Methyl Salicylate EP Impurity D

About Methyl Salicylate EP Impurity D

Methyl Salicylate EP Impurity D is a pharmacopeial impurity of Aspirin carrying the CAS registry number 121-98-2. The compound has the formula C9H10O3, corresponding to a molecular weight of 166.17 g/mol. Its systematic (IUPAC) name is methyl 4-methoxybenzoate. Alternative names: Methyl 4-Methoxy Benzoate and Methyl p-anisate.

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. Good laboratory practice and suitable PPE are recommended during handling.

This Aspirin impurity supports analytical method development and validation (AMV), batch release testing and the impurity sections of ANDA and DMF filings. Our customers for this product work in pharmaceutical manufacturing and academic and industrial research.

We offer Methyl Salicylate EP Impurity D 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 Aspirin

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

Aspirin impurities

Grade guides

Specifications & identifiers

Chemical identifiers
Product name	Methyl Salicylate EP Impurity D
Catalogue No.	VQ-023372
CAS Number	121-98-2
IUPAC name	methyl 4-methoxybenzoate
Molecular formula	C₉H₁₀O₃
Molecular weight	166.17 g/mol
Exact mass	166.063
Grade	Reference Standard
HSN code	38229090
InChIKey	DDIZAANNODHTRB-UHFFFAOYSA-N
SMILES	COC1=CC=C(C=C1)C(=O)OC
PubChem CID	8499

Physical properties
Physical form	Solid
LogP (XLogP3)	2.3
H-bond donors / acceptors	0 / 3
TPSA	35.5 Å²
Synonyms	Methyl 4-Methoxy Benzoate, Methyl p-anisate, Methyl anisate, Benzoic acid, 4-methoxy-, methyl ester, Methyl p-methoxybenzoate, 4-Methoxybenzoic acid methyl ester, Methyl 4-Anisate, p-Anisic acid, methyl ester, p-Methoxybenzoic acid methyl ester, anisate, Benzoic acid, p-methoxy-, methyl ester, 4-methoxy methylbenzoate

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 Methyl Salicylate EP Impurity D?

The CAS Registry Number of Methyl Salicylate EP Impurity D is 121-98-2. It is also known as Methyl 4-Methoxy Benzoate, Methyl p-anisate, Methyl anisate.

What is the molecular formula and molecular weight of Methyl Salicylate EP Impurity D?

Methyl Salicylate EP Impurity D has the molecular formula C9H10O3 and a molecular weight of 166.17 g/mol. Its IUPAC name is methyl 4-methoxybenzoate.

What is Methyl Salicylate EP Impurity D used for?

Methyl Salicylate EP Impurity D is supplied as a characterised reference material related to Aspirin. 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 Methyl Salicylate EP Impurity D can I order?

We supply Methyl Salicylate EP Impurity D 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 Methyl Salicylate EP Impurity D?

Yes. Every lot of Methyl Salicylate EP Impurity D 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 Methyl Salicylate EP Impurity D be shipped internationally?

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