2,3-dihydrothieno[3,4-b][1,4]dioxine-5-carbaldehyde
Names
[ CAS No. ]:
204905-77-1
[ Name ]:
2,3-dihydrothieno[3,4-b][1,4]dioxine-5-carbaldehyde
[Synonym ]:
3,4-ethylene-dioxothio-phene-2-carbaldehyde
2,3-dihydrothieno[3,4-B][1,4]dioxin-5-ylcarbaldehyde
3,4-ethylenedioxy thiophene-5-carbaldehyde
Thieno[3,4-b]-1,4-dioxin-5-carboxaldehyde, 2,3-dihydro-
2,3-Dihydro-thieno[3,4-b][1,4]dioxine-5-; carbaldehyde
2,3-Dihydrothieno[3,4-b][1,4]dioxine-5-carbaldehyde
Chemical & Physical Properties
[ Density]:
1.4±0.1 g/cm3
[ Boiling Point ]:
311.2±42.0 °C at 760 mmHg
[ Melting Point ]:
138ºC
[ Molecular Formula ]:
C7H6O3S
[ Molecular Weight ]:
170.186
[ Flash Point ]:
142.0±27.9 °C
[ Exact Mass ]:
170.003769
[ PSA ]:
63.77000
[ LogP ]:
0.94
[ Vapour Pressure ]:
0.0±0.7 mmHg at 25°C
[ Index of Refraction ]:
1.623
Safety Information
[ Hazard Codes ]:
Xn
[ Risk Phrases ]:
R20/21/22
[ HS Code ]:
2934999090
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%