Apremilast Impurity 18

Name: Apremilast Impurity 18
Brand: Vaqora Chemicals
SKU: VQ-004435

About Apremilast Impurity 18

Apremilast Impurity 18 is an impurity of Apremilast carrying the CAS registry number 2055542-18-0 with a typical assay of 94.69%. The compound has the formula C12H18O5S, corresponding to a molecular weight of 274.34 g/mol. The IUPAC name is 1-(3-ethoxy-4-methoxyphenyl)-2-methylsulfonylethanol. Alternative names: starbld0000772 and Apremilast Impurity 40.

The product is provided as a solid. Reference materials should be stored sealed and away from light and moisture, as specified on the accompanying COA. Handle it with standard laboratory precautions and appropriate personal protective equipment.

This Apremilast 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 Apremilast Impurity 18 in 10 mg, 25 mg, 50 mg and 100 mg packs with a batch-specific COA, and ship to customers worldwide. This item is currently in stock for prompt dispatch.

Typical applications

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

Industries

Related to Apremilast

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

Apremilast impurities

Specifications & identifiers

Chemical identifiers
Product name	Apremilast Impurity 18
Catalogue No.	VQ-004435
CAS Number	2055542-18-0
IUPAC name	1-(3-ethoxy-4-methoxyphenyl)-2-methylsulfonylethanol
Molecular formula	C₁₂H₁₈O₅S
Molecular weight	274.34 g/mol
Exact mass	274.0875
Grade	Reference Standard
Purity / assay	94.69%
HSN code	38229090
InChIKey	BOJZFBQYKGPYNC-UHFFFAOYSA-N
SMILES	CCOC1=C(C=CC(=C1)C(CS(=O)(=O)C)O)OC
PubChem CID	123775524

Physical properties
Physical form	Solid
LogP (XLogP3)	0.8
H-bond donors / acceptors	1 / 5
TPSA	81.2 Å²
Synonyms	1-(3-Ethoxy-4-methoxyphenyl)-2-(methylsulfonyl)ethan-1-ol, 3-Ethoxy-4-methoxy-alpha-[(methylsulfonyl)methyl]benzenemethanol, 1-(3-Ethoxy-4-methoxyphenyl)-2-(methylsulfonyl)ethanol, 1-(3-ethoxy-4-methoxyphenyl)-2- (methylsulfonyl)ethanol, starbld0000772, Apremilast Impurity 40, 1-(3-ethoxy-4-methoxy-phenyl)-2-methylsulfonyl-ethanol, 1-(3-ethoxy-4-methoxyphenyl)-2-methanesulfonylethan-1-ol

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 Apremilast Impurity 18?

The CAS Registry Number of Apremilast Impurity 18 is 2055542-18-0. It is also known as 1-(3-Ethoxy-4-methoxyphenyl)-2-(methylsulfonyl)ethan-1-ol, 3-Ethoxy-4-methoxy-alpha-[(methylsulfonyl)methyl]benzenemethanol, 1-(3-Ethoxy-4-methoxyphenyl)-2-(methylsulfonyl)ethanol.

What is the molecular formula and molecular weight of Apremilast Impurity 18?

Apremilast Impurity 18 has the molecular formula C12H18O5S and a molecular weight of 274.34 g/mol. Its IUPAC name is 1-(3-ethoxy-4-methoxyphenyl)-2-methylsulfonylethanol.

What is Apremilast Impurity 18 used for?

Apremilast Impurity 18 is supplied as a characterised reference material related to Apremilast. 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 Apremilast Impurity 18 can I order?

We supply Apremilast Impurity 18 in Reference Standard (94.69%) 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 Apremilast Impurity 18?

Yes. Every lot of Apremilast Impurity 18 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 Apremilast Impurity 18 be shipped internationally?

Yes. We export Apremilast Impurity 18 worldwide by air and sea freight or express courier, on EXW, FOB, CIF, CFR or DAP Incoterms, with full export documentation.