Skip to Content
Merck
All Photos(4)

Documents

1.00574

Supelco

NMP

for Peptide Synthesis

Synonym(s):

1-Methyl-2-pyrrolidone, NMP, N-Methyl-2-pyrrolidone

Sign Into View Organizational & Contract Pricing
All Photos(4)

About This Item

Empirical Formula (Hill Notation):
C5H9NO
CAS Number:
872-50-4
Molecular Weight:
99.13
MDL number:
MFCD00003193
UNSPSC Code:
12352115
EC Index Number:
212-828-1
NACRES:
NA.22

product name

1-Methyl-2-pyrrolidone, for Peptide Synthesis

vapor pressure

0.32 hPa ( 20 °C)

Quality Level

200

Assay

≥99.7% (GC)

form

liquid

autoignition temp.

245 °C

potency

3598 mg/kg LD50, oral (Rat)
8000 mg/kg LD50, skin (Rabbit)

expl. lim.

1.3-9.5 % (v/v)

pH

8.5-10.0 (20 °C, 100 g/L in H2O)

bp

202 °C/1013 hPa

mp

-24 °C

transition temp

flash point 91 °C

density

1.03 g/cm3 at 20 °C

application(s)

peptide synthesis

storage temp.

2-30°C

InChI

1S/C5H9NO/c1-6-4-2-3-5(6)7/h2-4H2,1H3

InChI key

SECXISVLQFMRJM-UHFFFAOYSA-N

Looking for similar products? Visit Product Comparison Guide

Related Categories

General description

N-methyl-2-pyrrolidone (NMP) is an organic solvent that finds applications in numerous industries, including petrochemicals, plastics, microelectronics, and to produce pigments, cosmetics, and drugs. It is commonly used worldwide as an organic solvent, intermediate, or surfactant in various industrial and consumer applications. The unique characteristics of NMP, including its ability to mix with water and organic solvents, and its temperature, polarity, and composition stability, make it a solvent of great interest in extractive distillation.

Application

1-Methyl-2-pyrrolidone can be used as a solvent during the peptide bond formation reactions.

Pictograms

Exclamation markHealth hazard
GHS07,GHS08

Signal Word

Danger

Hazard Classifications

Eye Irrit. 2 - Repr. 1B - Skin Irrit. 2 - STOT SE 3

Target Organs

Respiratory system

Storage Class Code

6.1C - Combustible, acute toxic Cat.3 / toxic compounds or compounds which causing chronic effects

WGK

WGK 1

Flash Point(F)

195.8 °F - Pensky-Martens closed cup

Flash Point(C)

91 °C - Pensky-Martens closed cup

Regulatory Listings

Regulatory Listings are mainly provided for chemical products. Only limited information can be provided here for non-chemical products. No entry means none of the components are listed. It is the user’s obligation to ensure the safe and legal use of the product.

EU REACH SVHC Candidate List

CAS No.

EU REACH Annex XVII (Restriction List)

Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

Already Own This Product?

Find documentation for the products that you have recently purchased in the Document Library.

Visit the Document Library

Vapor-Liquid Equilibrium Data for 1-Methyl-2-Pyrrolidone+(1-Butanol or 1-Hexene or Water) Binary Mixtures
Hirawan R, et al.
Journal of Chemical and Engineering Data, 59(5), 1643-1650 (2014)
Peptide synthesis beyond DMF: THF and ACN as excellent and friendlier alternatives
Jad YE, et al.
Organic & Biomolecular Chemistry, 13(8), 2393-2398 (2018)

Our team of scientists has experience in all areas of research including Life Science, Material Science, Chemical Synthesis, Chromatography, Analytical and many others.

Contact Technical Service