- Shanghai Nianxing Industrial Co., Ltd
- China
- Product Name: hydroxypyridone
- Price: Check
- Purity: 99.0%
- Stocking Period: 10 Day
- Contact: Yang
- Email: sales@echemcloud.com
- Shanghai Jizhi Biochemical Technology Co., Ltd
- China
- Product Name: hydroxypyridone
- Price: ￥508.0/25g ￥1668.0/100g
- Purity: 97.0%
- Stocking Period: Inquiry
- Contact: Liu jia
- Email: 2130147988@qq.com
- Dayang Chem (Hangzhou) Co., Ltd.
- China
- Product Name: 2,3-Dihydroxypyridine
- Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
- Purity: 98.0%
- Stocking Period: Inquiry
- Contact: Ms Wang
- Email: enquiry@dycnchem.com
- Henan Tianfu Chemical Co., Ltd.
- China
- Product Name: 2,3-Dihydroxypyridine
- Price: $Inquiry/1kg $Inquiry/25kg $Inquiry/1000kg $Inquiry/10ton
- Purity: 99.0%
- Stocking Period: Inquiry
- Contact: Anson
- Email: info@tianfuchem.com
- Zhongshan Xingrui Chemical Co. , Ltd.
- China
- Product Name: hydroxypyridone
- Price: ￥Inquiry/25kg
- Purity: 99.0%
- Stocking Period: Inquiry
- Contact: Wang Jie
- Email: 3096638339@qq.com
16867-04-2
16867-04-2 structure
- Name: hydroxypyridone
- Chemical Name: 2,3-Dihydroxypyridine
- CAS Number: 16867-04-2
- Molecular Formula: C5H5NO2
- Molecular Weight: 111.099
- Catalog: Pharmaceutical intermediate Heterocyclic compound Pyridine compound Hydroxypyridine
- Create Date: 2018-09-25 20:00:14
- Modify Date: 2025-08-23 18:30:30
| Name | 2,3-Dihydroxypyridine |
|---|---|
| Synonyms |
3-Dihydroxypyridine
2,3-hydroxypyridine 2,3-DIHYDROXYPYRIMIDINE 3-Hydroxypyridin-2(1H)-one hydroxypyridinone 2(1H)-pyridinone, 3-hydroxy- 2,3-Dihydroxypyridine 3-Hydroxy-2(1H)-pyridinon Pyridin-2,3-diol 2,3-dihydroxy pyridine EINECS 240-887-3 2-Hydroxy-3-pyridinol 3-Hydroxy-2-pyridone 2,3-Pyridinediol hydroxypyridone MFCD00006271 pyridine-2,3-diol dihydroxypyridine |
| Density | 1.4±0.1 g/cm3 |
|---|---|
| Boiling Point | 441.4±25.0 °C at 760 mmHg |
| Melting Point | 245 °C (dec.)(lit.) |
| Molecular Formula | C5H5NO2 |
| Molecular Weight | 111.099 |
| Flash Point | 220.8±23.2 °C |
| Exact Mass | 111.032028 |
| PSA | 53.35000 |
| LogP | -0.60 |
| Vapour Pressure | 0.0±1.1 mmHg at 25°C |
| Index of Refraction | 1.625 |
CHEMICAL IDENTIFICATION
HEALTH HAZARD DATAACUTE TOXICITY DATA
|
| Personal Protective Equipment | dust mask type N95 (US);Eyeshields;Gloves |
|---|---|
| Hazard Codes | Xi:Irritant; |
| Risk Phrases | R36/37/38 |
| Safety Phrases | S26-S36-S37/39 |
| RIDADR | NONH for all modes of transport |
| WGK Germany | 3 |
| RTECS | UV1146700 |
| HS Code | 29333999 |
| Precursor 10 | |
|---|---|
| DownStream 10 | |
![2,3-dihydro-[1,4]dioxino[2,3-b]pyridine structure](https://image.chemsrc.com/caspic/361/129421-32-5.png)
| 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% |