3,4-Dihydro-2H-pyran

Names

[ CAS No. ]:
110-87-2

[ Name ]:
3,4-Dihydro-2H-pyran

[Synonym ]:
DIHYDROPYRANE
Pyran, 2,3-dihydro-
3,4-2H-dihydropyran
5,6-DIHYDRO-4H-PYRAN
Dihydro-2H-pyran
2,3-dihydropyran
pyran,dihydro
DHP
2,3-Dihydro-4H-pyran
EINECS 203-810-4
2H-Pyran, 3,4-dihydro-
3,4-Dihydro-2H-pyran (DHP)
2H-3,4-dihydropyran
MFCD00006558
3,4-Dihydro-2H-pyran
3,4-dihydropyran
Dihydropyran

Chemical & Physical Properties

[ Density]:
0.9±0.1 g/cm3

[ Boiling Point ]:
86.5±0.0 °C at 760 mmHg

[ Melting Point ]:
−70 °C(lit.)

[ Molecular Formula ]:
C₅H₈O

[ Molecular Weight ]:
84.116

[ Flash Point ]:
-15.6±0.0 °C

[ Exact Mass ]:
84.057518

[ PSA ]:
9.23000

[ LogP ]:
0.69

[ Vapour density ]:
2.9 (vs air)

[ Vapour Pressure ]:
74.4±0.1 mmHg at 25°C

[ Index of Refraction ]:
1.447

[ Storage condition ]:
Flammables area

[ Water Solubility ]:
20 g/L (20 ºC)

MSDS

Click to get detail MSDS

Safety Information

[ Symbol ]:

GHS02, GHS07

[ Signal Word ]:
Danger

[ Hazard Statements ]:
H225-H315-H319-H335

[ Precautionary Statements ]:
P210-P261-P305 + P351 + P338

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

[ Hazard Codes ]:
F:Flammable

[ Risk Phrases ]:
R11;R36/38

[ Safety Phrases ]:
S16-S26-S36-S37/39

[ RIDADR ]:
UN 2376 3/PG 2

[ WGK Germany ]:
3

[ Packaging Group ]:
II

[ Hazard Class ]:
3

[ HS Code ]:
29329995

Synthetic Route

Click to get detail synthetic route

Precursor & DownStream

Precursor

DownStream

Customs

[ 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%

Articles

Rapid screening and identification of multi-class substances of very high concern in textiles using liquid chromatography-hybrid linear ion trap orbitrap mass spectrometry.

J. Chromatogr. A. 1386 , 22-30, (2015)

A new analytical method was established and validated for the analysis of 19 substances of very high concern (SVHCs) in textiles, including phthalic acid esters (PAEs), organotins (OTs), perfluorochem...

Interactions between phospholipids and titanium dioxide particles.

Colloids Surf. B Biointerfaces 123 , 150-7, (2014)

A systematic study was carried out on monolayer films and lipid vesicles to elucidate the interactions between membrane lipids and commercial particles of titanium dioxide TiO2 (TiO2-P25). Pressure-ar...

Influence of Ligand Shell Composition upon Interparticle Interactions in Multifunctional Nanoparticles.

Langmuir 31 , 12742-52, (2015)

The interactions of nanoparticles with biomolecules, surfaces, or other nanostructures are dictated by the nanoparticle's surface chemistry. Thus, far, shortcomings of syntheses of nanoparticles with ...