3H-naphtho(2,1-b)pyran-3-one
3H-naphtho(2,1-b)pyran-3-one structure
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Common Name | 3H-naphtho(2,1-b)pyran-3-one | ||
|---|---|---|---|---|
| CAS Number | 4352-89-0 | Molecular Weight | 196.20100 | |
| Density | 1.297 | Boiling Point | 402.6ºC at 760 mmHg | |
| Molecular Formula | C13H8O2 | Melting Point | 117－119ºC | |
| MSDS | N/A | Flash Point | 169.7ºC | |
Summary: 3H-naphtho(2,1-b)pyran-3-one (CAS number: 4352-89-0) is an organic compound with molecular formula C13H8O2 and molecular weight 196.20100. The melting point is 117-119°C, and the boiling point is 402.6°C at 760 mmHg. For research-use only, not for medical or clinical usage.
This table lists Chinese names, IUPAC names and various aliases of this chemical substance.
| Name | 3H-naphtho(2,1-b)pyran-3-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 | 1.297 |
|---|---|
| Boiling Point | 402.6ºC at 760 mmHg |
| Melting Point | 117－119ºC |
| Molecular Formula | C13H8O2 |
| Molecular Weight | 196.20100 |
| Flash Point | 169.7ºC |
| Exact Mass | 196.05200 |
| PSA | 30.21000 |
| LogP | 2.94620 |
| Index of Refraction | 1.687 |
| InChIKey | FXRDPPFLWGSMQT-UHFFFAOYSA-N |
| SMILES | O=c1ccc2c(ccc3ccccc32)o1 |
This table covers safety warnings, protective measures, incompatible substances and disposal guidelines for this compound.
| HS Code | 2914399090 |
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This table presents publicly reported synthetic routes, reaction conditions, reactants and product information of the compound.
This table shows customs‑related data including HS‑code, tariff and regulatory conditions for import and export.
| HS Code | 2914399090 |
|---|---|
| Summary | 2914399090. other aromatic ketones without other oxygen function. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:5.5%. General tariff:30.0% |
This table contains target information, in‑vitro & in‑vivo assay data for this compound.
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Name: In vitro inhibition of sirtuin 2 was evaluated using yeast whole cell lysates
Source: ChEMBL
Target: NAD-dependent histone deacetylase SIR2
External Id: CHEMBL808739
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Name: Selectivity for yeast Hst1p over yeast Sir2p
Source: ChEMBL
Target: N/A
External Id: CHEMBL3391490
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Name: Sirtuin 2 inhibitory activity and was reported as minimum growth-stimulating concentr...
Source: ChEMBL
Target: NAD-dependent histone deacetylase SIR2
External Id: CHEMBL808741
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Name: In vitro inhibition of sirtuin 2 was evaluated using yeast whole cell lysates at 75 u...
Source: ChEMBL
Target: NAD-dependent histone deacetylase SIR2
External Id: CHEMBL808740
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This table collects all English aliases, systematic names and CAS‑related synonyms of the compound.
| naphthopyran-2-one |
| naphthopiranone |
| 5,6-benzocoumarin |
This section contains frequently‑asked‑questions about this compound, including basic parameters, properties, storage conditions and corresponding answers.
| Q: What is the English name of 3H-naphtho(2,1-b)pyran-3-one? |
| A: The English name of 3H-naphtho(2,1-b)pyran-3-one is 3H-naphtho(2,1-b)pyran-3-one. |
| Q: What is the boiling point of 3H-naphtho(2,1-b)pyran-3-one? |
| A: Boiling point of 3H-naphtho(2,1-b)pyran-3-one is 402.6ºC at 760 mmHg. |
| Q: What is the SMILES notation of 3H-naphtho(2,1-b)pyran-3-one? |
| A: SMILES notation of 3H-naphtho(2,1-b)pyran-3-one is O=c1ccc2c(ccc3ccccc32)o1. |
| Q: What is the molecular formula of 3H-naphtho(2,1-b)pyran-3-one? |
| A: Molecular formula of 3H-naphtho(2,1-b)pyran-3-one is C13H8O2. |
| Q: What is the LogP of 3H-naphtho(2,1-b)pyran-3-one? |
| A: LogP of 3H-naphtho(2,1-b)pyran-3-one is 2.94620. |
| Q: What is the InChIKey of 3H-naphtho(2,1-b)pyran-3-one? |
| A: InChIKey of 3H-naphtho(2,1-b)pyran-3-one is FXRDPPFLWGSMQT-UHFFFAOYSA-N. |
| Q: What English synonyms does 3H-naphtho(2,1-b)pyran-3-one have? |
| A: English synonyms of 3H-naphtho(2,1-b)pyran-3-one: naphthopyran-2-one, naphthopiranone, 5,6-benzocoumarin. |
| Q: What is the molecular weight of 3H-naphtho(2,1-b)pyran-3-one? |
| A: Molecular weight of 3H-naphtho(2,1-b)pyran-3-one is 196.20100. |
| Q: What is the CAS number of 3H-naphtho(2,1-b)pyran-3-one? |
| A: CAS number of 3H-naphtho(2,1-b)pyran-3-one is 4352-89-0. |
| Q: What is the polar surface area (PSA) of 3H-naphtho(2,1-b)pyran-3-one? |
| A: Polar surface area (PSA) of 3H-naphtho(2,1-b)pyran-3-one is 30.21000. |
This table lists manufacturers and suppliers of this compound, including vendor names and product supply reference information.
| Shanghai Nianxing Industrial Co., Ltd |