4-Ethyl-4-hydroxy-1,6,7,8-tetrahydropyrano[3,4-f]indolizine-3,10-dione

Base Information

Chemical Name:4-Ethyl-4-hydroxy-1,6,7,8-tetrahydropyrano[3,4-f]indolizine-3,10-dione
CAS No.:40163-27-7
Molecular Formula:C₁₃H₁₅NO₄
Molecular Weight:249.266
Hs Code.:
NSC Number:174570
DSSTox Substance ID:DTXSID60306191

Synonyms:40163-27-7;NSC174570;DTXSID60306191;4-ethyl-4-hydroxy-1,6,7,8-tetrahydropyrano[3,4-f]indolizine-3,10-dione;NSC-174570

Suppliers and Price of 4-Ethyl-4-hydroxy-1,6,7,8-tetrahydropyrano[3,4-f]indolizine-3,10-dione

Supply Marketing:

Business phase:: The product has achieved commercial mass production^*data from LookChem market partment

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Chemical Property of 4-Ethyl-4-hydroxy-1,6,7,8-tetrahydropyrano[3,4-f]indolizine-3,10-dione

Chemical Property:

Vapor Pressure:5.62E-16mmHg at 25°C
Boiling Point:582.2±50.0 °C(Predicted)
PKA:11.68±0.20(Predicted)
Density:1.40±0.1 g/cm3(Predicted)
XLogP3:-0.1
Hydrogen Bond Donor Count:1
Hydrogen Bond Acceptor Count:4
Rotatable Bond Count:1
Exact Mass:249.10010796
Heavy Atom Count:18
Complexity:505

Purity/Quality:

Safty Information:

Pictogram(s):
Hazard Codes:

MSDS Files:

Useful:

Canonical SMILES:CCC1(C2=C(COC1=O)C(=O)N3CCCC3=C2)O

Technology Process of 4-Ethyl-4-hydroxy-1,6,7,8-tetrahydropyrano[3,4-f]indolizine-3,10-dione

There total 4 articles about 4-Ethyl-4-hydroxy-1,6,7,8-tetrahydropyrano[3,4-f]indolizine-3,10-dione 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: 90.0%

: 43083-10-9
4-ethyl-1,6,7,8-tetrahydro-10H-pyrano[3,4-f]indolizine-3,10(4H)-dione

: 40163-27-7
4-ethyl-4-hydroxy-1,6,7,8-tetrahydro-10H-pyrano[3,4-f]indolizine-3,10(4H)-dione

Guidance literature:: With 4-methyl-morpholine; caesium carbonate; In acetonitrile; at 20 ℃; for 24h; under 760.051 Torr; Reagent/catalyst; Solvent; Time;

Reference yield:

: 40163-24-4
5,6-dibromo-4-ethyl-1,6,7,8-tetrahydro-4H-pyrano[3,4-f]indolizine-3,10-dione

: 40163-27-7
4-ethyl-4-hydroxy-1,6,7,8-tetrahydro-10H-pyrano[3,4-f]indolizine-3,10(4H)-dione

Guidance literature:: Multi-step reaction with 2 steps

1: H₂, Et₃N / Pd-C / ethanol

2: O₂, KOtBu, (EtO)3P / 2-methyl-propan-2-ol; dimethylformamide / 2 h / -25 °C

With potassium tert-butylate; hydrogen; oxygen; triethylamine; triethyl phosphite; palladium on activated charcoal; In ethanol; N,N-dimethyl-formamide; tert-butyl alcohol;
DOI:10.1021/jo00917a005

Reference yield:

: 43083-06-3
2-(6-acetoxymethyl-1,8-dibromo-5-oxo-1,2,3,5-tetrahydro-indolizin-7-yl)-butyric acid methyl ester

: 40163-27-7
4-ethyl-4-hydroxy-1,6,7,8-tetrahydro-10H-pyrano[3,4-f]indolizine-3,10(4H)-dione

Guidance literature:: Multi-step reaction with 3 steps

1: aq. H₂SO₄ / 1,2-dimethoxy-ethane

2: H₂, Et₃N / Pd-C / ethanol

3: O₂, KOtBu, (EtO)3P / 2-methyl-propan-2-ol; dimethylformamide / 2 h / -25 °C

With sulfuric acid; potassium tert-butylate; hydrogen; oxygen; triethylamine; triethyl phosphite; palladium on activated charcoal; In 1,2-dimethoxyethane; ethanol; N,N-dimethyl-formamide; tert-butyl alcohol;
DOI:10.1021/jo00917a005