Keywords

• HOT SALE
• 872-50-4
• GOOD QUALITY

Quick Details

• ProName: 99%N-Methyl-2-pyrrolidone
• CasNo: 872-50-4
• Molecular Formula: C5H9NO
• Appearance: colorless clear liquid
• Application: Role in the detergent industry: Excel...
• DeliveryTime: 1 week
• PackAge: ACCORDING THE REQUIREMENTS
• Port: Qingdao，Tianjin, Shanghai, Lianyungang
• ProductionCapacity: 100 Metric Ton/Week Metric Ton/Week
• Purity: 99%
• Storage: Store at +5°C to +30°C.
• Transportation: informal
• LimitNum: 1 Metric Ton

Superiority

英文名称：

N-Methyl-2-pyrrolidone

CAS号：

872-50-4

分子式：

C5H9NO

分子量：

99.13

熔点

-24 °C (lit.)

沸点

202 °C (lit.) 81-82 °C/10 mmHg (lit.)

密度

1.028 g/mL at 25 °C (lit.)

蒸气密度

3.4 (vs air)

蒸气压

0.29 mm Hg ( 20 °C)

折射率

n20/D 1.479

闪点

187 °F

储存条件

Store at +5°C to +30°C.

溶解度

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

形态

Liquid

酸度系数(pKa)

-0.41±0.20(Predicted)

颜色

≤20(APHA)

气味 (Odor)

Slight amine odor

PH值

8.5-10.0 (100g/l, H2O, 20℃)

酸碱指示剂变色ph值范围

7.7 - 8.0

爆炸极限值(explosive limit)

1.3-9.5%(V)

水溶解性

>=10 g/100 mL at 20 ºC

最大波长(λmax)

283nm(MeOH)(lit.)

敏感性

Hygroscopic

Merck

14,6117

BRN

106420

Dielectric constant

32.200000000000003

稳定性

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℃

Details

熔点

198~199℃

沸点

578.8±60.0 °C(Predicted)

密度

1.45 (60% aq.)

蒸气压

0Pa at 25℃

储存条件

Sealed in dry,Room Temperature

溶解度

Methanol (Slightly), Water (Slightly)

酸度系数(pKa)

1.35, 2.87, 7.03, 11.3(at 25℃)

形态

Powder

颜色

white

PH值

pH (1.7→100, 25℃) : 1.3～1.8

水溶解性

Soluble in water.

Merck

14,3863

BRN

1789291

稳定性

Stable. Incompatible with strong oxidizing agents.

InChIKey

DBVJJBKOTRCVKF-UHFFFAOYSA-N

LogP

-3.5