Methyl

Name: Methyl
Brand: Vaqora Chemicals
SKU: VQ-042010

About Methyl

Methyl (CAS 2274793-64-3) is an impurity of Rosuvastatin offered by Vaqora Chemicals. The compound has the formula C31H39O4PSi, corresponding to a molecular weight of 534.7 g/mol. The IUPAC name is methyl (3S)-3-[tert-butyl(dimethyl)silyl]oxy-5-oxo-6-(triphenyl-lambda5-phosphanylidene)hexanoate.

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.

Pharmaceutical QC and development laboratories use this impurity standard of Rosuvastatin to develop and validate HPLC methods, to set specification limits and to document impurity profiles in ANDA and DMF submissions. Buyers come mainly from pharmaceutical manufacturing and academic and industrial research.

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

Typical applications

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

Industries

Related to Rosuvastatin

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

Rosuvastatin impurities

Specifications & identifiers

Chemical identifiers
Product name	Methyl
Catalogue No.	VQ-042010
CAS Number	2274793-64-3
IUPAC name	methyl (3S)-3-[tert-butyl(dimethyl)silyl]oxy-5-oxo-6-(triphenyl-lambda5-phosphanylidene)hexanoate
Molecular formula	C₃₁H₃₉O₄PSi
Molecular weight	534.7 g/mol
Exact mass	534.2355
Grade	Reference Standard
HSN code	38229090
InChIKey	LKFANOWXMJEZDI-SANMLTNESA-N
SMILES	CC(C)(C)[Si](C)(C)O[C@@H](CC(=O)C=P(C1=CC=CC=C1)(C2=CC=CC=C2)C3=CC=CC=C3)CC(=O)OC
PubChem CID	99774559

Physical properties
Physical form	Solid
H-bond donors / acceptors	0 / 4
TPSA	52.6 Å²

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?

The CAS Registry Number of Methyl is 2274793-64-3. It is also known as (S)-Methyl 3-((tert-butyldimethylsilyl)oxy)-5-oxo-6-(triphenylphosphoranylidene)hexanoate.

What is the molecular formula and molecular weight of Methyl?

Methyl has the molecular formula C31H39O4PSi and a molecular weight of 534.7 g/mol. Its IUPAC name is methyl (3S)-3-[tert-butyl(dimethyl)silyl]oxy-5-oxo-6-(triphenyl-lambda5-phosphanylidene)hexanoate.

What is Methyl used for?

Methyl is supplied as a characterised reference material related to Rosuvastatin. 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 can I order?

We supply Methyl 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?

Yes. Every lot of Methyl 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 be shipped internationally?

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