2-Acetyl Phenothiazine

Name: 2-Acetyl Phenothiazine
Brand: Vaqora Chemicals
SKU: VQ-029002

About 2-Acetyl Phenothiazine

2-Acetyl Phenothiazine (CAS 6631-94-3) is an impurity of Acepromazine offered by Vaqora Chemicals. The compound has the formula C14H11NOS, corresponding to a molecular weight of 241.31 g/mol. The IUPAC name is 1-(10H-phenothiazin-2-yl)ethanone. Alternative names: Methyl phenothiazin-2-yl ketone and 2-APT compound.

It is supplied as a solid. Keep the vial tightly closed, protected from light and humidity, at the temperature stated on the Certificate of Analysis. The GHS classification uses the signal word “Warning”, so appropriate gloves, eye protection and ventilation are recommended.

This Acepromazine impurity supports analytical method development and validation (AMV), batch release testing and the impurity sections of ANDA and DMF filings. It is used across pharmaceutical manufacturing and academic and industrial research.

Vaqora Chemicals supplies 2-Acetyl Phenothiazine in 10 mg, 25 mg, 50 mg and 100 mg packs, each shipped with a Certificate of Analysis (COA), and exports worldwide.

Typical applications

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

Industries

Related to Acepromazine

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

Acepromazine impurities

Specifications & identifiers

Chemical identifiers
Product name	2-Acetyl Phenothiazine
Catalogue No.	VQ-029002
CAS Number	6631-94-3
IUPAC name	1-(10H-phenothiazin-2-yl)ethanone
Molecular formula	C₁₄H₁₁NOS
Molecular weight	241.31 g/mol
Exact mass	241.0561
Grade	Reference Standard
HSN code	38229090
InChIKey	JWGBOHJGWOPYCL-UHFFFAOYSA-N
SMILES	CC(=O)C1=CC2=C(C=C1)SC3=CC=CC=C3N2
PubChem CID	81131

Physical properties
Physical form	Solid
LogP (XLogP3)	3.8
H-bond donors / acceptors	1 / 3
TPSA	54.4 Å²
Synonyms	Methyl phenothiazin-2-yl ketone, 2-APT compound, Ethanone, 1-(10H-phenothiazin-2-yl)-, 1-(10H-phenothiazin-2-yl)ethan-1-one, 3-Acetylphenothiazine, 2-Acetylphenothiazine (ML171), 2-APT, Ketone, methyl phenothiazin-2-yl, 1-(10H-Phenothiazin-2-yl)ethanone #

Safety & hazard information (GHS)

Harmful / irritant

Signal word: Warning

Hazard statements

H302Harmful if swallowed
H412Harmful to aquatic life with long lasting effects

Precautionary statements: P264, P270, P273, P301 + P317, P330, 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 2-Acetyl Phenothiazine?

The CAS Registry Number of 2-Acetyl Phenothiazine is 6631-94-3. It is also known as Methyl phenothiazin-2-yl ketone, 2-APT compound, Ethanone, 1-(10H-phenothiazin-2-yl)-.

What is the molecular formula and molecular weight of 2-Acetyl Phenothiazine?

2-Acetyl Phenothiazine has the molecular formula C14H11NOS and a molecular weight of 241.31 g/mol. Its IUPAC name is 1-(10H-phenothiazin-2-yl)ethanone.

What is 2-Acetyl Phenothiazine used for?

2-Acetyl Phenothiazine is supplied as a characterised reference material related to Acepromazine. 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 2-Acetyl Phenothiazine can I order?

We supply 2-Acetyl Phenothiazine 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 2-Acetyl Phenothiazine?

Yes. Every lot of 2-Acetyl Phenothiazine 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 2-Acetyl Phenothiazine be shipped internationally?

Yes. 2-Acetyl Phenothiazine 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.