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1H-TETRAZOLE, 1-(4-METHOXYPHENYL)is an organic compound with the molecular formula C8H9N4O. It is characterized by its tetrazole ring fused with a phenyl group, which has a methoxy substituent at the para position. 1H-TETRAZOLE, 1-(4-METHOXYPHENYL)is known for its diverse applications in various fields due to its unique chemical properties and reactivity.

21788-28-3

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21788-28-3 Usage

Uses

Used in Synthesis:
1H-TETRAZOLE, 1-(4-METHOXYPHENYL)is used as a synthetic intermediate for the preparation of various complex organic molecules. Its reactivity and structural features make it a valuable building block in the synthesis of pharmaceuticals, agrochemicals, and other specialty chemicals.
Used in In-Silico Molecular Modeling:
1H-TETRAZOLE, 1-(4-METHOXYPHENYL)is utilized in in-silico molecular modeling to study the structure-activity relationships of various biologically active molecules. Its unique chemical properties allow researchers to predict the behavior of related compounds and design new molecules with improved biological activities.
Used in Pharmaceutical Industry:
1H-TETRAZOLE, 1-(4-METHOXYPHENYL)is used as a key component in the development of anti-diabetic, antibacterial, and antifungal agents. Its incorporation into the molecular structure of these drugs enhances their therapeutic potential and helps in the treatment of various diseases.
Used in Anti-Diabetic Applications:
1H-TETRAZOLE, 1-(4-METHOXYPHENYL)is employed as an anti-diabetic agent, particularly in the development of aryl-N-tosyl-tetrazole-carboxamides. These compounds exhibit potent anti-diabetic activities, making them promising candidates for the treatment of diabetes mellitus.
Used in Antibacterial Applications:
1H-TETRAZOLE, 1-(4-METHOXYPHENYL)is used as an antibacterial agent, contributing to the development of aryl-N-tosyl-tetrazole-carboxamides with potent antibacterial properties. These compounds can be effective against a wide range of bacterial pathogens, offering new treatment options for bacterial infections.
Used in Antifungal Applications:
1H-TETRAZOLE, 1-(4-METHOXYPHENYL)is utilized as an antifungal agent, playing a crucial role in the development of aryl-N-tosyl-tetrazole-carboxamides with significant antifungal activities. These compounds can be effective against various fungal pathogens, providing new therapeutic options for the treatment of fungal infections.

Check Digit Verification of cas no

The CAS Registry Mumber 21788-28-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,1,7,8 and 8 respectively; the second part has 2 digits, 2 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 21788-28:
(7*2)+(6*1)+(5*7)+(4*8)+(3*8)+(2*2)+(1*8)=123
123 % 10 = 3
So 21788-28-3 is a valid CAS Registry Number.

21788-28-3SDS

SAFETY DATA SHEETS

According to Globally Harmonized System of Classification and Labelling of Chemicals (GHS) - Sixth revised edition

Version: 1.0

Creation Date: Aug 18, 2017

Revision Date: Aug 18, 2017

1.Identification

1.1 GHS Product identifier

Product name 1-(4-methoxyphenyl)tetrazole

1.2 Other means of identification

Product number -
Other names 1-(4-Methoxy-phenyl)-1H-tetrazole

1.3 Recommended use of the chemical and restrictions on use

Identified uses For industry use only.
Uses advised against no data available

1.4 Supplier's details

1.5 Emergency phone number

Emergency phone number -
Service hours Monday to Friday, 9am-5pm (Standard time zone: UTC/GMT +8 hours).

More Details:21788-28-3 SDS

21788-28-3Relevant academic research and scientific papers

Practical synthesis of tetrazoles from amides and phosphorazidates in the presence of aromatic bases

Ishihara, Kotaro,Ishihara, Kazuki,Tanaka, Yota,Shioiri, Takayuki,Matsugi, Masato

supporting information, (2022/02/02)

Tetrazoles were effectively synthesized from amides using diphenyl phosphorazidate or bis(p-nitrophenyl) phosphorazidate in the presence of aromatic bases. Various amides underwent the proposed cycloaddition reaction to provide the corresponding tetrazoles. Studies on the racemization of chiral substrates were also performed. Overall, the proposed synthesis method enables the preparation of 1,5-disubstituted and 1-substituted tetrazoles, and 5-substituted 1H-tetrazoles without using toxic or explosive reagents.

Removal of the Cd(II), Ni(II), and Pb(II) ions via their complexation with the uric acid-based adsorbent and use of the corresponding Cd-complex for the synthesis of tetrazoles

Ahmadi, Sharareh,Ariannezhad, Maryam,Habibi, Davood,Heydari, Somayyeh,Jafari, Ali

, (2021/11/22)

The magnetic supported uric acid-based compound (Fe3O4@SiO2@CPTMS@UA) was prepared, characterized and used as a capable adsorbent for removal of the Cd(II), Ni(II) and Pb(II) ions from aqueous solution. The Freundlich and Langmuir adsorption isotherms have been used to evaluate the adsorption behaviors. The high correlation coefficient of the Langmuir model (R+2 > 0.99) reveals that the Langmuir model offers the better coordination with the experimental results and so the model of adsorption of Cd2+, Ni2+, and Pb2+ on the adsorbent is more compatible with the Langmuir model, and the maximum adsorption capacity for the Cd, Ni, and Pb ions are about 285.7, 45.06 and 145.09 mg/g. Then, the corresponding Cd-complex (Fe3O4@SiO2@CPTMS@ UA@Cd) was also prepared, characterized and applied as an efficient heterogeneous nano-catalyst for the synthesis of diverse tetrazoles.

Oxidation/ MCR domino protocol for direct transformation of methyl benzene, alcohol, and nitro compounds to the corresponding tetrazole using a three-functional redox catalytic system bearing TEMPO/Co(III)-porphyrin/ Ni(II) complex

Mahmoudi, Boshra,Rostami, Amin,Kazemnejadi, Milad,Hamah-Ameen, Baram Ahmed

, (2020/12/21)

A redox catalytic system for oxidation-reduction reactions and the domino preparation of tetrazole compounds from nitro and alcohol precursors was designed, prepared and characterized by UV–vis, GPC, TGA, XRD, EDX, XPS, VSM, FE-SEM, TEM, DLS, BET, NMR, and ICP analyses. The catalyst was prepared via several successive steps by demetalation of chlorophyll b, copolymerization with acrylated TEMPO monomers, complexation with Ni and Co metals (In two different steps), then immobilized on magnetic nanoparticles. The presence of three functional groups including TEMPO, coordinated cobalt, and coordinated nickel in the catalyst, allowed the oxidation of various types of alcohols, alkyl benzenes as well as the reduction of nitro compounds by a single catalyst. All reactions yielded up to 97 % selectivity for oxidation and reduction reactions. Next, the ability of the catalyst to successfully convert alcohol, methyl benzenes and nitro to their corresponding tetrazoles was studied.

Efficient reduction of nitro compounds and domino preparation of 1-substituted-1H-1,2,3,4-tetrazoles by Pd(ii)-polysalophen coated magnetite NPs as a robust versatile nanocomposite

Xu, DaPeng,Xiong, Meilu,Kazemnejadi, Milad

, p. 12484 - 12499 (2021/04/14)

A new, versatile, and green methodology has been developed for the efficient NaBH4-reduction of nitroarenes as well as the domino/reduction MCR preparation of 1-substituted-1H-1,2,3,4-tetrazoles using Pd(ii)-polysalophen coated magnetite NPs as an efficient heterogeneous magnetically recyclable nanocatalyst. Polysalophen was firstly prepared based on a triazine framework with a high degree of polymerization, then coordinated to Pd ions and, finally, the resulting hybrid was immobilized on magnetite NPs. The catalyst was characterized by various instrumental and analytical methods, including GPC, DLS, N2adsorption-desorption, TGA, VSM, TEM, HRTEM, EDX, XPS, XRD, and ICP analyses. The catalyst possesses dual-functionality including the reduction of nitroarenes and the construction of tetrazole rings all in one stepviaa domino protocol. High to excellent yields were obtained for both nitro reduction and the direct preparation of 1-substituted-1H-1,2,3,4-tetrazoles from nitro compounds. Insight into the mechanism was conducted by XPSin situas well as DLSin situalong with several control experiments. Recyclability of the catalyst was studied for 6 consecutive runs along with metal leaching measurements in each cycle.

Polymer-Supported Fe-Phthalocyanine Derived Heterogeneous Photo-Catalyst for the Synthesis of Tetrazoles Under Visible Light Irradiation

Khajone, Vijay Baburao,Balinge, Kamlesh Rudreshwar,Bhagat, Pundlik Rambhau

, p. 1948 - 1960 (2020/11/23)

Abstract: Herein, a polymer supported Fe-Phthalocyanine entangled with carboxyl functionalized benzimidazolium moiety (PSFePcCFBM) explored as heterogenous photocatalyst, for regioselective synthesis of 1H-tetrazoles from sodium azide and other affordable

The anchoring of a Cu(ii)-salophen complex on magnetic mesoporous cellulose nanofibers: green synthesis and an investigation of its catalytic role in tetrazole reactions through a facile one-pot route

Bagherzade, Ghodsieh,Ghamari kargar, Pouya

, p. 19203 - 19220 (2021/06/03)

Today, most synthetic methods are aimed at carrying out reactions under more efficient conditions and the realization of the twelve principles of green chemistry. Due to the importance and widespread applications of tetrazoles in various industries, especially in the field of pharmaceutical chemistry, and the expansion of the use of nanocatalysts in the preparation of valuable chemical reaction products, we decided to use an (Fe3O4@NFC@NSalophCu)CO2H nanocatalyst in this project. In this study, the synthesis of the nanocatalyst (Fe3O4@NFC@NSalophCu)CO2H was explained in a step-by-step manner. Confirmation of the structure was obtained based on FT-IR, EDX, FE-SEM, TEM, XRD, VSM, DLS, TGA, H-NMR, and CHNO analyses. The catalyst was applied to the synthesis of 5-substituted-1H-tetrazole and 1-substituted-1H-tetrazole derivatives through multi-component reactions (MCRs), and the performance was assessed. With advances in science and technology and increasing environmental pollution, the use of reagents and methods that are less dangerous for the environment has received much attention. Therefore, following green chemistry principles, with the help of the (Fe3O4@NFC@NSalophCu)CO2H salen complex as a nanocatalyst that is recyclable, cheap, safe, and available, the use of water as a green solvent, and reduced reaction times, the synthesis of tetrazoles can be achieved.

One pot three component solvent free synthesis of N-substituted tetrazoles using RuO2 /MMT catalyst

Chikate, Rajeev C.,Pawar, Hari R.

, (2020/08/21)

A facile, one-pot three component catalytic method is developed for the synthesis of N-substituted tetrazole using RuO2/MMT nanocomposite. It is characterized with low and wide angle XRD which suggests that RuO2 nanoparticles are evenly dispersed on the surface of MMT while FESEM images indicate a spherical morphology having size in the range of 40-50 nm. The catalytic efficiency is evaluated for three component one-pot synthesis of the tetrazole using various amine, sodium azide and triethyl-ortho-formate under solvent free condition. This strategy has resulted in good to excellent yields (84 – 97percent) of N-substituted tetrazoles within moderate reaction time. Moreover, the catalyst possesses excellent reusability up to five cycles with only 5percent decrease in the yield of tetrazole after 5th cycle. The beneficial catalytic activity of the bifunctional nanocomposite is attributed to the uniformly dispersed RuO2 nanoparticles on the surface of MMT where RuO2 site is responsible for coordination of isocyanide intermediate while strong acidic character of MMT induces condensation and cyclization steps in a synergic manner. Thus, it can be argued that RuO2/MMT nanocomposite possesses potential applications for Multi Component Reactions (MCR) in terms of efficient and sustainable manner.

[3+1+1] type cyclization of ClCF2COONa for the assembly of imidazoles and tetrazolesvia in situgenerated isocyanides

Song, Qiuling,Wang, Ya,Zhou, Yao

supporting information, p. 6106 - 6109 (2020/06/10)

A facile synthesis of imidazoles and tetrazolesvia[3+1+1] type cyclization of ClCF2COONa is developed. A diverse array of imidazoles and tetrazoles were obtained in decent yieldsviaisocyanide intermediates. Notably, this is the first example of the cycloaddition ofin situgenerated isocyanides.

Copper coordinated-poly(α-amino acid) decorated on magnetite graphene oxide as an efficient heterogeneous magnetically recoverable catalyst for the selective synthesis of 5- and 1-substituted tetrazoles from various sources: A comparative study

Kazemnejadi, Milad,Mahmoudi, Boshra,Sharafi, Zeinab,Nasseri, Mohammad A.,Allahresani, Ali,Esmaeilpour, Mohsen

, (2019/12/15)

In this work, poly(α-amino acid)-Cu(II) complex immobilized on magnetite graphene oxide (GO/Fe3O4?PAA-Cu-complex) was prepared via a multistep synthesis and employed as an efficient, heterogeneous, magnetically recyclable nanocatalyst for one-pot, three component synthesis of 5- and 1-substituted tetrazoles using different substrates including benzaldehydes, benzonitriles, and anilines in mild conditions. The different approaches were mechanically investigated and compared. The catalyst was fully characterized by Fourier transform infrared (FTIR), thermogravimetric analysis (TGA), X-ray diffraction (XRD), vibrating sample magnetometer (VSM), energy dispersive X-ray spectroscopy (EDX), inductively coupled plasma (ICP), FE-SEM and TEM analyses. The magnetic nanocatalyst could be readily separated from the reaction mixture by an external magnet and reused for several times without significant loss of catalytic activity. Also, the spectroscopic analysis revealed the stability and durability of the catalyst. Finally, the chemoselectivity of the method was investigated by the various combinations of aldehyde, nitrile, and oxime.

Green synthesis of the 1-substituted 1H-1, 2, 3, 4-tetrazoles over bifunctional catalyst based on copper intercalated into Mg/Al hydrotalcite modified magnetite nanoparticles

Salimi, Mehri,Zamanpour, Azadeh

, (2020/05/16)

An effective one-pot, convenient process for the synthesis of 1- substituted 1H-tetrazoles from triethyl orthoformate, amines, and sodium azide is described using copper (II) doped and immobilized on functionalized magnetic hydrotalcite (Fe3O4/HT-NH2 CuII) as a novel recyclable catalyst. The application of this catalyst allows the synthesis of a variety of tetrazoles in good to excellent yields in water. The new catalyst was characterized using Fourier transform infrared (FT-IR) spectroscopy, X-ray diffraction (XRD), scanning electron microscopy (SEM), energy-dispersive X-ray spectroscopy (EDX), thermogravimetric analysis (TGA), vibration sample magnetometry (VSM) and inductively coupled plasma analysis (ICP-OES). This new procedure offers several advantages such as short operational simplicity, practicability, and applicability to various substrates and the absence of any tedious workup or purification. The loading amount of CuII (doped and immobilized) on functionalized magnetic hydrotalcite was indicated to be 4.66 mmol g?1, obtained from the ICP-OES analysis. Also, the excellent catalytic performance, thermal stability, and separation of the catalyst make it an excellent heterogeneous system and a useful alternative to other heterogeneous catalysts. Also, the catalyst could be magnetically separated and reused six times without significant loss of catalytic activity.

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