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Ensifentrine

Ensifentrine Suppliers list
Company Name: Wuhan JiyunZen Tech Co., Ltd.
Tel: +86-18062099985
Email: Amyjiyunzen@yeah.net
Products Intro: Product Name:Ensifentrine
CAS:1884461-72-6
Purity:99% hplc Package:≥1KG;$5.00/KG|≥25KG;$2.00/KG|≥1000KG;$0.50/KG
Company Name: ZHENGZHOU JIUYI TIME NEW MATERIALS CO,.LTD
Tel: +86-13017695106 +86-13676922317
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Products Intro: Product Name:Ensifentrine
CAS:1884461-72-6
Purity:99% Package:100KG;2.2USD|10KG;6.6USD|1KG;8.8USD
Company Name: Jinan Carbotang Biotech Co.,Ltd.
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Products Intro: Product Name:Urea, N-[2-[(2E)-6,7-dihydro-9,10-dimethoxy-4-oxo-2-[(2,4,6-trimethylphenyl)imino]-2H-pyrimido[6,1-a]isoquinolin-3(4H)-yl]ethyl]-
CAS:1884461-72-6
Purity:98% Package:5KG;1KG
Company Name: CONIER CHEM AND PHARMA LIMITED
Tel: +8618523575427
Email: sales@conier.com
Products Intro: Product Name:Ensifentrine
CAS:1884461-72-6
Remarks:NME250246P
Company Name: TargetMol Chemicals Inc.
Tel: +1-781-999-5354; +17819995354
Email: marketing@targetmol.com
Products Intro: Product Name:Ensifentrine;Ensifentrinum;Ensifentrina
CAS:1884461-72-6
Package:1 mg;1 mL * 10mM (in DMSO);10 mg;100 mg;25 mg;5 mg;50 mg Remarks:REAGENT;FOR LABORATORY USE ONLY

Ensifentrine manufacturers

  • Ensifentrine
  • Ensifentrine pictures
  • $2.20
  • 2026-04-17
  • CAS:1884461-72-6
  • Min. Order: 1KG
  • Purity: 99%
  • Ensifentrine
  • Ensifentrine pictures
  • $5.00
  • 2026-04-10
  • CAS:1884461-72-6
  • Min. Order: 1KG
  • Purity: 99% hplc
  • Supply Ability: 500TONS
Ensifentrine Basic information
Product Name:Ensifentrine
Synonyms:Urea, N-[2-[(2E)-6,7-dihydro-9,10-dimethoxy-4-oxo-2-[(2,4,6-trimethylphenyl)imino]-2H-pyrimido[6,1-a]isoquinolin-3(4H)-yl]ethyl]-;Ensifentrine;EnsifentrineQ: What is Ensifentrine Q: What is the CAS Number of Ensifentrine;Ensifentrina;Ensifentrinum;RPL 554,RPL554,inhaled,Inhibitor,RPL-554,Ensifentrine,bronchoprotective,inhibit,COPD,PDE4,anti-inflammatory,PDE3,Phosphodiesterase (PDE);Ensifentrine, 10 mM in DMSO;(E)-RPL-554
CAS:1884461-72-6
MF:C26H31N5O4
MW:477.56
EINECS:
Product Categories:APIS
Mol File:1884461-72-6.mol
Ensifentrine Structure
Ensifentrine Chemical Properties
density 1.29±0.1 g/cm3(Predicted)
storage temp. Store at -20°C
solubility DMSO : 25 mg/mL (52.35 mM; Need ultrasonic)
form Solid
pka13.73±0.46(Predicted)
color Light yellow to green yellow
InChIKeyCSOBIBXVIYAXFM-BYNJWEBRSA-N
SMILESN(CCN1/C(=N/C2=C(C)C=C(C)C=C2C)/C=C2C3=C(C=C(OC)C(OC)=C3)CCN2C1=O)C(N)=O
Safety Information
MSDS Information
Ensifentrine Usage And Synthesis
UsesRPL 554 is a known drug candidate for respiratory diseases, particularly in patients with asthma or chronic obstructive pulmonary diseases.
in vivo

Ensifentrine (RPL-554; 10 mg/kg; Oral administration; once) significantly inhibits eosinophil recruitment following antigen challenge in ovalbumin-sensitized guinea pigs[1].
The inhalation of dry powder containing Ensifentrine by conscious guinea pigs (25% in micronized lactose) 1.5 h before antigen exposure significantly inhibits the recruitment of eosinophils to the airways[1].
Exposure of conscious guinea pigs to inhalation of dry powder containing Ensifentrine (2.5%) in micronized lactose significantly inhibits histamine-induced plasma protein extravasation in the trachea and histamine-induced bronchoconstriction over a 5.5-h period[1].

Animal Model:Male Dunkin Hartley guinea pigs (200-300 g) injected with ovalbumin[1].
Dosage:10 mg/kg
Administration:Oral administration; once
Result:Significantly inhibits eosinophil recruitment following antigen challenge in ovalbumin-sensitized guinea pigs.
IC 50PDE3: 0.4 nM (IC50); PDE4: 1479 nM (IC50)
Ensifentrine Preparation Products And Raw materials
Tag:Ensifentrine(1884461-72-6) Related Product Information
2,4,6(1H,3H,5H)-Pyrimidinetrione, 1-(3,4-dimethoxyphenyl)- N-Nitroso Ensifentrine-d6 N-Nitroso Ensifentrine