N-Methyl-2-pyrrolidone (NMP) for peptide synthesis, Supelco®

Supplier: MilliporeSigma

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Synonyms: 1-Methyl-2-pyrrolidone , NMP , Methyl Pyrrolidone , N-Methyl-2-pyrrolidinone,NMP , 1-Methyl-2-pyrrolidinone

MX1394-1 MX1394-1

CAMX1394-1CS 5890.63 CAD

CAMX1394-1 EM-MX1394-1

N-Methyl-2-pyrrolidone (NMP) for peptide synthesis, Supelco®

N-Methyl-2-pyrrolidone (NMP)

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

MDL Number: MFCD00003193
CAS Number: 872-50-4
Merck Index: 13,06140

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Specification Test Results

Assay (GC)	99.5% min
Appearance	Clear, free from particulates
Color (APHA)	20 max
Filtered through 0.2 µm filter	To pass test
Form	Liquid
Free amine (as dimethylamine)	5ppm max
Heavy metals (as Pb)	1ppm max
Residue after ignition	10ppm max
Titrable base	1.0µeq/g max
UV Abs. at 275 nm	1.00AU max
UV Abs. at 280 nm	0.70AU max
UV Abs. at 300 nm	0.30AU max
UV Abs. at 350 nm	0.10AU max
UV Abs. at 400 nm	0.01AU max
UV Cut-off	275nm max
Water (H2O)	300ppm max

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