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1-Methyl-2-pyrrolidinone_Molecular_structure_CAS_872-50-4)
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1-Methyl-2-pyrrolidinone

Catalog No. 69117 Name Sigma Aldrich
CAS Number 872-50-4 Website http://www.sigmaaldrich.com
M. F. C5H9NO Telephone 1-800-521-8956
M. W. 99.13106 Fax
Purity ≥98.0% (GC) Email
Storage Chembase ID: 68166

SYNONYMS

Title
1-甲基-2-吡咯烷酮
IUPAC name
1-methylpyrrolidin-2-one
IUPAC Traditional name
methylpyrrolidone
Synonyms
NMP
N-甲基-2-吡咯烷酮
1-Methyl-2-pyrrolidone
N-Methyl-2-Pyrrolidone
N-甲基吡咯烷酮

DATABASE IDS

Beilstein Number 106420
EC Number 212-828-1
PubChem SID 24885884
CAS Number 872-50-4
MDL Number MFCD00003193

PROPERTIES

Empirical Formula (Hill Notation) C5H9NO
Grade absolute
Grade purum
Purity ≥98.0% (GC)
Quality over molecular sieve (H2O ≤0.01%)
Auto Ignition Point 518 °F
Boiling Point 202 °C(lit.)
Boiling Point 81-82 °C/10 mmHg(lit.)
Density 1.028 g/mL at 25 °C(lit.)
Flash Point 91 °C
Flash Point 195.8 °F
Melting Point -24 °C(lit.)
Refractive Index n20/D 1.47(lit.)
Refractive Index n20/D 1.471
Vapor Density 3.4 (vs air)
Vapor Pressure 0.29 mmHg ( 20 °C)
Vapor Pressure 0.99 mmHg ( 40 °C)
Explode Limits 9.5 %
GHS Pictograms GHS07
GHS Pictograms GHS08
GHS Signal Word Danger
GHS Hazard statements H315-H319-H335-H360D
European Hazard Symbols Toxic Toxic (T)
MSDS Link Download
Personal Protective Equipment Eyeshields, full-face respirator (US), Gloves, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter
GHS Precautionary statements P201-P261-P305 + P351 + P338-P308 + P313
Risk Statements 61-36/37/38
RTECS UY5790000
Safety Statements 53-45
German water hazard class 1

DETAILS

REFERENCES