4H-Pyrano[3,2-b]pyridin-4-one, 2,3-dihydro
![4H-Pyrano[3,2-b]pyridin-4-one, 2,3-dihydro Structure](https://image.chemsrc.com/caspic/054/405174-48-3.png)
4H-Pyrano[3,2-b]pyridin-4-one, 2,3-dihydro structure
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Common Name | 4H-Pyrano[3,2-b]pyridin-4-one, 2,3-dihydro | ||
|---|---|---|---|---|
| CAS Number | 405174-48-3 | Molecular Weight | 149.14700 | |
| Density | 1.274g/cm3 | Boiling Point | 305.709ºC at 760 mmHg | |
| Molecular Formula | C8H7NO2 | Melting Point | N/A | |
| MSDS | N/A | Flash Point | 138.688ºC | |
This table lists Chinese names, IUPAC names and various aliases of this chemical substance.
| Name | 2,3-dihydropyrano[3,2-b]pyridin-4-one |
|---|---|
| Synonym | More Synonyms |
This table shows physicochemical parameters including melting point, boiling point, density, solubility and optical rotation. Missing data is marked as N/A.
| 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 |
| InChIKey | GKRJJPIVURFTGT-UHFFFAOYSA-N |
| SMILES | O=C1CCOc2cccnc21 |
This table covers safety warnings, protective measures, incompatible substances and disposal guidelines for this compound.
| HS Code | 2934999090 |
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This table presents publicly reported synthetic routes, reaction conditions, reactants and product information of the compound.
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4H-Pyrano[3,2-b... CAS#: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 ; |
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4H-Pyrano[3,2-b... CAS#: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 ; |
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4H-Pyrano[3,2-b... CAS#: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 ; |
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4H-Pyrano[3,2-b... CAS#: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 ; |
![4-(HYDROXYMETHYL)-3,4-DIHYDRO-2H-PYRANO[3,2-B]PYRIDIN-4-OL structure](https://image.chemsrc.com/caspic/092/405174-47-2.png)
![4-METHYLENE-3,4-DIHYDRO-2H-PYRANO[3,2-B]PYRIDINE structure](https://image.chemsrc.com/caspic/130/405174-46-1.png)
This table lists upstream starting materials and downstream derivative products related to this chemical.
| Precursor 4 | |
|---|---|
| DownStream 2 | |
![3,4-Dihydro-2H-pyrano[3,2-b]pyridin-4-ol structure](https://image.chemsrc.com/caspic/219/754149-09-2.png)
CAS#:754149-09-2![4-AMINO-3,4-DIHYDRO-2H-PYRANO[3,2-B]PYRIDINE structure](https://image.chemsrc.com/caspic/246/502612-49-9.png)
CAS#:502612-49-9This table shows customs‑related data including HS‑code, tariff and regulatory conditions for import and export.
| HS Code | 2934999090 |
|---|---|
| Summary | 2934999090. other heterocyclic compounds. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0% |
This table collects all English aliases, systematic names and CAS‑related synonyms of the compound.
| 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 |
This section contains frequently‑asked‑questions about this compound, including basic parameters, properties, storage conditions and corresponding answers.
| Q: What is the InChIKey of 2,3-dihydropyrano[3,2-b]pyridin-4-one? |
| A: InChIKey of 2,3-dihydropyrano[3,2-b]pyridin-4-one is GKRJJPIVURFTGT-UHFFFAOYSA-N. |
| Q: What are the downstream products of 2,3-dihydropyrano[3,2-b]pyridin-4-one? |
| A: Related downstream products(CAS) of 2,3-dihydropyrano[3,2-b]pyridin-4-one: 754149-09-2;502612-49-9. |
| Q: What is the LogP of 2,3-dihydropyrano[3,2-b]pyridin-4-one? |
| A: LogP of 2,3-dihydropyrano[3,2-b]pyridin-4-one is 1.04680. |
| Q: What are the upstream materials of 2,3-dihydropyrano[3,2-b]pyridin-4-one? |
| A: Related upstream materials(CAS) of 2,3-dihydropyrano[3,2-b]pyridin-4-one: 405174-47-2;405174-46-1;6602-32-0;405174-45-0. |
| Q: What is the molecular formula of 2,3-dihydropyrano[3,2-b]pyridin-4-one? |
| A: Molecular formula of 2,3-dihydropyrano[3,2-b]pyridin-4-one is C8H7NO2. |
| Q: What is the molecular weight of 2,3-dihydropyrano[3,2-b]pyridin-4-one? |
| A: Molecular weight of 2,3-dihydropyrano[3,2-b]pyridin-4-one is 149.14700. |
| Q: What is the polar surface area (PSA) of 2,3-dihydropyrano[3,2-b]pyridin-4-one? |
| A: Polar surface area (PSA) of 2,3-dihydropyrano[3,2-b]pyridin-4-one is 39.19000. |
| Q: What English synonyms does 2,3-dihydropyrano[3,2-b]pyridin-4-one have? |
| A: English synonyms of 2,3-dihydropyrano[3,2-b]pyridin-4-one: 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. |
| Q: What is the SMILES notation of 2,3-dihydropyrano[3,2-b]pyridin-4-one? |
| A: SMILES notation of 2,3-dihydropyrano[3,2-b]pyridin-4-one is O=C1CCOc2cccnc21. |
| Q: What is the CAS number of 2,3-dihydropyrano[3,2-b]pyridin-4-one? |
| A: CAS number of 2,3-dihydropyrano[3,2-b]pyridin-4-one is 405174-48-3. |
This table lists manufacturers and suppliers of this compound, including vendor names and product supply reference information.
| Shanghai Nianxing Industrial Co., Ltd |
| Dayang Chem (Hangzhou) Co., Ltd. |