Z-O-4-Toluenesulfonyl-L-serine Methyl Ester

Name: Z-O-4-Toluenesulfonyl-L-serine Methyl Ester
Brand: Vaqora Chemicals
SKU: VQ-039092

About Z-O-4-Toluenesulfonyl-L-serine Methyl Ester

Z-O-4-Toluenesulfonyl-L-serine Methyl Ester (CAS 1492-52-0) is an impurity of Nelfinavir offered by Vaqora Chemicals. Its molecular formula is C19H21NO7S and its molecular weight is 407.4 g/mol. Systematically, it is named methyl (2S)-3-(4-methylphenyl)sulfonyloxy-2-(phenylmethoxycarbonylamino)propanoate. Alternative names: Z-Ser(Tos)-Ome and Z-L-Ser(Tos)-OMe.

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. Handle it with standard laboratory precautions and appropriate personal protective equipment.

This Nelfinavir 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.

Available in 10 mg, 25 mg, 50 mg and 100 mg packs, Z-O-4-Toluenesulfonyl-L-serine Methyl Ester is dispatched with a Certificate of Analysis (COA) to destinations worldwide.

Typical applications

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

Industries

Related to Nelfinavir

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

Nelfinavir impurities

Specifications & identifiers

Chemical identifiers
Product name	Z-O-4-Toluenesulfonyl-L-serine Methyl Ester
Catalogue No.	VQ-039092
CAS Number	1492-52-0
IUPAC name	methyl (2S)-3-(4-methylphenyl)sulfonyloxy-2-(phenylmethoxycarbonylamino)propanoate
Molecular formula	C₁₉H₂₁NO₇S
Molecular weight	407.4 g/mol
Exact mass	407.1039
Grade	Reference Standard
HSN code	38229090
InChIKey	VHGXRGXCDVQIKS-KRWDZBQOSA-N
SMILES	CC1=CC=C(C=C1)S(=O)(=O)OC[C@@H](C(=O)OC)NC(=O)OCC2=CC=CC=C2
PubChem CID	7019803

Physical properties
Physical form	Solid
LogP (XLogP3)	2.7
H-bond donors / acceptors	1 / 7
TPSA	116 Å²
Synonyms	Methyl N-((benzyloxy)carbonyl)-O-tosyl-L-serinate, Z-Ser(Tos)-Ome, L-Serine, O-[(4-methylphenyl)sulfonyl]-N-[(phenylmethoxy)carbonyl]-, methyl ester, Z-L-Ser(Tos)-OMe, methyl N-cbz-O-tosylserinate, N-Benzyloxycarbonyl-O-p-tosyl-l-serinemethyl ester, N-Cbz-O-tosyl-L-serine Methyl Ester, N-Benzyloxycarbonylserine, 3-(O)-p-toluenesulfonate, n-benzyloxycarbonyl-o-p-toluenesulfonyl serine methyl ester, methyl (2S)-2-(benzyloxycarbonylamino)-3-(p-tolylsulfonyloxy)propanoate, Methyl O-[(4-methylphenyl)sulfonyl]-N-{[(phenylmethyl)oxy]carbonyl}serinate, Methyl 2-([(benzyloxy)carbonyl]amino)-3-([(4-methylphenyl)sulfonyl]oxy)propanoate #

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 Z-O-4-Toluenesulfonyl-L-serine Methyl Ester?

The CAS Registry Number of Z-O-4-Toluenesulfonyl-L-serine Methyl Ester is 1492-52-0. It is also known as Methyl N-((benzyloxy)carbonyl)-O-tosyl-L-serinate, Z-Ser(Tos)-Ome, L-Serine, O-[(4-methylphenyl)sulfonyl]-N-[(phenylmethoxy)carbonyl]-, methyl ester.

What is the molecular formula and molecular weight of Z-O-4-Toluenesulfonyl-L-serine Methyl Ester?

Z-O-4-Toluenesulfonyl-L-serine Methyl Ester has the molecular formula C19H21NO7S and a molecular weight of 407.4 g/mol. Its IUPAC name is methyl (2S)-3-(4-methylphenyl)sulfonyloxy-2-(phenylmethoxycarbonylamino)propanoate.

What is Z-O-4-Toluenesulfonyl-L-serine Methyl Ester used for?

Z-O-4-Toluenesulfonyl-L-serine Methyl Ester is supplied as a characterised reference material related to Nelfinavir. 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 Z-O-4-Toluenesulfonyl-L-serine Methyl Ester can I order?

We supply Z-O-4-Toluenesulfonyl-L-serine Methyl Ester 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 Z-O-4-Toluenesulfonyl-L-serine Methyl Ester?

Yes. Every lot of Z-O-4-Toluenesulfonyl-L-serine Methyl Ester 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 Z-O-4-Toluenesulfonyl-L-serine Methyl Ester be shipped internationally?

Yes. We export Z-O-4-Toluenesulfonyl-L-serine Methyl Ester worldwide by air and sea freight or express courier, on EXW, FOB, CIF, CFR or DAP Incoterms, with full export documentation.