3,4-Dihydro-2H-pyrano[3,2-b]pyridin-4-ol

Modify Date: 2024-01-02 17:40:45

3,4-Dihydro-2H-pyrano[3,2-b]pyridin-4-ol Structure
3,4-Dihydro-2H-pyrano[3,2-b]pyridin-4-ol structure
Common Name 3,4-Dihydro-2H-pyrano[3,2-b]pyridin-4-ol
CAS Number 754149-09-2 Molecular Weight 151.163
Density 1.3±0.1 g/cm3 Boiling Point 299.0±40.0 °C at 760 mmHg
Molecular Formula C8H9NO2 Melting Point N/A
MSDS N/A Flash Point 134.6±27.3 °C

 Names

Name 2H-Pyrano[3,2-b]pyridin-4-ol, 3,4-dihydro
Synonym More Synonyms

 Chemical & Physical Properties

Density 1.3±0.1 g/cm3
Boiling Point 299.0±40.0 °C at 760 mmHg
Molecular Formula C8H9NO2
Molecular Weight 151.163
Flash Point 134.6±27.3 °C
Exact Mass 151.063324
PSA 42.35000
LogP 0.22
Vapour Pressure 0.0±0.7 mmHg at 25°C
Index of Refraction 1.591

 Safety Information

HS Code 2934999090

 Synthetic Route

~90%

3,4-Dihydro-2H-pyrano[3,2-b]pyridin-4-ol Structure

3,4-Dihydro-2H-...

CAS#:754149-09-2

Literature: SCHERING CORPORATION Patent: WO2008/100459 A1, 2008 ; Location in patent: Page/Page column 105; 107 ; WO 2008/100459 A1

~87%

3,4-Dihydro-2H-pyrano[3,2-b]pyridin-4-ol Structure

3,4-Dihydro-2H-...

CAS#:754149-09-2

Literature: SCHERING CORPORATION; BOYCE, Christopher W; CHAO, Jianhua; MCCORMICK, Kevin D. Patent: WO2010/33495 A2, 2010 ; Location in patent: Page/Page column 76; 78 ;

 Precursor & DownStream

Precursor  1

DownStream  0

 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,3H,4H-pyrano[3,2-b]pyridin-4-ol
2H-Pyrano[3,2-b]pyridin-4-ol,3,4-dihydro-(9CI)
2H-Pyrano[3,2-b]pyridin-4-ol,3,4-dihydro-
2H-Pyrano[3,2-b]pyridin-4-ol,3,4-dihydro
3,4-Dihydro-2H-pyrano[3,2-b]pyridin-4-ol
2H-Pyrano[3,2-b]pyridin-4-ol, 3,4-dihydro-