1H-Naphth[2,3-d]imidazole(8CI,9CI)

Base Information

• Chemical Name: 1H-Naphth[2,3-d]imidazole(8CI,9CI)
• CAS No.: 269-07-8
• Molecular Formula: C11H8 N2
• Molecular Weight: 168.198
• Mol file: 269-07-8.mol

Synonyms:Naphth[2,3-d]imidazole(6CI); 1,3-Diaza-1H-benz[f]indene; Naphtho[2,3-d]imidazole

Chemical Property of 1H-Naphth[2,3-d]imidazole(8CI,9CI)

Chemical Property:

• Vapor Pressure: 2.59E-08mmHg at 25°C
• Melting Point: 220 °C(Solv: water (7732-18-5); methanol (67-56-1))
• Boiling Point: 463.1°Cat760mmHg
• PKA: 12.54±0.10(Predicted)
• Flash Point: 275.4°C
• PSA: 28.68000
• Density: 1.301g/cm³
• LogP: 2.71610

Purity/Quality:

99% ^*data from raw suppliers

1H-NAPHTHO[2,3-D]IMIDAZOLE 95.00% ^*data from reagent suppliers

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

SDS file from LookChem

Useful:

Technology Process of 1H-Naphth[2,3-d]imidazole(8CI,9CI)

There total 9 articles about 1H-Naphth[2,3-d]imidazole(8CI,9CI) 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: 95.0%

2,3-Diaminonaphthalene (771-97-1) + N,N-dimethyl-formamide (68-12-2,33513-42-7) → naphtho[2,3-d]imidazole (269-07-8)

Guidance literature:

With {[Zn(3,5-bis(4-oxo-4H-pyridin-1-yl)benzoate)Cl]*5H₂O}_n; at 120 ℃; for 48h; under 760.051 Torr; Reagent/catalyst; Temperature; Catalytic behavior;

DOI:10.1016/j.poly.2020.114584

Reference yield: 87.0%

→ naphtho[2,3-d]imidazole (269-07-8)

Guidance literature:

With Imidazole hydrochloride; at 120 ℃; for 6h;

Reference yield: 83.0%

carbon dioxide (124-38-9,18923-20-1) + 2,3-Diaminonaphthalene (771-97-1) → naphtho[2,3-d]imidazole (269-07-8)

Guidance literature:

With diphenylsilane; C₃₃H₃₆BO₆^(3-)*Eu⁽³⁺⁾*H₂O*2C₃H₇NO; In acetonitrile; at 120 ℃; for 24h; under 7500.75 Torr; Autoclave;

DOI:10.1002/anie.201901171

upstream raw materials:

formic acid

2,3-Diaminonaphthalene

2-mercaptonaphthimidazole

3-Amino-2-naphthol

Downstream raw materials:

Methyl 4'-(naphtho[2,3-d]imidazol-1-yl)methylbiphenyl-2-carboxylate

1-benzyl-1H-naphtho[2,3-d]imidazole

Refernces

• 1、 Agarwal, Rashmi A.,De, Dinesh. "Selective CO2 adsorption and Lewis acid catalytic activity towards naphthimidazole synthesis by a Zn-MOF". . . Retrieved 2020.
• 2、 Zou, Chunyan,Qiao, Qinglong,Zhao, Miao,Mao, Deqi,Wang, Danfeng,Feng, Lei,Cui, Jingnan,Xu, Zhaochao. "A ratiometric fluorescent probe for fluoride ion based on naphthoimidazolium receptor". . p. 43746 - 43751. Retrieved 2014.
• 3、 Goldstein,Streuli. "-". . p. 520,524. Retrieved 1937.
• 4、 Deng, Guo-Jun,Fu, Mei,Huang, Huawen,Ji, Xiaochen,Li, Yongtong. "Visible-light-induced aerobic oxidative desulfurization of 2-mercaptobenzimidazolesviaa sulfinyl radical". supporting information. p. 5594 - 5598. Retrieved 2020/09/21.