760129
2,5-Dibromo-3,4-dinitrothiophene
99% (GC)
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About This Item
Empirical Formula (Hill Notation):
C4Br2N2O4S
CAS Number:
Molecular Weight:
331.93
NACRES:
NA.23
PubChem Substance ID:
UNSPSC Code:
12352103
MDL number:
Assay:
99% (GC)
Form:
solid
Product Name
2,5-Dibromo-3,4-dinitrothiophene, 99% (GC)
InChI
1S/C4Br2N2O4S/c5-3-1(7(9)10)2(8(11)12)4(6)13-3
SMILES string
[O-][N+](=O)c1c(Br)sc(Br)c1[N+]([O-])=O
InChI key
AHGHPBPARMANQD-UHFFFAOYSA-N
assay
99% (GC)
form
solid
mp
135-140 °C
Application
This monomer is useful in the Pd catalyzed Stille coupling to make conjugated thiophene oligomers or co-oligomers. The corresponding amine(s) can be obtained by subsequent reduction.
signalword
Warning
hcodes
Hazard Classifications
Acute Tox. 4 Oral - Eye Irrit. 2 - Skin Irrit. 2 - STOT SE 3
target_organs
Respiratory system
Storage Class
11 - Combustible Solids
wgk
WGK 3
flash_point_f
Not applicable
flash_point_c
Not applicable
Regulatory Information
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