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N-Methyl-2-pyrrolidone

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Identification
Molecular formula
C5H9NO
CAS number
872-50-4
IUPAC name
1-methylpyrrolidin-2-one
State
State

At room temperature, N-Methyl-2-pyrrolidone is a liquid that is both hygroscopic and highly polar.

Melting point (Celsius)
-24.00
Melting point (Kelvin)
249.00
Boiling point (Celsius)
202.00
Boiling point (Kelvin)
475.00
General information
Molecular weight
99.13g/mol
Molar mass
99.1310g/mol
Density
1.0280g/cm3
Appearence

N-Methyl-2-pyrrolidone is a colorless to pale yellow liquid. It has a faint amine-like odor, which is noticeable upon exposure. The liquid is miscible with water and most common organic solvents.

Comment on solubility

Solubility of 1-methylpyrrolidin-2-one

1-methylpyrrolidin-2-one, also known by its chemical formula C6H11NO, exhibits notable solubility characteristics that make it quite interesting for various applications.

  • Highly soluble in water: This compound is known for its significant solubility in polar solvents, particularly water. This trait can be beneficial in formulations requiring a water-soluble component.
  • Solvent versatility: Aside from water, 1-methylpyrrolidin-2-one is also soluble in a variety of organic solvents such as alcohols and ethers. This allows for flexibility when used in chemical reactions or extraction processes.
  • Influence of temperature: As with many compounds, its solubility can be affected by temperature. Generally, solubility tends to increase with rising temperatures.

In summary, the solubility of 1-methylpyrrolidin-2-one in multiple solvents not only highlights its versatility but also underscores its importance in both academic and industrial chemistry contexts. Its ability to dissolve in both polar and non-polar solvents expands its utility in various applications.

Interesting facts

Interesting Facts about 1-Methylpyrrolidin-2-one

1-Methylpyrrolidin-2-one, often referred to as N-Methyl-2-pyrrolidone (NMP), is an intriguing organic compound that has garnered attention in various fields of study, primarily due to its unique properties and versatile applications.

Key Characteristics

  • Solvent Power: NMP is widely recognized for its strong solvent capabilities, making it an excellent medium for dissolving various polar and non-polar substances. This property is attributed to its aprotic nature, allowing it to dissolve a variety of compounds smoothly.
  • Industrial Relevance: The compound is integral in industries such as pharmaceuticals, painting, and coatings. It plays a vital role in the production of polymers, and its ability to dissolve salts makes it valuable in chemical synthesis.
  • Biocompatibility: NMP is noted for its relative biocompatibility, which is essential in the pharmaceutical field. Its use in drug delivery systems has been explored, enhancing the solubility of poorly soluble drugs.

Applications

1-Methylpyrrolidin-2-one is further employed for:

  • Electronics: Used in the manufacture of semiconductors and as a cleaning agent for electronic components.
  • Cosmetics: Seen in formulations due to its ability to enhance the penetration of active ingredients into the skin.
  • Polymer Science: Commonly used in the production of polyimides and other high-performance polymers, crucial for various engineering applications.

Safety and Environmental Considerations

Despite its versatility, it is vital to handle NMP with care. According to regulatory assessments, it can pose risks to health and the environment if not managed properly. Measures such as personal protective equipment and adequate ventilation in work areas are recommended to mitigate exposure.

In conclusion, 1-methylpyrrolidin-2-one is not just a simple organic compound but a multifunctional chemical worthy of study due to its significant applications and effects. Its role in both industrial and scientific research continues to unfold, making it a pivotal subject in the field of chemistry.

Synonyms
1-METHYL-2-PYRROLIDINONE
872-50-4
N-Methylpyrrolidone
N-Methyl-2-pyrrolidone
Methylpyrrolidone
N-Methyl-2-pyrrolidinone
M-Pyrol
Methyl pyrrolidone
1-Methylpyrrolidone
1-Methylpyrrolidinone
N-Methylpyrrolidinone
n-methyl-pyrrolidone
2-Pyrrolidinone, 1-methyl-
1-Methyl-5-pyrrolidinone
1-Methylazacyclopentan-2-one
NMP
N-Methyl-gamma-butyrolactam
pharmasolve
Agsolex 1
N-Methyl-alpha-pyrrolidone
N-Methyl-alpha-pyrrolidinone
NSC 4594
CCRIS 1633
51013-18-4
DTXSID6020856
HSDB 5022
UNII-JR9CE63FPM
JR9CE63FPM
NSC-4594
Pyrol M
EINECS 212-828-1
Microposit 2001
CHEBI:7307
AI3-23116
DTXCID60856
NSC4594
EC 212-828-1
N 0131
SL 1332
M 0418
METHYL PYRROLIDONE (II)
METHYL PYRROLIDONE [II]
METHYLPYRROLIDONE (USP-RS)
METHYLPYRROLIDONE [USP-RS]
N-METHYLPYRROLIDONE (MART.)
N-METHYLPYRROLIDONE [MART.]
N-METHYLPYRROLIDONE (USP-RS)
N-METHYLPYRROLIDONE [USP-RS]
N-METHYLPYRROLIDONE (EP MONOGRAPH)
N-METHYLPYRROLIDONE [EP MONOGRAPH]
PYROL-M
N-METHYL-2-KETOPYRROLIDINE
212-828-1
1-methylpyrrolidin-2-one
1-Methyl-2-pyrrolidone
N-methylpyrrolidin-2-one
N-methyl pyrrolidone
1-methylpyrrolidine-2-one
N-methyl pyrrolidinone
Methyl-2-pyrrolidinone
2687-44-7
1-methyl-2-pyrrolidon
Methylpyrrolidinone
2-Pyrrolidinone, methyl-
Methylpyrrolidone [NF]
N-Methylpyrrolid-2-one
26138-58-9
MFCD00003193
1-methyl-2-pyrolidinone
1-methyl-pyrrolidin-2-one
N-Methyl-.alpha.-pyrrolidone
CHEMBL12543
N-Methyl-.gamma.-butyrolactam
N-Methyl-.alpha.-pyrrolidinone
1-Methyl-2-pyrrolidinone, distilled
1-Methyl-2-pyrrolidinone, HPLC Grade
N-Methylpyrrolidon
CAS-872-50-4
N-methyl-pyrrolidinone
N-Methylpyrrolidone; 1-Methylpyrrolidin-2-one
Methylpyrrolidone, N-
Pyrrolidinone, methyl-
N-Methyl-2-pyrrolidon
1-methyl-2-pyrolidone
N-methyl-pyrrolidin-2-one
1-Methyl-2-pyrrolidinone, puriss. p.a., >=99.0% (GC)
Micropure ultra
N-methylpyrolidone
N-methypyrrolidone
Max-1 peptide
N-methylpirrolidone
1methylpyrrolidinone
n-methyl pyrrolidon
N-methy pyrrolidone
N-methyl-pyrolidone
N-methyl-pyrrolidon
N-methylpyrolidinone
1-methylpyrolidinone
n-methylpyrollidinone
N-methlypyrrolidinone
N-methyl pirrolidone
N-methyl pyrollidone
N-methyl-pyrollidone
N-methylpyrrolidone-
1-methyl pyrrolidone
1-methyl-pyrrolidone
methyl-2-pyrrolidone
N-methy pyrrolidinone
N-methyl pyrolidinone
N-methyl-pyrolidinone
N-methyl- pyrrolidone
N-methylpyrro-lidinone
N-methylpyrroli-dinone
N-methylpyrrolidin-one
1-methyl-2pyrrolidone
1-methyl2-pyrrolidone
1methyl-2-pyrrolidone
1-methyl pyrrolidinone
1-methyl-pyrrolidinone
methylpyrrolidin-2-one
N-methy-2-pyrrolidone
N-methyl 2-pyrolidone
N-methyl-2-pyrolidone
3p1d
N-methyl 2-pyrrolidone
N-methyl-2-pyrollidone
1-methyl-2-pirrolidone
1-methyl-2-pyroldinone
1-methylpyrrolid-2-one
1methyl-2-pyrrolidinone
n-methylpyrrolidine-2one
N-methyl-2-pyrolidinone
N-methyl-2-pyrrolidinon
N-methylpyrolidin-2-one
1-methy-2-pyrrolidinone
N-methyl 2-pyrrolidinone
N-methyl-2-pyrollidinone
N-methyl-pyrrolid-2-one
N-methylpyrollidin-2-one
1 -methyl-2-pyrrolidone
1-methyl 2-pyrrolidinone
1-methyl-2-pyrollidinone
1-methyl-pyrrolin-2-one
N-Methylpyrrolidone-(2)
1-Methyl-pyrrolidin-2one
N-methylpyrrolidine-2-one
WLN: T5NVTJ A
N-methyl -2-pyrrolidinone
1 -methyl-2-pyrrolidinone
1-methyl -2-pyrrolidinone
1-methyl-2- pyrrolidinone
2-Pyrrolidone, 1-methyl-
1-methyl-pyrrolidine-2-one
1-N-methyl-2-pyrrolidinone
N-methyl-pyrrolidin -2-one
30207-69-3
1-Methylazacyclopentane-2-one
1-Methyl-2-pyrrolidinone;NMP
pyrrolidine, N-methyl-2-oxo-
GTPL9520
1-Methyl-2- pyrrolidin-2-one
1-methyl-2-pyrrolidinone (nmp)
1-METHYLPYRROLIDONE [MI]
HY-Y1275
Tox21_202350
Tox21_300097
1-Methyl-2-pyrrolidinone, 99.5%
1-Methyl-2-pyrrolidinone, anhydrous
BDBM50353587
N-Methyl pyrrolidon (Peptide Grade)
s6282
STL183295
N-Methyl-2-pyrrolidinone ACS reagent
AKOS000120930
1-Methyl-2-pyrrolidinone, BioSolv(R)
DB12521
FM09696
1-Methyl-2-pyrrolidone, Reagent, ACS
1-METHYL-2-PYRROLIDINONE [HSDB]
NCGC00247902-01
NCGC00247902-02
NCGC00253935-01
NCGC00259899-01
BP-31156
DA-66149
DB-230823
DB-231528
1-Methyl-2-pyrrolidone (Low water content)
CS-0017258
M0418
M3055
NS00009178
1-Methyl-2-pyrrolidinone, analytical standard
1-Methyl-2-pyrrolidinone, anhydrous, 99.5%
1-Methyl-2-pyrrolidinone, for HPLC, >=99%
1-Methyl-2-pyrrolidinone, for synthesis, 99%
D78116
Q33103
Residual Solvent Class 2 - N-Methylpyrrolidone
1-Methyl-2-pyrrolidinone, ReagentPlus(R), 99%
1-Methyl-2-pyrrolidinone, Spectrophotometric Grade
2-PYRROLIDONE,1-METHYL MFC5 H9 N1 O1
A842053
1-Methyl-2-pyrrolidinone, ACS reagent, >=99.0%
1-Methyl-2-pyrrolidinone, biotech. grade, >=99.7%
1-Methyl-2-pyrrolidinone, Electronic/Cleanroom Grade
1-Methyl-2-pyrrolidinone, p.a., ACS reagent, 99%
1-Methyl-2-pyrrolidone, anhydrous, water 40ppm max.
BRD-K52732207-001-01-9
1-Methyl-2-Pyrrolidinon, 99.5 %, ExtraDry, AcroSeal?
1-Methyl-2-pyrrolidinone, SAJ first grade, >=98.0%
Z104478382
1-Methyl-2-pyrrolidinone, spectrophotometric grade, >=99%
1-Methyl-2-pyrrolidinone, Vetec(TM) reagent grade, 98%
InChI=1/C5H9NO/c1-6-4-2-3-5(6)7/h2-4H2,1H
1-Methyl-2-pyrrolidinone, for metal speciation analysis, >=99.0% (GC)
Methylpyrrolidone, United States Pharmacopeia (USP) Reference Standard
N-Methylpyrrolidone, Pharmaceutical Secondary Standard; Certified Reference Material
26876-92-6