- Shanghai Nianxing Industrial Co., Ltd
- China
- Product Name: Palmitic acid
- Price: Check
- Purity: 98.0%
- Stocking Period: 10 Day
- Contact: Yang
- Email: sales@echemcloud.com
- Shanghai Jizhi Biochemical Technology Co., Ltd
- China
- Product Name: 2,3-Dibromofuran-5-carboxylic acid
- Price: ￥858.0/10g ￥468.0/5g ￥1828.0/25g ￥4608.0/100g
- Purity: 97.0%
- Stocking Period: 1 Day
- Contact: Liu jia
- Email: 2130147988@qq.com
- Dayang Chem (Hangzhou) Co., Ltd.
- China
- Product Name: 2,3-Dibromofuran-5-carboxylic acid
- Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
- Purity: 98.0%
- Stocking Period: Inquiry
- Contact: Ms Wang
- Email: enquiry@dycnchem.com
2434-03-9
2434-03-9 structure
- Name: 2,3-Dibromofuran-5-carboxylic acid
- Chemical Name: 4,5-dibromofuran-2-carboxylic acid
- CAS Number: 2434-03-9
- Molecular Formula: C5H2Br2O3
- Molecular Weight: 269.87600
- Create Date: 2018-07-21 22:24:09
- Modify Date: 2025-08-25 21:15:31
| Name | 4,5-dibromofuran-2-carboxylic acid |
|---|---|
| Synonyms |
MFCD00092311
4,5-dibromo-2-furoic acid 4,5-Dibromofuran-2-carboxylic acid 2,3-dibromofuran-5-carboxylic acid 4,5-Dibrom-furan-2-carbonsaeure 4,5-dibromo-furan-2-carboxylic acid 4,5-dibromo-2-furancarboxylic acid |
| Density | 2.304g/cm3 |
|---|---|
| Boiling Point | 328.7ºC at 760mmHg |
| Melting Point | 169-173 °C |
| Molecular Formula | C5H2Br2O3 |
| Molecular Weight | 269.87600 |
| Flash Point | 152.6ºC |
| Exact Mass | 267.83700 |
| PSA | 50.44000 |
| LogP | 2.50280 |
| Vapour Pressure | 7.53E-05mmHg at 25°C |
| Index of Refraction | 1.614 |
| Symbol |
GHS07 |
|---|---|
| Signal Word | Warning |
| Hazard Statements | H302-H315-H319-H335 |
| Precautionary Statements | P261-P305 + P351 + P338 |
| Personal Protective Equipment | dust mask type N95 (US);Eyeshields;Gloves |
| Hazard Codes | Xn:Harmful; |
| Risk Phrases | R22;R36/37/38 |
| Safety Phrases | S26-S36 |
| RIDADR | NONH for all modes of transport |
| WGK Germany | 3 |
| HS Code | 2932190090 |
|
~10%
2434-03-9 |
| Literature: Allison, Brett; Phuong, Victor K.; Pippel, Marna C.W.; Rabinowitz, Michael H.; Venkatesan, Hariharan Patent: US2006/69286 A1, 2006 ; Location in patent: Page/Page column 25 ; US 20060069286 A1 |
|
~20%
2434-03-9 |
| Literature: Karminski-Zamola, Grace; Dogan, Jasna; Bajic, Miroslav; Blazevic, Jelena; Malesevic, Miroslav Heterocycles, 1994 , vol. 38, # 4 p. 759 - 768 |
|
~%
2434-03-9 |
| Literature: Molecules, , vol. 16, # 6 p. 4897 - 4911 |
|
~%
2434-03-9 |
| Literature: Molecules, , vol. 16, # 6 p. 4897 - 4911 |
|
~%
2434-03-9 |
| Literature: Tetrahedron, , vol. 50, # 29 p. 8793 - 8808 |
| Precursor 5 | |
|---|---|
| DownStream 10 | |
| HS Code | 2932190090 |
|---|---|
| Summary | 2932190090 other compounds containing an unfused furan ring (whether or not hydrogenated) in the structure VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:6.5% General tariff:20.0% |