Keep my session open?
Ending In 
The session is expired
Your session has expired. For your security, we have logged you out.
Would you like to log in again?

1-Methyl-2-pyrrolidinone, ACS grade, 99.0+%

Supplier: Alfa Aesar

Purity: 99.0+%
CAS No.: 872-50-4
Molecular Formula: C5H9NO
Formula Weight: 99.13
Flash Point: 86°(187°F)
Physical Form: Liquid
Density: 1.033
Refractive Index: 1.4705
Sensitivity: Light Sensitive and Hygroscopic
Appearance: Colourless to pale yellow
Odour: Amine-like
Melting Point: -24°
Boiling Point: 204°
Beilstein Reference: 106420
Merck Reference: 14,6117
MDL No.: MFCD00003193

Formula: C₅H₉NO
MW: 99,13 g/mol
Boiling Pt: 202 °C (1013 hPa)
Melting Pt: -24 °C
Density: 1,033 g/cm³ (20 °C)
Flash Pt: 91 °C
Storage Temperature: Ambient
MDL Number: MFCD00003193
CAS Number: 872-50-4
EINECS: 212-828-1
Merck Index: 12,06197



Expand All / Collapse All
Pack type Pk VWR Catalog Number Quantity
Glass bottle 500 ml ALFA43894.AP
Supplier Article Number:: 43894.AP
Glass bottle 1 l ALFA43894.K2
Supplier Article Number:: 43894.K2
Glass bottle 4 l ALFA43894.K7
Supplier Article Number:: 43894.K7
- 4 ALFA43894.M1
Supplier Article Number:: 43894.M1
- 4 ALFA43894.M6
Supplier Article Number:: 43894.M6
Expand All / Collapse All


Density 1.033
Melting point -24°
Formula weight 99.13
CAS No. 872-50-4
Purity 99.0+%
Flash point 86°(187°F)
Physical form Liquid
Molecular formula C5H9NO
MDL No. MFCD00003193
Merck reference 14,6117
Enter Details

Select the article for which you are looking for Certificate

Indicate the Lot Number. This field is mandatory.

Enter Certificate Details

Enter the Lot number:

Choose from recent batch/lot numbers:

Review & Compare Alternatives
We found alternative products that can save you up to  per item-unit.  To compare product details, select up to 3 alternatives below and click Compare Selected. To add items to your basket, enter a quantity and click Add to Basket.

Original Product:

Description Catalog Number Availability Unit Your Price Price Per Qty