Terbinafine EP Impurity B

Name: Terbinafine EP Impurity B
Brand: Vaqora Chemicals
SKU: VQ-028284

About Terbinafine EP Impurity B

Terbinafine EP Impurity B (CAS 78628-81-6) is a pharmacopeial impurity of Terbinafine offered by Vaqora Chemicals. With the molecular formula C21H25N, it has a molar mass of 291.4 g/mol. Its systematic (IUPAC) name is (Z)-N,6,6-trimethyl-N-(naphthalen-1-ylmethyl)hept-2-en-4-yn-1-amine. It is also known as Terbinafine impurity B or cis-Terbinafine.

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. Handle it with standard laboratory precautions and appropriate personal protective equipment.

As a characterised impurity of Terbinafine, it is used for analytical method development, method validation (AMV) and routine quality-control testing, and it supports ANDA and DMF regulatory filings. It is used across pharmaceutical manufacturing and academic and industrial research.

We offer Terbinafine EP Impurity B in 10 mg, 25 mg, 50 mg and 100 mg packs with a batch-specific COA, and ship to customers worldwide.

Typical applications

Pharmacopeial method verification
Impurity profiling
QC release testing
ANDA / DMF filings

Industries

Related to Terbinafine

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

Terbinafine impurities

Grade guides

Specifications & identifiers

Chemical identifiers
Product name	Terbinafine EP Impurity B
Catalogue No.	VQ-028284
CAS Number	78628-81-6
IUPAC name	(Z)-N,6,6-trimethyl-N-(naphthalen-1-ylmethyl)hept-2-en-4-yn-1-amine
Molecular formula	C₂₁H₂₅N
Molecular weight	291.4 g/mol
Exact mass	291.1987
Grade	Reference Standard
HSN code	38229090
InChIKey	DOMXUEMWDBAQBQ-UITAMQMPSA-N
SMILES	CC(C)(C)C#C/C=C\CN(C)CC1=CC=CC2=CC=CC=C21
PubChem CID	1549006

Physical properties
Physical form	Solid
LogP (XLogP3)	5.6
H-bond donors / acceptors	0 / 1
TPSA	3.2 Å²
Synonyms	Terbinafine Hydrochloride - Impurity B (Freebase), Terbinafine impurity B, cis-Terbinafine, Terbinafine, (Z)-, (2Z)-N,6,6-Trimethyl-N-(naphthalen-1-ylmethyl)hept-2-en-4-yn-1-amine, N-((2Z)-6,6-Dimethyl-2-hepten-4-ynyl)-N-methyl-1-naphthalenemethanamine, N-[(2Z)-6,6-Dimethyl-2-hepten-4-ynyl]-N-methyl-1-naphthalenemethanamine, [(2Z)-6,6-dimethylhept-2-en-4-yn-1-yl](methyl)[(naphthalen-1-yl)methyl]amine, 1-Naphthalenemethanamine, N-((2Z)-6,6-dimethyl-2-hepten-4-ynyl)-N-methyl-, (Z)-Terbinafine, (2Z)-N,6,6-Trimethyl-N-[(naphthalen-1-yl)methyl]hept-2-en-4-yn-1-amine, (z)-n-(6,6-dimethyl-2-hepten-4-ynyl)-n-methyl-1-naphthalenemethanamine

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 Terbinafine EP Impurity B?

The CAS Registry Number of Terbinafine EP Impurity B is 78628-81-6. It is also known as Terbinafine Hydrochloride - Impurity B (Freebase), Terbinafine impurity B, cis-Terbinafine.

What is the molecular formula and molecular weight of Terbinafine EP Impurity B?

Terbinafine EP Impurity B has the molecular formula C21H25N and a molecular weight of 291.4 g/mol. Its IUPAC name is (Z)-N,6,6-trimethyl-N-(naphthalen-1-ylmethyl)hept-2-en-4-yn-1-amine.

What is Terbinafine EP Impurity B used for?

Terbinafine EP Impurity B is supplied as a characterised reference material related to Terbinafine. 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 Terbinafine EP Impurity B can I order?

We supply Terbinafine EP Impurity B 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 Terbinafine EP Impurity B?

Yes. Every lot of Terbinafine EP Impurity B 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 Terbinafine EP Impurity B be shipped internationally?

Yes. We export Terbinafine EP Impurity B worldwide by air and sea freight or express courier, on EXW, FOB, CIF, CFR or DAP Incoterms, with full export documentation.