Ethyl 3-bromo-1,2,4-oxadiazole-5-carboxylate

Modify Date: 2025-08-24 21:34:18

Ethyl 3-bromo-1,2,4-oxadiazole-5-carboxylate Structure
Ethyl 3-bromo-1,2,4-oxadiazole-5-carboxylate structure
 Common Name Ethyl 3-bromo-1,2,4-oxadiazole-5-carboxylate
CAS Number 121562-09-2 Molecular Weight 221.009
Density 1.7±0.1 g/cm3 Boiling Point 276.6±23.0 °C at 760 mmHg
Molecular Formula C5H5BrN2O3 Melting Point N/A
MSDS N/A Flash Point 121.1±22.6 °C

 Names

Name Ethyl 3-bromo-1,2,4-oxadiazole-5-carboxylate
Synonym More Synonyms

 Chemical & Physical Properties

Density 1.7±0.1 g/cm3
Boiling Point 276.6±23.0 °C at 760 mmHg
Molecular Formula C5H5BrN2O3
Molecular Weight 221.009
Flash Point 121.1±22.6 °C
Exact Mass 219.948349
PSA 65.22000
LogP 1.54
Vapour Pressure 0.0±0.6 mmHg at 25°C
Index of Refraction 1.513
Storage condition 2-8°C

 Safety Information

Hazard Codes Xi
HS Code 2934999090

 Synthetic Route

Hydroxycarbonimidic dibromide structure

Hydroxycarbonim...

CAS#:74213-24-4

Ethyl cyanoformate structure

Ethyl cyanoformate

CAS#:623-49-4

~78%

3,4-dibromo-2-oxido-1,2,5-oxadiazol-2-ium structure

3,4-dibromo-2-o...

CAS#:70134-71-3

Ethyl 3-bromo-1,2,4-oxadiazole-5-carboxylate Structure

Ethyl 3-bromo-1...

CAS#:121562-09-2

Literature: Humphrey, Guy R.; Wright, Stanley H.B. Journal of Heterocyclic Chemistry, 1989 , vol. 26, p. 23 - 24

 Precursor & DownStream

Precursor  2

DownStream  0

 Customs

HS Code 2934999090
Summary 2934999090. other heterocyclic compounds. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

 Synonyms

1,2,4-Oxadiazole-5-carboxylic acid, 3-bromo-, ethyl ester
Ethyl 3-bromo-1,2,4-oxadiazole-5-carboxylate
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Chemsrc provides CAS#:121562-09-2 MSDS, density, melting point, boiling point, structure, etc. Its name is Ethyl 3-bromo-1,2,4-oxadiazole-5-carboxylate>> amp version: Ethyl 3-bromo-1,2,4-oxadiazole-5-carboxylate

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