4H-Pyrano[3,2-b]pyridin-4-one, 2,3-dihydro-

Modify Date: 2025-08-25 19:00:31

4H-Pyrano[3,2-b]pyridin-4-one, 2,3-dihydro- Structure
4H-Pyrano[3,2-b]pyridin-4-one, 2,3-dihydro- structure
 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

 Names

Name 2,3-dihydropyrano[3,2-b]pyridin-4-one
Synonym More Synonyms

 Chemical & Physical Properties

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

 Safety Information

HS Code 2934999090

 Synthetic Route

4-(HYDROXYMETHYL)-3,4-DIHYDRO-2H-PYRANO[3,2-B]PYRIDIN-4-OL structure

4-(HYDROXYMETHY...

CAS#:405174-47-2

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4H-Pyrano[3,2-b]pyridin-4-one, 2,3-dihydro- Structure

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 ;
4-METHYLENE-3,4-DIHYDRO-2H-PYRANO[3,2-B]PYRIDINE structure

4-METHYLENE-3,4...

CAS#:405174-46-1

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4H-Pyrano[3,2-b]pyridin-4-one, 2,3-dihydro- Structure

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 ;
2-Brompyridin-3-ol structure

2-Brompyridin-3-ol

CAS#:6602-32-0

~%

4H-Pyrano[3,2-b]pyridin-4-one, 2,3-dihydro- Structure

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 ;
2-BROMO-3-(BUT-3-EN-1-YLOXY)PYRIDINE structure

2-BROMO-3-(BUT-...

CAS#:405174-45-0

~%

4H-Pyrano[3,2-b]pyridin-4-one, 2,3-dihydro- Structure

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 ;

 Customs

HS Code 2934999090
Summary 2934999090. other heterocyclic compounds. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

 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-
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Chemsrc provides CAS#:405174-48-3 MSDS, density, melting point, boiling point, structure, etc. Its name is 4H-Pyrano[3,2-b]pyridin-4-one, 2,3-dihydro->> amp version: 4H-Pyrano[3,2-b]pyridin-4-one, 2,3-dihydro-

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