- Shanghai Nianxing Industrial Co., Ltd
- China
- Product Name: 3,4-Dihydro-2H-pyran
- Price:
- Purity: 99.0%
- Stocking Period: 10 Day
- Contact: Yang
- Shanghai Jizhi Biochemical Technology Co., Ltd
- China
- Product Name: 3,4-Dihydro-2H-pyran
- Price: ￥318.0/500ml ￥78.0/100ml
- Purity: 98.0%
- Stocking Period: Inquiry
- Contact: Liu jia
- Dayang Chem (Hangzhou) Co., Ltd.
- China
- Product Name: Dihydropyran
- Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
- Purity: 98.0%
- Stocking Period: Inquiry
- Contact: Ms Wang
- Henan Tianfu Chemical Co., Ltd.
- China
- Product Name: 3,4-Dihydro-2H-pyran
- Price: $Inquiry/1kg $Inquiry/25kg $Inquiry/1000kg $Inquiry/10ton
- Purity: 99.0%
- Stocking Period: Inquiry
- Contact: Anson
110-87-2
110-87-2 structure
- Name: 3,4-Dihydro-2H-pyran
- Chemical Name: Dihydropyran
- CAS Number: 110-87-2
- Molecular Formula: C5H8O
- Molecular Weight: 84.116
- Catalog: Pharmaceutical intermediate Heterocyclic compound Pyran compound
- Create Date: 2018-02-04 08:00:00
- Modify Date: 2024-01-02 08:10:44
| Name | Dihydropyran |
|---|---|
| Synonyms |
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 |
| 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) |
| 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 |
| Precursor 10 | |
|---|---|
| DownStream 10 | |
![1-[2-Hydroxy-4-[(tetrahydro-2H-pyran-2-yl)oxy]phenyl]ethanone structure](https://image.chemsrc.com/caspic/226/111841-07-7.png)
![3-hexyl-4-[2-(oxan-2-yloxy)tridecyl]oxetan-2-one structure](https://image.chemsrc.com/caspic/466/104802-31-5.png)
![2-[4-(1,3-dithian-2-yl)butoxy]oxane structure](https://image.chemsrc.com/caspic/182/111741-88-9.png)
| 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% |