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Diethyl(3-pyridyl)borane CAS 89878-14-8 Purity >99.0% (HPLC) Abiraterone Acetate Intermediate Factory

Manufacturer Supply, High Purity, Commercial Production 
Chemical Name: Diethyl(3-pyridyl)borane 
CAS: 89878-14-8

Chemical Name Diethyl(3-pyridyl)borane
Synonyms 3-(Diethylboryl)pyridine
CAS Number 89878-14-8
CAT Number RF-PI674
Stock Status In Stock, Production Scale Up to Tons
Molecular Formula C9H14BN
Molecular Weight 147.03 
Melting Point 159.0~164.0℃ (lit.)
Brand Ruifu Chemical
Item Specifications
Appearance White Powder 
Infrared Spectrum Conforms to Structure
Purity / Analysis Method >99.0% (HPLC)
Loss on Drying ≤0.50%
Residue on Ignition ≤0.50%
Single Impurity ≤0.50%
Total Impurities <1.00%
Heavy Metals (as Pb) ≤20ppm
Test Standard Enterprise Standard
Usage Intermediate of Abiraterone Acetate (CAS: 154229-18-2)

Package: Bottle, Aluminium foil bag, 25kg/Cardboard Drum, or according to customer's requirement.

Storage Condition: Store in sealed containers at cool and dry place; Protect from light and moisture.

Diethyl(3-pyridyl)borane (CAS: 89878-14-8) is an intermediate of Abiraterone Acetate (CAS: 154229-18-2). In April 2011, the United States FDA approved Abiraterone Acetate in combination with the steroid prednisone for the treatment of metastatic castration-resistant prostate cancer (mCRPC) for patients who were previously treated with a docetaxel containing regimen for late-stage disease. The drug, marketed under the trade name Zytiga, was originally discovered by researchers at the Cancer Research UK Centre for Cancer Therapeutics in 1990, developed by Cougar Biotechnology, and ultimately commercialized by Johnson & Johnson after its acquisition of Cougar in 2009.


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