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訂購電話:4001650900

1-Methyl-2-pyrrolidinone

Cas:
872-50-4
Molecular Structure:
MDL:
MFCD00003193
Molecular Formula:
C5H9NO
Molecular Weight:
99.13
Alias:
1-甲基吡咯烷酮,NMP溶劑,1-甲基-2-吡咯烷酮,二異丙基酮,N-甲基-A-吡咯烷酮 1-Methyl-2-pyrrolidone N-Methyl-2-pyrrolidone M-PYROL? NMP
Product order:
Name Specifications Packing Price Delivery
1-Methyl-2-pyrrolidinone AR 500ml RMB 85.8 Consulting service
1-Methyl-2-pyrrolidinone HPLC, ≥99% 500ml RMB 115.5 Consulting service
1-Methyl-2-pyrrolidinone HPLC, ≥99% 4L RMB 652.3 Consulting service
1-Methyl-2-pyrrolidinone AR 2.5L RMB 242 Consulting service
1-Methyl-2-pyrrolidinone CP 500ml RMB 49.5 Consulting service
1-Methyl-2-pyrrolidinone 電子級,99.9% 20kg RMB 2183.5 Consulting service
1-Methyl-2-pyrrolidinone 電子級,99.9% 500ml RMB 115.5 Consulting service
1-Methyl-2-pyrrolidinone GCS,>99.9%(GC) 5ml RMB 64.9 現(xiàn)貨
1-Methyl-2-pyrrolidinone GR 500ml RMB 132 Consulting service
1-Methyl-2-pyrrolidinone GR 20kg RMB 2073.5 Consulting service
1-Methyl-2-pyrrolidinone 用于多肽合成, ≥99.5% (GC) 1L RMB 539 Consulting service
1-Methyl-2-pyrrolidinone 分析標準品 5ml RMB 429 現(xiàn)貨
Character:
無色透明油狀液體,微有胺的氣味。能與水、醇、醚、酯、酮、鹵代烴、芳烴和蓖麻油互溶。揮發(fā)度低,熱穩(wěn)定性、化學(xué)穩(wěn)定性均佳,能隨水蒸氣揮發(fā)。有吸濕性。對光敏感。半數(shù)致死量(大鼠,經(jīng)口)3.8ml/kg。
密度:1.028
熔點:-24 °C  
沸點:81-82 °C/10 mmHg
閃點:91 °C
折光率n20/D:1.47
Quality Standard:
項目Item                              分析純           化學(xué)純
                                       (AR)             (CP)
含量Assay,%                           ≥99.0            98.0%
沸程Boiling range,℃                 202.0-204.0       202.0-204.5
相對密度Specific gravity (20/20°C)  1.0315-1.0330    1.0310-1.0330
折光率Refractive index n20/D         1.465-1.475      1.469-1.471
溶解試驗Solubility                    合格               合格


項目                                   優(yōu)級純  
                                        (GR)
外觀Appearance                         無色液體
純度Purity                             ≥99.5% (GC)
水分Water                              <0.02 % (K.F.)
游離胺Free amine                       <0.001 %


項目                                    色譜純
                                      (HPLC級)
純度Purity                              >99.5% (GC)
紫外吸收值UV Absorbance: (λ H2O reference )
Wavelength (nm) Max. Absorbance
  285 nm                                ≤1.00  
  300nm                                 ≤0.500
  325nm                                 ≤0.100
  350nm                                 ≤0.030
  400nm                                 ≤0.010
折光率Refractive index n20/D            1.4700 ± 0.0020
水分Water                              <0.05%
(For HPLC, GC, and spectrophotometry. Packaged under nitrogen. UV cutoff at 235nm)

項目                 電子級
含量 %               ≥99.90    
  色度Hazen          ≤25  
  總二醇量ppm        ≤20
  總胺量 ppm         ≤20
  水分 %             ≤0.03
  氯離子ppm          ≤0.50
  磷酸鹽ppm          ≤0.50
  硫酸鹽ppm          ≤0.50
  硝酸鹽 ppm         ≤0.50
  鋰 ppb             ≤10
  鈉  ppb            ≤10
  鎂  ppb            ≤10
  鋁 ppb             ≤10
  鉀 ppb             ≤10
  鈣 ppb             ≤10
  鉻  ppb            ≤10
  錳  ppb            ≤10
  鐵 ppb             ≤10
  鎳  ppb            ≤10
  鈷  ppb            ≤10
  銅  ppb            ≤10
  鋅  ppb            ≤10
  鉬  ppb            ≤10
  鎘 ppb             ≤10
  鉛 ppb             ≤10
  銀  ppb            ≤10


品級Grade                              用于多肽合成  
                                    (for peptide synthesis)  
純度Purity                              ≥99.5% (GC)
水分water                               ≤0.03%
胺試驗suitability  for amine test       pass

Storage:
易吸潮,密封保存。
用作溶劑及萃取劑。
NMP是一種極性的非質(zhì)子傳遞溶劑,具有毒性小,沸點高,溶解能力出眾,選擇性強和穩(wěn)定性好的優(yōu)點。廣泛用于芳烴萃??;乙炔、烯烴、二烯烴的純化。也用于聚合物的溶劑及聚合反應(yīng)的介質(zhì)要。如聚酰胺、聚酰亞胺、聚苯硫醚等工程塑料及芳綸纖維。另外還用于絕緣材料、農(nóng)藥、顏料及清潔劑等方面。
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