1,2-Oxazole-5-carbaldehyde

Modify Date: 2025-09-16 14:37:53

1,2-Oxazole-5-carbaldehyde Structure
1,2-Oxazole-5-carbaldehyde structure
Common Name 1,2-Oxazole-5-carbaldehyde
CAS Number 16401-14-2 Molecular Weight 97.072
Density 1.3±0.1 g/cm3 Boiling Point 211.9±13.0 °C at 760 mmHg
Molecular Formula C4H3NO2 Melting Point N/A
MSDS N/A Flash Point 81.9±19.8 °C

 Names

Name 1,2-oxazole-5-carbaldehyde
Synonym More Synonyms

 Chemical & Physical Properties

Density 1.3±0.1 g/cm3
Boiling Point 211.9±13.0 °C at 760 mmHg
Molecular Formula C4H3NO2
Molecular Weight 97.072
Flash Point 81.9±19.8 °C
Exact Mass 97.016380
PSA 43.10000
LogP -0.70
Vapour Pressure 0.2±0.4 mmHg at 25°C
Index of Refraction 1.519

 Safety Information

HS Code 2934999090

 Synthetic Route

~44%

1,2-Oxazole-5-carbaldehyde Structure

1,2-Oxazole-5-c...

CAS#:16401-14-2

Literature: F. HOFFMANN-LA ROCHE AG; CHEN, Shaoqing; DE VICENTE FIDALGO, Javier; HAMILTON, Matthew Michael; HERMANN, Johannes Cornelius; KENNEDY-SMITH, Joshua; LI, Hongju; LOVEY, Allen John; LUCAS, Matthew C.; LUK, Kin-Chun Thomas; LYNCH, Stephen M.; O'YANG, Counde; PADILLA, Fernando; SCHOENFELD, Ryan Craig; SIDDURI, Achyutharao; SOTH, Michael; WANG, Ce; WOVKULICH, Peter Michael; ZHANG, Xiaohu Patent: WO2013/30138 A1, 2013 ; Location in patent: Page/Page column 154 ;

~61%

1,2-Oxazole-5-carbaldehyde Structure

1,2-Oxazole-5-c...

CAS#:16401-14-2

Literature: AVEXA LIMITED Patent: WO2007/124546 A1, 2007 ; Location in patent: Page/Page column 61 ;

 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

5-Isoxazolecarboxaldehyde
5-Isoxazol-aldehyd
Isoxazole-5-carboxaldehyde
5-Formylisoxazole
Isoxazole-5-carbaldehyde
1,2-Oxazole-5-carbaldehyde
5-Formylisoxazol
5-Isoxazole carboxaldehyde
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