3H-naphtho(2,1-b)pyran-3-one

Modify Date: 2025-08-25 08:46:06

3H-naphtho(2,1-b)pyran-3-one Structure
3H-naphtho(2,1-b)pyran-3-one structure
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

 Names

Name 3H-naphtho(2,1-b)pyran-3-one
Synonym More Synonyms

 Chemical & Physical Properties

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

 Safety Information

HS Code 2914399090

 Synthetic Route

 Customs

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%

 3H-naphtho(2,1-b)pyran-3-oneBioassay

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Name: Half-life period was determined
Source: ChEMBL
Target: N/A
External Id: CHEMBL631551
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
Name: Selectivity for yeast Hst1p over yeast Sir2p
Source: ChEMBL
Target: N/A
External Id: CHEMBL3391490
Name: Sirtuin 2 inhibitory activity and was reported as minimum growth-stimulating concentr...
Source: ChEMBL
Target: NAD-dependent histone deacetylase SIR2
External Id: CHEMBL808741
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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 Synonyms

naphthopyran-2-one
naphthopiranone
5,6-benzocoumarin
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