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Favipiravir CAS 259793-96-9 T-705 Purity ≥99.0% (HPLC) COVID-19 API Factory High Quality
Chemical Name: Favipiravir; T-705
CAS: 259793-96-9
Appearance: White to Off-White Powder
Purity: ≥99.0% (HPLC)
In the treatment of Influenza Virus Infections and COVID-19
API High Quality, Commercial Production
Inquiry: alvin@ruifuchem.com
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Remdesivir GS-5734 CAS 1809249-37-3 COVID-19 API High Quality
Chemical Name: Remdesivir (GS-5734)
CAS: 1809249-37-3
Appearance: White to Off-White Solid Powder
Assay: 98.0%~102.0%
Remdesivir for the treatment of COVID-19
API High Quality, Commercial Production
Inquiry: alvin@ruifuchem.com
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Boc-Tle-OH CAS 62965-35-9 N-Boc-L-tert-Leucine Purity >99.0% (HPLC) Factory
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
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3-Hydroxypyrazine-2-Carboxamide CAS 55321-99-8 Purity >98.0% (HPLC) Favipiravir Intermediate COVID-19
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
Inquiry: alvin@ruifuchem.com
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Trimethyloxonium Tetrafluoroborate CAS 420-37-1 Purity >98.0% (HPLC) High Quality
Chemical Name: Trimethyloxonium Tetrafluoroborate
CAS: 420-37-1
Purity: >98.0% (HPLC)
Appearance: White to Off-White Powder or Crystals
High Quality, Commercial Production
E-Mail: alvin@ruifuchem.com
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6-Chloro-2-methyl-2H-indazol-5-amine CAS 1893125-36-4 Purity >98.0% (LCMS) Ensitrelvir (S-217622) Intermediate COVID-19
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
High Quality, Commercial Production
E-Mail: alvin@ruifuchem.com
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2,4,5-Trifluorobenzyl Bromide CAS 157911-56-3 Purity >98.0% (GC) Ensitrelvir (S-217622) Intermediate COVID-19
Chemical Name: 2,4,5-Trifluorobenzyl Bromide
CAS: 157911-56-3
Purity: >98.0% (GC)
Appearance: Colorless to Light Yellow Clear Liquid
Intermediate of Ensitrelvir (S-217622), COVID-19
High Quality, Commercial Production
E-Mail: alvin@ruifuchem.com
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Ensitrelvir (S-217622) Intermediate CAS 1360105-53-8 Purity >98.0% COVID-19
Chemical Name: 1,3,5-Triazine-2,4(1H,3H)-dione, 3-(1,1-dimethylethyl)-6-(ethylthio)-
CAS: 1360105-53-8
Purity: >98.0% (HPLC)
Intermediate of Ensitrelvir (S-217622), COVID-19
High Quality, Commercial Production
E-Mail: alvin@ruifuchem.com
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3-(Chloromethyl)-1-methyl-1H-1,2,4-triazole hydrochloride CAS 135206-76-7 Purity >98.0% Ensitrelvir (S-217622) Intermediate COVID-19
3-(Chloromethyl)-1-methyl-1H-1,2,4-triazole hydrochloride
CAS: 135206-76-7
Purity: >98.0%
Appearance: White to Yellow Powder
Intermediate of Ensitrelvir (S-217622), COVID-19
High Quality, Commercial Production
E-Mail: alvin@ruifuchem.com
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S-Ethylisothiourea Hydrobromide CAS 1071-37-0 Purity >98.0% Ensitrelvir (S-217622) Intermediate COVID-19
Chemical Name: S-Ethylisothiourea Hydrobromide
CAS: 1071-37-0
Purity: >98.0% (HPLC)
Appearance: White to Almost White Powder to Crystal
Intermediate of Ensitrelvir (S-217622), COVID-19
High Quality, Commercial Production
E-Mail: alvin@ruifuchem.com
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Paxlovid Boceprevir Intermediate CAS 565456-77-1 Assay ≥99.0%
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)
High Quality, Commercial Production
Inquiry: alvin@ruifuchem.com
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![Methyl (S)-2-(Boc-amino)-3-[(S)-2-oxo-3-pyrrolidinyl]propanoate CAS 328086-60-8 PF-07321332 Boceprevir Intermediate](https://www.ruifuchemical.com/uploads/hhhhh-300x300.png)
Methyl (S)-2-(Boc-amino)-3-[(S)-2-oxo-3-pyrrolidinyl]propanoate CAS 328086-60-8 PF-07321332 Boceprevir Intermediate
Chemical Name: Methyl (S)-2-(Boc-amino)-3-[(S)-2-oxo-3-pyrrolidinyl]propanoate
CAS: 328086-60-8
Appearance: White to Off-White Powder
Intermediate of PF-07321332 Paxlovid (CAS 2628280-40-8) and Boceprevir (CAS 394730-60-0)
High Quality, Commercial Production
Inquiry: alvin@ruifuchem.com
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![6,6-Dimethyl-3-azabicyclo[3.1.0]hexane CAS 943516-54-9 PF-07321332 Boceprevir Intermediate](https://www.ruifuchemical.com/uploads/CAS-943516-54-9-300x300.png)
6,6-Dimethyl-3-azabicyclo[3.1.0]hexane CAS 943516-54-9 PF-07321332 Boceprevir Intermediate
Chemical Name: 6,6-Dimethyl-3-azabicyclo[3.1.0]hexane
CAS: 943516-54-9
Appearance: Colorless Transparent Liquid
Purity: ≥98.0%
Intermediate of PF-07321332 Paxlovid (CAS 2628280-40-8) and Boceprevir (CAS 394730-60-0)
High Quality, Commercial Production
Inquiry: alvin@ruifuchem.com
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Caronic Anhydride CAS 67911-21-1 PF-07321332 Boceprevir Intermediate High Quality
Chemical Name: Caronic Anhydride
CAS: 67911-21-1
Appearance: White or Almost White Crystal Powder
Purity: >98.0% (GC)
Intermediate of PF-07321332 Paxlovid (CAS 2628280-40-8) and Boceprevir (CAS 394730-60-0)
High Quality, Commercial Production
Inquiry: alvin@ruifuchem.com
