- Shanghai Nianxing Industrial Co., Ltd
- China
- Product Name: 9-Oxo-9H-fluorene-4-carboxylic 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: 9-Oxo-9H-fluorene-4-carboxylic acid
- Price: ￥658.0/5g ￥198.0/1g
- Purity: 98.0%
- Stocking Period: Inquiry
- Contact: Liu jia
- Email: 2130147988@qq.com
- Dayang Chem (Hangzhou) Co., Ltd.
- China
- Product Name: 9-Fluorenone-4-carboxylic acid
- Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
- Purity: 98.0%
- Stocking Period: Inquiry
- Contact: Ms Wang
- Email: enquiry@dycnchem.com
6223-83-2
6223-83-2 structure
- Name: 9-Oxo-9H-fluorene-4-carboxylic acid
- Chemical Name: 9-Fluorenone-4-carboxylic acid
- CAS Number: 6223-83-2
- Molecular Formula: C14H8O3
- Molecular Weight: 224.212
- Catalog: Chemical reagent Organic reagent Aromatic acid
- Create Date: 2018-08-10 16:04:31
- Modify Date: 2025-08-25 17:38:03
| Name | 9-Fluorenone-4-carboxylic acid |
|---|---|
| Synonyms |
9-Oxo-9H-fluorene-4-carboxylic acid
9H-Fluorene-4-carboxylic acid, 9-oxo- EINECS 228-311-9 MFCD00001145 9-oxofluorene-4-carboxylic acid |
| Density | 1.4±0.1 g/cm3 |
|---|---|
| Boiling Point | 476.5±24.0 °C at 760 mmHg |
| Melting Point | 225-227 °C(lit.) |
| Molecular Formula | C14H8O3 |
| Molecular Weight | 224.212 |
| Flash Point | 256.1±19.4 °C |
| Exact Mass | 224.047348 |
| PSA | 54.37000 |
| LogP | 3.26 |
| Vapour Pressure | 0.0±1.3 mmHg at 25°C |
| Index of Refraction | 1.701 |
| Personal Protective Equipment | Eyeshields;Gloves;type N95 (US);type P1 (EN143) respirator filter |
|---|---|
| Hazard Codes | Xi: Irritant; |
| Risk Phrases | R36/37/38 |
| Safety Phrases | S22-S24/25 |
| RIDADR | NONH for all modes of transport |
| WGK Germany | 3 |
| HS Code | 2918300090 |
| Precursor 10 | |
|---|---|
| DownStream 10 | |
![[1,1'-Biphenyl]-2,2'-dicarboximide structure](https://image.chemsrc.com/caspic/099/3864-08-2.png)
![[1,1'-biphenyl]-2,2'-dicarboxamide structure](https://image.chemsrc.com/caspic/216/39950-05-5.png)
![3-amino-7-methyl-5-[4-(trifluoromethoxy)phenyl]-2-oxa-8,9-diazabicyclo[4.3.0]nona-3,6,9-triene-4-carbonitrile structure](https://image.chemsrc.com/caspic/204/6926-84-7.png)
![[1,1'-Biphenyl]-2,2'-dicarboxylicacid, 2,2'-dimethyl ester structure](https://image.chemsrc.com/caspic/039/5807-64-7.png)
![[1,1'-BIPHENYL]-2,2'-DICARBONYL DICHLORIDE structure](https://image.chemsrc.com/caspic/441/7535-15-1.png)
| HS Code | 2918300090 |
|---|---|
| Summary | 2918300090 other carboxylic acids with aldehyde or ketone function but without other oxygen function, their anhydrides, halides, peroxides, peroxyacids and their derivatives。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。MFN tariff:6.5%。General tariff:30.0% |