2-(TETRAHYDRO-PYRAN-4-YL)-ETHANOL
- Product Name
- 2-(TETRAHYDRO-PYRAN-4-YL)-ETHANOL
- CAS No.
- 4677-18-3
- Chemical Name
- 2-(TETRAHYDRO-PYRAN-4-YL)-ETHANOL
- Synonyms
- 2-(tetrahydro-2H-pyran-4-yl)ethan-1-ol;2-(oxan-4-yl)ethanol;2-(oxan-4-yl)ethan-1-ol;Tetrahydro-pyran-4-ethanol;Tetrahydro-2H-pyran-4-ethanol;(4-HYDROXYETHYL)TETRAHYDROPYRAN;2H-Pyran-4-ethanol, tetrahydro-;4-(2-Hydroxyethyl)tetrahydropyran;2-(TETRAHYDRO-PYRAN-4-YL)-ETHANOL;2-TETRAHYDRO-2H-PYRAN-4-YLETHANOL
- CBNumber
- CB5182734
- Molecular Formula
- C7H14O2
- Formula Weight
- 130.18
- MOL File
- 4677-18-3.mol
2-(TETRAHYDRO-PYRAN-4-YL)-ETHANOL Property
- Boiling point:
- 226℃
- Density
- 0.981
- Flash point:
- 95℃
- storage temp.
- 2-8°C
- pka
- 15.06±0.10(Predicted)
- Appearance
- Colorless to light yellow Liquid
Safety
- Hazard Codes
- Xi
- Risk Statements
- 10-21/22-36/37/38-41-37/38
- Safety Statements
- 16-23-26-36/37/39-39
- RIDADR
- UN1987
- HS Code
- 2932990090
Hazard and Precautionary Statements (GHS)
- Symbol(GHS)
-
- Signal word
- Warning
- Hazard statements
-
H302Harmful if swallowed
H315Causes skin irritation
H319Causes serious eye irritation
H335May cause respiratory irritation
- Precautionary statements
-
P261Avoid breathing dust/fume/gas/mist/vapours/spray.
P301+P312IF SWALLOWED: call a POISON CENTER or doctor/physician IF you feel unwell.
P302+P352IF ON SKIN: wash with plenty of soap and water.
P304+P340IF INHALED: Remove victim to fresh air and Keep at rest in a position comfortable for breathing.
P305+P351+P338IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.
N-Bromosuccinimide Price
- Product number
- E588803
- Product name
- 2-(Oxan-4-yl)ethan-1-ol
- Packaging
- 500mg
- Price
- $130
- Updated
- 2021/12/16
- Product number
- 2H10-1-Y5
- Product name
- 4-(2-Hydroxyethyl)tetrahydro-2H-pyran
- Packaging
- 1g
- Price
- $136
- Updated
- 2021/12/16
- Product number
- P000046209
- Product name
- 2-(Tetrahydro-2H-pyran-4-yl)ethanol
- Purity
- 98%
- Packaging
- 1g
- Price
- $76
- Updated
- 2021/12/16
- Product number
- P000046209
- Product name
- 2-(Tetrahydro-2H-pyran-4-yl)ethanol
- Purity
- 98%
- Packaging
- 5g
- Price
- $248
- Updated
- 2021/12/16
- Product number
- 084243
- Product name
- 2-Tetrahydro-2H-pyran-4-ylethanol
- Purity
- 97%
- Packaging
- 1g
- Price
- $396
- Updated
- 2021/12/16
2-(TETRAHYDRO-PYRAN-4-YL)-ETHANOL Chemical Properties,Usage,Production
Uses
2-(Tetrahydropyran-4-yl)-ethanol is mainly used as an intermediate in organic synthesis, especially in the field of pharmaceutical manufacturing.
Synthesis
103260-44-2
4677-18-3
General procedure for the synthesis of tetrahydropyran-4-ethanol from ethyl tetrahydropyran-4-yl-acetate: To a stirred suspension of lithium aluminium hydride (5.10 g, 138 mmol) in tetrahydrofuran (200 mL) at 0 °C, a tetrahydrofuran (50 mL) solution of ethyl 2-(tetrahydropyran-4-yl)acetate (22.0 g, 138 mmol) was slowly added dropwise. After the dropwise addition was completed, the reaction mixture was heated to reflux overnight. Upon completion of the reaction, the mixture was cooled in an ice bath, followed by the addition of ether (300 mL) and dropwise addition of 5N sodium hydroxide solution until a large white precipitate was formed. The suspension was filtered, the filtrate was dried with anhydrous potassium carbonate, filtered again and concentrated by rotary evaporation to give tetrahydropyran-4-ethanol (17.7 g, 100% yield) as a colorless liquid.
References
[1] Journal of Organic Chemistry, 2006, vol. 71, # 26, p. 9909 - 9911
[2] Patent: US2004/220214, 2004, A1
[3] Patent: WO2013/37960, 2013, A1. Location in patent: Page/Page column 76
[4] Patent: US9481674, 2016, B1. Location in patent: Page/Page column 31; 32
[5] Bioorganic and Medicinal Chemistry, 2005, vol. 13, # 23, p. 6309 - 6323
2-(TETRAHYDRO-PYRAN-4-YL)-ETHANOL Preparation Products And Raw materials
Raw materials
Preparation Products
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View Lastest Price from 2-(TETRAHYDRO-PYRAN-4-YL)-ETHANOL manufacturers
- Product
- 2-(TETRAHYDRO-PYRAN-4-YL)-ETHANOL 4677-18-3
- Price
- US $1.10/g
- Min. Order
- 1g
- Purity
- 99.00%
- Supply Ability
- 100 Tons Min
- Release date
- 2021-10-29
- Product
- 2-(TETRAHYDRO-PYRAN-4-YL)-ETHANOL 4677-18-3
- Price
- US $1.00/kg
- Min. Order
- 1kg
- Purity
- 98%
- Supply Ability
- 200kg
- Release date
- 2018-12-24