N-Methyl-2-pyrrolidone manufacturers and suppliers

N-Methyl-2-pyrrolidone suppliers

Properties

Melting point:: -24 °C (lit.)

Boiling point:: 202 °C (lit.) 81-82 °C/10 mmHg (lit.)

Density: 1.028 g/mL at 25 °C (lit.)

vapor density: 3.4 (vs air)

vapor pressure: 0.29 mm Hg ( 20 °C)

refractive index: n20/D 1.479

Flash point:: 187 °F

storage temp.: Store at +5°C to +30°C.

solubility: ethanol: miscible0.1ML/mL, clear, colorless (10%, v/v)

form: Liquid

pka: -0.41±0.20(Predicted)

color: ≤20(APHA)

Odor: Slight amine odor

PH Range: 7.7 - 8.0

PH: 8.5-10.0 (100g/l, H2O, 20℃)

explosive limit: 1.3-9.5%(V)

Water Solubility: >=10 g/100 mL at 20 ºC

Sensitive: Hygroscopic

λmax: 283nm(MeOH)(lit.)

Merck: 14,6117

BRN: 106420

Dielectric constant: 32.200000000000003

Stability:: Stable, but decomposes upon exposure to light. Combustible. Incompatible with strong oxidizing agents, strong acids, reducing agents, bases.

InChIKey: SECXISVLQFMRJM-UHFFFAOYSA-N

LogP: -0.46 at 25℃

Safety Information

Symbol(GHS): GHS07,GHS08

Signal word: Danger

Hazard statements: H315-H319-H335-H360D

Precautionary statements: P202-P261-P264-P302+P352-P305+P351+P338-P308+P313

Hazard Codes: T,Xi

Risk Statements: 45-65-36/38-36/37/38-61-10-46

Safety Statements: 41-45-53-62-26

WGK Germany: 1

RTECS: UY5790000

F: 3-8-10

Autoignition Temperature: 518 °F

TSCA: Y

HS Code: 2933199090

Toxicity: LD50 orally in Rabbit: 3598 mg/kg LD50 dermal Rabbit 8000 mg/kg

Use

1-methyl-2-pyrrolidinone (nmp) is a polar aprotic solvent that has the advantages of low toxicity, high boiling point, outstanding solvency, strong selectivity and good stability. it is widely used in purification of aromatic hydrocarbon extraction, acetylene, olefins, and diolefins. It is used in industrial cleaning, and it serves as a solvent for production of pesticides, engineering plastics, coatings, synthetic fibers, and integrated circuits.

You can find N-Methyl-2-pyrrolidone suppliers, manufacturers, and distributors from countries such as CHINA, United States and the India here. Browse to the tetrahydrofuran product information displayed by the supplier, as well as the supplier's contact and capability information.