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Panipenem

CAS No.
87726-17-8
Chemical Name:
Panipenem
Synonyms
PAPM;cs533;PANIPENEM;Panipenan;Panipenemum;carbapenemrs-533;FAROPENEM, 90.0%;Panipenem USP/EP/BP;(5r-(3(s*),5-alpha,6-alpha(r*)))-inoethyl)-3-pyrrolidinyl)thio)-7-oxo;6-(1-hydroxyethyl)-2-(1-acetimidoylpyrrolidin-3-ylthio)-1-carbaren-2-em-3-ca
CBNumber:
CB1728204
Molecular Formula:
C15H21N3O4S
Molecular Weight:
339.41
MDL Number:
MFCD00865098
MOL File:
87726-17-8.mol
MSDS File:
SDS
Last updated:2026-05-27 23:43:39

Panipenem Properties

Melting point 198-200° (dec)
Boiling point 555.5±60.0 °C(Predicted)
Density 1.62±0.1 g/cm3(Predicted)
storage temp. Amber Vial, Hygroscopic, -20°C Freezer, Under inert atmosphere
solubility DMSO (Slightly), Methanol (Very Slightly), Water (Slightly)
pka 4.30±0.40(Predicted)
form Solid
color White to Off-White
Stability Hygroscopic, Light Sensitive
CAS DataBase Reference 87726-17-8(CAS DataBase Reference)
FDA UNII W9769W09JF

SAFETY

Risk and Safety Statements

Symbol(GHS)  Exclamation Mark (GHS07)
GHS07
Signal word  Warning
Hazard statements  H302-H315-H319-H335
Precautionary statements  P264-P270-P301+P312-P330-P501-P264-P280-P302+P352-P321-P332+P313-P362-P264-P280-P305+P351+P338-P337+P313P
Toxicity Approx LD50 in male, female mice (mg/kg): 1700-2200, 1300-1700 i.v. (Kimura)

Panipenem price

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
TRC TRC-P180000-250MG Panipenem 87726-17-8 250mg $999999 2026-06-03 Buy
Biosynth FP75030 Panipenem 87726-17-8 0.25mg $674.64 2026-06-04 Buy
Biosynth FP75030 Panipenem 87726-17-8 0.5mg $1049.44 2026-06-04 Buy
Biosynth FP75030 Panipenem 87726-17-8 1mg $1799.03 2026-06-04 Buy
Biosynth FP75030 Panipenem 87726-17-8 2mg $2998.38 2026-06-04 Buy
Product number Packaging Price Buy
TRC-P180000-250MG 250mg $999999 Buy
FP75030 0.25mg $674.64 Buy
FP75030 0.5mg $1049.44 Buy
FP75030 1mg $1799.03 Buy
FP75030 2mg $2998.38 Buy

Panipenem Chemical Properties, Uses, Production

Carbapenems

Panipenem is a carbapenem antibiotic,it is successfully developed by Japan Sankyo ,it has a broad antimicrobial spectrum , and it has strong antibacterial activity. This product is more stable, and its antibacterial spectrum is similar to imipenem ,it has a strong antibacterial effect on Gram-positive bacteria and negative bacteria, aerobic and anaerobic bacteria ,its effect on Staphylococcus aureus and methicillin-resistant Staphylococcus aureus is superior to that of imipenem, its effect on Escherichia coli, Klebsiella pneumoniae, Haemophilus influenzae, indole-positive and negative Proteus, Citrobacter, Serratia bacteria is stronger than imipenem, the effect on Pseudomonas aeruginosa is slightly lower than imipenem. To further enhance security, the antibiotic and kidney-protecting agent organic ion transport inhibitors Betamipron as 1:1 ratio are usd for the synthesis of compound preparation, Betamipron does not inhibit the dehydrogenation peptidase,it also has no inhibitory and other pharmacological effects, it only suppresses organic ion transport,it reduces kidney toxicity, it is clinically used for the treatment of bacteremia, sepsis, cholecystitis, liver abscess, peritonitis, inflammation of the eye, otitis media, endocarditis, skin and soft tissue infections, lower respiratory tract infections, genitourinary infections, gynecological infections caused by staphylococcus, streptococcus, enterococcus and other sensitive strains.

Three kinds of carbapenems contrast

Meropenem, imipenem and panipenem these three carbapenems all have good antibacterial activity on all kinds of G + and G-bacteria bacteria, aerobic and anaerobic bacteria ,they are clinically used for severe infections, mixed infections, nosocomial infections, and immunocompromised infection caused by production enzyme strains, and multi-drug resistant strains and G-mainly bacteria.
The differences between the three are as follows:
1, each has different focuses,their anaerobic antibacterial spectrums are similar ; for unfermentable negative bacteria of the aerobic , meropenem is the most active, followed by imipenem, panipenem. For G + bacteria, panipenem is the strongest.
2, imipenem has the highest incidence of adverse reactions on the central nervous system , meropenem and panipenem are lower.
3, imipenem is instable to human renal dehydropeptidase,it should to be added with the enzyme inhibitor cilastatin. And meropenem and panipenem are stable to human renal dehydropeptidase. Panipenem have some kidney toxicity, often plus betamethasone in order to reduce nephrotoxicity.
4, imipenem and panipenem are only available for intravenous, intramuscular meropenem can be used.
The above information is edited by the chemicalbook of Tian Ye.

Adverse reactions

Patients allergic to β-lactam antibiotics are banned.
The elderly, pregnant women, young children and kidney dysfunction patients should use with caution.
Diarrhea, belching, vomiting, rash.
Reduce the number of red blood cells and white blood cells, increase eosinophils.

Uses

Panipenem is a broad spectrum carbapenem antibacterial and antimicrobial agent working against Gram-negative and Gram-positive organisms.

Definition

ChEBI: Panipenem is an organic molecular entity.

Antimicrobial activity

A 3-acetimidoylpyrrolidinyl-substituted carbapenem with no methyl group at the C-1 position. It has broad-spectrum antibacterial activity against Gram-positive and Gramnegative organisms very similar to that of other carbapenems. Activity against Ps. aeruginosa is similar to that of imipenem. It is co-administered in a ratio of 1:1 with betamipron (N-benzoyl-β-alanine), a renal anion transport inhibitor that decreases nephrotoxicity. Panipenem is slightly more stable to hydrolysis by dehydropeptidase than imipenem, but not as stable as meropenem or biapenem. It is hydrolyzed by carbapenemases.
Mean maximum blood concentrations following intravenous infusion of 0.5 g and 0.75 g of each component were 37 and 61 mg/L for panipenem and 24 and 39 mg/L for betamipron. Following intravenous infusion in children (10 mg or 20 mg of each component per kg), the half-life of panipenem was about 1.2 h; that of betamipron about 0.9 h. Drug levels in the CSF were at least eight-fold lower than serum concentrations.
Side effects are similar to those reported for other carbapenems (incidence <10%) and are generally mild. Patients with a history of previous hypersensitivity reactions to penicillins, cephalosporins or other β-lactam antibiotics should be treated cautiously.
Clinical use in serious infections is similar to that of other carbapenems.

Panipenem Preparation Products And Raw materials

Raw materials

Preparation Products

Global Suppliers ( 94)
Supplier Tel Email Country ProdList Advantage
LGM Pharma 1-(800)-881-8210 inquiries@lgmpharma.com United States 2110 70
Beijing Lunarsun Pharmaceutical Co.,LTD. 86-10-64911848-8020.8010 sales@lunarsun.com.cn China 95 60
Beijing HuaMeiHuLiBiological Chemical 010-56205725 waley188@sohu.com China 12323 58
AdooQ Bioscience CHINA 025-58849295 info@adooq.cn China 2981 60
AN PharmaTech Co Ltd 86(21)68097365 sales@anpharma.net China 4875 55
Pharmacodia (Beijing) Co.,Ltd +86-400-851-9921 sales@pharmacodia.com China 2308 55
Raw material medicin reagent co.,Ltd sales@njromanme.com China 4511 58
Beijing Hechemist Technology CO.,LTD 18511709189; sales@hechemist.com China 2835 58
Amadis Chemical Company Limited 571-89925085 sales@amadischem.com China 131885 58
Zhejiang J&C Biological Technology Co.,Limited +1-2135480471 sales@sarms4muscle.com China 10378 58

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View Latest Price from Panipenem manufacturers

Image Update time Product Price Min. Order Purity Supply Ability Manufacturer
Panipenem pictures 2026-02-02 Panipenem
87726-17-8
$1.00 1g 99% 50tons Shaanxi Dideu Medichem Co. Ltd
Panipenem pictures 2019-07-06 Panipenem
87726-17-8
$1.00 1kg 99% Career Henan Chemical Co
  • Panipenem pictures
  • Panipenem
    87726-17-8
  • $1.00
  • 99%
  • Shaanxi Dideu Medichem Co. Ltd
  • Panipenem pictures
  • Panipenem
    87726-17-8
  • $1.00
  • 99%
  • Career Henan Chemical Co
PANIPENEM (5r,6s)-2-[1-acetamidoylpyrrolidin-3(s)-ylthio]-6-[1(r)-hydroxyethyl]-2-carbapenem-3-carboxylic acid (5r-(3(s*),5-alpha,6-alpha(r*)))-inoethyl)-3-pyrrolidinyl)thio)-7-oxo 1-azabicyclo(3.2.0)hept-2-ene-2-carboxylicacid,6-(1-hydroxyethyl)-3-((1-(1-im 6-(1-hydroxyethyl)-2-(1-acetimidoylpyrrolidin-3-ylthio)-1-carbaren-2-em-3-ca carbapenemrs-533 cs533 FAROPENEM, 90.0% (5R,6S)-3-[[(3S)-1-(1-Iminoethyl)-3β-pyrrolidinyl]thio]-6β-[(R)-1-hydroxyethyl]-7-oxo-1-azabicyclo[3.2.0]hept-2-ene-2-carboxylic acid (5R,6S)-3-[[(3S)-1-(1-Iminoethyl)pyrrolidin-3β-yl]thio]-6β-[(R)-1-hydroxyethyl]-7-oxo-1-azabicyclo[3.2.0]hept-2-ene-2-carboxylic acid (5R,6S)-3-[[(3S)-1-Acetimidoyl-3-pyrrolidinyl]thio]-6-[(R)-1-hydroxyethyl]-7-oxo-1-azabicyclo[3.2.0]hepta-2-ene-2-carboxylic acid (5R,6S)-3-[(3S)-1-ethanimidoylpyrrolidin-3-yl]sulfanyl-6-[(1R)-1-hydroxyethyl]-7-oxo-1-azabicyclo[3.2.0]hept-2-ene-2-carboxylic acid (5R,6S)-3-[[(3S)-1-acetimidoylpyrrolidin-3-yl]thio]-6-[(1R)-1-hydroxyethyl]-7-keto-1-azabicyclo[3.2.0]hept-2-ene-2-carboxylic acid Panipenan Panipenemum 1-Azabicyclo[3.2.0]hept-2-ene-2-carboxylic acid, 6-[(1R)-1-hydroxyethyl]-3-[[(3S)-1-(1-iminoethyl)-3-pyrrolidinyl]thio]-7-oxo-, (5R,6S)- Panipenem USP/EP/BP PAPM 87726-17-8 C15H21N3O4S Antibacterial