3,4-Dihydro-2H-pyran Basic information |
Product Name: | 3,4-Dihydro-2H-pyran |
Synonyms: | 3,4-dihydro-2h-pyra;3,4-Dihydro-2-pyran;delta(Sup2)-Dihydropyran;delta2-Dihydropyran;Pyran, dihydro-;pyran,dihydro-;δ2-dihydropyran;DIHYDROPYRAN |
CAS: | 110-87-2 |
MF: | C5H8O |
MW: | 84.12 |
EINECS: | 203-810-4 |
Product Categories: | Halogenated Heterocycles ,Isoquinolines ,Quinolines ,Quinazolines ,Quinaldines;Protection and Derivatization;Protection & Derivatization Reagents (for Synthesis);Synthetic Organic Chemistry;Others;Protecting and Derivatizing Reagents;Oxygen cyclic compounds |
Mol File: | 110-87-2.mol |
3,4-Dihydro-2H-pyran Chemical Properties |
Melting point | -70 °C (lit.) |
Boiling point | 86 °C (lit.) |
density | 0.922 g/mL at 25 °C (lit.) |
vapor density | 2.9 (vs air) |
vapor pressure | 77.8 hPa (20 °C) |
refractive index |
n |
Fp | 4 °F |
storage temp. | Store below +30°C. |
solubility | 7.7g/l |
form | Liquid |
color | Clear colorless to yellow |
PH | 7 (5g/l, H2O, 20℃) |
explosive limit | 1.1-13.8%(V) |
Water Solubility | 20 g/L (20 ºC) |
BRN | 103493 |
Stability: | Volatile |
InChIKey | BUDQDWGNQVEFAC-UHFFFAOYSA-N |
LogP | 0.690 |
CAS DataBase Reference | 110-87-2(CAS DataBase Reference) |
NIST Chemistry Reference | 2H-Pyran, 3,4-dihydro-(110-87-2) |
EPA Substance Registry System | 2H-Pyran, 3,4-dihydro- (110-87-2) |
Safety Information |
Hazard Codes | F,Xi |
Risk Statements | 11-36/37/38-36/38-19 |
Safety Statements | 16-26-36-37/39-33-7/9 |
RIDADR | UN 2376 3/PG 2 |
WGK Germany | 3 |
RTECS | UP7700000 |
Autoignition Temperature | 240 °C |
Hazard Note | Highly Flammable/Irritant |
TSCA | Yes |
HazardClass | 3 |
PackingGroup | II |
HS Code | 29329995 |
Toxicity | LD50 orally in Rabbit: > 4000 mg/kg |
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