Tetramethyl 9-methyl-9aH-quinolizine-1,2,3,4-tetracarboxylate

Base Information

• Chemical Name: Tetramethyl 9-methyl-9aH-quinolizine-1,2,3,4-tetracarboxylate
• CAS No.: 982-12-7
• Molecular Formula: C₁₈H₁₉NO₈
• Molecular Weight: 377.351
• Hs Code.: 2917190090
• DSSTox Substance ID: DTXSID60913384
• Nikkaji Number: J48.365F
• Mol file: 982-12-7.mol

Synonyms:982-12-7;Tetramethyl 9-methyl-9aH-quinolizine-1,2,3,4-tetracarboxylate;9aH-quinolizine-1,2,3,4-tetracarboxylic acid, 9-methyl-, tetramethyl ester;BRN 0061310;9-Methyl-9aH-quinolizine-1,2,3,4-tetracarboxylic acid tetramethyl ester;5-22-04-00432 (Beilstein Handbook Reference);DTXSID60913384

Chemical Property of Tetramethyl 9-methyl-9aH-quinolizine-1,2,3,4-tetracarboxylate

Chemical Property:

• Vapor Pressure: 2.55E-10mmHg at 25°C
• Boiling Point: 504.9°C at 760 mmHg
• Flash Point: 259.1°C
• PSA: 108.44000
• Density: 1.35g/cm³
• LogP: 0.32480
• XLogP3: 1
• Hydrogen Bond Donor Count: 0
• Hydrogen Bond Acceptor Count: 9
• Rotatable Bond Count: 8
• Exact Mass: 377.11106656
• Heavy Atom Count: 27
• Complexity: 830

Purity/Quality:

99% ^*data from raw suppliers

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

SDS file from LookChem

Useful:

• Canonical SMILES: CC1=CC=CN2C1C(=C(C(=C2C(=O)OC)C(=O)OC)C(=O)OC)C(=O)OC

Technology Process of Tetramethyl 9-methyl-9aH-quinolizine-1,2,3,4-tetracarboxylate

There total 3 articles about Tetramethyl 9-methyl-9aH-quinolizine-1,2,3,4-tetracarboxylate 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:

3-Methylpyridine (108-99-6) + dimethyl acetylenedicarboxylate (762-42-5) → 9-Methyl-9aH-chinolizin-tetracarbonsaeure-(1,2,3,4)-tetramethylester (982-12-7)

Guidance literature:

With diethyl ether;

DOI:10.1039/jr9600001691

Reference yield:

3-Methylpyridine (108-99-6) + dimethyl acetylenedicarboxylate (762-42-5) → tetramethyl 7-methyl-9aH-quinolizine-1,2,3,4-tetracarboxylate (129137-99-1) + 9-Methyl-9aH-chinolizin-tetracarbonsaeure-(1,2,3,4)-tetramethylester (982-12-7)

Guidance literature:

Multistep reaction; 2) CHCl₃, room temp., 2 or 3 d;

DOI:10.1039/P29900000625

Reference yield:

→ 9-Methyl-9aH-chinolizin-tetracarbonsaeure-(1,2,3,4)-tetramethylester (982-12-7)

Guidance literature:

Acetylendicarbonsaeure-dimethylester, 3-Methyl-pyridin (Ae.);

DOI:10.1039/jr9600001691

upstream raw materials:

3-Methylpyridine

dimethyl acetylenedicarboxylate

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