4,7-Dihydro-1,3-dioxepin

[ Density]:
1.049 g/mL at 25ºC(lit.)

[ Boiling Point ]:
125-127ºC(lit.)

[ Melting Point ]:
125-127ºC(lit.)

[ Molecular Formula ]:
C₅H₈O₂

[ Molecular Weight ]:
100.11600

[ Flash Point ]:
79 °F

[ Exact Mass ]:
100.05200

[ PSA ]:
18.46000

[ LogP ]:
0.54690

[ Index of Refraction ]:
n20/D 1.457(lit.)

[ Storage condition ]:
2~8℃

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[ Symbol ]:

GHS02

[ Signal Word ]:
Warning

[ Hazard Statements ]:
H226

[ Personal Protective Equipment ]:
Eyeshields;Faceshields;full-face respirator (US);Gloves;multi-purpose combination respirator cartridge (US);type ABEK (EN14387) respirator filter

[ Hazard Codes ]:
Xi

[ Risk Phrases ]:
10

[ Safety Phrases ]:
16-29-33

[ RIDADR ]:
UN 1993 3/PG 3

[ Packaging Group ]:
III

[ Hazard Class ]:
3.2

[ HS Code ]:
2932999099

Click to get detail synthetic route

Precursor

DownStream

[ HS Code ]: 2932999099

[ Summary ]:
2932999099. other heterocyclic compounds with oxygen hetero-atom(s) only. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

Asymmetric Hydroformylation of Heterocyclic Olefins Catalyzed by Chiral Phosphine-Phosphite-Rh(I) Complexes.

J. Org. Chem. 62(13) , 4285-4292, (1997)

Asymmetric hydroformylation of heterocyclic olefins catalyzed by phosphine-phosphite-Rh(I) complexes has been investigated. Hydroformylation of symmetrical heterocyclic olefins such as 2,5-dihydrofura...

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