- Shanghai Jizhi Biochemical Technology Co., Ltd
- China
- Product Name: 4H-Pyrano[3,2-b]pyridin-4-one, 2,3-dihydro-
- Price: ￥1646.0/250mg ￥4136.0/1g ￥1026.0/100mg
- Purity: 95.0%
- Stocking Period: 1 Day
- Contact: Liu jia
- Dayang Chem (Hangzhou) Co., Ltd.
- China
- Product Name: 2,3-DIHYDRO-4H-PYRANO[3,2-B]PYRIDIN-4-ONE
- Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
- Purity: 98.0%
- Stocking Period: Inquiry
- Contact: Ms Wang
405174-48-3
405174-48-3 structure
- Name: 4H-Pyrano[3,2-b]pyridin-4-one, 2,3-dihydro-
- Chemical Name: 2,3-dihydropyrano[3,2-b]pyridin-4-one
- CAS Number: 405174-48-3
- Molecular Formula: C8H7NO2
- Molecular Weight: 149.14700
- Catalog: Pharmaceutical intermediate Heterocyclic compound Pyridine compound Dihydropyridine
- Create Date: 2018-11-28 11:19:33
- Modify Date: 2024-01-09 21:10:14
| Name | 2,3-dihydropyrano[3,2-b]pyridin-4-one |
|---|---|
| Synonyms |
2H-Pyrano[3,2-b]pyridin-4(3H)-one
2H-pyrano[3,2-b]pyridin-4(3H)-one 2,3-dihydro-pyrano[3,2-b]pyridine-4-one 2,3-dihydro-4H-pyrano[3,2-b]pyridin-4-one 2,3-Dihydro-pyrano[3,2-b]pyridin-4-one 4H-Pyrano[3,2-b]pyridin-4-one, 2,3-dihydro- |
| Density | 1.274g/cm3 |
|---|---|
| Boiling Point | 305.709ºC at 760 mmHg |
| Molecular Formula | C8H7NO2 |
| Molecular Weight | 149.14700 |
| Flash Point | 138.688ºC |
| Exact Mass | 149.04800 |
| PSA | 39.19000 |
| LogP | 1.04680 |
| Index of Refraction | 1.567 |
| HS Code | 2934999090 |
|---|
|
~%
405174-48-3 |
| Literature: SCHERING CORPORATION; BOYCE, Christopher W; CHAO, Jianhua; MCCORMICK, Kevin D. Patent: WO2010/33495 A2, 2010 ; Location in patent: Page/Page column 76; 77-78 ; |
|
~%
405174-48-3 |
| Literature: AMGEN INC.; BISWAS, Kaustav; CHEN, Jian J.; GORE, Vijay Keshav; HARRIED, Scott; HORNE, Daniel B.; KALLER, Matthew R.; MA, Vu Van; SHAM, Kelvin; ZHONG, Wenge Patent: US2014/45855 A1, 2014 ; Location in patent: Paragraph 0485 ; |
|
~%
405174-48-3 |
| Literature: AMGEN INC.; BISWAS, Kaustav; CHEN, Jian J.; GORE, Vijay Keshav; HARRIED, Scott; HORNE, Daniel B.; KALLER, Matthew R.; MA, Vu Van; SHAM, Kelvin; ZHONG, Wenge Patent: US2014/45855 A1, 2014 ; |
|
~%
405174-48-3 |
| Literature: AMGEN INC.; BISWAS, Kaustav; CHEN, Jian J.; GORE, Vijay Keshav; HARRIED, Scott; HORNE, Daniel B.; KALLER, Matthew R.; MA, Vu Van; SHAM, Kelvin; ZHONG, Wenge Patent: US2014/45855 A1, 2014 ; |
| Precursor 4 | |
|---|---|
| DownStream 2 | |
![3,4-Dihydro-2H-pyrano[3,2-b]pyridin-4-ol structure](https://www.chemsrc.com/caspic/219/754149-09-2.png)
![4-AMINO-3,4-DIHYDRO-2H-PYRANO[3,2-B]PYRIDINE structure](https://www.chemsrc.com/caspic/246/502612-49-9.png)
| HS Code | 2934999090 |
|---|---|
| Summary | 2934999090. other heterocyclic compounds. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0% |