- Shanghai Nianxing Industrial Co., Ltd
- China
- Product Name: ethynylpyridine
- Price: Check
- Purity: 98.0%
- Stocking Period: 10 Day
- Contact: Yang
- Email: sales@echemcloud.com
- Shanghai Jizhi Biochemical Technology Co., Ltd
- China
- Product Name: ethynylpyridine
- Price: ￥278.0/5g ￥98.0/1g
- Purity: 95.0%
- Stocking Period: Inquiry
- Contact: Liu jia
- Email: 2130147988@qq.com
- Dayang Chem (Hangzhou) Co., Ltd.
- China
- Product Name: 2-Ethynylpyridine
- Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
- Purity: 98.0%
- Stocking Period: Inquiry
- Contact: Ms Wang
- Email: enquiry@dycnchem.com
1945-84-2
1945-84-2 structure
- Name: ethynylpyridine
- Chemical Name: 2-Ethynylpyridine
- CAS Number: 1945-84-2
- Molecular Formula: C7H5N
- Molecular Weight: 103.121
- Catalog: Pharmaceutical intermediate Heterocyclic compound Pyridine compound Pyridine derivative
- Create Date: 2018-09-05 13:46:04
- Modify Date: 2025-08-25 19:45:46
| Name | 2-Ethynylpyridine |
|---|---|
| Synonyms |
2-ethynyl-pyridine
Pyridine, 2-ethynyl- pyridylethyne 2-Ethynylpyridine ethynyl pyridine pyridylacetylene 2-Pyridylacetylene pyridine,2-ethynyl MFCD00041598 2-Ethynyl pyridine ethynylpyridine |
| Density | 1.0±0.1 g/cm3 |
|---|---|
| Boiling Point | 170.5±13.0 °C at 760 mmHg |
| Melting Point | 77-78ºC |
| Molecular Formula | C7H5N |
| Molecular Weight | 103.121 |
| Flash Point | 57.5±12.4 °C |
| Exact Mass | 103.042198 |
| PSA | 12.89000 |
| LogP | 0.91 |
| Vapour Pressure | 1.9±0.3 mmHg at 25°C |
| Index of Refraction | 1.543 |
| Storage condition | 2-8°C |
| Symbol |
GHS07 |
|---|---|
| Signal Word | Warning |
| Hazard Statements | H315-H319-H335 |
| Precautionary Statements | P261-P305 + P351 + P338 |
| Personal Protective Equipment | Eyeshields;full-face respirator (US);Gloves;multi-purpose combination respirator cartridge (US);type ABEK (EN14387) respirator filter |
| Hazard Codes | Xi:Irritant; |
| Risk Phrases | R36/37/38 |
| Safety Phrases | S26-S36 |
| RIDADR | NONH for all modes of transport |
| WGK Germany | 3 |
| HS Code | 2933399090 |
| Precursor 8 | |
|---|---|
| DownStream 10 | |
| HS Code | 2933399090 |
|---|---|
| Summary | 2933399090. other compounds containing an unfused pyridine ring (whether or not hydrogenated) in the structure. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0% |