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Screening compounds

Cefadroxil monohydrate

Also known as Cefadroxil 1-wasser, 5-Thia-1-azabicyclo(4.2.0)oct-2-ene-2-carboxylic acid, 7-(((2R)-amino(4-hydroxyphenyl)acetyl)amino)-3-methyl-8-oxo-, monohydrate, (6R,7R)-, Cefadroxil (hydrate)

CAS 66592-87-8Formula C16H19N3O6SMolar mass 381.41 g/molEC 629-747-6
GHS signal word: Danger. Pictograms: Harmful or irritant, Serious health hazard 25 suppliers listed
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Cefadroxil monohydrate chemical structure, C16H19N3O6S, CAS 66592-87-8
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
66592-87-8
Formula
C16H19N3O6S
Molar mass
381.41 g/mol
EC number
629-747-6
HS code
294190
Category
Screening compounds

What is Cefadroxil monohydrate?

Plain description, key identifiers and synonyms

Cefadroxil monohydrate is the hydrate that is the monohydrate of the cephalosporin cefadroxil. It contains a cefadroxil.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
(6R,7R)-7-[[(2R)-2-amino-2-(4-hydroxyphenyl)acetyl]amino]-3-methyl-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid, hydrate
CAS number
66592-87-8 CAS number cross-checked
EC number
629-747-6
Molecular formula
C16H19N3O6S
UNII
280111G160
MDL number
MFCD01682047
InChIKey
NBFNMSULHIODTC-CYJZLJNKSA-N
InChI
InChI=1S/C16H17N3O5S.H2O/c1-7-6-25-15-11(14(22)19(15)12(7)16(23)24)18-13(21)10(17)8-2-4-9(20)5-3-8;/h2-5,10-11,15,20H,6,17H2,1H3,(H,18,21)(H,23,24);1H2/t10-,11-,15-;/m1./s1
Canonical SMILES
CC1=C(C(=O)O)N2C(=O)C(NC(=O)C(N)c3ccc(O)cc3)C2SC1.O
Isomeric SMILES
CC1=C(N2[C@@H]([C@@H](C2=O)NC(=O)[C@@H](C3=CC=C(C=C3)O)N)SC1)C(=O)O.O

Synonyms

  • Cefadroxil 1-wasser
  • 5-Thia-1-azabicyclo(4.2.0)oct-2-ene-2-carboxylic acid, 7-(((2R)-amino(4-hydroxyphenyl)acetyl)amino)-3-methyl-8-oxo-, monohydrate, (6R,7R)-
  • Cefadroxil (hydrate)
  • BL-S 578
  • (6R,7R)-7-((R)-2-Amino-2-(4-hydroxyphenyl)acetamido)-3-methyl-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid hydrate
  • Bidocel
  • (6R,7R)-7-((R)-2-Amino-2-(p-hydroxyphenyl)acetamido)-3-methyl-8-oxo-5-thia-1-azabicyclo(4.2.0)oct-2-ene-2-carboxylic acid monohydrate
  • Moxacef Kapseln
  • Baxan Kapseln
  • Cefos Granulat
  • Kefroxil Kapseln
  • Omnidrox Kapseln
  • (6R,7R)-7-[[(2R)-2-amino-2-(4-hydroxyphenyl)acetyl]amino]-3-methyl-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid, hydrate
  • (6R,7R)-7-{[(2R)-2-amino-2-(4-hydroxyphenyl)acetyl]amino}-3-methyl-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid--water (1/1)
  • 5-Thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid,7-[[(2R)-amino(4-hydroxyphenyl)acetyl]amino]-3-methyl-8-oxo-,monohydrate, (6R,7R)-
  • (6R,7R)-7-[(R)-2-Amino-2-(4-hydroxyphenyl)acetamido]-3-methyl-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic Acid Hydrate
  • Cefadroxil (USP)
  • Duricef (TN)
  • Cefadroxil
  • 5-Thia-1-azabicyclo(4.2.0)oct-2-ene-2-carboxylic acid, 7-((amino(4-hydroxyphenyl)acetyl)amino)-3-methyl-8-oxo-, monohydrate, (6R-(6alpha,7beta(R*)))-
  • (6R,7R)-7-((R)-2-Amino-2-(4-hydroxyphenyl)acetamido)-3-methyl-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylicacidhydrate
  • (6R,7R)-7-[(2R)-2-amino-2-(4-hydroxyphenyl)acetamido]-3-methyl-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid hydrate
  • 5-Thia-1-azabicyclo(4.2.0)oct-2-ene-2-carboxylic acid, 7-((amino(4-hydroxyphenyl)acetyl)amino)-3-methyl-8-oxo-, monohydrate, (6r-(6alpha,7beta(r*)))
  • 7beta-{[(2R)-2-amino-2-(4-hydroxyphenyl)acetyl]amino}-3,4-didehydrocepham-4-carboxylic acid--water (1/1)

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
381.41 g/molcalc.
Exact mass
381.0995 Dacalc.
LogP (octanol/water)
-0.67calc.
Topological polar surface area
164.5 Ųcalc.
Hydrogen bond donors
4calc.
Hydrogen bond acceptors
6calc.
Rotatable bonds
4calc.
Heavy atoms
26calc.
Rings
3calc.
Aromatic rings
1calc.
Fraction sp3 carbons
0.31calc.
Formal charge
0calc.
Stereocentres
3calc.
Components
2calc.
Lipinski rule of five
Passes (0 violations)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=C(Cc1ccccc1)NC1C(=O)N2C=CCSC12

O=C(Cc1ccccc1)NC1C(=O)N2C=CCSC12

3 rings, 19 atoms.

98 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.
Precautionary statements (15)
  • 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.
  • 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

Cefadroxil monohydrate suppliers

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Where suppliers are based

25 suppliers in 11 countries

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Cefadroxil monohydrate price

Indicative price range per kg from live supplier offers

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Uses and applications

What the substance is used for, by industry and function

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 Cefadroxil monohydrate is traded under.

HS 2941.90Indicative HS code

Antibiotics, other

World exports in 2024
$6.39B
+2.3% vs 2023, imports $6.97B
2019 to 2024
Top exporters
  1. China39.7%
  2. United States11.3%
  3. Switzerland * partner reported10.9%
Top importers
  1. Italy15.0%
  2. India * partner reported12.0%
  3. China8.7%

* Partner reported figures, a lower bound.

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

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

Frequently asked questions

Quick answers about Cefadroxil monohydrate, based on the data on this page

What is Cefadroxil monohydrate?

Cefadroxil monohydrate is the hydrate that is the monohydrate of the cephalosporin cefadroxil. It contains a cefadroxil.

What is the CAS number of Cefadroxil monohydrate?

The CAS registry number of Cefadroxil monohydrate is 66592-87-8.

What is the molecular formula and weight of Cefadroxil monohydrate?

The molecular formula of Cefadroxil monohydrate is C16H19N3O6S and its molar mass is 381.41 g/mol.

What is Cefadroxil monohydrate used for?

Known uses and roles of Cefadroxil monohydrate include building blocks in research and laboratory and screening compounds in research and laboratory.

Is Cefadroxil monohydrate hazardous?

Cefadroxil monohydrate 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. This summary is not an SDS, always read the supplier safety data sheet.

What is the HS code of Cefadroxil monohydrate?

Cefadroxil monohydrate is usually classified under HS code 294190 (Antibiotics, other). This is indicative, confirm it with your customs broker before shipping.

Where can I buy Cefadroxil monohydrate?

CompoundList lists 25 suppliers of Cefadroxil monohydrate in India, China, Italy, South Korea and 7 more. Send one free request to get and compare quotes. Your contact details stay private until you accept a quote.

Where can I buy Cefadroxil monohydrate in India?

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

What is the price of Cefadroxil monohydrate?

Suppliers quote Cefadroxil monohydrate 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 Cefadroxil monohydrate

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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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