4-Amino-1-methyl-3-propyl-5-pyrazolecarboxamide

Classification: Sildenafil

Compound English name: 4-Amino-1-methyl-3-propyl-5-pyrazolecarboxamide

CAS No.: 139756-02-8

Molecular formula: C8H14N4O

Molecular weight: 182.223

LogP: 1.3352

PSA: 86.93

Refractive index: 1.618

Density: 1.32g/cm3

Melting point: 98-101oC

Product Description

Description


An impurity in the synthesis of Sildenafil.




Basic Info

Chemical Name

4-Amino-1-methyl-3-propyl-1H-pyrazole-5-carboxamide

Synonyms

4-Amino-1-methyl-3-n-propyl-5-pyrazolecarboxamide;4-Amino-1-methyl-3-N-propyl-1H-pyrazole-5-carboxamide;1H-Pyrazole-5-carboxamide,4-amino-1-methyl-3-n-propyl;4-amino-2-methyl-5-propylpyrazole-3-carboxamide;

CAS No.

139756-02-8

Molecular Formula

C8H14N4O

Molecular Weight

182.22300

PSA

86.93000

LogP

1.33520





Properties


Density

1.32g/cm3

Boiling Point

325.9ºC at 760mmHg

Melting Point

98-101ºC

Flash Point

150.9ºC

Refractive Index

1.618

Vapor Pressure

0.000223mmHg at 25°C




Safety Info



Safety Statements

S26-S36

HS Code

2933199090

WGK Germany

3

Risk Statements

R36/37/38

Hazard Codes

Xi

Symbol

GHS07

Signal Word

Warning

Caution Statement

P261; P305 + P351 + P338

Hazard Declaration

H315; H319; H335



Company Profile

Jinan Xinnuo Pharmaceutical Technology Co., Ltd. is a high-tech enterprise specializing in the production of pharmaceutical intermediates. The company has been engaged in the research, development and production of chemical intermediates for more than 10 years. It integrates research, development, production, import and export trade, strong technical force, advanced testing methods, strong research and development capabilities and superb synthetic technology. It is an incubator of Jinan Pharmaceutical Valley. Committed to gout, nutrition, anti-cancer, anti-depression, anti-age dementia and drug synthesis in the cardiovascular and cerebrovascular fields. The products are mainly exported, and the products are exported to more than 40 countries and regions such as Southeast Asia, South America and Eastern Europe.

The company has a complete quality assurance system and strong scientific research and innovation strength. Every year, new market-oriented and high-tech synthetic drugs are launched. We are willing to provide you with quality products and competitive prices. Efficient service.

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