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1-Methyl-2-pyrrolidone, peptide synthesis grade, N-Methylpyrrolidone, N-Methyl-2-pyrrolidinone, NMP

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CAS: 872-50-4

Packaging	Reference	Stock	My Price
x 25 l :: Metal drum	ME0590025B	Check availability	Buy

Other Packaging

Packaging	Reference	Stock	My Price
x 200 l :: Combi (plastic inside; metal outside)	ME0590200A	Check stock	Buy
x 2,5 l :: Glass bottle	ME05902500	Check stock	Buy

Characteristic
Volume : x 25 l

- Synonyms: N-Methylpyrrolidone, N-Methyl-2-pyrrolidinone, NMP
- C5H9NO
- M = 99,13 g/mol
- CAS [872-50-4]
- EINECS-No.: 212-828-1
- Density: 1,03 g/cm3
- Solub. in water: (20 ºC): miscible
- Melting point: -24 ºC
- Boiling point: 202 ºC
- Flash pt. 91 ºC
- Ignition temp.: 245 ºC
- Vapour pressure: (20 ºC) 0,32 hPa
- Refraction index: (n 20 ºC/D) 1,4684
- Dielectric const.: (25 ºC) 33
- LD 50 (oral, rat): 3598 mg/kg
- EC-Index-No.: 606-021-00-7
- GHS-signal word: Danger
- GHS-H sentences: H315 - H319 - H360D - H335
- GHS-P sentences: P261 - P280 - P305+P351+P338 - P321 - P405 - P501a
- Tariff number: 2933 79 00 90
- Applications: analytical chemistry, chromatography, synthesis of organic products.

SPECIFICATIONS
assay (G.C.): min. 99,5 %
identity (IR-spectrum): passes test
density (20º/4º): 1,031 - 1,034
colour (Hazen): max. 10
methylamine: max. 0,01 %
water (K.F.): max. 0,08 %