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Antibiotics and anti-infectives

Piperacillin

Also known as Piperacillin anhydrous, Piperacilline, Piperacilina

CAS 61477-96-1Formula C23H27N5O7SMolar mass 517.56 g/molEC 262-811-8
GHS signal word: Danger. Pictograms: Harmful or irritant, Serious health hazard 75 suppliers listed
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Piperacillin chemical structure, C23H27N5O7S, CAS 61477-96-1
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
61477-96-1
Formula
C23H27N5O7S
Molar mass
517.56 g/mol
EC number
262-811-8
HS code
294110
Category
Antibiotics and anti-infectives

What is Piperacillin?

Plain description, key identifiers and synonyms

Piperacillin is a penicillin in which the substituent at position 6 of the penam ring is a 2-[(4-ethyl-2,3-dioxopiperazin-1-yl)carboxamido]-2-phenylacetamido group. It has a role as an antibacterial drug. It is a penicillin and a penicillin allergen. It is a conjugate acid of a piperacillin(1-).

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
(2S,5R,6R)-6-[[(2R)-2-[(4-ethyl-2,3-dioxopiperazine-1-carbonyl)amino]-2-phenylacetyl]amino]-3,3-dimethyl-7-oxo-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxylic acid
CAS number
61477-96-1 CAS number cross-checkedOther or deprecated CAS: 66258-76-2
EC number
262-811-8
Molecular formula
C23H27N5O7S
UNII
9I628532GX
MDL number
MFCD00865043
InChIKey
IVBHGBMCVLDMKU-GXNBUGAJSA-N
InChI
InChI=1S/C23H27N5O7S/c1-4-26-10-11-27(19(32)18(26)31)22(35)25-13(12-8-6-5-7-9-12)16(29)24-14-17(30)28-15(21(33)34)23(2,3)36-20(14)28/h5-9,13-15,20H,4,10-11H2,1-3H3,(H,24,29)(H,25,35)(H,33,34)/t13-,14-,15+,20-/m1/s1
Canonical SMILES
CCN1CCN(C(=O)NC(C(=O)NC2C(=O)N3C2SC(C)(C)C3C(=O)O)c2ccccc2)C(=O)C1=O
Isomeric SMILES
CCN1CCN(C(=O)C1=O)C(=O)N[C@H](C2=CC=CC=C2)C(=O)N[C@H]3[C@@H]4N(C3=O)[C@H](C(S4)(C)C)C(=O)O

Synonyms

  • Piperacillin anhydrous
  • Piperacilline
  • Piperacilina
  • Peracin
  • Piperacillina
  • Piperacillinum
  • PIPC
  • Pipercillin
  • AB Piperacillin
  • Pipera hameln
  • Piperacillin curasan
  • Curasan, Piperacillin
  • Piperacillin ratiopharm
  • Piperacillin hydrate
  • Piperacillin (INN)
  • Piperacillin, anhydrous
  • (2S,5R,6R)-6-((R)-2-(4-ethyl-2,3-dioxopiperazine-1-carboxamido)-2-phenylacetamido)-3,3-dimethyl-7-oxo-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxylic acid
  • 6beta-{(2R)-2-[(4-ethyl-2,3-dioxopiperazin-1-yl)carboxamido]-2-phenylacetamido}-2,2-dimethylpenam-3alpha-carboxylic acid
  • Peperacillin
  • Pipracil, Piper
  • Peracin (TN)
  • Piperacillin?
  • Piperacillin CRS
  • WPP
  • 6-(D-(-)-alpha-(4-Ethyl-2,3-dioxo-1-piperazinecarboxamido)phenylacetamido)penicillanic acid

Physical and chemical properties

Measured values and descriptors computed from the structure

Physical and chemical properties

Measured values, check the supplier specification for your grade

No measured properties are recorded for this substance yet. Ask suppliers for a technical data sheet.

Values vary by grade. Ask suppliers for the COA or TDS of the batch you buy.

Computed descriptors

Calculated from the structure, useful for screening and formulation

Molecular weight
517.56 g/molcalc.
Exact mass
517.1631 Dacalc.
LogP (octanol/water)
-0.24calc.
Topological polar surface area
156.4 Ųcalc.
Hydrogen bond donors
3calc.
Hydrogen bond acceptors
7calc.
Rotatable bonds
6calc.
Heavy atoms
36calc.
Rings
4calc.
Aromatic rings
1calc.
Fraction sp3 carbons
0.48calc.
Formal charge
0calc.
Stereocentres
4calc.
Lipinski rule of five
Passes (1 violation)calc.

Calculated for screening. Confirm critical figures with the supplier.

Murcko scaffold

The ring system that remains when every side chain is removed

Murcko scaffold of this chemical, O=C1NCCN(C(=O)NC(C(=O)NC2C(=O)N3CCSC23)c2ccccc2)C1=O

O=C1NCCN(C(=O)NC(C(=O)NC2C(=O)N3CCSC23)c2ccccc2)C1=O

4 rings, 29 atoms.

17 other chemicals share this scaffold

Safety and hazards

GHS classification summary, not a safety data sheet

GHS signal word
Danger
GHS07: Harmful or irritant
Harmful or irritant
GHS08: Serious health hazard
Serious health hazard

Hazard statements

  • H317May cause an allergic skin reaction.
  • H334May cause allergy or asthma symptoms or breathing difficulties if inhaled.
  • H412Harmful to aquatic life with long lasting effects.
Precautionary statements (16)
  • P233Keep container tightly closed.
  • P260Do not breathe dust, fume, gas, mist, vapours or spray.
  • P261Avoid breathing dust, fume, gas, mist, vapours or spray.
  • P271Use only outdoors or in a well-ventilated area.
  • P272Contaminated work clothing should not be allowed out of the workplace.
  • P273Avoid release to the environment.
  • P280Wear protective gloves, protective clothing, eye protection and face protection.
  • P284In case of inadequate ventilation wear respiratory protection.
  • P302 + P352If on skin: Wash with plenty of water.
  • P304 + P340If inhaled: Remove person to fresh air and keep comfortable for breathing.
  • P321Specific treatment (see supplemental first aid instructions on the label).
  • P333 + P317If skin irritation or rash occurs: Get medical help.
  • P342 + P316If experiencing respiratory symptoms: Get emergency medical help immediately.
  • P362 + P364Take off contaminated clothing. And wash it before reuse.
  • P403Store in a well-ventilated place.
  • P501Dispose of contents and container in accordance with local regulations.

GHS classification summary, not a safety data sheet (SDS). Classifications can differ by supplier, grade and concentration. Always check the supplier's SDS.

Full safety data and first aid

Piperacillin suppliers

Sponsored listings first, then the documented ranking: membership, verification, replies, completeness, freshness and ratings

All 75 suppliers
30 of 30 offers

Suppliers marked Unclaimed profile have not claimed their profile yet. They are not verified by CompoundList, their offers are price on request and details may have changed, so please confirm them with the supplier. Company representatives can claim a profile with a business email on the company's own website domain. Our team verifies each claim and sends the result by email.

Where suppliers are based

75 suppliers in 16 countries

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Piperacillin price

Indicative price range per kg from live supplier offers

No published prices right now

Suppliers quote this chemical on request. Send one free request and compare quotes side by side.

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Uses and applications

What the substance is used for, by industry and function

Pharmacological actions

  • Anti-Bacterial Agents

Roles

  • antibacterial agent
  • antibacterial drug
  • antiinfective agent
  • antimicrobial agent
  • antimicrobial drug
  • antineoplastic agent
  • antiviral agent
  • pharmaceutical

Pharmacology

Piperacillin anhydrous is a Penicillin-class Antibacterial.

Regulatory status

Inventories, regulations and trade controls that list this substance

No regulatory list memberships are recorded for this substance yet. Always check the rules of the importing and exporting country before trade.

HS code and trade data

Customs classification and reported world trade statistics

Global trade

World import and export statistics for the HS code Piperacillin is traded under.

HS 2941.10Indicative HS code

Penicillins and their derivatives with a penicillanic acid structure, salts thereof

World exports in 2024
$1.66B
−2.5% vs 2023, imports $1.63B
2019 to 2024
Top exporters
  1. China56.8%
  2. Spain13.1%
  3. India * partner reported7.7%
Top importers
  1. India * partner reported16.4%
  2. Austria9.3%
  3. Brazil5.4%

* Partner reported figures, a lower bound.

Reported customs values in USD, not prices.Full trade data

The HS code shown for Piperacillin is indicative (it was assigned by structure rules). Confirm the classification with your customs broker before shipping.

Frequently asked questions

Quick answers about Piperacillin, based on the data on this page

What is Piperacillin?

Piperacillin is a penicillin in which the substituent at position 6 of the penam ring is a 2-[(4-ethyl-2,3-dioxopiperazin-1-yl)carboxamido]-2-phenylacetamido group. It has a role as an antibacterial drug. It is a penicillin and a penicillin allergen. It is a conjugate acid of a piperacillin(1-).

What is the CAS number of Piperacillin?

The CAS registry number of Piperacillin is 61477-96-1. Other or deprecated CAS numbers: 66258-76-2.

What is the molecular formula and weight of Piperacillin?

The molecular formula of Piperacillin is C23H27N5O7S and its molar mass is 517.56 g/mol.

What is Piperacillin used for?

Known uses and roles of Piperacillin include antibacterials and antibiotics in pharmaceuticals, antibacterial agent, antibacterial drug, antiinfective agent, antimicrobial agent and 5 more.

Is Piperacillin hazardous?

Piperacillin carries the GHS signal word "Danger". Main hazards: may cause an allergic skin reaction, may cause allergy or asthma symptoms or breathing difficulties if inhaled, harmful to aquatic life with long lasting effects. This summary is not an SDS, always read the supplier safety data sheet.

What is the HS code of Piperacillin?

Piperacillin is usually classified under HS code 294110 (Penicillins and their derivatives with a penicillanic acid structure, salts thereof). This is indicative, confirm it with your customs broker before shipping.

Where can I buy Piperacillin?

CompoundList lists 75 suppliers of Piperacillin in United States, China, India, Spain and 12 more. Send one free request to get and compare quotes. Your contact details stay private until you accept a quote.

Where can I buy Piperacillin in India?

6 suppliers in India list Piperacillin on CompoundList. Filter the suppliers list by country and send a request to compare prices, grades and delivery times.

What is the price of Piperacillin?

Suppliers quote Piperacillin on request because prices depend on grade, purity, quantity and destination. A free request on CompoundList gets you several quotes to compare.

Guides for buyers

Practical guides that help when you source, ship or handle Piperacillin

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Data last updated 7 Oct 2026. Details may have changed, please confirm them with the supplier. Report an error on this page
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