(Z)-DIMETHYL 1,3-DIETHYL-2'-(PHENYLIMINO)-1,3-DIHYDRO-2'H-SPIRO[BENZO[D]IMIDAZOLE-2,3'-THIOPHENE]-4',5'-DICARBOXYLATE

Base Information

• Chemical Name: (Z)-DIMETHYL 1,3-DIETHYL-2'-(PHENYLIMINO)-1,3-DIHYDRO-2'H-SPIRO[BENZO[D]IMIDAZOLE-2,3'-THIOPHENE]-4',5'-DICARBOXYLATE
• CAS No.: 885722-13-4
• Molecular Formula: C₂₄H₂₅N₃O₄S
• Molecular Weight: 451.546
• Mol file: 885722-13-4.mol

Synonyms:(Z)-DIMETHYL 1,3-DIETHYL-2'-(PHENYLIMINO)-1,3-DIHYDRO-2'H-SPIRO[BENZO[D]IMIDAZOLE-2,3'-THIOPHENE]-4',5'-DICARBOXYLATE;(Z)-DIMETHYL 1,3-DIETHYL-2'-(PHENYLIMINO)-1,3-DIHYDRO-2'H-SPIRO[BENZO[D]

Chemical Property of (Z)-DIMETHYL 1,3-DIETHYL-2'-(PHENYLIMINO)-1,3-DIHYDRO-2'H-SPIRO[BENZO[D]IMIDAZOLE-2,3'-THIOPHENE]-4',5'-DICARBOXYLATE

Chemical Property:

• PSA: 96.74000
• LogP: 4.25620

Purity/Quality:

85.0-99.8% ^*data from raw suppliers

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

SDS file from LookChem

Useful:

Technology Process of (Z)-DIMETHYL 1,3-DIETHYL-2'-(PHENYLIMINO)-1,3-DIHYDRO-2'H-SPIRO[BENZO[D]IMIDAZOLE-2,3'-THIOPHENE]-4',5'-DICARBOXYLATE

There total 3 articles about (Z)-DIMETHYL 1,3-DIETHYL-2'-(PHENYLIMINO)-1,3-DIHYDRO-2'H-SPIRO[BENZO[D]IMIDAZOLE-2,3'-THIOPHENE]-4',5'-DICARBOXYLATE 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: 93.0%

1,3-diethyl-2-N-phenylthiocarbamoylbenzimidazolium inner salt (885722-03-2) + dimethyl acetylenedicarboxylate (762-42-5) → dimethyl 1,3-diethyl-2'-phenylimino-2',3'-dihydrospiro[benzimidazoline-2,3'-thiophene]-4',5'-dicarboxylate (885722-13-4)

Guidance literature:

In 1,2-dichloro-ethane; at 20 - 30 ℃; for 0.5h;

DOI:10.1039/b517700f

Reference yield:

1,3-diethyl-1H-benzo[d]imidazol-3-ium bromide (95348-62-2) → dimethyl 1,3-diethyl-2'-phenylimino-2',3'-dihydrospiro[benzimidazoline-2,3'-thiophene]-4',5'-dicarboxylate (885722-13-4)

Guidance literature:

Multi-step reaction with 2 steps

1: 63 percent / NaH / tetrahydrofuran; various solvent(s) / 10 - 20 °C

2: 93 percent / 1,2-dichloro-ethane / 0.5 h / 20 - 30 °C

With sodium hydride; In tetrahydrofuran; 1,2-dichloro-ethane;

DOI:10.1039/b517700f

Reference yield:

phenyl isothiocyanate (103-72-0) → dimethyl 1,3-diethyl-2'-phenylimino-2',3'-dihydrospiro[benzimidazoline-2,3'-thiophene]-4',5'-dicarboxylate (885722-13-4)

Guidance literature:

Multi-step reaction with 2 steps

1: 63 percent / NaH / tetrahydrofuran; various solvent(s) / 10 - 20 °C

2: 93 percent / 1,2-dichloro-ethane / 0.5 h / 20 - 30 °C

With sodium hydride; In tetrahydrofuran; 1,2-dichloro-ethane;

DOI:10.1039/b517700f

upstream raw materials:

1,3-diethyl-2-N-phenylthiocarbamoylbenzimidazolium inner salt

dimethyl acetylenedicarboxylate

1,3-diethyl-1H-benzo[d]imidazol-3-ium bromide

phenyl isothiocyanate

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