6,7-DIHYDRO-5H-CYCLOPENTA[B]PYRIDIN-2-OL

Base Information

• Chemical Name: 6,7-DIHYDRO-5H-CYCLOPENTA[B]PYRIDIN-2-OL
• CAS No.: 88499-85-8
• Molecular Formula: C8H9NO
• Molecular Weight: 135.166
• Hs Code.: 2933790090
• Mol file: 88499-85-8.mol

Synonyms:2H-1-Pyrindin-2-one,1,5,6,7-tetrahydro- (6CI,7CI);NSC 150955;6,7-dihydro-5H-cyclopenta[b]pyridin-2-ol;

Chemical Property of 6,7-DIHYDRO-5H-CYCLOPENTA[B]PYRIDIN-2-OL

Chemical Property:

• Vapor Pressure: 1.07E-06mmHg at 25°C
• Melting Point: 180-181 °C(Solv: water (7732-18-5))
• Refractive Index: 1.579
• Boiling Point: 402.7 °C at 760 mmHg
• PKA: 13.05±0.20(Predicted)
• Flash Point: 234.1 °C
• PSA: 33.12000
• Density: 1.17g/cm³
• LogP: 1.27590

Purity/Quality:

97% ^*data from raw suppliers

6,7-dihydro-5H-cyclopenta[b]pyridin-2-ol 95 ^*data from reagent suppliers

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

SDS file from LookChem

Useful:

Technology Process of 6,7-DIHYDRO-5H-CYCLOPENTA[B]PYRIDIN-2-OL

There total 16 articles about 6,7-DIHYDRO-5H-CYCLOPENTA[B]PYRIDIN-2-OL which guide to synthetic route it. The literature collected by LookChem mainly comes from the sharing of users and the free literature resources found by Internet computing technology. We keep the original model of the professional version of literature to make it easier and faster for users to retrieve and use. At the same time, we analyze and calculate the most feasible synthesis route with the highest yield for your reference as below:

synthetic route:

Reference yield: 99.0%

methyl 1-(3-amino-3-oxoprop-1-enyl)-2-oxocyclopentanecarboxylate (1199941-88-2) → 1,5,6,7-tetrahydro-2H-cyclopentan[b]pyridin-2-one (88499-85-8)

Guidance literature:

With hydrogenchloride; In water; at 130 ℃; for 6h;

DOI:10.1055/s-0029-1217749

Reference yield: 86.0%

ethyl (E)-1-(3-amino-3-oxoprop-1-en-1-yl)-2-oxocyclopentane-1-carboxylate → 6,7-dihydro-5H-cyclopenta[b]pyridin-2-ol (88499-85-8)

Guidance literature:

With hydrogenchloride; In water; at 130 ℃; for 5h;

Reference yield: 86.0%

2-oxo-2,5,6,7-tetrahydro-3-cyano-1H-cyclopenta[b]pyridine-3-carbonitrile (108106-97-4) → 1,5,6,7-tetrahydro-2H-cyclopentan[b]pyridin-2-one (88499-85-8)

Guidance literature:

With hydrogenchloride; for 144h; Heating;

DOI:10.1021/jm0408621

upstream raw materials:

6,7-dihydrocyclopenta[b]pyran-2(5H)-one

ammonium acetate

2-hydroxy-6,7-dihydro-5H-cyclopenta[b]pyridine-3-carboxylic acid

7a-hydroxy-2-oxo-2,3,5,6,7,7a-hexahydro-1H-[1]pyrindine-3-carbonitrile

Downstream raw materials:

2-chloro-6,7-dihydro-5H-cyclopenta[b]pyridine

3-bromo-6,7-dihydro-5H-cyclopenta[b]pyridine

3-amino-4-(3-methyl-benzoyl)-1,5,6,7-tetrahydro-[1]pyrindin-2-one

N-[2-methoxy-4-(3-methyl-benzoyl)-6,7-dihydro-5H-[1]pyrindin-3-yl]-2,2-dimethyl-propionamide