1-methyl-1H-pyrazole-3-carbohydrazide

Base Information

• Chemical Name: 1-methyl-1H-pyrazole-3-carbohydrazide
• CAS No.: 304665-45-0
• Molecular Formula: C5H8 N4 O
• Molecular Weight: 140.145
• Hs Code.: 2933199090
• DSSTox Substance ID: DTXSID50359277
• Wikidata: Q82140413
• Mol file: 304665-45-0.mol

Synonyms:1-methyl-1H-pyrazole-3-carbohydrazide;304665-45-0;1-methylpyrazole-3-carbohydrazide;1H-Pyrazole-3-carboxylicacid, 1-methyl-, hydrazide;SCHEMBL2831032;DTXSID50359277;BCP30063;MFCD00463987;STK050127;AKOS000304520;SB86155;CS-0206897;EN300-1082730;1-Methyl-1H-pyrazole-3-carbohydrazide, AldrichCPR

Chemical Property of 1-methyl-1H-pyrazole-3-carbohydrazide

Chemical Property:

• PKA: 11.93±0.10(Predicted)
• PSA: 72.94000
• Density: 1.43±0.1 g/cm3(Predicted)
• LogP: 0.11480
• XLogP3: -0.9
• Hydrogen Bond Donor Count: 2
• Hydrogen Bond Acceptor Count: 3
• Rotatable Bond Count: 1
• Exact Mass: 140.06981089
• Heavy Atom Count: 10
• Complexity: 138

Purity/Quality:

98%min ^*data from raw suppliers

1-methyl-1H-pyrazole-3-carbohydrazide ^*data from reagent suppliers

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

SDS file from LookChem

Useful:

• Canonical SMILES: CN1C=CC(=N1)C(=O)NN

Technology Process of 1-methyl-1H-pyrazole-3-carbohydrazide

There total 1 articles about 1-methyl-1H-pyrazole-3-carbohydrazide 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:

methyl ester of 1-methylpyrazole-3-carboxylic acid (17827-61-1) → 1-methyl-1H-pyrazole-3-carbohydrazide (304665-45-0)

Guidance literature:

With hydrazine; at 150 ℃; for 0.25h; Microwave irradiation;

DOI:10.1016/j.bmcl.2014.04.081

Reference yield: 100.0%

Ethanesulfonamide (1520-70-3) + 1-methyl-1H-pyrazole-3-carbohydrazide (304665-45-0) + 2-isothiocyanato-1,3-dimethoxybenzene (343790-65-8) → (Z)-N'-(2,6-dimethoxyphenyl)-N-(ethylsulfonyl)-2-(1-methyl-1H-pyrazole-3-carbonyl)hydrazinecarboximidamide

Guidance literature:

Ethanesulfonamide; 2-isothiocyanato-1,3-dimethoxybenzene; With caesium carbonate; In acetonitrile; at 20 ℃; for 16h;

1-methyl-1H-pyrazole-3-carbohydrazide; With silver nitrate; at 20 ℃; for 0.166667h;

Reference yield: 96.0%

t-butylsulfonamide (34813-49-5) + 1-methyl-1H-pyrazole-3-carbohydrazide (304665-45-0) + 2-isothiocyanato-1,3-dimethoxybenzene (343790-65-8) → (Z)-N-(tert-butylsulfonyl)-N'-(2,6-dimethoxyphenyl)-2-(1-methyl-1H-pyrazole-3-carbonyl)hydrazine-1-carboximidamide

Guidance literature:

t-butylsulfonamide; 2-isothiocyanato-1,3-dimethoxybenzene; With caesium carbonate; In acetonitrile; at 20 ℃;

1-methyl-1H-pyrazole-3-carbohydrazide; With silver nitrate; In acetonitrile; for 1h;

upstream raw materials:

methyl ester of 1-methylpyrazole-3-carboxylic acid

Downstream raw materials:

C₁₉H₂₄N₆OS

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