N'-((5-hydroxypyrazolo[1,5-a]pyridin-3-yl)methylene)-N,2-dimethyl-5-nitrobenzenesulfonohydrazide

Base Information

Chemical Name:N'-((5-hydroxypyrazolo[1,5-a]pyridin-3-yl)methylene)-N,2-dimethyl-5-nitrobenzenesulfonohydrazide
CAS No.:1101118-15-3
Molecular Formula:C₁₆H₁₅N₅O₅S
Molecular Weight:389.392
Hs Code.:

Synonyms:N'-((5-hydroxypyrazolo[1,5-a]pyridin-3-yl)methylene)-N,2-dimethyl-5-nitrobenzenesulfonohydrazide

Suppliers and Price of N'-((5-hydroxypyrazolo[1,5-a]pyridin-3-yl)methylene)-N,2-dimethyl-5-nitrobenzenesulfonohydrazide

Supply Marketing:

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

Manufacturers and distributors:

Manufacture/Brand
Chemicals and raw materials
Packaging
price

Total 0 raw suppliers

Chemical Property of N'-((5-hydroxypyrazolo[1,5-a]pyridin-3-yl)methylene)-N,2-dimethyl-5-nitrobenzenesulfonohydrazide

Chemical Property:

Purity/Quality:

Safty Information:

Pictogram(s):
Hazard Codes:

MSDS Files:

Useful:

Technology Process of N'-((5-hydroxypyrazolo[1,5-a]pyridin-3-yl)methylene)-N,2-dimethyl-5-nitrobenzenesulfonohydrazide

There total 7 articles about N'-((5-hydroxypyrazolo[1,5-a]pyridin-3-yl)methylene)-N,2-dimethyl-5-nitrobenzenesulfonohydrazide 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: 55.0%

: 1101118-14-2
3-((2-methyl-2-(2-methyl-5-nitrophenylsulfonyl)-hydrazono)methyl)pyrazolo[1,5-a]pyridin-5-yl acetate

: 1101118-15-3
N'-((5-hydroxypyrazolo[1,5-a]pyridin-3-yl)methylene)-N,2-dimethyl-5-nitrobenzenesulfonohydrazide

Guidance literature:: With methanol; water; sodium hydrogencarbonate; for 2h;

Reference yield:

: 620-08-6,1232006-56-2
4-methoxypyridine

: 1101118-15-3
N'-((5-hydroxypyrazolo[1,5-a]pyridin-3-yl)methylene)-N,2-dimethyl-5-nitrobenzenesulfonohydrazide

Guidance literature:: Multi-step reaction with 7 steps

1.1: O-(2,4-dinitrophenyl)hydroxylamine / acetonitrile / 18 h / 40 °C

1.2: 18 h / 20 °C

2.1: sulfuric acid; water / 18 h / Reflux

2.2: pH 7

3.1: trichlorophosphate / 2 h / 20 °C / Inert atmosphere

3.2: pH 3

4.1: triethylamine / dichloromethane / 72 h / 20 °C

5.1: methanol / 4 h / 20 °C

6.1: tetrahydrofuran; methanol; diethyl ether / 4 h / 20 °C

7.1: water; sodium hydrogencarbonate / methanol / 2 h

With sulfuric acid; water; sodium hydrogencarbonate; triethylamine; O-(2,4-dinitrophenyl)hydroxylamine; trichlorophosphate; In tetrahydrofuran; methanol; diethyl ether; dichloromethane; acetonitrile; 3.1: Vilsmeier formylation;
DOI:10.1016/j.bmc.2011.11.029

Reference yield:

: C₁₇H₁₅N₅O₆S

: 1101118-15-3
N'-((5-hydroxypyrazolo[1,5-a]pyridin-3-yl)methylene)-N,2-dimethyl-5-nitrobenzenesulfonohydrazide

Guidance literature:: Multi-step reaction with 2 steps

1: tetrahydrofuran; methanol; diethyl ether / 4 h / 20 °C

2: water; sodium hydrogencarbonate / methanol / 2 h

With water; sodium hydrogencarbonate; In tetrahydrofuran; methanol; diethyl ether;
DOI:10.1016/j.bmc.2011.11.029