Phenobarbital - Impurity A | CAS 69125-70-8

Name: Phenobarbital - Impurity A
Brand: Vaqora Chemicals
SKU: VQ-041441

About Phenobarbital - Impurity A

Vaqora Chemicals supplies Phenobarbital - Impurity A, an impurity of Phenobarbital registered under CAS number 69125-70-8. Formula C12H14N4O, molecular weight 230.27 g/mol. Systematically, it is named 6-amino-5-ethyl-2-imino-5-phenylpyrimidin-4-one. Common synonyms include Phenobarbital EP Impurity A and 2,6-Desoxo-2,6-diimino-phenobarbital.

It is supplied as a solid. Store the standard in its sealed vial, protected from light and moisture, and follow the storage condition printed on the COA. The GHS classification uses the signal word “Danger”, so appropriate gloves, eye protection and ventilation are recommended.

This Phenobarbital impurity supports analytical method development and validation (AMV), batch release testing and the impurity sections of ANDA and DMF filings. Buyers come mainly from pharmaceutical manufacturing and academic and industrial research.

Vaqora Chemicals supplies Phenobarbital - Impurity A 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 Phenobarbital

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

Phenobarbital impurities

Specifications & identifiers

Chemical identifiers
Product name	Phenobarbital - Impurity A
Catalogue No.	VQ-041441
CAS Number	69125-70-8
IUPAC name	6-amino-5-ethyl-2-imino-5-phenylpyrimidin-4-one
Molecular formula	C₁₂H₁₄N₄O
Molecular weight	230.27 g/mol
Exact mass	230.1168
Grade	Reference Standard
HSN code	38229090
InChIKey	ZKPNDYQXPJGNCR-UHFFFAOYSA-N
SMILES	CCC1(C(=NC(=N)NC1=O)N)C2=CC=CC=C2
PubChem CID	137321820

Physical properties
Physical form	Solid
LogP (XLogP3)	0.5
H-bond donors / acceptors	3 / 2
TPSA	91.3 Å²
Synonyms	Phenobarbital EP Impurity A, (5RS)-5-Ethyl-2,6-diimino-5-phenyltetrahydropyrimidin-4(1H)-one, 2,6-Desoxo-2,6-diimino-phenobarbital, (5H)-Pyrimidinone, 2,6-diamino-5-ethyl-5-phenyl-, 5-Ethyl-2,6-diimino-5-phenyltetrahydropyrimidin-4(1H)-one, (5RS)-, Phenobarbital specified impurity A, Phenylbutazone specified impurity A, 2,6-Diamino-5-ethyl-5-phenyl-4(5H)-Pyrimidinone, Phenobarbital Impurity 01, 2,6-diamino-5-ethyl-5-phenyl-pyrimidin-4-one

Safety & hazard information (GHS)

Toxic

Health hazard

Signal word: Danger

Hazard statements

H301Toxic if swallowed
H317May cause an allergic skin reaction
H351Suspected of causing cancer

Precautionary statements: P203, P261, P264, P270, P272, P280, P301 + P316, P302 + P352, P318, P321, P330, P333 + P317, P362 + P364, P405, 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 Phenobarbital - Impurity A?

The CAS Registry Number of Phenobarbital - Impurity A is 69125-70-8. It is also known as Phenobarbital EP Impurity A, (5RS)-5-Ethyl-2,6-diimino-5-phenyltetrahydropyrimidin-4(1H)-one, 2,6-Desoxo-2,6-diimino-phenobarbital.

What is the molecular formula and molecular weight of Phenobarbital - Impurity A?

Phenobarbital - Impurity A has the molecular formula C12H14N4O and a molecular weight of 230.27 g/mol. Its IUPAC name is 6-amino-5-ethyl-2-imino-5-phenylpyrimidin-4-one.

What is Phenobarbital - Impurity A used for?

Phenobarbital - Impurity A is supplied as a characterised reference material related to Phenobarbital. 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 Phenobarbital - Impurity A can I order?

We supply Phenobarbital - Impurity A 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 Phenobarbital - Impurity A?

Yes. Every lot of Phenobarbital - Impurity A 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 Phenobarbital - Impurity A be shipped internationally?

Yes. Phenobarbital - Impurity A 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.