used as a pharmaceutical intermediate .

Safety Information of 2-Bromo-1-thiophen-2-yl-ethanone (CAS NO.10531-41-6):
Hazard Codes: C,T
Risk Statements: 22-34-43
R22:Harmful if swallowed.
R34:Causes burns.
R43:May cause sensitization by skin contact.
Safety Statements: 26-36/37/39-45
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.
S45:In case of accident or if you feel unwell, seek medical advice immediately (show the label whenever possible.)
RIDADR: UN 3261 8/PG 2
WGK Germany: 3
Hazard Note: Keep Cold/Toxic/Stench

 2-Bromo-1-thiophen-2-yl-ethanone with cas registry number of 10531-41-6 is also known as 2-Bromo-1-(2-thienyl)-1-ethanone ; 2-Bromo-1-(2-thienyl)ethanone ; Ethanone, 2-bromo-1-(2-thienyl)- ; 2-(2-Bromoacetyl)thiophene ; 2-(2-Bromoacetyl)thiophene 97% ; 2-(Bromoacetyl)thiophene ; 2-Bromo-1-thien-2-ylethanone . It is a compound with the appearance of white to light yellow crystal powder.