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

Name: N-Methyl-2-pyrrolidone, for HPLC 99%+
Brand: Vaqora Chemicals
SKU: VQ-001744

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

Listed under CAS 872-50-4, N-Methyl-2-pyrrolidone is an HPLC grade solvent available from Vaqora Chemicals in HPLC grade at a purity of ≥99%. The compound has the formula C5H9NO, corresponding to a molecular weight of 99.13 g/mol. Its systematic (IUPAC) name is 1-methylpyrrolidin-2-one. Alternative names: 1-Methyl-2-pyrrolidone and NMP.

It is supplied as a colourless to pale yellow liquid. Literature values give a melting point of -24 °C. 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.

Key uses span HPLC mobile phase, LC-MS sample preparation, trace analysis and solvent and extraction work. Our customers for this product work in academic and industrial research and pharmaceutical manufacturing.

Available in 500 mL, 5 L, 25 kg and 200 kg packs, N-Methyl-2-pyrrolidone is dispatched with a Certificate of Analysis (COA) to destinations worldwide.

Typical applications

HPLC mobile phase
LC-MS sample preparation
Trace analysis
Solvent & extraction work

Industries

Grade guides

Specifications & identifiers

Chemical identifiers
Product name	N-Methyl-2-pyrrolidone, for HPLC 99%+
Catalogue No.	VQ-001744
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	HPLC
Purity / assay	≥99%
HSN code	29142990
InChIKey	SECXISVLQFMRJM-UHFFFAOYSA-N
SMILES	CN1CCCC1=O
PubChem CID	13387

Physical properties
Physical form	Liquid
Appearance	Colourless to pale yellow liquid
Melting point	-24 °C
LogP (XLogP3)	-0.5
H-bond donors / acceptors	0 / 1
TPSA	20.3 Å²
Synonyms	1-Methyl-2-pyrrolidone, NMP, N-Methylpyrrolidone, N-Methyl-2-pyrrolidinone, Methylpyrrolidone, 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

Spectroscopy

1-Methyl 2-pyrrollidone, for spectroscopy

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

VQ-045965

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

Frequently asked questions

What is the CAS number of N-Methyl-2-pyrrolidone, for HPLC 99%+?

The CAS Registry Number of N-Methyl-2-pyrrolidone, for HPLC 99%+ is 872-50-4. It is also known as 1-Methyl-2-pyrrolidone, NMP, N-Methylpyrrolidone.

What is the molecular formula and molecular weight of N-Methyl-2-pyrrolidone, for HPLC 99%+?

N-Methyl-2-pyrrolidone, for HPLC 99%+ 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 N-Methyl-2-pyrrolidone, for HPLC 99%+ can I order?

We supply N-Methyl-2-pyrrolidone, for HPLC 99%+ in HPLC (≥99%) grade, in 500 mL, 5 L, 25 kg, 200 kg packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with N-Methyl-2-pyrrolidone, for HPLC 99%+?

Yes. Every lot of N-Methyl-2-pyrrolidone, for HPLC 99%+ 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 N-Methyl-2-pyrrolidone, for HPLC 99%+ be shipped internationally?

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