Products Categories
CAS No.: | 2081-44-9 |
---|---|
Name: | Tetrahydro-4-pyranol |
Article Data: | 16 |
Molecular Structure: | |
Formula: | C5H10O2 |
Molecular Weight: | 102.133 |
Synonyms: | 2H-Pyran-4-ol,tetrahydro-;Pyran-4-ol,tetrahydro- (6CI,7CI);4-Hydroxytetrahydro-2H-pyran;4-Hydroxytetrahydropyran;Tetrahydro-2H-pyran-4-ol;Tetrahydro-2H-pyranol-4-ol; |
EINECS: | 218-210-8 |
Density: | 1.08 g/cm3 |
Boiling Point: | 183 °C at 760 mmHg |
Flash Point: | 87.8 °C |
Appearance: | Yellow powder |
Hazard Symbols: | Xn, Xi |
Risk Codes: | 41-36/37/38-20/22 |
Safety: | 26-39-36/37/39-23 |
PSA: | 29.46000 |
LogP: | 0.15770 |
Tetrahydro-4H-pyran-4-one
Tetrahydro-pyran-4-ol
Conditions | Yield |
---|---|
Stage #1: Tetrahydro-4H-pyran-4-one With lithium aluminium tetrahydride In tetrahydrofuran at 0℃; for 0.5h; Stage #2: With sodium hydroxide In tetrahydrofuran; water | 99% |
With lithium aluminium tetrahydride In tetrahydrofuran at 0 - 5℃; for 3h; | 96% |
With C15H18BF3; hydrogen; tert-butylimino-tri(pyrrolidino)phosphorane In tetrahydrofuran at 75℃; under 75007.5 Torr; for 40h; Glovebox; | 93% |
Conditions | Yield |
---|---|
Stage #1: 1,3,5-Trioxan; homoalylic alcohol With formic acid at 80℃; for 4h; Stage #2: With isopropyl alcohol; methanesulfonic acid at 64℃; Product distribution / selectivity; | 84% |
Stage #1: 1,3,5-Trioxan; homoalylic alcohol With formic acid at 80℃; for 4 - 12.5h; Stage #2: With ethanol; methanesulfonic acid at 20 - 64℃; Product distribution / selectivity; | 81% |
Stage #1: 1,3,5-Trioxan; homoalylic alcohol With formic acid at 80℃; for 4h; Stage #2: With methanol; methanesulfonic acid at 64℃; Product distribution / selectivity; | 79% |
formaldehyd
propene
A
4-methyl-1,3-dioxane
B
Tetrahydro-pyran-4-ol
C
1.3-butanediol
Conditions | Yield |
---|---|
With cerium(IV) oxide Reagent/catalyst; | A 26% B 11% C 60% |
Conditions | Yield |
---|---|
With indium(III) bromide; 1,1,3,3-Tetramethyldisiloxane In toluene at 60℃; for 1h; Inert atmosphere; | 17% |
Conditions | Yield |
---|---|
With nickel Hydrogenation; | |
Multi-step reaction with 2 steps 1: Raney nickel; ethanol / Hydrogenation.bei Raumtemperatur unter Normaldruck 2: Raney nickel / Hydrogenation View Scheme |
Conditions | Yield |
---|---|
With sulfuric acid; water |
formaldehyd
homoalylic alcohol
A
Tetrahydro-pyran-4-ol
B
2-[1,3]dioxan-4-yl-ethanol
Conditions | Yield |
---|---|
With sulfuric acid |
(1SR,6RS)-3,7-dioxa-bicyclo[4.1.0]heptane
A
Oxan-3-ol
B
Tetrahydro-pyran-4-ol
Conditions | Yield |
---|---|
With lithium aluminium tetrahydride In pentane for 4h; Ambient temperature; |
Tetrahydro-pyran-4-ol
Conditions | Yield |
---|---|
With water; platinum Hydrogenation; |
Conditions | Yield |
---|---|
at 110℃; under 36775.4 Torr; Hydrogenation; |
What can I do for you?
Get Best Price
Empirical Formula: C5H10O2
Molecular Weight: 102.1317
EINECS: 218-210-8
Index of Refraction: 1.467
Molar Refractivity: 26.25 cm3
Molar Volume: 94.4 cm3
Surface Tension: 36 dyne/cm
Density: 1.08 g/cm3
Flash Point: 87.8 °C
Enthalpy of Vaporization: 48.8 kJ/mol
Boiling Point: 183 °C at 760 mmHg
Vapour Pressure: 0.227 mmHg at 25 °C
Structure of Tetrahydro-4-pyranol (CAS NO.2081-44-9):
IUPAC Name: Oxan-4-ol
Canonical SMILES: C1COCCC1O
InChI: InChI=1S/C5H10O2/c6-5-1-3-7-4-2-5/h5-6H,1-4H2
InChIKey: LMYJGUNNJIDROI-UHFFFAOYSA-N
Product Category of Tetrahydro-4-pyranol (CAS NO.2081-44-9): Alcohols and Derivatives;Heterocycles;Pyrans, Piperidines & Piperazines
Hazard Codes of Tetrahydro-4-pyranol (CAS NO.2081-44-9): Xi,Xn
Risk Statements: 41-36/37/38-20/22
R20/22:Harmful by inhalation and if swallowed.
R36/37/38:Irritating to eyes, respiratory system and skin.
R41:Risk of serious damage to the eyes.
Safety Statements: 26-39-36/37/39-23
S23:Do not breathe vapour.
S26: In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.
S36/37/39:Wear suitable protective clothing, gloves and eye/face protection.
S39:Wear eye / face protection.
WGK Germany: 3
Hazard Note: Irritant
Tetrahydro-4-pyranol , its cas register number is 2081-44-9. It also can be called Tetrahydropyran-4-ol ; 4-Hydroxytetrahydropyran ; and 2H-Pyran-4-ol, tetrahydro .