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Cloxacillin sodium salt

CAS 642-78-4 C19H17ClN3NaO5S MW 457.86 In stock

Cloxacillin sodium salt is a semi-synthetic penicillin antibiotic used to treat bacterial infections caused by Gram-positive bacteria, particularly those resistant to other penicillins. It is available in powder form for reconstitution. CAS: 642-78-4, Molecular Formula: C19H17ClN3NaO5S, Molecular Weight: 457.86 g/mol, Storage: 2 to 8 °C, Signal Word: Danger. Molekula supplies Cloxacillin sodium salt from research to bulk quantities with full documentation and ISO 9001:2015 traceability.

CoA by batch

Overview

Cloxacillin sodium salt is a semi-synthetic penicillin antibiotic used to treat bacterial infections caused by Gram-positive bacteria, particularly those resistant to other penicillins. It is available in powder form for reconstitution. CAS: 642-78-4, Molecular Formula: C19H17ClN3NaO5S, Molecular Weight: 457.86 g/mol, Storage: 2 to 8 °C, Signal Word: Danger. Molekula supplies Cloxacillin sodium salt from research to bulk quantities with full documentation and ISO 9001:2015 traceability.

Specifications

Property Value
Appearance White powder
Water ≤ 5.0%
Specific rotation +164° to +167°
Single Impurity ≤ 1.0%
pH 5.0 - 7.0
Acetone ≤ 0.5%
Assay ≥ 93.0%
Total Impurities ≤ 1.0%
Ethyl Acetate ≤ 0.1%
Butyl acetate ≤ 0.5%
Ethyl Alcohol ≤ 0.1%
Molekula Supplier ID reference -

Storage & handling

Property Value
Storage Temperature 2 to 8 °C
Shelf Life 24 months
Acidity Neutral

Identification

Property Value
CAS Number 642-78-4
Molecular Formula C19H17ClN3NaO5S
Molecular Weight 457.86
SMILES CC1=C(C(=NO1)C2=CC=CC=C2Cl)C(=O)N[C@H]3[C@@H]4N(C3=O)[C@H](C(S4)(C)C)C(=O)[O-].[Na+]
REACH Code Y110
HTS Code 29411050
Tariff Code 2941100000

Safety & GHS

Danger
  • GHS pictogram — Explosive Explosive GHS01
  • GHS pictogram — Flammable Flammable GHS02

Hazard statements

  • H315 Causes skin irritation
  • H317 May cause an allergic skin reaction
  • H319 Causes serious eye irritation
  • H334 May cause allergy or asthma symptoms or breathing difficulties if inhaled

Precautionary statements

  • P261 Avoid breathing dust/fume/gas/mist/vapours/spray
  • P280 Wear protective gloves/protective clothing/eye protection/face protection
  • P302+352 IF ON SKIN: Wash with soap and water
  • P305+351+338 IF IN EYES: Rinse with water for several minutes. Remove contact lenses if present and easy to do. Continue rinsing
  • P333+313 IF skin irritation or a rash occurs: Get medical advice/attention
  • P337+313 If eye irritation persists get medical advice/attention

For research and industrial use only

Not for use in food, drugs, household, or in or on humans or animals. Consult the Safety Data Sheet before handling.

Documents

Certificate of Analysis (CoA) by batch

Enter a lot or batch number to retrieve the CoA for that specific batch. We can generate one from spec data if no PDF is on file.

Pricing & pack sizes

Pack sizes & pricing

Pricing on request — packs available from research to bulk quantities.

Prices exclude VAT/sales tax and shipping. Bulk and custom pack sizes available on request.

Synonyms

No alternate names recorded for this product.

Frequently asked questions

What is Cloxacillin sodium salt used for?

Cloxacillin sodium salt is a penicillin antibiotic used to treat bacterial infections, particularly those caused by Gram-positive bacteria, including methicillin-resistant strains.

What is the chemical formula and molecular weight of Cloxacillin sodium salt?

The formula is C19H17ClN3NaO5S with a molecular weight of 457.86 g/mol.

How should Cloxacillin sodium salt be stored?

It should be stored at 2 to 8 °C and protected from light and moisture.

What grade of Cloxacillin sodium salt does Molekula supply?

Molekula supplies Cloxacillin sodium salt in research-grade purity.

Can Molekula supply Cloxacillin sodium salt in bulk quantities?

Yes, Molekula can supply Cloxacillin sodium salt in bulk quantities—please contact our sales team for volume pricing and availability.

What documentation comes with a purchase of Cloxacillin sodium salt?

Each order includes a Certificate of Analysis (CoA) and Safety Data Sheet (SDS); additional documentation can be provided upon request.

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