1-Methyl 2-pyrrollidone, for spectroscopy

Name: 1-Methyl 2-pyrrollidone, for spectroscopy
Brand: Vaqora Chemicals
SKU: VQ-045965

About 1-Methyl 2-pyrrollidone, for spectroscopy

1-Methyl 2-pyrrollidone (CAS 872-50-4) is an HPLC grade solvent offered by Vaqora Chemicals in Spectroscopy grade. With the molecular formula C5H9NO, it has a molar mass of 99.13 g/mol. Systematically, it is named 1-methylpyrrolidin-2-one. It is also known as N-Methyl-2-pyrrolidone or N-Methylpyrrolidone.

The product is provided as a liquid. Store in a cool, well-ventilated place, away from sources of ignition, with the container tightly sealed. Under GHS it is labelled “Danger”, so handle it with suitable PPE and consult the SDS.

It is commonly used for HPLC mobile phase, LC-MS sample preparation, trace analysis and chromatography. Typical end-use sectors are academic and industrial research and pharmaceutical manufacturing.

We offer 1-Methyl 2-pyrrollidone in 250 mL, 500 mL, 1000 mL and 2500 mL packs with a batch-specific COA, and ship to customers worldwide.

Typical applications

HPLC mobile phase
LC-MS sample preparation
Trace analysis
Chromatography

Industries

Grade guides

Specifications & identifiers

Chemical identifiers
Product name	1-Methyl 2-pyrrollidone, for spectroscopy
Catalogue No.	VQ-045965
CAS Number	872-50-4
IUPAC name	1-methylpyrrolidin-2-one
Molecular formula	C₅H₉NO
Molecular weight	99.13 g/mol
Exact mass	99.0684
Grade	Spectroscopy
HSN code	29142990
InChIKey	SECXISVLQFMRJM-UHFFFAOYSA-N
SMILES	CN1CCCC1=O
PubChem CID	13387

Physical properties
Physical form	Liquid
LogP (XLogP3)	-0.5
H-bond donors / acceptors	0 / 1
TPSA	20.3 Å²
Synonyms	N-Methyl-2-pyrrolidone, N-Methylpyrrolidone, N-Methyl-2-pyrrolidinone, Methylpyrrolidone, 1-Methyl-2-pyrrolidone, 1-Methylpyrrolidone, Methyl pyrrolidone, N-Methylpyrrolidinone, 1-Methylpyrrolidinone, n-methyl-pyrrolidone, 1-Methyl-5-pyrrolidinone, 2-Pyrrolidinone, 1-methyl-

Safety & hazard information (GHS)

Harmful / irritant

Health hazard

Signal word: Danger

Hazard statements

H315Causes skin irritation
H319Causes serious eye irritation
H335May cause respiratory irritation

Precautionary statements: P203, P261, P264, P264 + P265, P271, P280, P302 + P352, P304 + P340, P305 + P351 + P338, P318, 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

Other grades of CAS 872-50-4

Synthesis

1-Methyl 2-pyrrollidone, 99%

CAS: 872-50-4
Formula: C₅H₉NO
MW: 99.13 g/mol

VQ-001954

GC

1-Methyl 2-pyrrollidone, for GC ≥99%

CAS: 872-50-4
Formula: C₅H₉NO
MW: 99.13 g/mol

VQ-045497

HPLC / Spectroscopy

1-Methyl 2-pyrrollidone, for HPLC, for spectroscopy ≥99.50%

CAS: 872-50-4
Formula: C₅H₉NO
MW: 99.13 g/mol

VQ-045751

AR

1-Methyl 2-pyrrollidone, GR 99%+

CAS: 872-50-4
Formula: C₅H₉NO
MW: 99.13 g/mol

VQ-001764

USP

1-Methyl 2-pyrrollidone, USP

CAS: 872-50-4
Formula: C₅H₉NO
MW: 99.13 g/mol

VQ-047013

HPLC

N-Methyl-2-pyrrolidone, for HPLC 99%+

CAS: 872-50-4
Formula: C₅H₉NO
MW: 99.13 g/mol

VQ-001744

Frequently asked questions

What is the CAS number of 1-Methyl 2-pyrrollidone, for spectroscopy?

The CAS Registry Number of 1-Methyl 2-pyrrollidone, for spectroscopy is 872-50-4. It is also known as N-Methyl-2-pyrrolidone, N-Methylpyrrolidone, N-Methyl-2-pyrrolidinone.

What is the molecular formula and molecular weight of 1-Methyl 2-pyrrollidone, for spectroscopy?

1-Methyl 2-pyrrollidone, for spectroscopy has the molecular formula C5H9NO and a molecular weight of 99.13 g/mol. Its IUPAC name is 1-methylpyrrolidin-2-one.

Which grade and pack sizes of 1-Methyl 2-pyrrollidone, for spectroscopy can I order?

We supply 1-Methyl 2-pyrrollidone, for spectroscopy in Spectroscopy grade, in 250 mL, 500 mL, 1000 mL, 2500 mL packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with 1-Methyl 2-pyrrollidone, for spectroscopy?

Yes. Every lot of 1-Methyl 2-pyrrollidone, for spectroscopy 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 1-Methyl 2-pyrrollidone, for spectroscopy be shipped internationally?

Yes. 1-Methyl 2-pyrrollidone, for spectroscopy 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.