40191-32-0
Tetrahydro-2H-pyran-4-carbonyl chloride
CAS: 40191-32-0
Molecular Formula: C6H9ClO2
40191-32-0 - Names and Identifiers
| Name | Tetrahydro-2H-pyran-4-carbonyl chloride |
| Synonyms | Tetrahydro-2H-Pyran-4-Carbonyl 4-(Chlorocarbonyl)tetrahydro-2H-pyran Tetrahydro-2H-pyran-4-carbonylchlorid Tetrahydro-2H-pyran-4-carbonyl chloride Tetrahydro-2H-pyrane-4-carbonylchloride TETRAHYDRO-2H-PYRAN-4-CARBONYL CHLORIDE 2H-Pyran-4-carbonyl chloride, tetrahydro- 2H-Pyran-4-carbonyl chloride, tetrahydro- (9CI) |
| CAS | 40191-32-0 |
| EINECS | 245-896-9 |
| InChI | InChI=1/C6H9ClO2/c7-6(8)5-1-3-9-4-2-5/h5H,1-4H2 |
| InChIKey | RYGUCYSSMOFTSH-UHFFFAOYSA-N |
40191-32-0 - Physico-chemical Properties
| Molecular Formula | C6H9ClO2 |
| Molar Mass | 148.59 |
| Density | 1.201±0.06 g/cm3(Predicted) |
| Boling Point | 50 °C |
| Flash Point | 71.8°C |
| Vapor Presure | 0.416mmHg at 25°C |
| Appearance | clear liquid |
| Color | Colorless to Almost colorless |
| Storage Condition | Keep in dark place,Sealed in dry,Room Temperature |
| Refractive Index | 1.463 |
40191-32-0 - Risk and Safety
| Risk Codes | R14 - Reacts violently with water R20/21/22 - Harmful by inhalation, in contact with skin and if swallowed. R29 - Contact with water liberates toxic gas R34 - Causes burns R36 - Irritating to the eyes R52/53 - Harmful to aquatic organisms, may cause long-term adverse effects in the aquatic environment. |
| Safety Description | S23 - Do not breathe vapour. S24/25 - Avoid contact with skin and eyes. S36/37/39 - Wear suitable protective clothing, gloves and eye/face protection. S45 - In case of accident or if you feel unwell, seek medical advice immediately (show the label whenever possible.) S26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. S61 - Avoid release to the environment. Refer to special instructions / safety data sheets. |
| UN IDs | 3265 |
| HS Code | 29339900 |
| Hazard Class | IRRITANT |
40191-32-0 - Introduction
Tetrahydro-2H-pyran-4-carbonyl chloride(Tetrahydro-2H-pyran-4-carbonyl chloride) is an organic compound with the chemical formula C6H9ClO2. The following are some of the properties, uses, preparation and safety information of the compound:
Nature:
-Appearance: colorless liquid
-Melting point:-44 ℃
-Boiling point: 97-98 ℃
-Density: 1.08 g/mL
-Soluble: Soluble in non-polar solvents such as chloroform and dichloromethane
-Stability: sensitive to water, contact with water should be avoided
Use:
- Tetrahydro-2H-pyran-4-carbonyl chloride are commonly used in organic synthesis reaction intermediates and reagents
-Can be used to synthesize pyran or other heterocyclic compounds
-can be used for the synthesis of certain drugs, pesticides and pharmaceutical intermediates
Preparation Method:
- Tetrahydro-2H-pyran-4-carbonyl chloride can be prepared by the following methods:
1.4-hydropyran was reacted with anhydrous thionyl chloride to obtain 4-hydropyran -4-formyl chloride
2. react 4-hydropyran -4-formylimidoyl chloride with hydrogen chloride to obtain Tetrahydro-2H-pyran-4-carbonyl chloride
Safety Information:
- Tetrahydro-2H-pyran-4-carbonyl chloride are irritating and corrosive and direct contact with skin, eyes and mucous membranes should be avoided
-Wear protective gloves, safety glasses and protective mask during operation
-Operate in a well-ventilated place to avoid inhaling its vapor
-In case of accidental contact, rinse immediately with plenty of water and seek medical help
-Waste shall be disposed of in accordance with local regulations
Nature:
-Appearance: colorless liquid
-Melting point:-44 ℃
-Boiling point: 97-98 ℃
-Density: 1.08 g/mL
-Soluble: Soluble in non-polar solvents such as chloroform and dichloromethane
-Stability: sensitive to water, contact with water should be avoided
Use:
- Tetrahydro-2H-pyran-4-carbonyl chloride are commonly used in organic synthesis reaction intermediates and reagents
-Can be used to synthesize pyran or other heterocyclic compounds
-can be used for the synthesis of certain drugs, pesticides and pharmaceutical intermediates
Preparation Method:
- Tetrahydro-2H-pyran-4-carbonyl chloride can be prepared by the following methods:
1.4-hydropyran was reacted with anhydrous thionyl chloride to obtain 4-hydropyran -4-formyl chloride
2. react 4-hydropyran -4-formylimidoyl chloride with hydrogen chloride to obtain Tetrahydro-2H-pyran-4-carbonyl chloride
Safety Information:
- Tetrahydro-2H-pyran-4-carbonyl chloride are irritating and corrosive and direct contact with skin, eyes and mucous membranes should be avoided
-Wear protective gloves, safety glasses and protective mask during operation
-Operate in a well-ventilated place to avoid inhaling its vapor
-In case of accidental contact, rinse immediately with plenty of water and seek medical help
-Waste shall be disposed of in accordance with local regulations
Last Update：2024-04-09 15:17:57
