Nepafenac Impurity B

Name: Nepafenac Impurity B
Brand: Zemixal
SKU: ZX-022251

Reference StandardAvailable on request

Buy Nepafenac Impurity B (CAS 78281-61-5) from Zemixal: C16H16N2O2S, COA and SDS with every lot, worldwide shipping. Quotes within one business day.

Pack sizes

CAS number78281-61-5

FormulaC₁₆H₁₆N₂O₂S

Molar mass300.4 g/mol

Physical formSolid

HS code38229090

InChIKeyFPRGALQPEHLMNK-UHFFFAOYSA-N

IUPAC name2-(2-amino-3-benzoylphenyl)-2-methylsulfanylacetamide

About Nepafenac Impurity B

Zemixal lists Nepafenac Impurity B for laboratories that identify, quantify or control Nepafenac and its related substances. Key data (Reference Standard): CAS 78281-61-5, formula C16H16N2O2S and molar mass 300.4 g/mol. It is handled as a solid.

Common uses in the lab and plant

Analytical method development
Method validation (AMV)
QC release testing
ANDA / DMF filings

Safe handling

It carries the GHS signal word Warning (H302 and H332), so wear gloves and eye protection and work with good ventilation.

Order it in 10 mg, 25 mg, 50 mg and 100 mg packs or ask for a bulk quotation. Every shipment includes a certificate of analysis with characterisation data. Request pricing online and we confirm availability, documentation and freight to your country.

Reference standards for Nepafenac

See every impurity, metabolite and related compound we list for this API.

Nepafenac standards

Typical uses

Analytical method development
Method validation (AMV)
QC release testing
ANDA / DMF filings

Applications

Pharmaceutical Manufacturing and QC Research Labs and Universities

Specifications and identifiers

Specifications of Nepafenac Impurity B
Product name	Nepafenac Impurity B
Catalogue number	ZX-022251
CAS number	78281-61-5
IUPAC name	2-(2-amino-3-benzoylphenyl)-2-methylsulfanylacetamide
Molecular formula	C₁₆H₁₆N₂O₂S
Molar mass	300.4 g/mol
Exact mass	300.0932
Grade	Reference Standard
Physical form	Solid
XLogP3	2.7
H-bond donors / acceptors	2 / 4
Topological polar surface area	111 Å²
HS code	38229090
InChIKey	FPRGALQPEHLMNK-UHFFFAOYSA-N
SMILES	CSC(C1=C(C(=CC=C1)C(=O)C2=CC=CC=C2)N)C(=O)N
PubChem CID	15634727
Synonyms	2-(2-Amino-3-benzoylphenyl)-2-(methylthio)acetamide, Nepafenac Methylthio Impurity, 2-Amino-3-benzoyl-alpha-(methylthio)benzeneacetamide, 2-Amino-3-benzoyl-a-methylthio-phenylacetamide, 2-amino-3-benzoly-a-methylthio-phenylacetamide, 2-(2-amino-3-benzoyl-phenyl)-2-methylsulfanyl-acetamide, 2-Amino-3-benzoyl-alpha-(methylthio)phenylacetamide, 2-amino-3-benzoyl-alpha-(methylthio)-phenylacetamide

Lot values are stated on the batch certificate of analysis. Ask for a typical COA with your quotation.

Safety and GHS hazards

Irritant or harmful

Signal word Warning

H302Harmful if swallowed
H332Harmful if inhaled

Precautionary statements P261, P264, P270, P271, P301 + P317, P304 + P340, P317, P330, P501

Classification summarised from public GHS notifications. It can vary with grade and concentration, so always follow the SDS supplied with your lot.

Pack sizes

Pack sizes of Nepafenac Impurity B
10 mg	Quoted on request
25 mg	Quoted on request
50 mg	Quoted on request
100 mg	Quoted on request

Need a different size? Bulk drums and custom packing are quoted on request through the quote form on this page.

Questions about Nepafenac Impurity B

Which CAS number identifies Nepafenac Impurity B?

Nepafenac Impurity B is registered under CAS 78281-61-5. You may also see it listed as 2-(2-Amino-3-benzoylphenyl)-2-(methylthio)acetamide, Nepafenac Methylthio Impurity, 2-Amino-3-benzoyl-alpha-(methylthio)benzeneacetamide. Our catalogue number for this item is ZX-022251.

What are the formula and molar mass of Nepafenac Impurity B?

For Nepafenac Impurity B, its formula is C16H16N2O2S and its molar mass is 300.4 g/mol. The systematic (IUPAC) name is 2-(2-amino-3-benzoylphenyl)-2-methylsulfanylacetamide. InChIKey FPRGALQPEHLMNK-UHFFFAOYSA-N lets you match it in any structure database.

How is Nepafenac Impurity B used in pharmaceutical QC?

Nepafenac Impurity B is a characterised reference material linked to Nepafenac. Laboratories use it to identify and quantify this impurity during method development and validation, stability work, batch release testing and regulatory submissions.

What grade and pack sizes are available for Nepafenac Impurity B?

This listing is Reference Standard grade. Standard packs are 10 mg, 25 mg, 50 mg, 100 mg. Larger quantities and custom packing can be quoted on request.

Which documents come with Nepafenac Impurity B?

Each lot ships with a batch certificate of analysis and a 16-section GHS safety data sheet. A typical COA or specification sheet can be shared with the quotation before you order.

Can Zemixal ship Nepafenac Impurity B to my country?

Yes. Because Nepafenac Impurity B is classed as hazardous, it travels in UN-approved packaging as dangerous goods under IATA or IMDG rules, with the export paperwork your broker needs.

More Nepafenac standards

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