Methyl

Name: Methyl
Brand: Vaqora Chemicals
SKU: VQ-045204

About Methyl

Listed under CAS 512165-96-7, Methyl is an impurity of Pyraclostrobin available from Vaqora Chemicals. With the molecular formula C18H16ClN3O3, it has a molar mass of 357.8 g/mol. Its systematic (IUPAC) name is methyl N-[2-[[1-(4-chlorophenyl)pyrazol-3-yl]oxymethyl]phenyl]carbamate. Alternative names: Pyraclostrobin-desmethoxy and pyraclostrobin TP2.

The product is provided as a solid. Keep the vial tightly closed, protected from light and humidity, at the temperature stated on the Certificate of Analysis. It carries the GHS signal word “Warning” with 3 hazard statements. Review the Safety Data Sheet before use.

Pharmaceutical QC and development laboratories use this impurity standard of Pyraclostrobin to develop and validate HPLC methods, to set specification limits and to document impurity profiles in ANDA and DMF submissions. It is used across pharmaceutical manufacturing and academic and industrial research.

Standard pack sizes are 10 mg, 25 mg, 50 mg and 100 mg, and every batch ships with a Certificate of Analysis (COA) and we export worldwide.

Typical applications

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

Industries

Related to Pyraclostrobin

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

Pyraclostrobin impurities

Specifications & identifiers

Chemical identifiers
Product name	Methyl
Catalogue No.	VQ-045204
CAS Number	512165-96-7
IUPAC name	methyl N-[2-[[1-(4-chlorophenyl)pyrazol-3-yl]oxymethyl]phenyl]carbamate
Molecular formula	C₁₈H₁₆ClN₃O₃
Molecular weight	357.8 g/mol
Exact mass	357.088
Grade	Reference Standard
HSN code	38229090
InChIKey	SEUOYURJKYLAPC-UHFFFAOYSA-N
SMILES	COC(=O)NC1=CC=CC=C1COC2=NN(C=C2)C3=CC=C(C=C3)Cl
PubChem CID	11710166

Physical properties
Physical form	Solid
LogP (XLogP3)	3.9
H-bond donors / acceptors	1 / 4
TPSA	65.4 Å²
Synonyms	Methyl N-[2-[[[1-(4-chlorophenyl)-1H-pyrazol-3-yl]oxy]methyl]phenyl]carbamate, methyl N-[2-({[1-(4-chlorophenyl)-1H-pyrazol-3-yl]oxy}methyl)phenyl]carbamate, Methyl N-(2-(((1-(4-chlorophenyl)-1H-pyrazol-3-yl)oxy)methyl)phenyl)carbamate, Methyl (2-(((1-(4-chlorophenyl)-1H-pyrazol-3-yl)oxy)methyl)phenyl)carbamate, Pyraclostrobin-desmethoxy, Methyl [2-({[1-(4-chlorophenyl)-1H-pyrazol-3-yl]oxy}methyl)phenyl]carbamate, pyraclostrobin TP2, methyl N-(2((1-(4-chlorophenyl)-1H-pyrazol-3-yl)oxymethyl) phenyl)carbamate

Safety & hazard information (GHS)

Harmful / irritant

Signal word: Warning

Hazard statements

H315Causes skin irritation
H319Causes serious eye irritation
H335May cause respiratory irritation

Precautionary statements: P261, P264, P264 + P265, P271, P280, P302 + P352, P304 + P340, P305 + P351 + P338, P319, P321, 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 Methyl?

The CAS Registry Number of Methyl is 512165-96-7. It is also known as Methyl N-[2-[[[1-(4-chlorophenyl)-1H-pyrazol-3-yl]oxy]methyl]phenyl]carbamate, methyl N-[2-({[1-(4-chlorophenyl)-1H-pyrazol-3-yl]oxy}methyl)phenyl]carbamate, Methyl N-(2-(((1-(4-chlorophenyl)-1H-pyrazol-3-yl)oxy)methyl)phenyl)carbamate.

What is the molecular formula and molecular weight of Methyl?

Methyl has the molecular formula C18H16ClN3O3 and a molecular weight of 357.8 g/mol. Its IUPAC name is methyl N-[2-[[1-(4-chlorophenyl)pyrazol-3-yl]oxymethyl]phenyl]carbamate.

What is Methyl used for?

Methyl is supplied as a characterised reference material related to Pyraclostrobin. 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. Methyl 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.