Hot Sale Androstanolone Powder Sil-Denafil Ta-Danafil Var-Denafil CAS 139755//83//2 171596//29//5 224785//91//5 with Best Price in Large Stock

We will strictly demand ourselves and provide consumers with more high-end 2,5-Bis(octyloxy)terephthalaldehyde, CAS: 872-49-1, 1H-Pyrazole-1-carboxamidine Hydrochloride with perfect after-sales service. We attained ISO9001 which provides solid foundation for our further development. In the continuous development and growth of our company, we always adhere to the customer first, integrity first, mutual benefit and win-win purpose. We adhere to the business philosophy of ‘integrity management, quality first, customer first, forge ahead with determination, pioneering and innovative’, relying on advanced management mode and professional service spirit to ensure that customers enjoy high-quality products and services.

Intermediate in the production of Sildenafil and respective analogs.

Product Details:

Name: 1-Methyl-3-propyl-1H-pyrazole-5-carboxylic acid

Synonyms:

2-methyl-5-propylpyrazole-3-carboxylic acid;

CAS: 139755-99-0

EINECS: N/A

MF:C8H12N2O2

MW: 168.19300

Density: 1.19g/cm3

BP: 330.3ºC at 760mmHg

MP: 150-154 °C

FP: 153.5ºC

Purity: 95%+

Stability:Stable under normal temperatures and pressures.

Acidity factor (pKa):3.10±0.25(Predicted)

Package: 5g, 25g, 100g, 500g, 1kg, 25kg

Application: Used to synthesize Viagra and other drugs