N-Methyl-2- Pyrrolidone (NMP) CAS No. 872-50-4 M-Pyrol (R) (99.5%, 99.8, 99.9) Pictures & Photosn-Methyl-2- Pyrrolidone (NMP) CAS No. 872-50-4 M-Pyrol (R) (99

• CAS No.: 872-50-4
• Formula: C5h9no
• EINECS: 212-828-1
• Type: Dyestuff Intermediates
• Appearance: Liquid
• Quality: Industrial
• Model NO.: METHYL-2-PYRROLIDONE
• Colour: White
• Stock: in Stock
• Delivery Time: 3-7 Working Days
• Application: Veterinary Medicine
• Shelf Life: 3 Years
• Standard: USP/Ep
• Appreance: White to Light Yellow Amorphous Deliquescent Powd
• Transport Package: 5kg/Tin
• Specification: 1kg/tin, 5kg/tin, 10kg/tin
• Trademark: Qingmei
• Origin: China
• HS Code: 2933995300
• Production Capacity: 1-10 Tons Per Year

Product Description

 

 

N-Methyl-2-pyrrolidone Basic information
Product Name:	N-Methyl-2-pyrrolidone
CAS:	872-50-4
MF:	C5H9NO
MW:	99.13
EINECS:	212-828-1
Mol File:	872-50-4.mol
N-Methyl-2-pyrrolidone 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	146,117
BRN	106420

Appearance Active content	%	Light  transparent liquid 98 min		Light transparent liquid 99
PH(1% water solution)		6.0 - 8.0		7.16
Amine salt	%	2.0 max		1.24

 

Product Categories

1.We have high-quality products, which are directly supplied by the factory to ensure sufficient supply.
2.We have professional services, 24 hours online to solve your problems.
3.With years of supply experience, we strive to bring value to every customer.

Product Description

 

          

 

 

Analysis room and laboratory

 

 

 

 

Packaging & Shipping

 

 

mode of transportation
By Air	By Express	By Sea
suitable for >50	suitable for sampple order or <50	suitable for >300
Fast:3-7 days	Fast:3-10 days	Fast: 7-45 days
lower than the express cost	high shipping cost	lowest cost

Company Profile

 
Qingdao Qingmei Biotech Co., Ltd is a pharmaceutical company, which is to expand international business and strategic cooperation with Contract Manufacturing on Supplements(Hard Capsules, Softgels, Powders, Sachet), Active Ingredients for Human Health and Animal Health, Herbal Extracts, Food Additives, Feed Additives, Vitamins, Amino Acids, Minerals, Cosmetics raw materials, Pet Medicines, Disinfectant, Farming and Fishery Industry.

The company is located in the beautiful coastal city of Qingdao, near City Hall and the May Fourth Square, and also close to the port, so that it has convenient traffic conditions for trade. The company's business focuses on the development and promotion of the pharmaceutical chemicals, animal health, food additives, plant extracts, cosmetic raw materials, intermediates and other fine chemicals. Production in Qingmei is in accordance with GMP standards, and files are compiled and registered in regulated market to ensure smooth supply channels. Guided by the market development, Qingmei works hard to cover more customers.
 

1:Can I get some samples before bulk order?
Most products provide free samples, but the shipping cost be paid by customers.

2: What's your MOQ?
For the high value product, our MOQ starts from 10g,100g and 1kg.

3: Which kind of payment terms do you accept?
PI will be sent first after confirmation of order,enclosed our bank information.Payment by T/T, Western Union, L/C.

4.How to place an order?
You can contact me through Trademanager, WhatsApp, Skype Online and other contact methods, tell me the product and quantity you need, and then we will give you a quote. If you choose one of the above payment methods, we will arrange the delivery for you.

5:How about your delivery time?
A: Generally, it will take 5 to 7 days after receiving your advance payment.

6:How do you treat quality complaint?
A:First of all, our quality control will reduce the quality problem to near zero. If there is a real quality problem caused by us, we will send you free goods for replacement or refund your loss.