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Merck

67869

Sigma-Aldrich

4-Methylmorpholin

BioXtra, suitable for protein sequencing, ≥99.5% (GC)

Synonym(e):

NMM

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About This Item

Empirische Formel (Hill-System):
C5H11NO
CAS-Nummer:
Molekulargewicht:
101.15
Beilstein:
102719
EG-Nummer:
MDL-Nummer:
UNSPSC-Code:
12191502
PubChem Substanz-ID:
NACRES:
NA.26
Assay:
≥99.5% (GC)
Methode(n):
protein sequencing: suitable
bp:
115-116 °C/750 mmHg (lit.)
Dampfdruck:
18 mmHg ( 20 °C)

Dampfdichte

>1 (vs air)

Qualitätsniveau

Dampfdruck

18 mmHg ( 20 °C)

Produktlinie

BioXtra

Assay

≥99.5% (GC)

Form

liquid

Methode(n)

protein sequencing: suitable

Verunreinigungen

with OPA-reagent reacting impuritites, none detected (fluorimetric)

Brechungsindex

n20/D 1.435 (lit.)
n20/D 1.435

pH-Wert

10.6 (20 °C, 50 g/L)

bp

115-116 °C/750 mmHg (lit.)

mp (Schmelzpunkt)

−66 °C (lit.)

Dichte

0.92 g/mL at 25 °C (lit.)

Anionenspuren

chloride (Cl-): ≤50 mg/kg
sulfate (SO42-): ≤50 mg/kg

Kationenspuren

Ca: ≤10 mg/kg
Cd: ≤5 mg/kg
Co: ≤5 mg/kg
Cr: ≤5 mg/kg
Cu: ≤5 mg/kg
Fe: ≤5 mg/kg
K: ≤50 mg/kg
Mg: ≤5 mg/kg
Mn: ≤5 mg/kg
Na: ≤50 mg/kg
Ni: ≤5 mg/kg
Pb: ≤5 mg/kg
Zn: ≤5 mg/kg

Absorption

cut-off at 290 nm

Eignung

suitable for protein sequencing

SMILES String

CN1CCOCC1

InChI

1S/C5H11NO/c1-6-2-4-7-5-3-6/h2-5H2,1H3

InChIKey

SJRJJKPEHAURKC-UHFFFAOYSA-N

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Anwendung


  • Effect of morpholine, and 4-methylmorpholine on urethane formation: a computational study: This paper explores the role of 4-methylmorpholine in urethane synthesis, highlighting its utility in enhancing reaction efficiencies within computational models (Waleed et al., 2023).

  • Design, Synthesis, Characterization, and In Vitro Evaluation of a New Cross-Linked Hyaluronic Acid for Pharmaceutical and Cosmetic Applications: Incorporates 4-methylmorpholine in the design and synthesis of new hyaluronic acid formulations, underscoring its role in developing innovative pharmaceutical and cosmetic products (Sciabica et al., 2021).

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Signalwort

Danger

Gefahreneinstufungen

Acute Tox. 4 Oral - Eye Dam. 1 - Flam. Liq. 2 - Skin Corr. 1B

Lagerklassenschlüssel

3 - Flammable liquids

WGK

WGK 1

Flammpunkt (°F)

53.6 °F - closed cup - DIN 51755 Part 1

Flammpunkt (°C)

12 °C - closed cup - DIN 51755 Part 1

Persönliche Schutzausrüstung

Faceshields, Gloves, Goggles, type ABEK (EN14387) respirator filter


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Die Dokumentenbibliothek aufrufen

V Kruft et al.
Analytical biochemistry, 193(2), 306-309 (1991-03-02)
Cysteine residues in polypeptides are not easily identified during automated N-terminal sequence analysis. Reaction of cysteine side chains with 4-vinylpyridine and identification as the pyridylethylated phenylthiohydantion derivative (PE-PTH-Cys) were proposed. However, after this reaction a desalting step is necessary. If
L Hansén et al.
Scandinavian journal of work, environment & health, 12(1), 66-69 (1986-02-01)
The N-methylmorpholine levels in workroom air in a polyurethane foam factory were determined by two methods in which midget impinger flasks were used for sampling. The analyses were performed by gas chromatography and isotachophoresis. The values obtained by the gas
V Balachandran et al.
Spectrochimica acta. Part A, Molecular and biomolecular spectroscopy, 97, 1101-1110 (2012-08-30)
The experimental FT-IR (4000-400 cm(-1)) and FT-Raman (3500-100 cm(-1)) spectra of 4-Methylmorpholine were recorded. The observed bands were interpreted with the aid of normal coordinate analysis and force field calculations based on density functional theory (DFT) using B3LYP functional theory
Seán D McDermott et al.
Forensic science international, 212(1-3), 13-21 (2011-07-22)
During the analysis of "seized samples", suspected of containing 4-methylmethcathinone (mephedrone) and N-ethylcathinone (ethcathinone) additional compounds were observed in the GCMS chromatogram. These compounds were suspected to be the corresponding phenylacetone isomers of mephedrone and ethcathinone respectively. These isomers are
Mahdi Khodaverdi et al.
Journal of industrial microbiology & biotechnology, 39(3), 429-438 (2011-11-05)
Pretreatment of cellulose with an industrial cellulosic solvent, N-methylmorpholine-N-oxide, showed promising results in increasing the rate of subsequent enzymatic hydrolysis. Cotton linter was used as high crystalline cellulose. After the pretreatment, the cellulose was almost completely hydrolyzed in less than

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