Synonyms: 2-Bromo-2-methylpropionyl bromide; BIBB
CAS Number: 20769-85-1
Formula: C4H6Br2O
Formula Weight: 229.9
Linear Formula: (CH3)2CBrCOBr
MDL No.: MFCD00000122
Purity: 0.98
Boiling Point: 162-164 C(lit.)
Density: 1.86 g/mL at 25 C(lit.)
Refractive Index: n20/D 1.507(lit.)
Beilstein Registry Number: 1746128
EC Number: 244-017-3
UNSPSC Code: 12352100
Application: α-Bromoisobutyryl bromide has been used:. as atom transfer radical polymerization (ATRP) initiator for functionalization of hydroxyl groups present on the surface of graphene oxide. to form an N-protected halodienamide which provided four- and five-membered lactams in the presence of copper (I) and a tertiary amine. in preparation of polycaprolactone macroinitiator via reaction with oligomeric caprolactone diol and mesoporous silica nanoparticles with ATRP initiator anchored on the exterior surface
RIDADR: UN 3265 8 / PGII
WGK Germany: 3
Flash Point(F): 235.4 F
Flash Point(C): 113 C
R Codes: 22-34
S Codes: 26-36/37/39-45
IOD Codes: C
Symbol: GHS05, GHS07
Signal Word: Danger
Hazard Statements: H302-H314
Precautionary statements: P280-P305 + P351 + P338-P310