Chemical Name: N-Boc-L-tert-Leucine
Synonyms: Boc-Tle-OH
CAS: 62965-35-9
Appearance: White or Off-White Powder
Purity: >99.0% (HPLC)
Amino Acid Derivative, High Quality
Contact: Dr. Alvin Huang
Mobile/Wechat/WhatsApp: +86-15026746401
Inquiry: alvin@ruifuchem.com
Chemical Name: 3-Hydroxypyrazine-2-Carboxamide
CAS: 55321-99-8
Appearance: Light Yellow to Brown Powder
Purity: >98.0% (HPLC)
Intermediate of Favipiravir (CAS: 259793-96-9) in the treatment of Influenza virus infections and COVID-19
High Quality, Commercial Production
Chemical Name: Trimethyloxonium Tetrafluoroborate
CAS: 420-37-1
Appearance: White to Off-White Powder or Crystals
E-Mail: alvin@ruifuchem.com
Name: 6-Chloro-2-methyl-2H-indazol-5-amine
CAS: 1893125-36-4
Purity: >98.0% (LCMS)
Appearance: Light Brown to Gray Solid Powder
Intermediate of Ensitrelvir (S-217622), COVID-19
Chemical Name: 2,4,5-Trifluorobenzyl Bromide
CAS: 157911-56-3
Purity: >98.0% (GC)
Appearance: Colorless to Light Yellow Clear Liquid
Chemical Name: 1,3,5-Triazine-2,4(1H,3H)-dione, 3-(1,1-dimethylethyl)-6-(ethylthio)-
CAS: 1360105-53-8
3-(Chloromethyl)-1-methyl-1H-1,2,4-triazole hydrochloride
CAS: 135206-76-7
Appearance: White to Yellow Powder
Contact: Mr. Alvin Huang
Chemical Name: S-Ethylisothiourea Hydrobromide
CAS: 1071-37-0
Appearance: White to Almost White Powder to Crystal
Name: (1R,2S,5S)-6,6-Dimethyl-3-azabicyclo[3.1.0]hexane-2-Carboxylic Acid Methyl Ester Hydrochloride
CAS: 565456-77-1
Appearance: White to Off-White Powder
Assay: ≥99.0%
Intermediate of PF-07321332 Paxlovid (CAS 2628280-40-8) and Boceprevir (CAS 394730-60-0)
Chemical Name: Methyl (S)-2-(Boc-amino)-3-[(S)-2-oxo-3-pyrrolidinyl]propanoate
CAS: 328086-60-8
6,6-Dimethyl-3-azabicyclo[3.1.0]hexane
CAS: 943516-54-9
Appearance: Colorless Transparent Liquid
Purity: ≥98.0% (GC)
Chemical Name: Caronic Anhydride
CAS: 67911-21-1
Appearance: White or Almost White Crystal Powder
Chemical Name: L-tert-Leucine
Synonyms: H-Tle-OH
CAS: 20859-02-3
Assay: 98.0%~102.0% (on Dried Basis)
Chemical Name: Boc-Glu(OMe)-OMe
CAS: 59279-60-6
Appearance: Colorless to Pale Yellow Liquid
Purity: ≥98.0% (HPLC)