- Shanghai Nianxing Industrial Co., Ltd
- China
- Product Name: 2,5-Difluorobenzaldehyde
- Price:
- Purity: 98.0%
- Stocking Period: 10 Day
- Contact: Yang
- Shanghai Jizhi Biochemical Technology Co., Ltd
- China
- Product Name: 2,5-Difluorobenzaldehyde
- Price: ￥178.0/5g ￥618.0/25g
- Purity: 98.0%
- Stocking Period: 2 Day
- Contact: Liu jia
- Dayang Chem (Hangzhou) Co., Ltd.
- China
- Product Name: 2,5-Difluorobenzaldehyde
- Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
- Purity: 98.0%
- Stocking Period: Inquiry
- Contact: Ms Wang
2646-90-4
2646-90-4 structure
- Name: 2,5-Difluorobenzaldehyde
- Chemical Name: 2,5-Difluorobenzaldehyde
- CAS Number: 2646-90-4
- Molecular Formula: C7H4F2O
- Molecular Weight: 142.103
- Catalog: Organic raw materials Organic fluorine compound Fluorobenzaldehyde series
- Create Date: 2018-05-13 08:00:00
- Modify Date: 2024-01-02 12:59:39
| Name | 2,5-Difluorobenzaldehyde |
|---|---|
| Synonyms |
2,5-Difluorobenzaldehyde
Benzaldehyde, 2,5-difluoro- MFCD00010327 VHR BF EF 2,5-difluoro benzaldehyde 2,5-Difluor-benzaldehyd 2,5-fluorobenzaldehyde 2,4-DIFLUOROBENZAMIDOXIME 5-fluoro-2-fluorobenzaldehyde |
| Density | 1.3±0.1 g/cm3 |
|---|---|
| Boiling Point | 175.3±20.0 °C at 760 mmHg |
| Molecular Formula | C7H4F2O |
| Molecular Weight | 142.103 |
| Flash Point | 58.9±0.0 °C |
| Exact Mass | 142.023026 |
| PSA | 17.07000 |
| LogP | 2.11 |
| Vapour Pressure | 1.2±0.3 mmHg at 25°C |
| Index of Refraction | 1.514 |
| Symbol |
GHS02, GHS07 |
|---|---|
| Signal Word | Warning |
| Hazard Statements | H226-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-S37/39 |
| RIDADR | UN 1989 3/PG 3 |
| WGK Germany | 3 |
| Packaging Group | III |
| Hazard Class | 3.2 |
| HS Code | 2912210000 |
|
~%
2646-90-4 |
| Literature: Baxter, Anthony David; Boyd, Edward Andrew; Frank-Kamenetsky, Maria; Porter, Jeffery; Price, Stephen; Rubin, Lee L.; Stibbard, John Harry Alexander Patent: US2005/70578 A1, 2005 ; |
|
~%
2646-90-4 |
| Literature: Maguire, Nuala M.; Ford, Alan; Clarke, Sarah L.; Eccles, Kevin S.; Lawrence, Simon E.; Brossat, Maude; Moody, Thomas S.; Maguire, Anita R. Tetrahedron Asymmetry, 2011 , vol. 22, # 24 p. 2144 - 2150 |
|
~78%
2646-90-4 |
| Literature: Hoechst-Roussel Pharmaceuticals Inc. Patent: US4654336 A1, 1987 ; |
|
~%
2646-90-4 |
| Literature: Inukai; Maki Kogyo Kagaku Zasshi, 1956 , vol. 59, p. 1160 Chem.Abstr., 1958 , p. 13265 |
| Precursor 5 | |
|---|---|
| DownStream 10 | |
![5-fluorobenzo[b]thiophene-2-carboxylic acid structure](https://image.chemsrc.com/caspic/401/70060-13-8.png)
![Methyl 5-fluorobenzo[b]thiophene-2-carboxylate structure](https://image.chemsrc.com/caspic/475/154630-32-7.png)
| HS Code | 2913000090 |
|---|---|
| Summary | HS: 2913000090 halogenated, sulphonated, nitrated or nitrosated derivatives of products of heading 2912 Educational tariff:17.0% Tax rebate rate:9.0% Regulatory conditions:none Most favored nation tariff:5.5% General tariff:30.0% |