Doxylamine EP Impurity B

Name: Doxylamine EP Impurity B
Brand: Vaqora Chemicals
SKU: VQ-022447

About Doxylamine EP Impurity B

Doxylamine EP Impurity B (CAS 19490-92-7) is a pharmacopeial impurity of Doxylamine offered by Vaqora Chemicals. Formula C13H13NO, molecular weight 199.25 g/mol. Systematically, it is named 1-phenyl-1-pyridin-2-ylethanol. Alternative names: Doxylamine - Impurity B and 1-phenyl-1-(pyridin-2-yl)ethanol.

It is supplied as a solid. Reference materials should be stored sealed and away from light and moisture, as specified on the accompanying COA. The GHS classification uses the signal word “Warning”, so appropriate gloves, eye protection and ventilation are recommended.

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

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

Typical applications

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

Industries

Related to Doxylamine

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

Doxylamine impurities

Grade guides

Specifications & identifiers

Chemical identifiers
Product name	Doxylamine EP Impurity B
Catalogue No.	VQ-022447
CAS Number	19490-92-7
IUPAC name	1-phenyl-1-pyridin-2-ylethanol
Molecular formula	C₁₃H₁₃NO
Molecular weight	199.25 g/mol
Exact mass	199.0997
Grade	Reference Standard
HSN code	38229090
InChIKey	JZSWVCNVNOZMFN-UHFFFAOYSA-N
SMILES	CC(C1=CC=CC=C1)(C2=CC=CC=N2)O
PubChem CID	86883

Physical properties
Physical form	Solid
LogP (XLogP3)	1.9
H-bond donors / acceptors	1 / 2
TPSA	33.1 Å²
Synonyms	Doxylamine - Impurity B, 1-phenyl-1-(pyridin-2-yl)ethanol, 1-phenyl-1-(pyridin-2-yl)ethan-1-ol, Doxylamine alcohol, alpha-Methyl-alpha-phenyl-2-pyridinemethanol, alpha-Methyl-alpha-phenylpyridine-2-methanol, Doxylamine Impurity B, 1-(phenyl)-2-(alpha-pyridyl)ethanol, alpha-Methyl-alpha-pyridylbenzyl Alcohol, Chemical Intermediate for Doxylamine Succinate, I+/--Methyl-I+/--phenyl-2-pyridinemethanol

Safety & hazard information (GHS)

Harmful / irritant

Signal word: Warning

Hazard statements

H302Harmful if swallowed
H315Causes skin irritation
H319Causes serious eye irritation
H335May cause respiratory irritation

Precautionary statements: P261, P264, P264 + P265, P270, P271, P280, P301 + P317, P302 + P352, P304 + P340, P305 + P351 + P338, P319, P321, P330, P332 + P317, P337 + P317, P362 + P364, P403 + P233, 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 Doxylamine EP Impurity B?

The CAS Registry Number of Doxylamine EP Impurity B is 19490-92-7. It is also known as Doxylamine - Impurity B, 1-phenyl-1-(pyridin-2-yl)ethanol, 1-phenyl-1-(pyridin-2-yl)ethan-1-ol.

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

Doxylamine EP Impurity B has the molecular formula C13H13NO and a molecular weight of 199.25 g/mol. Its IUPAC name is 1-phenyl-1-pyridin-2-ylethanol.

What is Doxylamine EP Impurity B used for?

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

We supply Doxylamine 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 Doxylamine EP Impurity B?

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

Yes. Doxylamine EP Impurity B 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.