708291

Sigma-Aldrich

2-Amino-5-bromo-1,3,4-thiadiazole

95% (HPLC)

Synonym(s):
5-Bromo-[1,3,4]thiadiazol-2-ylamine
Empirical Formula (Hill Notation):
C2H2BrN3S
CAS Number:
Molecular Weight:
180.03
MDL number:
PubChem Substance ID:
NACRES:
NA.22

Quality Level

assay

95% (HPLC)

mp

178-182 °C (dec.)

SMILES string

Nc1nnc(Br)s1

InChI

1S/C2H2BrN3S/c3-1-5-6-2(4)7-1/h(H2,4,6)

InChI key

GLYQQFBHCFPEEU-UHFFFAOYSA-N

Application

2-Amino-5-bromo-1,3,4-thiadiazole can be used:
  • As the key building block for the synthesis of myriad of thiadiazolo[3,2-α]pyrimidin-7-ones which have diverse biological activities.
  • For the synthesis of 2-bromoimidazo[2,1-b][1,3,4]thiadiazoles by reacting with α-bromo ketones.

Packaging

1 g in glass bottle

Pictograms

Exclamation mark

Signal Word

Warning

Hazard Statements

Personal Protective Equipment

dust mask type N95 (US),Eyeshields,Gloves

RIDADR

NONH for all modes of transport

WGK Germany

WGK 2

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Certificate of Analysis
Certificate of Origin
Synthesis of 2, 6-Disubstituted Imidazo [2, 1-b][1, 3, 4] thiadiazoles through Cyclization and Suzuki-Miyaura Cross-Coupling Reactions.
Copin C, et al.
European Journal of Organic Chemistry, 2012(16), 3079-3083 (2012)
Preparation of 2-amino-5-methyl-7H-1, 3, 4-thiadiazolo [3,2-α] pyrimidin-7-ones.
Safarov S, et al.
Journal of Heterocyclic Chemistry, 42(6), 1105-1109 (2005)

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