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L-Valine, 3-methyl-N-(trifluoroacetyl)- (9CI)

L-Valine, 3-methyl-N-(trifluoroacetyl)- (9CI) Suppliers list
Company Name: Shanghai Hanhong Scientific Co.,Ltd.  Gold
Tel: 021-54306202 13764082696
Email: info@hanhongsci.com
Company Name: Anhui Dexinjia Biopharm Co., Ltd  Gold
Tel: 0531-82375893 15553111391
Email: phoebe@jndxj.com
Company Name: Beijing Huikang Boyuan Chemical Tech Co., Ltd  Gold
Tel: 010-68862197 15810698817
Email: huikangqc@126.com
Company Name: Shaanxi DIDU pharmaceutical and Chemical Co., Ltd  Gold
Tel: 029-029-029-81148696 18161915376
Email: 1027@dideu.com
Company Name: Changzhou Huihan Biotechnology Co., Ltd.  Gold
Tel: 15380463325 15380463325
Email: 819573646@qq.com

L-Valine, 3-methyl-N-(trifluoroacetyl)- (9CI) manufacturers

  • Paxlovid intermediate
  • Paxlovid intermediate pictures
  • $1.50
  • 2026-05-15
  • CAS:666832-71-9
  • Min. Order: 1g
  • Purity: 99.0% Min
  • Supply Ability: 100 Tons
L-Valine, 3-methyl-N-(trifluoroacetyl)- (9CI) Basic information
Product Name:L-Valine, 3-methyl-N-(trifluoroacetyl)- (9CI)
Synonyms:L-Valine, 3-methyl-N-(trifluoroacetyl)- (9CI);Trifluoroacetyl L-Tert-Leucine;PF-07321332-003;Paxlovid Impurity 3;666832-71-9;PF-07321332 Impurity 80;(2S)-3,3-dimethyl-2-[(2,2,2-trifluoroacetyl)amino]butanoic acid;2- Methyl - N -( trifluoroacetyl )- L - Valine
CAS:666832-71-9
MF:C8H12F3NO3
MW:227.18
EINECS:674-976-7
Product Categories:666832-71-9
Mol File:666832-71-9.mol
L-Valine, 3-methyl-N-(trifluoroacetyl)- (9CI) Structure
L-Valine, 3-methyl-N-(trifluoroacetyl)- (9CI) Chemical Properties
Boiling point 308.1±42.0 °C(Predicted)
density 1.276±0.06 g/cm3(Predicted)
storage temp. Store at room temperature
pka3.08±0.10(Predicted)
AppearanceWhite to off-white Solid
InChIInChI=1S/C8H12F3NO3/c1-7(2,3)4(5(13)14)12-6(15)8(9,10)11/h4H,1-3H3,(H,12,15)(H,13,14)/t4-/m1/s1
InChIKeyFCTPLAZWXGEGKO-SCSAIBSYSA-N
SMILESC(O)(=O)[C@H](C(C)(C)C)NC(C(F)(F)F)=O
Safety Information
HS Code 2924190090
MSDS Information
L-Valine, 3-methyl-N-(trifluoroacetyl)- (9CI) Usage And Synthesis
UsesL-Valine, 3-methyl-N-(trifluoroacetyl)- (9CI) is a pharmaceutical intermediate composition for the preparation of nitrile-containing antiviral compounds.
ApplicationL-Valine, 3-methyl-N-(trifluoroacetyl)- (9CI) is a key pharmaceutical intermediate for the anti-COVID-19 drug nirmatrelvir (trade name Paxlovid). Nirmatrelvir is an oral SARS-CoV-2 main protease (Mpro) inhibitor that, when used in combination with ritonavir (i.e., Paxlovid), can effectively inhibit the replication of the SARS-CoV-2 virus and is used to treat patients with mild to moderate COVID-19.
L-Valine, 3-methyl-N-(trifluoroacetyl)- (9CI) Preparation Products And Raw materials
Raw materialsEthyl trifluoroacetate-->L-tert-Leucine
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