1-p-Tolyl-1H-pyrazole-3,4,5-tricarboxylic acid 3-ethyl ester 4,5-dimethyl ester

Base Information

Chemical Name:1-p-Tolyl-1H-pyrazole-3,4,5-tricarboxylic acid 3-ethyl ester 4,5-dimethyl ester
CAS No.:86380-87-2
Molecular Formula:C₁₇H₁₈N₂O₆
Molecular Weight:346.34
Hs Code.:

Synonyms:1-p-Tolyl-1H-pyrazole-3,4,5-tricarboxylic acid 3-ethyl ester 4,5-dimethyl ester

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

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Chemical Property of 1-p-Tolyl-1H-pyrazole-3,4,5-tricarboxylic acid 3-ethyl ester 4,5-dimethyl ester

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Technology Process of 1-p-Tolyl-1H-pyrazole-3,4,5-tricarboxylic acid 3-ethyl ester 4,5-dimethyl ester

There total 2 articles about 1-p-Tolyl-1H-pyrazole-3,4,5-tricarboxylic acid 3-ethyl ester 4,5-dimethyl ester 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: 90.0%

: 58670-19-2
N-(p-methyl)-phenyl-C-acetylformohydrazidoyl bromide

: 762-42-5
dimethyl acetylenedicarboxylate

: 86380-87-2
1-p-Tolyl-1H-pyrazole-3,4,5-tricarboxylic acid 3-ethyl ester 4,5-dimethyl ester

Guidance literature:: With TEA; In benzene; for 16h; Heating;
DOI:10.1016/S0040-4020(01)97638-0

Reference yield:

: 18804-77-8
ethyl 3-oxo-2-(p-tolylhydrazono)butanoate

: 86380-87-2
1-p-Tolyl-1H-pyrazole-3,4,5-tricarboxylic acid 3-ethyl ester 4,5-dimethyl ester

Guidance literature:: Multi-step reaction with 2 steps

1: Br₂, Sodium acetate / acetic acid; acetic anhydride / 0 - 5 °C

2: 90 percent / TEA / benzene / 16 h / Heating

With TEA; bromine; sodium acetate; In acetic anhydride; acetic acid; benzene;
DOI:10.1016/S0040-4020(01)97638-0