1-Methyl-2-Pyrrolidinone; N-Methyl-2-Pyridone-5-Carboxamide; CAS 872-50-4

• Customization: Available
• CAS No.: 872-50-4
• Formula: C5h9no
• EINECS: 212-828-1
• Appearance: Liquid
• Type: Pharmaceutical Intermediates
• Quality: Refined
• Colour: Yellow
• Samples: Available
• Purity: 99%
• Certificates: ISO9001/SGS
• Package: 1kg/5kg/10kg/25kg
• Stocks: in Stock
• Lead Time: 5-7 Working Days
• Shelf Life: 2-3 Years
• Site Audit: Available
• Transport: Air/Express/Sea
• MOQ: 10g
• Transport Package: Drum/Bottle/Bags
• Trademark: Yunbang
• Origin: China

Product Description

1-Methyl-2-pyrrolidinone;N-methyl-2-pyridone-5-carboxamide;CAS 872-50-4

1-Methyl-2-pyrrolidinone Chemical 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
Fp	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	8.5-10.0 (100g/l, H2O, 20ºC)
PH Range	7.7 - 8.0
explosive limit	1.3-9.5%(V)
Water Solubility	>=10 g/100 mL at 20 ºC
λmax	283nm(MeOH)(lit.)
Sensitive	Hygroscopic
Merck	14,6117
BRN	106420
Stability:	Stable, but decomposes upon exposure to light. Combustible. Incompatible with strong oxidizing agents, strong acids, reducing agents, bases.
InChIKey	SECXISVLQFMRJM-UHFFFAOYSA-N
CAS DataBase Reference	872-50-4(CAS DataBase Reference)
NIST Chemistry Reference	2-Pyrrolidinone, 1-methyl-(872-50-4)
EPA Substance Registry System	N-Methyl-2-pyrrolidone (872-50-4)

Safety Information

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
Hazardous Substances Data	872-50-4(Hazardous Substances Data)
Toxicity	LD50 orally in Rabbit: 3598 mg/kg LD50 dermal Rabbit 8000 mg/kg

 

Company Informations:

Hunan Yunbang Pharmaceutical Co., Ltd. (Yunbangpharm) located in Changsha High-tech Industrial Park, Hunan. It is a high-tech enterprise specializing in the research and development, production and sales of Pharmaceutical raw materials, Pharmaceutical intermediates(API) and Fine chemicals. Based in China, Yunbangpharm has been providing suitable solutions for many domestic,foreign pharmaceutical companies and traders. Excellent quality, good reputation and authentic price have won the praise of the majority of customers.
The company adheres to the corporate tenet of "We do not produce medicines, but help pharmaceutical companies make good medicines".

We can provide customers with customized processing, research and development services;
We can develop high-end Pharmaceutical and chemical products with high technical difficulties,high barriers and unique production processes;
We can provide 100 grams Grade, kilograms, and hundred kilograms of raw material pharmaceutical intermediates and other products.
We can perform -100°C to 300°C reaction.

R&D strength is the company's core competitiveness.Yunbangpharm has maintains a good cooperation relationship with many Universities and Research institutes locally, which can quickly transform R&D results into industrial production.

Our goal : To achieve the integrated upgrade of Pharmaceutical intermediates, raw materials and high-end chemical products, adhere to "serving pharmaceutical companies, creating our brands" to provide customers with high-quality and low-cost pharmaceutical and chemical products, realizing Win-win cooperation and common development.