Cefaclor

Name: Cefaclor
Brand: Vaqora Chemicals
SKU: VQ-029676

About Cefaclor

Vaqora Chemicals supplies Cefaclor, a high-purity reference standard of Cefaclor registered under CAS number 53994-73-3. Its molecular formula is C15H14ClN3O4S and its molecular weight is 367.8 g/mol. Common synonyms include Cefaclor anhydrous and Ceclor CD.

The product is provided as a solid. Keep the vial tightly closed, protected from light and humidity, at the temperature stated on the Certificate of Analysis. Under GHS it is labelled “Danger”, so handle it with suitable PPE and consult the SDS.

As a reference sample of Cefaclor, it is used for identification, assay and impurity-profiling work during analytical method development, validation (AMV) and routine QC. Buyers come mainly from pharmaceutical manufacturing and academic and industrial research.

Available in 10 mg, 25 mg, 50 mg and 100 mg packs, Cefaclor is dispatched with a Certificate of Analysis (COA) to destinations worldwide.

Typical applications

Identification & assay
Method development & validation
QC reference material

Industries

Related to Cefaclor

View every impurity, metabolite and intermediate we list for Cefaclor.

Cefaclor impurities

Specifications & identifiers

Chemical identifiers
Product name	Cefaclor
Catalogue No.	VQ-029676
CAS Number	53994-73-3
IUPAC name	(6R,7R)-7-[[(2R)-2-amino-2-phenylacetyl]amino]-3-chloro-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid
Molecular formula	C₁₅H₁₄ClN₃O₄S
Molecular weight	367.8 g/mol
Exact mass	367.0394
Grade	Reference Standard
HSN code	38229090
InChIKey	QYIYFLOTGYLRGG-GPCCPHFNSA-N
SMILES	C1C(=C(N2[C@H](S1)[C@@H](C2=O)NC(=O)[C@@H](C3=CC=CC=C3)N)C(=O)O)Cl
PubChem CID	51039

Physical properties
Physical form	Solid
LogP (XLogP3)	-1.8
H-bond donors / acceptors	3 / 6
TPSA	138 Å²
Synonyms	Cefaclor anhydrous, Ceclor CD, 3-Chloro-7-D-(2-phenylglycinamido)-3-cephem-4-carboxylic acid, Lilly 99638, Bacticlor mr, Distaclor mr, Cefaclor Hydrate, Kefral, L-Kefral, Dystaclor MR, 53994-73-3 (free), Cefaclor (JP18)

Safety & hazard information (GHS)

Harmful / irritant

Health hazard

Signal word: Danger

Hazard statements

H317May cause an allergic skin reaction
H334May cause allergy or asthma symptoms or breathing difficulties if inhaled

Precautionary statements: P233, P260, P261, P271, P272, P280, P284, P302 + P352, P304 + P340, P321, P333 + P317, P342 + P316, P362 + P364, P403, P501

Classification is indicative (aggregated GHS notifications) and may vary by grade and concentration. Always refer to the SDS supplied with your lot.

Documents

Safety Data Sheet (SDS)16-section GHS · on request Certificate of AnalysisTypical / batch COA · on request Specification sheetTDS / MOA · on request

Frequently asked questions

What is the CAS number of Cefaclor?

The CAS Registry Number of Cefaclor is 53994-73-3. It is also known as Cefaclor anhydrous, Ceclor CD, 3-Chloro-7-D-(2-phenylglycinamido)-3-cephem-4-carboxylic acid.

What is the molecular formula and molecular weight of Cefaclor?

Cefaclor has the molecular formula C15H14ClN3O4S and a molecular weight of 367.8 g/mol. Its IUPAC name is (6R,7R)-7-[[(2R)-2-amino-2-phenylacetyl]amino]-3-chloro-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid.

What is Cefaclor used for?

Cefaclor is supplied as a characterised reference material related to Cefaclor. It is used for analytical method development and validation (AMV), impurity profiling, stability studies and quality control, and in ANDA/DMF regulatory filings.

Which grade and pack sizes of Cefaclor can I order?

We supply Cefaclor in Reference Standard grade, in 10 mg, 25 mg, 50 mg, 100 mg packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with Cefaclor?

Yes. Every lot of Cefaclor is shipped with a batch-specific Certificate of Analysis, and a 16-section GHS Safety Data Sheet is provided with the quotation and the shipment.

Can Cefaclor be shipped internationally?

Yes. Cefaclor is classified as hazardous, so it is packed in UN-approved packaging and shipped as dangerous goods under IATA/IMDG rules. We export worldwide on EXW, FOB, CIF and DAP terms.